ДВИГАТЕЛЬ

Изобретение относится к двигателю (100) для пассажирского автомобильного транспортного средства, имеющему корпус (101) и вращающийся приводной ремень (102) для привода дополнительных узлов (103), одну линию (104) подачи для обеспечения подачи к компоненту (105) двигателя, причем приводной ремень (102) проходит по линии (106) ремня и огибает один приводной ременной шкив (107) компонента (105) двигателя и образует зону (108) натяжения с линией (106) ремня, при этом линия (104) подачи проходит от корпуса (101) до соединителя (110) подачи на компоненте (105) двигателя, причем линия (104) подачи проходит от стороны (109) корпуса зоны (108) натяжения внутри линии (106) ремня через зону (108) натяжения и соединена на соединителе (110) подачи с компонентом (105) двигателя, содержащим приводной ременной шкив (107), причем линия (104) подачи соединена с соединительным узлом (114), который прикреплен к корпусу (101) и содержит, по меньшей мере, два рычага (115, 116, 117). Техническим результатом является ...

СПОСОБ И УСТРОЙСТВО ФРАКЦИОНИРОВАНИЯ СЫПУЧИХ МАТЕРИАЛОВ

Группа изобретений относится к фракционированию сыпучих материалов, таких как цемент, известняк, полимеры, неразмолотое зерно, песок, илистая глина, а также корма или кормовые смеси. Способ фракционирования сыпучего материала включает следующие этапы: загрузку сыпучего материала по меньшей мере на один грохот устройства для фракционирования, приведение по меньшей мере корпуса устройства в колебательное движение посредством привода инерционных масс, фракционирование сыпучего материала посредством грохота по меньшей мере на первую и на вторую фракции и отведение по меньшей мере одной из фракций сыпучего материала через выпускное отверстие из корпуса. Устройство для фракционирования включает по меньшей мере один корпус с внутренним пространством для размещения по меньшей мере одного грохота, в частности по меньшей мере одного пакетного ситового кузова. Корпус имеет по меньшей мере одно впускное отверстие для загрузки сыпучего материала и по меньшей мере одно выпускное отверстие для отведения ...

ЗУБЧАТО-РЕМЕННАЯ ПЕРЕДАЧА И СПОСОБ ИЗГОТОВЛЕНИЯ МЕНЬШЕГО ИЗ ЕЕ ШКИВОВ

Группа изобретений относится к области машиностроения, а именно к передачам станков и механизмов. Зубчато-ременная передача содержит зубчатые шкивы. У меньшего из совместно работающих шкивов число зубьев является функцией угла при вершине зуба используемого ремня. При этом боковые стороны профиля зуба выполнены плоскими и параллельными друг другу. Нарезание зубьев производится методом копирования с использованием двух дисковых фрез, удаленных друг от друга на расстояние, равное поперечному сечению зуба. Толщина каждой из фрез меньше ширины впадины, но больше ее половины. Достигается увеличение передаточного отношения. 2 н.п. ф-лы, 6 ил.

СПОСОБ ЗАПУСКА ДВИГАТЕЛЯ В ХОЛОДНУЮ ПОГОДУ ПОСРЕДСТВОМ СТАРТЕРА-ГЕНЕРАТОРА ТРАНСПОРТНОГО СРЕДСТВА, ОСНАЩЕННОГО РЕМНЕМ, ВРАЩАЕМЫМ ДВИГАТЕЛЕМ ВНУТРЕННЕГО СГОРАНИЯ

Изобретение относится к силовой установке автомобиля, в частности к способу запуска силовой установки в холодную погоду посредством стартера-генератора, и может быть использовано в системах «Старт-Стоп». Техническим результатом является обеспечение эффективного запуска двигателя посредством стартера-генератора при сильном холоде. Предложен способ запуска силовой установки (10) автомобиля, содержащей двигатель (11) внутреннего сгорания с проходящим вдоль продольной оси (Х) приводным валом (12), стартер-генератор (14), первый шкив (15, 19), выполненный с возможностью приведения во вращение от приводного вала, шкив (16), неподвижно соединенный с валом стартера-генератора, ремень (17), охватывающий указанные два шкива, и систему (18) соединения/разъединения первого шкива (19) с приводным валом (12) двигателя. Способ запуска включает в себя процесс подготовки ремня к запуску двигателя в холодную погоду. 2 н. и 8 з.п. ф-лы, 5 ил.

ТРАНСМИССИЯ

Изобретение относится к области сельскохозяйственного машиностроения, в частности к устройству для транспортного средства. Транспортное средство содержит привод, зубчатый механизм, который по меньшей мере по существу надежно соединен с приводом так, что по меньшей мере в одном собранном состоянии расстояние между зубчатым механизмом и приводом относительно друг друга и их угловое расположение относительно друг друга остаются неизменными, и содержит выходной вал для приведения в действие сменного инструмента, положение которого может быть изменено относительно зубчатого механизма, и трансмиссию, расположенную между зубчатым механизмом и сменным инструментом. Трансмиссия содержит первое ведущее колесо, которое прочно соединено с возможностью вращения с выходным валом в одном рабочем состоянии и имеет ось вращения, расположенную перпендикулярно прямому направлению, а зубчатый механизм содержит входной вал и указанный выходной вал, расположенный перпендикулярно входному валу, выполненному с ...

НОРМАЛИЗАЦИЯ РАСПРЕДЕЛЕНИЯ НАТЯЖЕНИЯ И МИНИМИЗАЦИЯ ИСТИРАНИЯ БОКОВЫХ СТЕНОК В УГЛОВЫХ РЕМЕННЫХ СИСТЕМАХ ПРИВОДА

Группа изобретений относится к способам и системам передачи мощности на ременной основе. Предложен способ использования ремня для углового привода, включающий этапы, на которых применяют перекрученную геометрию к первому свободному промежутку ремня, поддерживают первый свободный промежуток ремня посредством свободно вращающегося шкива или ведомого шкива на первом конце первого свободного промежутка и осуществляют по меньшей мере одно из позиционирования и ориентации свободно вращающегося шкива или ведомого шкива. Устройство для использования ремня для углового привода содержит в том числе узел поддержки шкива, вмещающий свободно вращающийся шкив и/или ведомый шкив и выполненный с возможностью позиционирования и/или ориентации свободно вращающегося шкива и/или ведомого шкива. Достигается уменьшение габаритных размеров. 2 н. и 13 з.п. ф-лы, 25 ил.

СИСТЕМА УПРАВЛЕНИЯ НАТЯЖЕНИЕМ РЕМНЯ

Изобретение относится к системе управления натяжением ремня безопасности транспортного средства. Система управления натяжением ремня содержит первый цилиндр (350) с текучей средой; первый поршень (352), расположенный с возможностью скольжения в первом цилиндре (350) с текучей средой и продолжающийся от первой стороны первого цилиндра (350) с текучей средой; первый сцепляющий элемент (30) для ремня, соединенный с первым поршнем (352) с текучей средой и выполненный с возможностью сцепления с первым участком (38) ремня (40), продолжающимся между и на первой стороне первого и второго шкивов (42), (44); второй цилиндр (360) с текучей средой; второй поршень (362), расположенный с возможностью скольжения во втором цилиндре (360) с текучей средой и продолжающийся от первой стороны второго цилиндра (360) с текучей средой; второй сцепляющий элемент (32) для ремня, соединенный со вторым поршнем (362) и выполненный с возможностью сцепления со вторым участком (48) ремня (40), продолжающимся между и ...

ТРАНСМИССИЯ ТРАНСПОРТНОГО СРЕДСТВА С ДВИГАТЕЛЕМ ВНУТРЕННЕГО СГОРАНИЯ И СТАРТЕР-ГЕНЕРАТОРОМ

... 1. Трансмиссия (1) транспортного средства, содержащая двигатель (2) внутреннего сгорания, содержащий коленчатый вал (6), коробку (3) передач, которая установлена после указанного двигателя (2) внутреннего сгорания, для передачи движения по меньшей мере на одну ось (5) транспортного средства, а также содержащая стартер-генератор (23), который соединен с двигателем (2) внутреннего сгорания, отличающаяся тем, что стартер-генератор (23) присоединен к коленчатому валу (6) посредством двух отдельных трансмиссий (13, 22; 24, 25), при этом одна (24, 25) из трансмиссий (13, 22; 24, 25) содержит переключаемую муфту (29), а другая (13, 22) из трансмиссий (13, 22; 24, 25) содержит переключаемую муфту (32) или обгонную муфту (11), которая находится в активном состоянии, когда стартер-генератор (23) находится в режиме стартера.2. Трансмиссия по п. 1, отличающаяся тем, что стартер-генератор (23) соединен с коленчатым валом (6) посредством двух различных гибких приводных механизмов, в частности ременных ...

СИСТЕМА РЕМЕННОГО ПРИВОДА

Изобретение относится к системам трансмиссий с ременным приводом, где необходима синхронизация приводимых в движение компонентов. Система ременного привода содержит ремень, приводную звездочку, закрепленную на коленчатом валу двигателя, имеющего несколько цилиндров, и ведомую звездочку. Эластичный корд расположен в теле ремня и проходит вдоль продольной оси. Множество зубцов ремня расположены на наружной поверхности тела ремня, при этом зубцы ремня ориентированы поперек продольной оси. Количество канавок на приводной звездочке в целое число раз превышает число цилиндров двигателя, разделенное на два. Количество канавок на ведомой звездочке в целое число раз превышает число канавок в приводной звездочке. Количество зубцов ремня, длина контактной поверхности и расстояние между канавками звездочки зависят от числа событий зажигания двигателя за один оборот коленчатого вала, за счет чего уменьшается частота зацепления ремня и шкива до уровня внутри гармонических частот двигателя. 5 н. и 12 ...

РЕМЕННАЯ ПЕРЕДАЧА

Изобретение относится к области машиностроения, а более конкретно к ременным передачам. Ременная передача содержит ведущий и ведомый шкивы, ремень и натяжное устройство. Натяжное устройство выполнено из двух рычагов, соединенных между собой соседними концами при помощи шарнира. На оси шарнира размещен натяжной ролик, выполненный с ребордами. Свободный конец одного рычага натяжного устройства соединен посредством оси с одной опорой, а свободный конец второго рычага имеет возможность перемещаться по продольном пазу, выполненному в нем, на фиксаторе другой опоры. На каждом рычаге натяжного устройства неподвижно закреплены по одному кронштейну, которые связаны между собой упругим элементом. Натяжное устройство установлено снаружи контура ременной передачи. Достигается повышение надежности. 2 ил.

ЗВЕЗДОЧКА С ВОЗМОЖНОСТЬЮ ОТВОДА ГРЯЗИ (ВАРИАНТЫ) И СИСТЕМА РЕМЕННОГО ПРИВОДА, СОДЕРЖАЩАЯ ТАКУЮ ЗВЕЗДОЧКУ

Изобретение относится к системе передачи мощности с ременным приводом и к звездочке, имеющей возможность отвода грязи. Звездочка с возможностью отвода грязи содержит корпус (105); множество зубьев (101), выступающих от корпуса; множество канавок (102) в поочередном расположении с зубьями, при этом каждая канавка размещает зуб ремня; полость (103), расположенную радиально внутри от каждой канавки и взаимодействующую с канавкой. Полость (103) дополнительно содержит посадочное место (111) для поддерживания ремня. Посадочное место (111) расположено между канавкой и полостью (103). Полость (103) содержит поверхность (104), расположенную под углом (θ) относительно осевого направления (А-А). 3 н. и 6 з.п. ф-лы, 5 ил.

СИСТЕМА РЕМЕННОГО ПРИВОДА

... 1. Система ременного привода, содержащая: ремень, имеющий тело ремня; эластичный корд, расположенный в теле ремня, проходящий вдоль продольной оси; множество зубцов ремня, расположенных на наружной поверхности тела ремня, причем между зубцами ремня расположена контактная поверхность; приводную звездочку, закрепленную на коленчатом валу двигателя; ведомую звездочку; при этом количество канавок на приводной звездочке в целое число раз превышает число цилиндров двигателя, разделенное на два; и между точкой (А), в которой ремень входит в зацепление с приводной звездочкой, и первым непосредственно находящимся в зацеплении зубцом (А') ремня, по меньшей мере, 50% контактной поверхности ремня находится в контакте со звездочкой во время события зажигания цилиндра. 2. Система по п.1, в которой расстояние между зубцами ремня является таким, что, по меньшей мере, два зубца ремня находятся в зацеплении с двумя канавками на звездочке, имеющей наименьший угол обхвата. 3. Система по п.1, в которой множитель ...

ЗУБЧАТО-РЕМЕННАЯ ПЕРЕДАЧА И СПОСОБ ИЗГОТОВЛЕНИЯ МЕНЬШЕГО ИЗ ЕЕ ШКИВОВ

СПОСОБ АДАПТИВНОГО УПРАВЛЕНИЯ СИСТЕМОЙ ДВИГАТЕЛЯ МОТОРНОГО ТРАНСПОРТНОГО СРЕДСТВА

РЕМЕННАЯ ПЕРЕДАЧА

УСТРОЙСТВО И СПОСОБ ОПРЕДЕЛЕНИЯ СОСТОЯНИЯ ДЛЯ ОБНАРУЖЕНИЯ ИЗНОСА ДВИЖУЩЕГОСЯ КОМПОЗИТНОГО ПОЛИМЕРНО-ВОЛОКНИСТОГО РЕМНЯ (ВАРИАНТЫ)

... 1. Способ определения состояния движущегося композитного полимерно-волокнистого ремня в нормальных рабочих условиях, включающий в себя следующие операции: ! определение мгновенных динамических диэлектрических и электроемкостных свойств участка ремня, когда участок ремня проходит мимо емкостного устройства обнаружения и создает мгновенные динамические емкостные сигналы, !отделение мгновенных динамических емкостных сигналов, полученных по меньшей мере при помощи одного чувствительного элемента устройства обнаружения, от любых одновременно присутствующих статических емкостных сигналов, ! сравнение мгновенных динамических емкостных сигналов с пороговым уровнем динамического емкостного сигнала и, ! выработка выходного сигнала в ответ на циклическое превышение порогового уровня динамического емкостного сигнала мгновенными динамическими емкостными сигналами. ! 2. Способ по п.1, в котором мгновенные динамические емкостные сигналы, которые превышают пороговый уровень динамического емкостного сигнала ...

РЕМЕННАЯ КОРОБКА ПЕРЕКЛЮЧЕНИЯ ПЕРЕДАЧ

Изобретение относится к ременным коробкам переключения передач (РКПП) транспортных средств и механизмов. Для передачи вращения и крутящего момента в РКПП используются ремни, расположенные на шкивах, закрепленных на первичном и выходном валу. Для реализации реверсивной передачи применены промежуточный вал и установленные на промежуточном и выходном валу колеса, соприкасающиеся друг с другом резиновым или силиконовым покрытием. Достигается создание простой в обслуживании коробки переключения передач. 5 з.п. ф-лы, 14 ил.

Von einem Riementrieb für Hilfsaggregate einer Brennkraftmaschine angetriebenes Reibradgetriebe für ein Nebenaggregat

Für ein von einem Riementrieb für Hilfsaggregate einer Brennkraftmaschine angetriebenes Reibradgetriebe für ein gesondert angeordnetes Nebenaggregat wird vorgeschlagen, dass das Reibradgetriebe ein in der Ebene des Riementriebes angeordnetes und mit der Riemenaußenseite permanent reibschlüssig angetriebenes erstes Reibrad umfasst sowie ein zum ersten Reibrad gleichachsig angeordnetes und mit dem Antriebsrad des Nebenaggregates permanent reibschlüssig in Antriebsverbindung stehendes zweites Reibrad, wobei zwischen beiden axial beabstandet angeordneten Reibrädern eine Kupplung angeordnet ist.

Riementrieb

Riementrieb mit einem Endlos-Keilrippen-Riemen, der ein Antriebsrad und zumindest ein erstes und ein zweites Abtriebsrad zumindest abschnittsweise umschlingt, wobei der Keilrippen-Riemen so viele Keilrippen und das Antriebsrad so viele korrespondierende Rillen aufweisen, dass ein maximales Antriebsmoment übertragbar ist, wobei zumindest ein Abtriebsrad so viele zu den Keilrippen korrespondierende Rillen aufweist, dass ein maximales Lastmoment übertragbar ist. Durch die erfindungsgemäße Ausgestaltung werden der Reibleistungsverlust, der hieraus resultierende Kraftstoffmehrverbrauch und der Riemenverschleiß verringert.

Antriebsstrang eines Kraftfahrzeugs mit Verbrennungsmotor und Starter-Generator

Die Erfindung betrifft einen Antriebsstrang (1) eines Kraftfahrzeuges, mit einem eine Kurbelwelle (6) aufweisenden Verbrennungsmotor (2) mit nachgeschaltetem Getriebe (3) zum Antrieb wenigstens einer Achse (5) des Kraftfahrzeugs, sowie mit einem dem Verbrennungsmotor (2) zugeordneten Starter-Generator (23). Bei einem solchen Antriebsstrang ist erfindungsgemäß vorgesehen, dass der Starter-Generator (23) mittels zweier separater Antriebsstränge (13, 22; 24, 25) an die Kurbelwelle (6) angebunden ist, wobei einer (24, 25) der Antriebsstränge (13, 22; 24; 25) eine schaltbare Kupplung (29) aufweist und der andere (13, 22) der Antriebsstränge (13, 22; 24, 25) eine schaltbare Kupplung (32) oder einen beim Starterbetrieb des Starter-Generators (23) wirksamen Freilauf (11) aufweist. Ein derartiger Antriebsstrang eines Kraftfahrzeugs gewährleistet eine optimale Startfähigkeit des kalten Verbrennungsmotors und erlaubt zudem ein elektrisches Boosten des Verbrennungsmotors.

Riemen/Riemenscheibenkombination und Herstellungsverfahren

Verfahren zum Spannen eines Riemens eines Riementriebs einer außer Betrieb befindlichen Brennkraftmaschine

Die Erfindung betrifft ein Verfahren zum Spannen eines Riemens eines Riementriebs (10), der neben dem Riemen (10a) als Zugmittel ein auf der Kurbelwelle (1a) angeordnetes erstes antreibendes Rad (1) sowie ein drittes Rad (3), das auf einer Welle (4a) einer riementriebzugehörigen Startvorrichtung (4) angeordnet ist, umfasst, wobei der Riemen (10a) um das antreibende erste Rad (1) sowie das dritte Rad (3) geführt ist und ein zu einer aktiven Spanneinrichtung (5) gehörendes bewegliches Spannmittel (5a) vorgesehen ist, welches den Riemen (10a) kraftbeaufschlagt, das dadurch gekennzeichnet ist, dass – die aktive Spanneinrichtung (5) in der Weise angesteuert wird, dass einer Kompression der Feder (6) zumindest entgegen gewirkt wird, so dass eine Bewegung des Spannmittels (5a) unter Belastung des Riemens (10a) zumindest erschwert wird, und anschließend – der Riemen (10a) unter Verwendung der Startvorrichtung (4) in der Kontaktzone zu Schwingungen angeregt wird, so dass das mittels Feder (6) kraftbeaufschlagte ...

Scheibengetriebe

Sekundärantriebsstrang für eine Kaltfräse

Eine Kaltfräse (10) wird offenbart. Die Kaltfräse kann einen Rahmen (14), eine drehbar an dem Rahmen montierte Walze (18) und ein mit der Walze verbundenes Getriebe (42) umfassen. Die Kaltfräse kann auch eine mit dem Getriebe verbundene Antriebsriemenscheibe (38), einen Primärmotor (34), und einen Antriebsriemen (36) umfassen, der den Primärmotor mit der Antriebsriemenscheibe verbindet. Die Kaltfräse kann des Weiteren eine mit dem Getriebe verbundene Wartungsriemenscheibe (50), einen Wartungsmotor (46) und einen Wartungsriemen (48) umfassen, der den Wartungsmotor mit der Wartungsriemenscheibe verbindet. Die Kaltfräse kann zusätzlich umfassen, dass das Getriebe dazu ausgebildet ist, Bewegung von der Antriebsriemenscheibe und der Wartungsriemenscheibe auf die Walze zu übertragen.

Bandgetriebe und Riemenscheibe.

Fan belt tensioner for motor vehicle engine - has tension wheel on pivoting arm on plate bracketed to engine

Tensioner is for vehicles whose fan belt bends between two perpendicular planes. The wheel (13) is on the end of an arm (31) which pivots on a pin (33). The pin is attached to a plate (35) which has lugs (37, 39) by which it is fixed to the brackets on the cylinder block. The wheel carries a bar (49) which has a downturn flange acted on by a spring (47) whose other end abuts on a fixed flanged bracket (45) below the support plate (35). A stud (51) turning in a block (41) on the support plate (35) moves the pivoting arm (31) and with it the wheel (13) against the tensioning spring (47). The pivoting arrangement makes replacement and tensioning of the fan belt simple and fine adjustment easier.

Untersetzungsgetriebe für Betonmischmaschine

Zugmitteltrieb, Verfahren zur Erfassung des Verschleißes eines endlosen Zugmittels und endloses Zugmittel für einen solchen Zugmitteltrieb

Zugmitteltrieb, umfassend ein endloses Zugmittel (120), das zumindest zwei mit einem Antriebselement (110) und einem Abtriebselement verbundene Zugmittelscheiben (115, 130, 140, 150) verbindet, und eine akustische Abtasteinrichtung (170) zur Abtastung der Oberfläche des Zugmittels (120), wobei das Zugmittel (120) wenigstens eine beschichtete, Schallsignale reflektierende Oberfläche (122) aufweist und der Abtasteinrichtung (170) eine Spanneinrichtung mit wenigstens einer Spannrolle (180) gegenüberliegend angeordnet ist, welche das Zugmittel (120) so umlenkt, dass seine wenigstens eine beschichtete Oberfläche (122) der Abtasteinrichtung (170) zugewandt ist.

Mittelbarer Reibscheibentrieb

Multiple belt drive with several pulley sets - has one set of pulleys coupled to shaft by differential drive

The drive comprises a number of similar belts running in parallel over sets of similar pulleys mounted on common shafts One of the the pulley sets, transmitting the toroue, has pulleys fixed to its shaft, while the other sets have individual pulleys (4) coupled to their respective shafts (1) via differential drives. Any jockey or tensioning pulleys turn freely in relation to each other on their individual shafts. The differential drive can comprise a rotary equaliser housing and a set of bodies rolling against both the pulleys to be coupled. The housing is coupled to the pulley shaft and the equaliser bodies to one of the pulleys.

Assembling method for steering gear with clamping medium-free belt drive, involves assigning belt class to each axle base with which belt tension is adjusted in defined area of tolerance in installed condition of belt

The assembling method involves measuring the actual axle base distance of the belt pulley (1,2) at a belt drive, provided with a belt (3), of a steering gear. Multiple categories of belts are reproached, which differ by a different length and width. A belt class is assigned to each axle base, with which a belt tension is adjusted in a defined area of tolerance in the installed condition of the belt. A belt is selected from the associated belt class and installed for the measured axle base.

Belt slip monitor

A belt slip monitor 100 for a belt 102, preferably a drive belt, coupled to a motor-generator, preferably an integrated starter generator, comprises: a first movable portion 106; a second movable portion 108 movably coupled to the first movable portion 106 and the belt 102 such that operational states of the first and second movable portions 106, 108 are dependent upon the tension in the belt 102; first and second sensors (118a, 118b & 120a, 120b, figs 2 to 4b) configured to determine the operational state of the first and second movable portions 106, 108; wherein the belt slip monitor 100 is configured to determine whether the belt 102 is slipping based on the operational state of the first and second movable portions 106, 108. The sensors may be angular position sensors 118a, 120a and/or strain gauges 118b, 120b. The first and second movable portions 106, 108 may be rotatably and/or slidably coupled. The torque of the motor generator may be adjusted so that the belt does not slip.

Method and apparatus for retrieving units from a storage system

TRANSMISSION UNITS

... 1415306 Reversing gear F E COOPER and H R MORTON 27 Sept 1973 [22 Sept 1972] 43941/72 Heading F2D In a power transmission mechanism suitable for small marine craft an input shaft 1 drives an output shaft 6 in the forward direction by belting 15 and in the reverse direction by frictional engagement between wheels 4, 9, the input shaft being mounted on a subframe 3 which is movable about a pivot p by cam mechanism 12 to select forward or reverse or an intermediate neutral condition. Preferably the belt drive consists of multiple Vee belts and the wheels 4, 9 are of multiple Vee formation and pressed together during reverse operation by a rubber block 16. When the belts are slackened for neutral or reverse drive a pair of pivotally mounted guards 17 mechanically coupled with the subframe 3 are moved towards the belts to restrain them against their tendency to assume a circular form so that they are effectively disengaged from the pulleys.

DOMESTIC TUMBLER DRYERS

... 1415547 Belt gearing SPECIAL BELT TRANSMISSIONS Ltd 20 Feb 1974 [28 Feb 1973] 9903/73 Heading F2Q In a domestic tumbler dryer having an electric motor 10 with a drive pulley 12 and a dryer drum 14, a single endless drive belt 11 passes over the pulley 12 and drum 14 at least twice. The belt also passes over an idler tension pulley 13.

PORTABLE POWER TAKE-OFF DEVICE, PARTICULARLY FOR EXTRACTING POWER FROM A BELT CONVEYOR; AND A FINES CONVEYOR DRIVABLE BY SUCH POWER TAKE-OFF DEVICE

A portable power take-off device intended, in use, to extract power from a belt conveyor and to use such extracted power to operate secondary apparatus, comprises a drivable rotary means 9 adapted to make frictional, driving engagement with a portion 2 of a principal, belt conveyor 3, the resulting torque at the drivable rotary means 9 being employed to power the secondary apparatus 1. The portable power take-off device 8, may comprise a support frame 10 rotatably carrying at least two drivable rotary means 9, 12 having mutually spaced-apart peripheries contacting opposite sides of the belt 2, with means to adjust the relative position of at least one drivable rotary means 9 or 12 with respect to the support structure 10, and means 15, 16, 17 to transfer the resulting torque to power means to provide power to secondary apparatus 1. The secondary apparatus may be a fines conveyor 1 which may be an endless scraper chain conveyor or a pusher. ...

Drive system for domestic appliances

IMPROVED LAUNDRY MACHINE

... 1278769 Belt tensioning means; machinery safety devices MAYTAG CO 26 June 1970 [18 Dec 1969] 31113/70 Headings F2J and F2Q In a laundry machine, an electric motor 50 drives a spinner assembly 42 and a fluid pump 21 by means of a V-belt 90 passing around a pulley 50 on the motor shaft, a pulley 40 on spinner assembly 42, and a pulley 55 on the pump 21, the pump being carried on a pivoted bracket 60 which is urged by a spring 80 in a direction to tension the belt 90. A pivotally mounted brake arm 104 is formed with a V-slot 109 which is adapted lightly to engage the sides of the belt 90 in the position shown in Fig. 2 under normal running conditions. A cable 125 is attached to the brake arm 104 and is responsive to a condition of a lid for effecting operation of the brake. Opening of the lid, or unlatching of a lid latch, de-energizes the motor and relieves the tension in the cable 125 whereby the brake arm 104 is moved by a spring 106 to a belt engaging position shown in Fig. 3, thus effecting ...

Improvements in or relating to clutch mechanism and control means therefor for agricultural vehicles and the like

... 675,794. Gearing for stopping machinery; belt gearing. HILL, T. A., and BARFORD (AGRICULTURAL), Ltd. Jan. 10, 1951 [Feb. 2, 1950], No. 2734/50. Classes 80 (i) and 80 (ii). [Also in Group XXXI] A V-belt 5, passing over driving and driven V -pulleys 7, 13 on an agricultural vehicle, is released from the driving pulley, for declutching, by relieving the axial belt-grip pressure of one of the driving - pulley flanges 8, which is slidable axially on pins 14 on the companion set-screwed flange 7, and is pressed in the belt-grip direction, for clutching, by a lever 19, loaded by a torsion coil-spring 23, 24, 25, and released, to permit a spring 39 to open the pulley for declutching, by a hand-lever 29, which is mounted on a fixed steering handle 28 of the vehicle, to act through a Bowden cable 27, and has a supplementary spring-loaded trigger 361 engaging a notch 37 on a fixed part to lock the hand-lever 29 in the clutch-disengaged position (shown). The lever 19 acts on the movable pulley-flange ...

Variable-ratio gearing

... 1,141,688. Variable-ratio gearing. MECANIQUE DE PRECISION CHALVERAT. 18 Nov., 1966 [17 Jan., 1966], No. 51793/66. Heading F2D. A variable-ratio gear comprises a driving shaft (1), Fig. 1 (not shown), having two expanding pulleys (01), (02), with a common axially slidable inner cheek (12), driving by belts 010, 020 variable pulleys 31, 21 respectively, each having an axially slidable cheek 311, 211 controlled by a suitable screw device (not further described) to slide in complementary fashion, the pulleys 31, 21 driving the carrier 61 and input sun 5 of a bevel differential gear through bodies 3 and 2 respectively, and an output shaft 8 carrying the output sun 9 at one end. Sun gears 5 and 9 may be of different diameters, and the planets 6 and 7 may be mounted on axes other than at right-angles to shaft 8.

Pulley arrangement for suction cleaners

A suction cleaner has an agitator (56) which is driven through a belt drive arrangement which includes an idler pulley system and a pair of belts 48, 54. The idler pulley system (50, 52) is pivoted so as to permit the two belts (48, 54) to stretch and properly track during normal operation of the cleaner. One belt (48) which may be the flat belt is of elastomeric material while the second belt (54) is a 'V' belt of relatively inextensible composition. One belt (48) is driven directly by a motor shaft (46), this belt extending to the idler pulley system with the second belt (54) extending from the idler pulley system to the agitator (56). ...

Improvements in or appertaining to Belt Driving Gear.

... 107,287. Wadsworth & Sons, W., Cryer, J. W., and Mangnall, N. Aug. 12,1916. Operating belt-forks. - The solenoids for operating the beltshifting gear described in Specification 16956/15 are replaced by one or more electric motors controlled by switches. A reversible motor a drives a shaft c<1> connected by a cord h and an adjustable rod k to the lever f operating the belt-fork, the movement being limited by stops n, n'. The cords h for operating the two levers are fixed to projections d, d<1> on the shaft c<1>. The motor may be mounted on the shaft c<1>, and each belt-fork may be operated by a separate motor. Electric motors may replace the weights or springs for effecting the return movements.

Method and apparatus for retrieving units from a storage system

A storage system and a load handling device for lifting and moving containers stacked in the storage system are described. The storage system includes a plurality of rails or tracks (22a, 22b, fig 1) arranged in a grid pattern (14, fig 1) above the stacks of containers. The load handling device is configured to move laterally on the rails or tracks and comprises a vehicle 102 comprising a lower portion having a wheel assembly, the wheel assembly comprising a first set of wheels 116 for engaging with a first set of rails or tracks to guide movement of the device in a first direction and a second set of wheels 118 for engaging with a second set of rails or tracks to guide movement of the device in a second direction. Each wheel may be mounted on an arm 180 that is pivotally mounted at its outer end. The wheel assembly further comprises a wheel positioning mechanism comprising two linkages, the inner end of each arm being connected to a linkage 182, the upper ends of both linkages being connected ...

Improvements in or relating to power transmission arrangements

... 957,406. Belt gearing. M. BAERMANN. April 19, 1963 [April 26, 1962], No. 15565/63. Heading F2Q. In a power transmission system, an endless belt 1 connecting two pulleys comprises a permanent magnetic material forming magnetic poles of alternating polarity along the belt, while at least one of the pulleys has poles at the same pitch round its periphery so that magnetic forces prevent slipping of the belt on the pulley. On the side of the belt facing the pulleys is a layer of rubber or plastic, such as p.v.c., incorporating a pulverent permanent magnetic material, e.g. barium, strontium, or lead ferrite; or bismuth-manganese. The pulley may be a cylinder of a soft magnetic material or of a permanent magnetic material, with slots round the periphery filled with non-magnetic material to separate poles of alternate polarity. Alternatively, a ferromagnetic cylinder sheathed in a layer of flexible material incorporating a pulverent permanent magnetic material (Fig. 3, not shown), or a drum 6 of ...

Improvements in and relating to friction gearing

... 283,226. Oakes, F. J. and Brandt, W. F. Jan. 8, 1927, [Convention date]. Friction and belt gearing.-In combined belt and friction gearing, the latter serves also as bearing for the driven shaft 1 which is supported in three pairs of friction wheels 11, 14, 13, 16, and 12, 15 (not shown), each pair being carried on a spindle 24 which carries a pulley 33, the three pulleys being engaged and driven by a belt 34. One spindle is carried on arms 28 turning on a fixed axis 29 to facilitate maintenance of gearing and bearing contact under the pressure of the belt. The spindles 24 are carried in ball bearings 25, 26 or cylindrical or other bearings in the framing 20. Shoulders 43, 44 on the shaft 1 maintain its axial position. The shaft 1 is intended to provide a high-speed drive for grinding and polishing wheels, lapping- tools in tool and die making, &c.

Improvements in belt gearing

... 346,250. Rope gearing. SMITH, W. S., 107, Bromham Road, Bedford. Aug. 22, 1930, No. 25123. [Class 80 (i).] A V-rope or a number of V-ropes c in parallel engages with a grooved pulley d and with a smooth pulley d<1>.

A workpiece cleaning device

A workpiece cleaning device comprises an all-in box 13, a delivery device (71, fig 1) arranged in the all-in box 13, a cleaning chamber 22 arranged in all-in box 13, wherein the front side of the cleaning chamber 22 is provided with a water-supply cavity 23, and the rear side of the cleaning chamber 22 is provided with a first transmission cavity 20. As the delivery device 71 is arranged in the assembly line, first sprinklers 24 above and below the workpiece in cleaning chamber 22 may reciprocally swing so that the first sprinklers 24 spray water to and fro at 120 degrees from one side to the other to clean the upper surface and the lower surface of the work piece. The work piece cleaning device may also include second sprinklers 67 at the front and back side of the workpiece that move from one side to the other side to clean the front and back surfaces of the workpiece.

Improvements in belt driven reversing gear

... 472,799. Reversing-gearing. LUTTENAUER, C. Feb. 26, 1937, No. 5865. Convention date, Feb. 26, 1936. [Class 80 (ii)] Between forward and reverse pulleys A, R is a loose flywheel-pulley 2, constantly driven in the same direction by an overlapping edge of the single belt 4, and assisting in the reversing operation by delivering its kinetic energy in accelerating the pulley to be driven, and also having conical friction surfaces 3, which, as the flywheel moves axially under the lateral thrust of the belt during a reversal, effect a preliminary braking of the pulley to be driven. As shown, the pulleys A, R drive a common gear-wheel 6 in opposite directions through wheels 14, 15, 16, and 5 respectively, the wheel 6, which is shown out of place in the Figure, meshing with both wheels 5 and 16. The wheel 6, through further gearing including a rack-and-pinion 11, reciprocates a work-table or tool-carrier 12, and reversing is effected automatically. In a modification the wheel 6 is a double bevel-wheel ...

Drive system for domestic appliances

BELT TRANSMISSION AND SAAOCIATED BELT PULLEY AND BELT

Communication control device, toll collection system, communication control,method and program

DEVICE FOR MACHINING THE SURFACE OF WORKPIECES HAVING IRREGULAR CONTOURS

Transmitting rotary power.

A motor 12 has an output shaft 18. A transimitting device 14 transmits ...

APPARATUS FOR RETRIEVING UNITS FROM A STORAGE SYSTEM

TRANSMITTING ROTARY POWER

WHEEL WITH SEVERAL RIBS AND SYSTEM

DRIVE SYSTEM FOR COMBUSTION ENGINE AND STARTER GENERATOR

Handhabungsvorrichtung und Verfahren zum Erkennen eines Zustandes

Handhabungsvorrichtung zur Handhabung von Gegenständen, wobei ein Endstück (12) der Handhabungsvorrichtung in Form eines Aufnahme- und/oder Übernahmekopfes über wenigstens einen Antriebsstrang (14) mittels eines Riemens (4, 9) bewegbar ist und wenigstens ein Sensor (6) zum Erfassen einer Istgröße eines kinematischen Parameters des Endstückes (12) und/oder einer anderweitigen durch den Antriebsstrang (14) bewegbaren Komponente der Handhabungsvorrichtung (1) vorgesehen ist, wobei eine mit dem wenigstens einen Sensor (6) signalleitend verbundene oder verbindbare Auswerteeinheit (15) vorgesehen ist, die dazu ausgebildet ist, aufgrund der durch den wenigstens einen Sensor (6) gemessenen Signale eine Schwingung des Riemens (4, 9) festzustellen.

TRANSMISSION DEVICE WITH DIAGONAL TOOTHED BELTS

Verfahren zum Bestimmen einer Riemenvorspannung

The method involves determining a measured variable (n) over time during operation of a belt drive (100). The measured variable is evaluated. Context of characteristic of a belt bias is determined. Set value is intended for the belt bias based on the determined context. An actual value of motion quantity of the belt drive is determined as a measured variable. The motion quantity of the belt drive is controlled. Difference between a reference value and an actual value of a motion quantity of the belt drive is determined. Independent claims are also included for the following: (1) a method for monitoring belt bias of a belt drive (2) a computing unit (3) a belt drive machine (4) a computer program having a set of instructions to determine a set value of a belt drive (5) a machine-readable memory medium.

Verfahren zum Bestimmen einer Riemenvorspannung

The method involves determining a measured variable (n) over time during operation of a belt drive (100). The measured variable is evaluated. Context of characteristic of a belt bias is determined. Set value is intended for the belt bias based on the determined context. An actual value of motion quantity of the belt drive is determined as a measured variable. The motion quantity of the belt drive is controlled. Difference between a reference value and an actual value of a motion quantity of the belt drive is determined. Independent claims are also included for the following: (1) a method for monitoring belt bias of a belt drive (2) a computing unit (3) a belt drive machine (4) a computer program having a set of instructions to determine a set value of a belt drive (5) a machine-readable memory medium.

Verfahren zum Bestimmen einer Riemenvorspannung

Die Erfindung betrifft ein Verfahren zum Bestimmen eines Einstellwerts für eine Riemenverspannungin einem Riementrieb {100), wobei eine Messgröße {n) bestimmt wird, die Messgrößeausgewertet und daraus eine Kenngröße bestimmt wird, ein Zusammenhang zwischender Kenngröße und der Riemenvorspannung bestimmt wird und aus dem bestimmtenZusammenhang der Einstellwert für die Riemenvorspannung bestimmt wird.

BELT DRIVE WITH A FRICTION WHEEL

POWER TRANSMISSION APPARATUS.

GATE SHEET WITH DRIVING MOTOR AGGREGATE.

V-BELT DRIVE.

REDUCTION GEAR FOR CONCRETE MIXING MACHINE

DRIVE SYSTEM FOR HOUSEHOLD APPLIANCES

PULLEY ARRANGEMENT FOR FLOOR CAKE DEVICES

Apparatus for retrieving units from a storage system

Abstract A storage system comprises a first set of parallel rails extending in the X-direction, and 5 a second set of parallel rails extending in a Y-direction transverse to the first set in a substantially horizontal plane to form a grid pattern comprising a plurality of grid spaces. A plurality of stacks of containers are located beneath the rails, and arranged such that each stack is located within a footprint of a single grid space. The system has a multiplicity of load handling devices, each load handling device being arranged 10 to selectively move laterally in the X and Y directions, above the stacks on the rails. Each load handling device has a footprint that occupies only a single grid space in the storage system, such that a load handling device occupying one grid space does not obstruct a load handling device occupying or traversing the adjacent grid spaces in the X and Y directions. C:\NRPortbl\GHMatters\PRIYANKA056604_1.docx 3/08/18 WO 2015/019055 PCT/GB2014/052273 ~ jit ...

MOUNTING ALIGNMENT SYSTEM

A mounting alignment apparatus may include a rail assembly including a first pair of alignment surfaces. The mounting alignment apparatus may also include a slide assembly including a second pair of alignment surfaces. The first and second pairs of alignment surfaces may define an interacting capturing geometry therebetween, permitting sliding movement of the slide assembly relative to the rail assembly along a first axis, and restricting movement of the slide assembly relative to the rail assembly about an axis other than the first axis. The mounting alignment apparatus may also include a tension adjustment assembly coupled between the rail assembly and the slide assembly for positioning the slide assembly relative to the rail assembly along the first axis. '11 11.5,1""""" slo s 3qMON (0n --. -] -- ---- --- -t -- --- - ------ --~~ ~ ~ -- ---- J?--- ...

Drive system for domestic appliances

Flat-faced belt, pulley, combination and method

ENDLESS POWER TRANSMISSION BELT DRIVE SYSTEM

A drive system is provided particularly for an engine having a plurality of sheaves. It comprises a single endless power transmission belt which has opposed driving portions defined by a flat driving portion and an oppositely arranged driving portion which has a plurality of projections therein. The belt operatively associates with a driving sheave and a plurality of driven sheaves. The driving sheave and at least one of the driven sheaves each have a plurality of grooves therein, each groove being defined by an associated channel-like surface when viewed in cross section. At least another of the driven sheaves has a right circular cylindrical surface. The flat driving portion of the belt engages the right circular cylindrical surface. The projections of the oppositely arranged driving portion are received in grooves of the grooved sheaves and operatively engage the channel-like surfaces. A belt tensioning device is also provided and maintains a controlled tension on the belt during operation ...

LOW-BACKLASH-HIGH-TORQUE POWER TRANSMISSION SYSTEM AND TOOTHED BELT USED THEREIN

A flexible power transmission belt having a plurality of teeth each of which has a pair of arcuate convex flank portions which in longitudinal cross-section closely approximate to an arc of a circle. Each tooth exhibits a height to width relationship within a predetermined range, and the arcuate flanks each have a pressure angle within a predetermined range. The belt is preferably used in combination with a toothed pulley whose teeth are substantially conjugate to the belt teeth and whose cavities between the teeth have a height to width relationship within another predetermined range and have concave flanks exhibiting a pressure angle in still another predetermined range, said belt tooth width being approximately 0.98 of the pulley cavity width so as to provide a high torque positive drive power transmission system having minimum backlash.

BELT DRIVE TRANSMISSION

TAPE DRIVE SYSTEM

TAPE DRIVE SYSTEM In accordance with an illustrative embodiment of the present invention, a tape drive system has two tape packs mounted for rotation in a housing. An endless elastic belt is mounted around two rollers to engage the tape packs on their periphery. A first roller is urged by the tension of the belt against the two tape packs and the belt is squeezed between each pack and this first roller. This squeezing action opposes the movement of the belt producing on the belt a tauter portion and a slacker portion which create a tension on the tape. All rotating parts are mounted without friction and only one external drive applied either to the tape or to anyone of these rotating parts is sufficient to drive the tape with a constant speed and a constant tension.

DEVICE AND METHOD FOR TRANSFERRING ROTATIONAL POWER WITH A VARYING DISTANCE BETWEEN INPUT AND OUTPUT SHAFTS AND METHOD OF USING SAME

Device and method for providing rotational power using power transmission are disclosed. The device enables multi -dimensional and angle-agnostic displacement of the rotational power output with respect to the input location and transference of high-torque and high-speed rotational movement, while preserving maximal efficiency and quick response. The device is a transmission gear that comprises at least two gear-links in a multi-link articulated gear (MLAG). Each of the links comprising at least two gear wheels. The transmission gear further comprising a common axis adapted to allow the links to rotate freely with respect to each other about the common axis and thus to allow change of the angle between the at least two links and thereby to change the distance between the input shaft and the output shaft.

STAIR TRAVERSING DEVICE

A stair traversing device comprising a payload body for transporting a payload, a step frame, and a mechanism between the step frame and the payload body to move the step frame relative to the payload body along a cyclical path. The mechanism drives a movement of one of the payload body and the step frame along a first segment of the cyclical path from a retracted configuration to an extended configuration, and drives a movement of the other one of the payload body and the step frame along a second segment of the cyclical path back into the retracted configuration. The payload body and the step frame are configured to remain fixedly in position on a stair when the other one of the payload body and the step frame is moved. The mechanism is configured to maintain the relative orientation between the payload body and the stair.

TORSIONALLY ELASTIC POWER TRANSMITTING DEVICE AND DRIVE

A DRIVING BELT SPEEDUP DRIVING DEVICE OF A WIND GENERATING SET

A driving belt speedup driving device of a wind generating set includes a bracket, a generator mounted on the bracket and a speedup driving belt devi ce. The speedup driving belt device is connected between the input of the ge nerator and a wind wheel, wherein the first stage belt wheel shaft of the sp eedup driving belt device is connected to the wind wheel shaft via a shaft c oupling.

A SYSTEM FOR PROVIDING A PRESSURIZED FLUID ON AND/OR IN A ROTATING PART OF THE SYSTEM

A system is described for providing a pressurized fluid on and/or in a rotatable part of the system. The system comprises at least a first part and a second part, the second part being rotatably supported relative to the first part about an axis A. The system further comprises a coupling element that is rotatably supported about the same axis A as the second part. Further, the first part comprises a first drive unit that is connected to the coupling element for rotation about the axis A, and the second part comprises a pressure-increasing device that is connected to the coupling element for driving the pressure-increasing device and regulating the drive speed of the pressure-increasing device.

TOOTHED BELT

The present invention pertains to a toothed belt equipped with a back section, a tooth section, and core wires embedded in the back section. The back section and the tooth section include a urethane resin composition, and the core wires are twisted cords comprising a group of glass fiber filaments, or are twisted cords comprising a group of polyarylate fiber filaments. When the core wires are twisted cords comprising a group of glass fiber filaments, the pitch of the tooth section is 0.45-0.60 mm, the diameter of the glass fiber filaments is 6-9 microns, and the wire diameter of the core wires is 0.14-0.20 mm. When the core wires are twisted cords comprising a group of polyarylate fiber filaments, the pitch of the tooth section is 0.45-0.71 mm, and the wire diameter of the core wires is 0.14-0.28 mm.

ALL WHEEL DRIVE, WALK BEHIND MOWER

A drive system includes a first transmission, a second transmission and at least one flexible driving member. The first transmission is operably coupled to a first set of wheels to provide drive power to the first set of wheels responsive to engagement of the first transmission. The second transmission is operably coupled to a second set of wheels to provide drive power to the second set of wheels responsive to engagement of the second transmission. The at least one flexible driving member is operably coupled to a remote actuator and a drive shaft of the walk-behind outdoor power equipment device. The at least one flexible member selectively engages one of the first transmission or the second transmission to switch a walk-behind outdoor power equipment device between all wheel drive operation and another drive mode via the remote actuator.

ALL WHEEL DRIVE, WALK BEHIND MOWER

... ²A drive system includes a first transmission, a second transmission and at ²least ²one flexible driving member. The first transmission is operably coupled to a ²first set of ²wheels to provide drive power to the first set of wheels responsive to ²engagement of the ²first transmission. The second transmission is operably coupled to a second ²set of wheels ²to provide drive power to the second set of wheels responsive to engagement of ²the second ²transmission. The at least one flexible driving member is operably coupled to ²a remote ²actuator and a drive shaft of the walk-behind outdoor power equipment device. ²The at ²least one flexible member selectively engages one of the first transmission or ²the second ²transmission to switch a walk-behind outdoor power equipment device between ²all wheel ²drive operation and another drive mode via the remote actuator.² ...

TOP DRIVE USING INDEPENDENTLY ACTUATED BELTED TRANSMISSIONS

A distributed drive includes a frame, a main sprocket, and a plurality of drive assemblies mounted therearound for rotation of the main sprocket. The main sprocket has a circumferential drive rim around which the drive assemblies are mounted in driving engagement with the drive rim so as to selectively rotate the main sprocket relative to the frame. Each drive assembly includes at least two auxiliary sprockets lying substantially in the plane of the main sprocket. An endless belt is mounted around the auxiliary sprockets so that a span of the endless belt spans between a pair of the auxiliary sprockets in an arc-of-contact with the drive rim. At least one of the two auxiliary sprockets is a selectively driven drive sprocket for selective rotation of the main sprocket.

Riemenandrückvorrichtung.

Dispositif de régularisation de la marche des arbres à cames de moteurs.

Riemengetriebe

Winkeltrieb.

Gehäuse eines Kraftübertragungsgetriebes.

Antriebsvorrichtung für Spindeln auf einer Textilmaschine, z.B. Spinnmaschine

Vorrichtung zum gleichsinnigen Antrieb eines sekundären Umlauforgans vermittelst eines, den Drehsinn wechselnden, primären Organs.

Riemenantrieb für Werkzeugmaschinen.

Einrichtung an in elektrisch angetriebenen Haushaltmaschinen vorhandenen Riementransmissionen.

Riementrieb mit einer Riemenscheibe mit einem eingebauten Zahnradgetriebe.

Riementrieb mit einer Riemenscheibe mit darin eingebautem Zahnradgetriebe.

Einen Motor mit Riemenscheibe aufweisende Antriebsvorrichtung für Riementriebe.

Antrieb für Spindeln von Spinn- und Zwirnmaschinen

Двухступенчатая соосная ременная передача

Устройство относится к области машиностроения и может быть использовано во всех отраслях народного хозяйства в качестве редуктора или мультипликатора.Техническим результатом полезной модели является увеличение нагрузочной способности передачи независимым натяжениям ремней одной из ступеней.Это достигается тем, что двухступенчатая соосная ременная передача, содержащая большие и малые шкивы, соединенные ремнями, валы и подшипниковые узлы, в соответствии с полезной моделью, независимое натяжение ремней одной из ступеней производится поворотом эксцентрика, соединенного с корпусом и вращающегося на валу в шкиве регулируемой ступени. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 194 137 U1 (51) МПК F16H 7/02 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК F16H 7/02 (2019.08) (21)(22) Заявка: 2019122538, 15.07.2019 (24) Дата начала отсчета срока действия патента: 28.11.2019 Приоритет(ы): (22) Дата подачи заявки: 15.07.2019 (45) Опубликовано: 28.11.2019 Бюл. № 34 1 9 4 1 3 7 R U (54) Двухступенчатая соосная ременная передача (57) Реферат: Устройство относится к области машиностроения и может быть использовано во всех отраслях народного хозяйства в качестве редуктора или мультипликатора. Техническим результатом полезной модели является увеличение нагрузочной способности передачи независимым натяжениям ремней одной из ступеней. Стр.: 1 Это достигается тем, что двухступенчатая соосная ременная передача, содержащая большие и малые шкивы, соединенные ремнями, валы и подшипниковые узлы, в соответствии с полезной моделью, независимое натяжение ремней одной из ступеней производится поворотом эксцентрика, соединенного с корпусом и вращающегося на валу в шкиве регулируемой ступени. U 1 U 1 Адрес для переписки: 428015, г. Чебоксары, Московский пр., 15, ФГБОУ ВО "ЧГУ им. И.Н. Ульянова", отдел по интеллектуальной собственности (56) Список документов, цитированных в отчете о поиске: UZ 813 U, 31.05.2013. SU 1404710 A1, 23.06.1988. ...

BELT DRIVING APPARATUS

A belt driving apparatus includes a driving pulley r a driven pulley and an endless toothed belt. Each of the driving pulley and the driven pulley includes an outer circumference surface provided with a plurality of teeth. The toothed belt, wound around the driving pulley and the first driven pulley, includes an inner surface provided with a plurality of teeth arranged to mesh with the teeth of the driving pulley and the first driven pulley. The belt driving apparatus also includes an idler pulley having a belt contact surface coming into contact with the outer surface of the toothed belt. As viewed along the width direction of the belt contact surface, the idler pulley includes a center portion and two end portions sandwiching the center portion. The center portion of the idler pulley is greater in diameter than each of the two end portions. 1. A belt driving apparatus comprising:a driving pulley including an outer circumference surface provided with a plurality of teeth;a first driven pulley including an outer circumference surface provided with a plurality of teeth;an endless toothed belt wound around, the driving pulley and the first driven pulley, the toothed belt including an inner surface provided with a plurality of teeth meshing with the plurality of teeth of each of the driving pulley and the first driven pulley; anda first idler pulley including a belt contact surface coming into contact with an outer surface of the toothed belt, the first idler pulley including, along a width direction of the belt contact surface, a center portion and two end portions sandwiching the center portion, the center portion being greater in diameter than each of the two end portions.2. The belt driving apparatus according to claim 1 , further comprising: a second driven pulley including an outer circumference surface provided with a plurality of teeth; and a second idler pulley including a belt contact surface coming into contact with the outer surface of the toothed belt; ...

DEVICE FOR TRANSMITTING MECHANICAL TORQUE BETWEEN A DRIVING MEMBER AND A DRIVEN MEMBER, AND AIR-COMPRESSION SYSTEM FOR SUPPLYING POWER TO AN ENGINE USING SUCH A DEVICE

The invention relates to a device for transmitting mechanical torque between a driving member and a driven member, in particular between a heat engine and an air compressor () for supplying power to the engine. Said transmission device includes at least one pulley (), for transmitting the torque between the driving member and the driven member, and a release means () controlling at least one of said pulleys () so as to enable the transmission of the torque between the driving member and the driven member when the latter are in an engaged state, or so as to restrict the transmission when the latter are in a disengaged state. The invention also relates to an air-compression system for supplying power to a heat engine, in particular for a motor vehicle, said system including a compressor () and a torque-transmitting device () enabling torque to be taken up on a belt () of the engine and said torque to be transmitted to the compressor, said transmission device () being capable of transmitting said torque at a first transmission ratio up to a certain engine speed threshold and of no longer transmitting said torque when said threshold is exceeded, or of transmitting said torque at a lower transmission ratio when the engine speed is above said threshold. 1. A device for transmitting a mechanical torque between a driving member and a driven member , between a heat engine and an air compressor supplying the engine , said transmission device comprising:at least one first pulley transmitting the torque between the driving member and the driven member;disengaging means acting on at least one of said first pulleys to allow for a transmission of the torque between the driving member and the driven member, when they are in an engaged state, or not, when they are in a disengaged state; anda pulley, called second input pulley, capable of operating in freewheeling mode, said device being configured so that said second input pulley can transmit the torque from the driving member to ...

Compact Torque Converter

An assembly provides an indirect, rather than direct, drive from a power source to a rotating machine powered by the power source. The assembly includes one or more first pulleys that are connected to the drive source by one or more first belts, and one or more second pulleys that are connected to the rotating machine. Power is transmitted by the power source to the one or more first pulleys, to the one or more second pulleys by a shaft, and to the rotating machine by one or more second belts connecting the one or more second pulleys to a pulley of the rotating machine. The assembly provides for greater speed of and/or torque transmission to the rotating machine with fewer associated problems than if the rotating machine were connected directly to the power source. 1. An assembly for connecting a power source to a rotating machine having at least one rotating machine pulley , the assembly comprising:one or more first pulleys connected to the power source by one or more first belts;one or more second pulleys connected to the rotating machine by one or more second belts; anda shaft that transmits driving force from the one or more first pulleys to the one or more second pulleys.2. The assembly of wherein there is one first pulley and one second pulley.3. The assembly of wherein the rotating machine has a single pulley and is connected to the one or more second pulleys by the one or more second belts claim 1 , and each of the second belts is a cogged belt.4. The assembly of wherein the rotating machine pulley has a diameter less than the diameter of each of the one or more second pulleys.54. The assembly of any of - wherein each of the one or more first belts is a v-belt.6. The assembly of wherein there is a single v-belt.76. The assembly of any of - wherein there is a single first pulley.86. The assembly of any of - wherein there is a single first pulley and two idlers that increase belt contact length and torque transmittal from the power source through the assembly ...

MANUAL TORQUE ADJUSTER

The invention relates to a manual torque adjuster for a motor vehicle steering system, having an electric motor (), which has a pinion which is arranged on a motor shaft () on the output side of said electric motor (), which pinion drives a belt pulley () via a toothed belt (), and having a sensor unit (), which is suitable for sensing the position of the motor and which is connected to an electronic controller which controls the electric motor (), characterised in that the sensor unit () is arranged near to the output-side end of the motor shaft (). 1. A manual torque adjuster for a motor vehicle steering system , having:an electric motor having a pinion arranged on a motor shaft on an output side of said electric motor,a belt pulley,a toothed belt, wherein the pinion is configured to drive the belt pulley via the toothed belt, anda sensor unit configured to sense a position of the motor, and which is connected to an electronic controller that controls the electric motor, wherein the sensor unit is arranged near to an output-side end of the motor shaft.2. The manual torque adjuster according to claim 1 , further having at least one magnet attached to the output-side end of the motor shaft claim 1 , wherein the at least one magnet is arranged so that a magnetic field of the at least one magnet is detectable by the sensor unit.3. The manual torque adjuster according to claim 1 , further having a mounting block attached to a pinion-side bearing bracket of the electric motor which extends beyond a free end of the motor shaft.4. The manual torque adjuster according to claim 3 , wherein the sensor unit is attached to the mounting block.5. The manual torque adjuster according to claim 3 , wherein the mounting block is arranged in a region around which the toothed belt loops.6. The manual torque adjuster according to claim 1 , wherein the electronic controller is connected to the sensor unit via electric cables and is arranged on a side of the toothed belt facing away from ...

Low-noise belt drive

The invention relates to electromechanical power-assisted steering for motor vehicles, having a steering gear in which a belt drive is provided for power transmission between a servomotor and a gear transmission and which comprises a toothed belt and two belt pulleys coupled by means of the toothed belt, wherein the toothed belt, transversely to its running direction, has a concave internal contour, viewed from the belt pulley, and in that corresponding belt pulleys are provided transversely to the direction of rotation with a corresponding convex external contour.

SECONDARY ASSEMBLY DRIVE OF AN INTERNAL COMBUSTION ENGINE AND METHOD FOR OPERATING SAME

A secondary assembly drive of an internal combustion engine and a method for operating same are provided. The secondary assembly drive includes, in two drive planes, an assembly drive () and a starter drive () and permits, in addition to a normal operating mode, the following operating modes:—starting of the internal combustion engine,—boosting of the internal combustion engine,—air-conditioning, and—deactivation of the assembly drive (). 1. Ancillary drive of an internal combustion engine , comprising two parallel drive planes and:a first crankshaft wheel that is adapted to be rotationally connected to a crankshaft of the internal combustion engine and is arranged in the first drive plane,a second crankshaft wheel that is adapted to be rotationally connected to the crankshaft and is arranged coaxial to the first crankshaft wheel in the second drive plane,an electric machine that operated is operable selectively as a generator (AL) or as a motor (M) with a machine shaft,a first machine shaft wheel that is rotationally connected to the machine shaft and is arranged in the first drive plane, in order to be driven by the crankshaft in a generator mode of the electric machine,a second machine shaft wheel that can be rotationally connected to the machine shaft and is arranged coaxial to the first machine shaft wheel in the second drive plane, in order to drive the crankshaft in a motor mode of the electric machine,an endlessly rotating first traction mechanism that wraps around the wheels arranged in the first drive plane,an endlessly rotating second traction mechanism that wraps around the wheels arranged in the second drive plane,a first coupling that is arranged in the first drive plane and allows the machine shaft to be taken over relative to the crankshaft,and a second coupling that is arranged in the second drive plane and allows the crankshaft to be taken over relative to the machine shaft the second coupling is a freewheel coupling that is arranged, in terms of ...

SECONDARY ASSEMBLY DRIVE OF AN INTERNAL COMBUSTION ENGINE AND METHOD FOR OPERATING SAME

A secondary assembly drive of an internal combustion engine and a method for operating same are provided. The secondary assembly drive includes: a first drive wheel () which can be rotatably connected to a crank shaft (CR) of the internal combustion engine, an electric machine which can be operated either as a generator (AL) of as a motor (M) and a second drive wheel () which can be rotatably connected to the electric machine (AL, M), an air-conditioning compressor (A/C) and a third drive wheel () which can be rotatably connected to the air-conditioning compressor, a traction element () which rotates infinitely and which wraps around the drive wheels, and an actuable clutch () for disconnecting the drive of the electric machine and of the air-conditioning compressor from the crankshaft when necessary. In addition, the air-conditioning compressor is designed for operation in both rotational directions, and a reversal of the rotational direction between the generator operating mode and the motor operating mode of the electric machine is provided. 2. Ancillary drive according to claim 1 , wherein a freewheel coupling is arranged between the electric machine (AL claim 1 , M) and the second drive wheel and the freewheel coupling allows the electric machine to be taken over relative to the second drive wheel in the rotational direction of the generator mode.3. Ancillary drive according to claim 1 , wherein a tensioning device (BT) for pre-tensioning the traction mechanism is arranged in an area of a slack section running between the first drive wheel and the second drive wheel.4. Ancillary drive according to claim 1 , wherein the ancillary drive also has a coolant pump that is formed for a pumping operation in both rotational directions. The invention relates to a secondary assembly drive of an internal combustion engine and to a method for operating this drive. The secondary assembly drive comprises:A belt drive according to the class for secondary assembly drives of ...

Brushless multiphase self-commutation control (or BMSCC) And Related Inventions

The Brushless Multiphase Self-Commutation Controller or BMSCC is an adjustable speed drive for reliable, contact-less and stable self-commutation control of electric apparatus, including electric motors and generators. BMSCC transforms multiphase electrical excitation from one frequency to variable frequency that is automatically synchronized to the movement of the electric apparatus without traditional estimation methods of commutation and frequency synthesis using derivatives of electronic, electro-mechanical, and field-oriented-control. Instead, BMSCC comprises an analog electromagnetic computer with synchronous modulation techniques to first establish magnetic energy and then dynamically share packets of magnetic energy between phase windings of a multiphase, position dependent flux, high frequency transformer by direct AC-to-AC conversion without an intermediate DC conversion stage. 1. A wind turbine system comprising at least one electric machine system , wherein said electric machine system is driven by the propeller of the wind turbine through a flexible transmission means;wherein said flexible transmission means comprise at least one flexible belt to distribute torque between at least one flexible belt pulley of said electric machine system and at least one flexible belt pulley of said propeller of said wind turbine;wherein the speed and torque ratio between said flexible belt pulley of said electric machine system and said flexible belt pulley of said propeller is determined by the ratio between the diameters of said flexible belt pulleys;wherein at least one of said flexible belts are selected from a group consisting of timing belt means, chain means, friction belt means, and cable means;wherein at least one said flexible belt pulleys are selected from a group consisting of sprockets, pulleys, sheaves, cogged pulleys, and timing belt pulleys.2. A system as defined in claim 1 , wherein said flexible transmission means further comprising at least one means ...

CONTINUOUS VARIABLE CLUTCH

A continuous variable clutch is provided. The continuous variable clutch includes a first sheave member and a second sheave member. The first sheave member includes a first central hub and a first conical-faced surface extending radially from the first central hub. The second sheave member includes a second central hub and a second conical-faced surface that extends radially from the second central hub. The second central hub of the second sheave member is received in a cavity of the first central hub such that the first conical-faced surface of the first sheave member facing the second conical-faced surface of the second sheave portion. The second central hub moving axially within the first central hub based on an amount of torque on the continuous variable clutch. The first sheave member and the second sheave member further forming a central passage to receive an input shaft of a transmission. 1. A continuously variable clutch comprising:a first sheave member including a first central hub and a first conical-faced surface extending radially from the first central hub;a second sheave member including a second central hub and a second conical-faced surface extending radially from the second central hub, the second central hub of the second sheave member received in the first central hub of the first sheave member such that the first conical-faced surface of the first sheave member faces the second conical-faced surface of the second sheave portion, the second central hub of the second sheave member further configured to move axially within the first central hub of the first sheave member, the first sheave member and the second sheave member further forming a central passage to receive an input shaft of a transmission, the formed central passage including interior splines configured to engage external splines on the input shaft of the transmission to lock rotation of the input shaft of the transmission with the rotation of the continuous variable clutch; anda ...

TRACTION DRIVE OF AN INTERNAL COMBUSTION ENGINE AND METHOD FOR OPERATING SAME

A traction drive of an internal combustion engine and a method for operating same. In two drive planes the traction drive includes an auxiliary drive () and a starter () and enables, in addition to a normal operating mode, the following operating modes: starting of the internal combustion engine, boosting of the internal combustion engine, auxiliary air conditioning and decoupling of the auxiliary drive (). 1. A traction drive of an internal combustion engine , comprising an auxiliary unit drive , which extends in a first drive plane , a starter drive , which extends in a second drive plane parallel to the first drive plane , and:a first crankshaft wheel, which is connectable for rotation, by a controllable clutch, to a crankshaft of the internal combustion engine,an electric machine, which is operable either as a generator or, in an opposite direction of rotation, as a motor, and a machine wheel, which is connected for rotation to the electric machine,an air conditioning compressor, which is designed for a compression mode in both directions of rotation, and a compressor wheel, which is connected for rotation to the air conditioning compressor,a first traction element, which revolves in an endless manner in the first drive plane and is wrapped around the first crankshaft wheel, the machine wheel and the compressor wheel,a second crankshaft wheel, which is arranged coaxially with the first crankshaft wheel and is connected for rotation to the crankshaft,an engine starter and a starter wheel, which is connected for rotation to the engine starter,and a second traction element, which revolves in an endless manner in the second drive plane and is wrapped around the second crankshaft wheel and the starter wheel, andthe electric machine and the engine starter are separate electric units.2. The traction drive as claimed in claim 1 , wherein the traction drive furthermore comprises:a coolant pump, which is designed for a pumping mode in both directions of rotation, and a ...

Balancing of a continuous variable clutch assembly

A continuous variable clutch is provided. The continuous variable clutch includes a first sheave member and a second sheave member. The first sheave member includes a first central hub and a first conical-faced surface extending radially from the first central hub. The second sheave member includes a second central hub and a second conical-faced surface that extends radially from the second central hub. The second central hub of the second sheave member is received in a cavity of the first central hub such that the first conical-faced surface of the first sheave member facing the second conical-faced surface of the second sheave portion. The second central hub moving axially within the first central hub based on an amount of torque on the continuous variable clutch. The first sheave member and the second sheave member further forming a central passage to receive an input shaft of a transmission.

Traction drive of an internal combustion engine and method for operating the same

A traction drive of an internal combustion engine and a method for operating the same are proposed. The traction drive includes two parallel drive levels, and as well as a normal operating mode it permits the following operating modes:—starting of the internal combustion engine,—boosting of the internal combustion engine, and—stationary-mode airconditioning.

POWER TRANSMISSION APPARATUS

Disclosed is a power transmission apparatus to detect the deterioration state of a timing belt in use, thereby making it possible to detect at a high accuracy whether or not the timing belt reaches an exchanging time. The power transmission apparatus comprises a crankshaft pulley, an intake camshaft pulley, and a timing belt wound around the crankshaft pulley and the intake camshaft pulley. The timing belt contains a stress light emission material capable of emitting light when receiving an external force. The power transmission apparatus further comprises an optical sensor and an ECU. The optical sensor is disposed to measure light emitted from the timing belt. The ECU is operative to judge whether or not the timing belt is deteriorated and to judge that the timing belt reaches the exchanging time when the timing belt is judged to be deteriorated. 1. A power transmission apparatus , comprising:a drive pulley supported on a drive shaft,a driven pulley supported on a driven shaft,a power transmission belt wound around the drive pulley and the driven pulley and containing a stress light emission material to emit light in response to an external force exerted thereon,an optical sensor disposed in face-to-face relationship with the power transmission belt to measure the light emitted by the power transmission belt, andan exchange judgment unit that judges whether or not the power transmission belt is deteriorated based on the measured value of the light detected by the optical sensor, and judges that a belt exchanging time is reached with the judgment indicating that the power transmission belt is deteriorated,the exchange judgment unit comprising a deterioration-exchange judgment section adapted to judge that the power transmission belt is deteriorated with the belt exchanging time reached at least one of the times when the measured value of the light exceeds a predetermined light emission threshold value and when the measured value of the light is varied in a ...

Energy harvesting system for a vehicle

An energy harvesting system includes a heat engine and a component. The heat engine includes a belt, a first member, and a second member. The belt includes a strip of material and at least one wire at least partially embedded longitudinally in the strip of material. The wire includes a shape memory alloy material. A localized region of the at least one wire is configured to change crystallographic phase between martensite and austenite and either contract or expand longitudinally in response to exposure to a first temperature or a second temperature such that the strip of material corresponding to the localized region also contracts or expands. The first member is operatively connected to the belt and moves with the belt in response to the expansion or contraction of the belt. The component is operatively connected to the first member such that movement of the first member drives the component.

Drive system for centrifuge

A drive assembly for a centrifugal processing system is provided for rotating the yoke assembly (36) about a first axis at a first angular ve locity and rotating the chamber assembly (30) coaxially with the yoke assembly at a second angular velocity A drive motor (54) is provided for rotating the yoke assembly at the first angular velocity and simul taneously rotating the chamber assembly at the second angular ve locity by means of a sun gear (66) mounted to the chamber assembly for rotation about the first axis and a planetary gear (64) mounted to the yoke assembly that is operatively connected to the sun gear such as to impart rotation to the sun gear as it orbits thereabout upon rota

Driving device and image forming apparatus provided with same

A driving device includes a motor, a pulley, a metal belt, a first unit, a second unit, a biasing member and a detector. The motor includes a drive shaft. The pulley includes an output shaft extending in parallel to the drive shaft. The pulley is rotatably supported on the first unit with the output shaft as a rotary shaft and the circumferential surface is arranged at a distance from the drive shaft in a radial direction of the rotation. The second unit supports the motor and is slidable relative to the first unit. The biasing member biases the second unit in a direction to move the drive shaft away from the output shaft in a state where the metal belt is mounted between the drive shaft and the pulley. The detector detects a change in an inter-axial distance between the drive shaft and the output shaft.

Planetary Belt Transmission

A planetary belt transmission has a motor drive having a motor drive shaft, a distributing pulley attached to the motor drive shaft and a collecting pulley attached to an output shaft. Two or more distributing belts are coupled to the distributing pulley and two or more collecting belts are coupled to the collecting pulley from mutually opposite radial directions. Four or more transmitting pulleys are arranged in two or more concentric pairs around the distributing pulley and the collecting pulley and are coupled to the distributing pulley and the collecting pulley via the distributing belts and the collecting belts, respectively. Two or more peripheral shafts support the transmitting pulleys, while allowing movement in a radial direction only relative to the output shaft and being preloaded so as to apply a net zero radial force on the distributing pulleys and the collecting pulleys in a plane perpendicular to respective axes thereof. 1. A planetary belt transmission , comprising:a structure supporting a motor drive having a motor drive shaft;a distributing pulley at least indirectly attached to the motor drive shaft;a collecting pulley attached to an output shaft;two or more distributing belts coupled to the distributing pulley from mutually opposite radial directions;two or more collecting belts coupled to the collecting pulley from mutually opposite radial directions;four or more transmitting pulleys arranged in two or more concentric pairs located around the distributing pulley and the collecting pulley and coupled to the distributing pulley and the collecting pulley via the distributing belts and the collecting belts, respectively;two or more peripheral shafts supporting said two or more pairs of transmitting pulleys, and passing through elongated openings in said structure so as to allow movement in a radial direction only relative to the output shaft; andwherein, said peripheral shafts are preloaded in a radial direction by two or more preload elements that ...

SELF-CENTERING BELT-ROLLER ARRANGEMENT AND BELT GUIDING METHOD

A belt-roller arrangement with a deflecting roller and an endless flexible belt and a method for guiding such a belt over such a roller are disclosed. The roller body of the roller includes two deformable roller body segments and a rigid roller body segment part which is—in an axial direction—positioned between these two deformable segments. The belt is entirely guided over the central rigid segment part and at least partially over both deformable segments. The belt run is automatically corrected. 1. A belt-roller arrangement comprising:at least one deflecting roller with a round-cylindrical roller body comprising a circumferential surface; andat least one endless flexible belt guided under tension over the circumferential surface, at least one rigid roller body segment; and', 'at least one deformable roller body segment,, 'wherein the roller body compriseswherein the or every rigid roller body segment has a higher stiffness than the or every deformable roller body segment,wherein the or every belt of the arrangement is guided around the or at least one rigid roller body segment and is guided around the or at least one deformable roller body segment,wherein the roller body comprises at least two deformable roller body segments,wherein the or at least one rigid roller body segment comprises a central roller body segment part positioned in an axial direction between both or between two adjacent deformable roller body segments, andwherein the or every belt is entirely guided over the or over at least one central roller body segment part and is partially guided over both or over two adjacent deformable roller body segments.2. The belt-roller arrangement according to claim 1 , wherein the round-cylindrical roller body comprises a supporting structure with at least one rigid rib and the or at least one deformable roller body segment comprises a deformable part made from at least one deformable material claim 1 , andwherein the or every supporting rib is guided through the ...

HIGH-CAPACITY JUICE EXTRACTOR

A high-capacity juice extractor includes: a base; first and second supports which are spaced apart from each other in a longitudinal direction, and are provided on the base; a first extracting member which is a hollow cylinder opened toward the second support, is positioned between the first support and the second support, is rotatably supported on the first support by an outer casing support shaft, and is formed with a plurality of outlet ports; a second extracting member which is rotatably supported on the second support by an inner casing support shaft which is eccentric to the outer casing support shaft, and is positioned in the first extracting member to be eccentric to the first extracting member; and a driving member configured to drive at least one of the first extracting member and the second extracting member. 1. A high-capacity juice extractor comprising:{'b': '210', 'a base ();'}{'b': 230', '250', '210, 'first and second supports ( and ) which are spaced apart from each other in a longitudinal direction, and are provided on the base ();'}{'b': 270', '250', '230', '250', '230', '276', '273, 'a first extracting member () which is a hollow cylinder opened toward the second support (), is positioned between the first support () and the second support (), is rotatably supported on the first support () by an outer casing support shaft (), and is formed with a plurality of outlet ports ();'}{'b': 290', '250', '295', '276', '270, 'a second extracting member () which is rotatably supported on the second support () by an inner casing support shaft () which is eccentric to the outer casing support shaft (), and is positioned in the first extracting member () to be eccentric to the first extracting member; and'}{'b': 240', '250', '290, 'a driving member () configured to drive at least one of the first extracting member () and the second extracting member (),'}{'b': 270', '277, 'the first extracting member () including an outer casing gear (),'}{'b': 299', '293', ' ...

AXLE ASSEMBLY

An axle assembly includes a first wheel connected in a rotationally fixed manner to a first wheel shaft with a wheel hub motor and a second wheel connected in a rotationally fixed manner to a second wheel shaft. The second wheel is coupled by a mechanical transmission mechanism in a driving manner to the wheel hub motor. The transmission mechanism has a transmission shaft unit which extends generally parallel to, but non-coaxially with the wheel shafts such that the transmission shaft unit is offset in the vehicle longitudinal direction from the wheel shafts and is coupled via coupling units in a force-transmitting manner on one hand to the wheel hub motor and on the other hand to the second wheel to provide drive force to both wheels from a single wheel hub motor at least partially containing within one of the wheel hubs. 1. A vehicle axle assembly having a first wheel connected in a rotationally fixed manner to a first wheel shaft with a wheel hub motor at least partially contained therein and a second wheel connected in a rotationally fixed manner to a second wheel shaft , comprising:a mechanical transmission mechanism coupling the second wheel in a driving manner to the wheel hub motor, wherein the transmission mechanism comprises a transmission shaft extending generally parallel to the first and second wheel shafts and offset in a vehicle longitudinal direction relative to the first and second wheel shafts;a first coupling unit coupling the transmission shaft in a force transmitting manner to the wheel hub motor; anda second coupling unit coupling the transmission shaft in a force transmitting manner to the second wheel.2. The vehicle axle assembly of claim 1 , wherein the transmission shaft is offset from the first and second wheel shafts in a vertical direction.3. The vehicle axle assembly of wherein at least one of the first and second coupling units comprises a self-contained transmission element coupled to the transmission shaft and one of the first and ...

MOTOR VEHICLE WITH AIRFOIL ASSEMBLY

A motor vehicle includes an airfoil assembly which is arranged in a region of a rear window of the motor vehicle. The airfoil assembly includes at least one airfoil, a guide arranged on a side of the rear window, and an actuator configured to move the at least one airfoil along the guide. 1. A motor vehicle , comprising an airfoil assembly arranged in a region of a rear window of the motor vehicle , said airfoil assembly including at least one airfoil , a guide arranged on a side of the rear window , and an actuator configured to move the at least one airfoil along the guide.2. The motor vehicle of claim 1 , wherein the at least one actuator is arranged on the at least one airfoil.3. The motor vehicle of claim 1 , wherein the actuator includes a belt drive claim 1 , an output shaft rotatably mounted on the airfoil and having a gear claim 1 , a driveshaft connected to the output shaft via the gear and the belt drive.4. The motor vehicle of claim 1 , wherein the airfoil assembly includes a toothed rack arranged in the guide claim 1 , said actuator including a driveable gear in mesh with the toothed rack.5. The motor vehicle of claim 1 , wherein the airfoil assembly includes two of said guide disposed in opposing relationship and arranged on opposite sides on the rear window.6. The motor vehicle of claim 1 , further comprising a holding element guided in the guide for movement along the guide claim 1 , said holding element connecting the airfoil with the guide.7. The motor vehicle of claim 4 , wherein the airfoil assembly includes two of said guide claim 4 , two of said toothed rack arranged in the guides in one-to-one correspondence claim 4 , and two gears claim 4 , said actuator being connected to the gears.8. The motor vehicle of claim 4 , wherein the airfoil assembly includes two of said actuator claim 4 , two of said guide claim 4 , two of said toothed rack arranged in the guides in one-to-one correspondence claim 4 , and two gears in mesh with the toothed racks ...

Belt Drive System

A belt drive system comprising a belt having a plurality of longitudinally spaced belt teeth, the belt further comprising a longitudinal groove extending in the endless direction of the belt through the belt teeth, a sprocket comprising a plurality of sprocket teeth on an outer circumference of the sprocket, each of the sprocket teeth extending parallel to the rotation axis, and each sprocket tooth configured to be received between adjacent belt teeth, and a first planar fin extending from at least one side of a sprocket tooth, the first planar fin configured to cooperatively engage the longitudinal groove, the first planar fin extending in a direction normal to a sprocket axis of rotation, the first planar fin having a width no greater than 20% of a sprocket groove width (W). 1. A belt drive system comprising:a belt having a plurality of longitudinally spaced belt teeth, the belt further comprising a longitudinal groove extending in the endless direction of the belt through the belt teeth;a sprocket comprising a plurality of sprocket teeth on an outer circumference of the sprocket, each of the sprocket teeth extending parallel to the rotation axis, and each sprocket tooth configured to be received between adjacent belt teeth; anda first planar fin extending from at least one side of a sprocket tooth, the first planar fin configured to cooperatively engage the longitudinal groove, the first planar fin extending in a direction normal to a sprocket axis of rotation, the first planar fin having a width no greater than 20% of a sprocket groove width (W).2. The belt drive system as in claim 1 , wherein the first planar fin is centered on each sprocket tooth.3. The belt drive system as in claim 1 , wherein the sprocket comprises no more than three first planar fins to engage the belt.4. The belt drive system as in claim 1 , wherein the first planar fin extends tangent to the sprocket.51. The belt drive system as in claim 1 , wherein the first planar fin has a ...

Device and method for transferring rotational power and method of using same

Device and method for providing rotational power using power transmission are disclosed. The device enables multi-dimensional and angle-agnostic displacement of the rotational power output with respect to the input location and transference of high-torque and high-speed rotational movement, while preserving maximal efficiency and quick response. The device is a transmission gear that comprises at least two gear-links in a multi-link articulated gear (MLAG). Each of the links comprising at least two gear wheels. The transmission gear further comprising a common axis adapted to allow the links to rotate freely with respect to each other about the common axis and thus to allow change of the angle between the at least two links and thereby to change the distance between the input shaft and the output shaft.

A SYSTEM FOR PROVIDING A PRESSURIZED FLUID ON AND/OR IN A ROTATING PART OF THE SYSTEM

A system is described for providing a pressurized fluid on and/or in a rotatable part of the system. The system comprises at least a first part and a second part, the second part being rotatably supported relative to the first part about an axis A. The system further comprises a coupling element that is rotatably supported about the same axis A as the second part. Further, the first part comprises a first drive unit that is connected to the coupling element for rotation about the axis A, and the second part comprises a pressure-increasing device that is connected to the coupling element for driving the pressure-increasing device and regulating the drive speed of the pressure-increasing device. 1. A system for providing a pressurized fluid on and/or in a rotatable part of the system , which system comprises at least a first part and a second part ,wherein the second part is rotatably supported relative to the first part about an axis A,wherein the system comprises a coupling element that is rotatably supported about the same axis A as the second part, that the first part comprises a first drive unit that is coupled to the coupled element for rotation of the coupling element about the axis A, andwherein the second part comprises a pressure-increasing device that is connect to the coupling element, such that the coupling element can drive the pressure-increasing device and regulate the drive speed of the pressure-increasing device.2. The system according to claim 1 , wherein the first drive unit is coupled to the coupling element via at least one first power transmission element.3. The system according to claim 1 , wherein the coupling element is coupled to the pressure-increasing device via at least one second power transmission means.4. The system according to claim 1 , wherein the coupling element comprises a gear rim that extends around the axis A in the circumferential direction.5. The system according to claim 4 , wherein the first drive unit is coupled to the ...

STRUCTURE AND METHOD FOR BELT INSTALLATION OF AN ENGINE FOR A VEHICLE

A structure for belt installation of an engine for a vehicle is provided. The structure includes a damper pulley that is mounted to a crankshaft of the engine and a stretch belt that has a first end mounted on the damper pulley and a second end connected to an upper portion of a pulley portion of an accessory. The accessory is mounted on the engine at a position spaced apart from the damper pulley. The pulley portion includes a guide member on a front center thereof which guides installation of the stretch belt to the pulley portion. 1. A structure for belt installation of an engine for a vehicle , comprising:a damper pulley mounted to a crankshaft of the engine;a stretch belt having a first end mounted on the damper pulley; andan accessory mounted on the engine at a position spaced apart from the damper pulley,wherein the accessory includes a pulley portion having a guide member on a front center thereof, andwherein the guide member guides installation of the stretch belt to the pulley portion.2. The structure of claim 1 , wherein the guide member has a same rotation center as the accessory.3. The structure of claim 1 , wherein the guide member includes:a protrusion part that protrudes in a circular ring shape at the front center of the accessory; anda flange part integrally formed with and extending outward along a rear outer circumference of the protrusion part, and contacting the accessory.4. The structure of claim 3 , wherein the protrusion part has a protrusion width that extends from the front center of the accessory and that is greater than 0.5 times and less than a width of the stretch belt.5. The structure of claim 3 , wherein an outer diameter of the protrusion part is between about 0.6 times and 0.7 times of a diameter of the pulley portion of the accessory.6. The structure of claim 3 , wherein the guide member includes a plurality of bolt fastening bores formed along a circumference of the flange part and radially protruding from an outer circumference ...

SLIP CONTROLLING BELT TENSION SYSTEM

A yard maintenance device having a working assembly selectively rotatable based on operation of an engine of the device may include a belt drive system. The belt drive system may include at least one driven pulley operably coupled to the working assembly, a drive shaft operably coupled to the engine, a drive belt configured to selectively couple the drive shaft to the at least one driven pulley, a tension adjustment assembly, and a control unit. The tension adjustment assembly may be configured to operably couple to at least one component of the belt drive system to adjust a position thereof to modify tension of the drive belt. The control unit may be configured to provide electronic control of the tension adjustment assembly. 1. A lawn care device comprising:a cutting deck housing at least one blade;an engine configured to selectively provide for rotation of the at least one blade responsive to selective coupling of the engine to the at least one blade; anda PTO switch that is operable to engage or disengage a PTO clutch to provide the selective coupling between the engine and the at least one blade via a belt drive system,wherein the belt drive system comprises:at least one blade pulley operably coupled to the at least one blade;a drive shaft operably coupled to the engine;a drive belt configured, responsive to engagement of the PTO clutch, to couple the drive shaft to the at least one blade pulley;a tension adjustment assembly configured to operably couple to at least one component of the belt drive system to adjust a position thereof to modify tension of the drive belt; anda control unit configured to provide electronic control of the tension adjustment assembly.2. The lawn care device of claim 1 , wherein the control unit is configured to monitor engine RPM and blade RPM to determine a current slip value.3. The lawn care device of claim 2 , wherein the control unit is configured to perform a comparison of the current slip value to a slip setpoint and control ...

POWER TRANSMISSION APPARATUS HAVING TWO BELTS

A power transmission apparatus includes a driving joint unit having a first driving gear fixed to a first driving shaft and a second driving gear fixed to a second driving shaft, an operating joint unit fixed on an operating shaft and having an operating gear rotating together with the operating shaft, a first operating belt connected to the first driving gear and the operating gear, a second operating belt connected to the second driving gear and the operating gear to apply a torque in opposite directions, a driving link having one end connected to the first driving shaft or the second driving shaft and the other end connected to the operating shaft, and an operating link fixed to the operating shaft. 1. A power transmission apparatus , comprising:a driving joint unit having a first driving gear fixed to a first driving shaft and a second driving gear fixed to a second driving shaft and disposed on a straight line together with the first driving shaft;an operating joint unit fixed on an operating shaft and having an operating gear rotating together with the operating shaft;a first operating belt connected to the first driving gear and the operating gear to apply a torque to the first driving gear and the operating gear in the same direction;a second operating belt connected to the second driving gear and the operating gear to apply a torque to the second driving gear and the operating gear in opposite directions;a driving link having one end connected to the first driving shaft or the second driving shaft to be freely rotatable thereon and the other end connected to the operating shaft to be freely rotatable thereon; andan operating link fixed to the operating shaft.2. The power transmission apparatus according to claim 1 , further comprising:a first motor for transmitting a torque to the first driving shaft and a second motor for transmitting a torque to the second driving shaft,wherein the torque demanded by the first motor is determined according to a sum of a ...

System for a belt tensioner

Systems are provided for a belt tensioner. In one example, the belt tensioner comprises a fluid chamber divided into a first portion and a second portion via a dividing wall. An eccentric housing, which defines the fluid chamber, rotates relative to the dividing wall based on a spring force and a belt force.

Synchronous Belt Drive System

A synchronous belt drive system comprising a first obround sprocket having a toothed surface and at least one linear portion disposed between two arcuate portions, the arcuate portions having a constant radius, the linear portion having a predetermined length, a sprocket having a toothed surface, the sprocket engaged to the first obround sprocket by an endless toothed member, and the first obround sprocket having a magnitude and a phase such that an angular displacement timing error between the sprocket and the first obround sprocket is less than 1.5 degree peak to peak. 1. A synchronous belt drive system comprising:{'b': 10', '16', '14', '15', '1', '2, 'a first obround sprocket () having a toothed surface and at least one linear portion () disposed between two arcuate portions (,), the arcuate portions having a constant radius (R, R), the linear portion having a predetermined length;'}{'b': 300', '200, 'a sprocket () having a toothed surface, the sprocket engaged to the first obround sprocket by an endless toothed member (); and'}{'b': '10', 'the first obround sprocket () having a magnitude and a phase such that an angular displacement timing error between the sprocket and the first obround sprocket is less than 1.5 degree peak to peak.'}2. The synchronous belt drive system as in further comprising:a second obround sprocket connected to a second rotary load, the second obround sprocket engaged with the endless toothed member; andthe second obround sprocket having a magnitude and a phase such that an angular displacement timing error between the sprocket and the second obround sprocket is less than 1.5 degree peak to peak.3. The synchronous belt drive system as in claim 1 , wherein the angular displacement timing error between the sprocket and the first obround sprocket is less than 0.5 degree peak to peak.4. The synchronous belt drive system as in claim 3 , wherein the angular displacement timing error between the sprocket and the second obround sprocket is less ...

LOAD MOTOR SYSTEM

The present disclosure relates to a belted transmission system configured to couple with load motors to provide a load to a device under test. The belted transmission system comprises a spindle coupled with the device under test. The spindle comprises various components configured to facilitate high operational speeds and increased power relative to prior art systems. For example, the spindle comprises a shaft having a larger diameter at one end compared to the other, one or more bearings configured to facilitate rotation of the shaft, and a sprocket coupled to the shaft configured to receive belts coupled to load motors such that the shaft is driven by the one or more belts to turn the spindle and load the device under test. The belted transmission includes a housing configured to enclose the belts and at least a portion of the spindle. 1. A belted transmission system configured to couple with one or more load motors to provide a load to a device under test , the belted transmission system comprising: a shaft extending from the first end to the second end, the shaft having a larger diameter at the first end compared to the second end;', 'one or more bearings configured to facilitate rotation of the shaft; and', 'a sprocket coupled to the shaft between the first end and the second end, the sprocket configured to receive one or more belts coupled to the one or more load motors such that the shaft is driven by the one or more belts to turn the spindle and load the device under test; and, 'a spindle having a first end configured to couple with the device under test and a second opposite end, the spindle comprisinga housing configured to enclose the one or more belts and at least a portion of the spindle.2. The system of claim 1 , wherein the one or more load motors comprise two load motors claim 1 , and the sprocket is configured to receive a first belt coupled to a first load motor of the two load motors claim 1 , and a second belt coupled to a second load motor of ...

Quarter-Twist Pedal Propeller

A quarter-twist pedal propeller includes a propeller blade and a support frame. A large synchronous wheel is mounted on an upper part of the support frame through a main shaft, a pedal assembly is mounted on each end of the main shaft. A small synchronous wheel is mounted on a lower part of the support frame through a secondary shaft. A waterproof plate is mounted outside the support frame. The waterproof plate is disposed above the propeller blade. A portable cover that covers the large synchronous wheel is provided on top of the support frame. A grabbing part is provided on the portable cover. A balancing pole is transversely connected to the portable cover. The present invention is practical and cost-effective, has novel and simplified structure, and can reduce power loss due to multiple transmissions. It is convenient during pedaling. 1. A quarter-twist pedal propeller , comprising:a propeller blade, anda support frame extending from top to bottom,wherein a large synchronous wheel is mounted on an upper part of the support frame through a main shaft, a pedal assembly is mounted on each end of the main shaft, a small synchronous wheel is mounted on a lower part of the support frame through a secondary shaft, a transmission synchronous belt is connected to the large synchronous wheel and the small synchronous wheel, the propeller blade is fixed on the secondary shaft.2. The quarter-twist pedal propeller according to claim 1 , wherein a waterproof plate is mounted outside the support frame claim 1 , the waterproof plate is disposed above the propeller blade.3. The quarter-twist pedal propeller according to claim 1 , wherein a portable cover that covers the large synchronous wheel is provided on top of the support frame claim 1 , a grabbing part is provided on the portable cover claim 1 , a balancing pole is transversely connected to the portable cover.4. The quarter-twist pedal propeller according to claim 3 , wherein a protective housing is fixed to the lower part ...

BELT TIGHTENING MECHANISM FOR A FLUID DELIVERY SYSTEM

In one embodiment, a fluid delivery system includes a motor assembly and a fluid pump assembly. The fluid pump assembly is spaced apart from the motor assembly, and at least one of the motor assembly or the fluid pump assembly is movable to change a distance between the motor assembly and the fluid pump assembly. The fluid delivery system includes a flexible linkage that couples the motor assembly to the fluid pump assembly, and is configured to transfer motion from the motor assembly to the fluid pump assembly. Further, the fluid delivery system comprises a linkage tightening mechanism configured to generate a tightening force on the linkage by biasing at least one of the motor assembly or the fluid pump assembly in a direction that increases the distance between the motor assembly and the fluid pump assembly. 1. A fluid delivery system comprising:a motor assembly;a fluid pump assembly spaced apart from the motor assembly, wherein at least one of the motor assembly or the fluid pump assembly is moveable to change a distance between the motor assembly and the fluid pump assembly;a flexible linkage that couples the motor assembly to the fluid pump assembly and is configured to transfer motion from the motor assembly to the fluid pump assembly; anda linkage tightening mechanism configured to generate a tightening force on the linkage by biasing at least one of the motor assembly or the fluid pump assembly in a direction that increases the distance between the motor assembly and the fluid pump assembly.2. The fluid delivery system of claim 1 , wherein the linkage comprises a drive belt.3. The fluid delivery system of claim 1 , wherein the linkage tightening mechanism comprises a set of parallel supports.4. The fluid delivery system of claim 3 , wherein each support comprises a tube that receives a spring therein.5. The fluid delivery system of claim 4 , wherein each support comprises a plunger insertable into a corresponding one of the tubes and wherein the motor ...

STEERING SYSTEM

The invention relates to a steering system () comprising a motor () with a first belt pulley () and a recirculating ball drive () with a second belt pulley (), wherein the first and the second belt pulleys () are connected to one another via a belt. The first and/or second belt pulley () comprise(s) an outer ring (), an inner ring () and an intermediate ring (), wherein the outer ring () preferably comprises an external toothing (), the intermediate ring () is arranged between the outer ring () and the inner ring () in radial direction and connected to these, and the intermediate ring () at least partially consists of a rubbery-elastic material. 1125675795712131412114121314. A steering system () comprising a motor () with a first belt pulley () and a recirculating ball drive () with a second belt pulley () , wherein the first and the second belt pulleys ( , ) are connected to one another via a belt , preferably a timing belt () , wherein the first and/or the second belt pulley ( , ) comprise(s) an outer ring () , an inner ring () and an intermediate ring () , wherein the outer ring () preferably comprises an external toothing () , the intermediate ring () is arranged between the outer ring () and the inner ring () in radial direction and connected to these , and the intermediate ring () at least partially comprises a rubbery-elastic material.211440427. The steering system () according to claim 1 , wherein the intermediate ring () is arranged in radial direction between a bearing seating surface () and a contact surface () of the second belt pulley () on a recirculating ball drive nut.311718131314222312142730. The steering system () according to claim 1 , wherein edges ( claim 1 , ) of the inner ring () in the connection area between the inner ring () and the intermediate ring () and/or edges ( claim 1 , ) in the connection area between the outer ring () and the intermediate ring () are provided with a curvature ( to ).411413121312. The steering system () according ...

ELECTRIC POWER STEERING DEVICE

An electric power steering device includes: an electric motor; a rack shaft configured to move axially; a conversion unit configured to convert rotational driving force of the moto into movement of the rack shaft; a first housing configured to cover a part of an outer surface of the rack shaft and including a first leg portion fixed to a vehicle; a second housing configured to cover a part of the outer surface of the rack shaft and including a fourth connecting portion covering the conversion unit and a second leg portion fixed to the vehicle; and an intermediate housing disposed between the first and second housings and configured to cover a part of the outer surface of the rack shaft and including a motor support portion supporting the motor. 1. An electric power steering device comprising:an electric motor;a rack shaft configured to move in an axial direction;a conversion unit configured to convert rotational driving force of the electric motor into movement of the rack shaft;a first housing configured to cover a part of an outer surface of the rack shaft, the first housing including a first fixed portion configured to be fixed to a vehicle;a second housing configured to cover a part of the outer surface of the rack shaft, the second housing including one of a support portion and a cover portion, the support portion being configured to support the electric motor, the cover portion being configured to cover the conversion unit, the second housing including a second fixed portion configured to be fixed to the vehicle; anda third housing disposed between the first housing and the second housing and configured to cover a part of the outer surface of the rack shaft, the third housing including the other of the support portion and the cover portion, whereinthe first housing and the third housing each include a connecting portion configured to change a relative position thereof in a circumferential direction of the rack shaft.2. The electric power steering device ...

Drive train of a motor vehicle having an internal combustion engine and a starter generator

A drive train ( 1 ) of a motor vehicle has an internal combustion engine ( 2 ) with a crankshaft ( 6 ). A transmission ( 3 ) is connected downstream of the internal combustion engine ( 2 ) to drive at least one axle ( 5 ) of the motor vehicle. A starter generator ( 23 ) is assigned to the internal combustion engine ( 2 ). The starter generator ( 23 ) is attached to the crankshaft ( 6 ) by two separate drive trains ( 13, 22; 24, 25 ). One ( 24, 25 ) of the drive trains ( 13, 22; 24; 25 ) has a shiftable clutch ( 29 ) and the other ( 13, 22 ) of the drive trains ( 13, 22; 24, 25 ) has a shiftable clutch ( 32 ) or a freewheel ( 11 ) that is active during a starter mode of the starter generator ( 23 ). The drive train ensures an optimum start capability of the cold internal combustion engine and additionally permits electric boosting of the internal combustion engine.

FRICTION-TYPE DRIVE APPARATUS AND CAROUSEL COMPRISING SAME

A friction-type drive apparatus and a carousel comprising the same are disclosed. A friction-type drive apparatus, according to one embodiment, comprises: a motor; a drive pulley rotated by the motor; a belt connected to the drive pulley; a driven pulley rotating in accordance with the drive of the belt; a pressing unit contacting the inner surface of the belt; and an elastic unit for pressing the pressing unit toward the belt. 1. A frictional drive apparatus comprising:a motor;a driving pulley configured to rotate by the motor;a belt connected to the driving pulley;a driven pulley configured to rotate by an operation of the belt;a pressing unit in contact with an inner surface of the belt; andan elastic unit configured to press the pressing unit towards the belt.2. The frictional drive apparatus of claim 1 , wherein at least a portion of an outer surface of the belt is brought into contact with a block chain configured to move slat plates of a carousel claim 1 , andthe elastic unit is configured to press the pressing unit towards the block chain to closely connect the belt and the block chain.3. The frictional drive apparatus of claim 1 , wherein the pressing unit comprises:a pressing frame;a pressing portion in contact with the inner surface of the belt; anda pressing connector of which one side is connected to the pressing portion, and another side is connected to the pressing frame to adjust a relative distance from the belt.4. The frictional drive apparatus of claim 3 , wherein the elastic unit of which one side is connected to the pressing frame and another side is connected to the pressing connector is configured to adjust a distance between the pressing frame and the pressing connector and press the pressing connector towards the belt.5. The frictional drive apparatus of claim 3 , wherein the pressing portion comprises a plurality of rotatable pressing rollers claim 3 ,wherein the pressing rollers are disposed along a longitudinal direction of the belt.6. ...

Helical Tooth Belt and Belt Transmission

The present invention relates to a helical toothed belt including: a back portion; a tension member buried in the back portion; and a plurality of tooth portions arranged at a predetermined interval along a belt longitudinal direction on one surface of the back portion, in which the plurality of tooth portions have a tooth pitch of 1.5 mm or more and less than 2.0 mm, the back portion has a thickness of 0.4 mm or more and 1.2 mm or less, the tension member is formed of a twisted cord containing a high-strength glass fiber or a carbon fiber, and the ratio of the total value of an interval between the tension members adjacent to each other to the belt width is 20% or more and 60% or less. 1. A helical toothed belt , comprising:a back portion;a tension member buried in the back portion and arranged in a belt width direction; anda plurality of tooth portions that are arranged at a predetermined interval along a belt longitudinal direction on one surface of the back portion and each are inclined with respect to a belt width direction,wherein a surface of the tooth portion and a portion of the one surface of the back portion are formed of a tooth fabric,the plurality of tooth portions have a tooth pitch of 1.5 mm or more and less than 2.0 mm,the back portion has a thickness of 0.4 mm or more and 1.2 mm or less,the tension member is formed of a twisted cord containing a high-strength glass fiber or a carbon fiber, anda ratio of a total value of an interval between the tension members adjacent to each other in the belt width direction to the belt width is in a range of 20% or more and 60% or less.2. The helical toothed belt according to claim 1 , wherein the tension member has a diameter in a range of 0.2 mm or more and 0.6 mm or less.3. The helical toothed belt according to claim 1 , wherein the tension members are arranged such that each tension member pitch between the adjacent tension members is in a range of 0.45 mm or more and 1.0 mm or less.4. The helical toothed ...

BELT TENSIONING MOTOR MOUNT

A belt tensioning motor mount comprises a support plate; a motor mount holding a motor, the motor mount slidably attached to the support plate; and a tension adjustor disposed on the support plate, the tension adjustor for adjusting the position of the motor mount along the support plate. In an embodiment, the motor mount includes an opening that accommodates a shaft of the motor, a driver pulley attached to the shaft. A belt is attached to the driver pulley on one side and a return pulley on an opposite side. The support plate is disposed adjacent a wall and above the belt which operates a plurality of sliding doors. In an embodiment, the tension adjustor includes a threaded bolt which, depending on which way turned, either causes the motor mount to slide in a first direction to increase belt tension or slide in a second direction to decrease belt tension. 1. A belt tensioning motor mount , comprising:a support plate;a motor mount capable of holding a motor, the motor mount slidably attached to the support plate; anda tension adjustor disposed on the support plate, the tension adjustor for adjusting the position of the motor mount along the support plate.2. The belt tensioning motor mount of claim 1 , wherein the motor mount includes an opening that accommodates a shaft of the motor claim 1 , a driver pulley attached to the shaft.3. The belt tensioning motor mount of claim 2 , wherein a belt is attached to the driver pulley on one side and another pulley on an opposite side.4. The belt tensioning motor mount of claim 3 , wherein the support plate is disposed adjacent a wall and above the belt.5. The belt tensioning motor mount of claim 3 , wherein the belt operates sliding doors.6. The belt tensioning motor mount of claim 5 , wherein tension of the belt is adjusted by sliding the motor mount along the support plate.7. The belt tensioning motor mount of claim 6 , wherein the support plate includes at least one groove to facilitate the sliding.8. The belt tensioning ...

Noise damping arrangement for a combustion engine component assembly

A combustion engine component comprises an assembly of a belt pulley for driving auxiliary engine equipment and a torsional vibration damper. The assembly is adapted to be fixed on an engine crankshaft, wherein the belt pulley is of a so called decoupling type, arranged to be able to change its rotational angle relative to the crankshaft and the torsional vibration damper. The torsional vibration damper is partially positioned in a corresponding annular recess in the belt pulley, creating an annular cavity in the recess between the torsional vibration damper and the belt pulley. An annular seal ring is positioned in the annular cavity and is arranged to close off at least a part of the annular cavity from the air surrounding the assembly.

Transmission belt and associated transmission system

A transmission belt is described which comprises a body made of a first elastomeric material, a plurality of teeth and a plurality of longitudinal cords buried in the body of the belt and a back. The belt has a working surface on said teeth and the working surface is at least partially covered by a covering made of a plastic and/or metal material. Defining the area comprised between the plane defined by the neutral axis of the cords, the working surface and the median transverse planes of two adjacent teeth as the unitary longitudinal section, the covering preferably occupies at least 25% of the unitary longitudinal section.

A WIND TURBINE COMPRISING TWO OR MORE ROTORS

A multirotor wind turbine () comprising a tower structure with a main tower part () and at least two arms (), each arm () extending away from the main tower part () along a direction having a horizontal component. Two or more rotors () are mounted on the tower structure in such a manner that each arm () of the tower structure carries at least one rotor (). A gear arrangement () of at least one of the rotors () comprises a number of pulleys () and a number of belts () interconnecting the pulleys () in order to transfer rotational movements between the pulleys (), thereby transferring rotational movements from the hub () to a rotating shaft () connected to a generator (). 1. A wind turbine comprising:a tower structure comprising a main tower part being anchored, at a lower part, to a foundation structure, the main tower part extending along a substantially vertical direction, the tower structure further comprising at least two arms, each arm extending away from the main tower part along a direction having a horizontal component, andtwo or more rotors mounted on the tower structure in such a manner that each arm of the tower structure carries at least one rotor, each rotor comprising a hub carrying a set of wind turbine blades, the hub being mounted rotatably on the tower structure; a rotating shaft arranged to be connected to a generator in order to transfer rotational movements to the generator; and a gear arrangement arranged to transfer rotational movements of the hub to rotational movements of the rotating shaft,wherein the gear arrangement of at least one of the rotors comprises a number of pulleys and a number of belts interconnecting the pulleys in order to transfer rotational movements between the pulleys, thereby transferring rotational movements from the hub to the rotating shaft.2. The wind turbine according to claim 1 , wherein the gear arrangement of each of the rotors comprises a number of pulleys and a number of belts interconnecting the pulleys in ...

A WIND TURBINE WITH A ROTOR COMPRISING A HOLLOW KING PIN

A wind turbine () comprising a tower structure () and two or more rotors (). Each rotor () comprises a hollow king pin () and a hub () carrying one or more rotor blades (). The hollow king pin () is formed in a single cylindrical piece, and is mounted on the tower structure (). The hub () is rotatably mounted on the hollow cylindrical king pin (). A generator () is operationally coupled to the hub () in such a manner that rotational movements of the hub () are transferred to the generator (). The tower structure comprises a main tower part () being anchored, at a lower part, to a foundation structure, and at least two arms (), each arm () extending away from the main tower part () along a direction having a horizontal component. Each arm () carries at least one rotor (). 1. A wind turbine comprising:a tower structure, the tower structure comprising:a main tower part being anchored, at a lower part, to a foundation structure, the main tower part extending along a substantially vertical direction, andat least two arms, each arm extending away from the main tower part along a direction having a horizontal component,two or more rotors, each rotor comprising:a hollow king pin formed in a single cylindrical piece, the hollow cylindrical king pin being mounted on the tower structure,a hub carrying one or more rotor blades, the hub being rotatably mounted on the hollow cylindrical king pin, anda generator being operationally coupled to the hub in such a manner that rotational movements of the hub are transferred to the generator wherein each arm of the tower structure carries at least one rotor.2. The wind turbine according to claim 1 , wherein the hollow cylindrical king pin of at least one rotor is mounted on a lower part of an arm of the tower structure.3. The wind turbine according to claim 1 , wherein the hollow cylindrical king pin of each of the rotors is mounted directly on an arm of the tower structure claim 1 , and wherein the wind turbine further comprises a ...

POWER TRANSFER ASSEMBLY

A power transfer assembly for an engine is provided. The power transfer assembly includes a first flywheel coupled to a crankshaft of the engine. The power transfer assembly includes a second flywheel selectively coupled to the first flywheel. The power transfer assembly also includes a first transmission unit coupled to the first flywheel and the second flywheel. The first transmission unit is adapted to selectively transfer mechanical power between the first flywheel and the second flywheel. The power transfer assembly further includes a second transmission unit coupled to the first transmission unit, the second flywheel, and an engine accessory. The second transmission unit is adapted to selectively transfer mechanical power between any one of the first transmission unit and the second flywheel, and the engine accessory. 1. A power transfer assembly for an engine , the power transfer assembly comprising:a first flywheel coupled to a crankshaft of the engine;a second flywheel selectively coupled to the first flywheel;a first transmission unit coupled to the first flywheel and the second flywheel, the first transmission unit adapted to selectively transfer mechanical power between the first flywheel and the second flywheel; anda second transmission unit coupled to the first transmission unit, the second flywheel, and an engine accessory, the second transmission unit adapted to selectively transfer mechanical power between any one of the first transmission unit and the second flywheel, and the engine accessory.2. The power transfer assembly of claim 1 , wherein the first transmission unit includes a first clutch and a first gear set.3. The power transfer assembly of claim 1 , wherein the second transmission unit includes a second clutch and a second gear set.4. The power transfer assembly of claim 1 , wherein the engine accessory is at least one of a pump claim 1 , a fan claim 1 , an alternator claim 1 , and a Heating claim 1 , Ventilation and Air Conditioning (HVAC ...

Metal compression rings

An example shaft assembly includes a metal shaft and a plastic ring element interference-fitted to the metal shaft. The plastic ring element includes a footing proximate to an outer diameter of the metal shaft. The shaft assembly also includes a metal compression ring interference-fitted to the footing of the plastic ring element to apply a radial locking force between the footing and the metal shaft.

BELT DRIVE

The invention relates to a belt drive () with (a) a first pulley wheel () in the form of a drive sprocket with drive teeth (), (b) a second pulley wheel in the form of an output sprocket () and (c) a toothed belt () that (i) connects the drive sprocket () and the output sprocket () for transmitting a force and (ii) has a belt back () and (iii) a plurality of teeth (), wherein a tooth base () is situated between two adjacent teeth. According to the invention, (d) the toothed belt () comprises a plurality of recesses (), each of which is configured in a tooth base (), and (e) at least one pulley wheel features guide projections () for engaging in the recesses (). 1. A belt drive , comprising;a first pulley wheel in a form of a drive sprocket with drive teeth;a second pulley wheel in a form of an output sprocket; and connects the drive sprocket and the output sprocket for transmitting a force,', 'has a belt back, and', 'a plurality of teeth, wherein one of a plurality of tooth bases is situated between each two adjacent teeth,, 'a toothed belt which'}wherein the toothed belt comprises a plurality of recesses, each of which is configured in an individual tooth base of said plurality of tooth bases, andwherein at least one pulley wheel of said first and second pulley wheels comprises guide projections for engaging in individual recesses of the plurality of recesses.2. The belt drive according to claim 1 ,wherein the belt back has a groove that extends in a circumferential direction, andwherein each of the plurality of recesses extend in a groove base of the groove.3. The belt drive t according towherein the drive sprocket features drive teeth on which guide projections are arranged, and/orwherein the output sprocket features output teeth on which the guide projections are arranged.4. The belt drive according to further comprising a third pulley wheel in a form of an inner roller claim 1 , wherein said third pulley has guide projections.5. The belt drive according to ...

RETROFITTING A VEHICLE TO TRANSFER MECHANICAL POWER OUT OF AN ENGINE COMPARTMENT

A vehicle is retrofitted with a secondary power generation system having a Mechanical Power Transfer System (MPTS) and an electrical generator. The MPTS transfers power from an engine crankshaft within an engine compartment to a generator shaft of the electrical generator disposed outside of the engine compartment. Retrofitting the vehicle with the MPTS allows the electrical generator to be attached to a portion of a chassis of the vehicle that is outside of the engine compartment. Attachment of the electrical generator outside the engine compartment avoids the tight space constraints and harsh operating conditions (high operating temperatures) within the engine compartment. Thus a larger, more powerful generator that requires less maintenance is realized. Additionally, the MPTS does not include any Power Take-Off mechanism, clutch system, or disengagement mechanism resulting in more efficient power transfer and in an overall increase in the amount of electrical energy generated than in conventional techniques. 140-. (canceled)41. A method comprising:(a) coupling a first coupling mechanism to a crankshaft, wherein the crankshaft is part of an internal combustion engine, and wherein the crankshaft and the internal combustion engine are disposed within an engine compartment;(b) coupling a second coupling mechanism to a generator shaft of an electrical generator, wherein the electrical generator is disposed outside of the engine compartment; and(c) coupling a first end of a shaft to the first coupling mechanism and a second end of the shaft to the second coupling mechanism such that a rotation of the crankshaft engages the generator shaft.42. The method of claim 41 , wherein the shaft extends a first distance along a first axis claim 41 , wherein the crankshaft extends a second distance along a second axis claim 41 , wherein the first axis is substantially parallel to the second axis claim 41 , and wherein the first distance is greater than the second distance.43. The ...

PULLEY ASSEMBLY HAVING IDLER, POWER ASSIST SYSTEM HAVING PULLEY ASSEMBLY, AND METHOD

A pulley assembly including a drive pulley, a driven pulley, a flexible belt configured to connect the drive pulley to the driven pulley, an idler including a bearing and an idler pulley, the idler pulley engaged with the belt, the idler rotating about a first longitudinal axis, and an axial trap within the pulley assembly configured to restrict longitudinal movement of the idler along the first longitudinal axis. 1. A pulley assembly comprising:a drive pulley;a driven pulley;a flexible belt configured to connect the drive pulley to the driven pulley;an idler including a bearing and an idler pulley, the idler pulley engaged with the belt, the idler rotating about a first longitudinal axis; and,an axial trap within the pulley assembly configured to restrict longitudinal movement of the idler along the first longitudinal axis.2. The pulley assembly of claim 1 , wherein the pulley assembly is disposed between a housing and a cover claim 1 , the axial trap configured to block contact of the idler pulley with the housing and the cover.3. The pulley assembly of claim 2 , wherein the axial trap includes at least two flanges extending from one or more of the drive pulley claim 2 , the driven pulley claim 2 , and the idler pulley.4. The pulley assembly of claim 3 , wherein the at least two flanges include a first flange disposed between the idler pulley and the housing and a second flange disposed between the idler pulley and the cover.5. The pulley assembly of claim 1 , wherein the bearing is a needle bearing.6. The pulley assembly of claim 1 , wherein the drive pulley is rotatable about a second longitudinal axis claim 1 , and further comprising a plate at least partially rotatable about the second longitudinal axis claim 1 , the idler including an idler shaft extending along the first longitudinal axis and fixedly arranged with respect to the plate claim 1 , rotation of the idler shaft and the plate about the second longitudinal axis configured to tension the belt.7. The ...

OSCILLATION WITH VIBRATORY POD DESIGN

A vibratory pod system for a vibratory compactor includes a central bulkhead defining a first mounting orifice and a plurality of second mounting orifices. The first mounting orifice is defined at a center of the central bulkhead and the second mounting orifices are defined at a location radially outward from the first mounting orifice. The vibratory pod system includes a transfer bearing hub supporting a transfer shaft for transferring rotary motion, and the transfer bearing hub is mounted within the first mounting orifice. The vibratory pod system includes a plurality of vibratory pods, each of the vibratory pods having a pod shell for rotatably supporting an eccentric mass. Each of the vibratory pods is partially inserted through one of the plurality of second mounting orifices and mounted to the central bulkhead. 1. A vibratory pod system for a vibratory compactor machine , the vibratory pod system comprising:a bulkhead defining a first mounting orifice and a plurality of second mounting orifices, the first mounting orifice being defined at a center of the bulkhead and the second mounting orifices being defined radially outward from the first mounting orifice;a transfer bearing hub supporting a transfer shaft for transferring rotary motion, the transfer bearing hub being mounted within the first mounting orifice; anda plurality of vibratory pods, each of the vibratory pods having a pod shell for rotatably supporting an eccentric mass, wherein each of the vibratory pods is partially inserted through one of the plurality of second mounting orifices and mounted to the bulkhead.2. The vibratory pod system of claim 1 , wherein each of the vibratory pods includes a pod shaft rotatably supporting the eccentric mass within the pod shell claim 1 , and the pod shaft includes a receiving end extending from the pod shell of the vibratory pod claim 1 , and wherein the pod shaft is rotatably coupled to the transfer shaft of the transfer bearing hub to transfer rotary motion ...

MULTI-SHAFT POWER SOURCE UNMANNED FLIGHT EQUIPMENT

The present invention discloses a multi-shaft power source unmanned flight equipment, and belongs to the technical field of unmanned aerial vehicles. The multi-shaft power source unmanned flight equipment comprises a frame (), a plurality of rotor sets () and a power device (). The plurality of rotor sets () are rotatably fixed on the frame (), and the power device () is correspondingly movably connected with each rotor set () respectively. Power is provided for flight of the unmanned flight equipment by the power device () with oil drive characteristics, mechanical kinetic energy is generated by burning a combustion material pre-injected in the power device (), and rotors () in each rotor set () correspondingly connected with the power device are driven to rotate, thereby replacing the traditional electric multi-rotor unmanned aerial vehicle structure adopting electric modes such as batteries, electronic speed controllers and the like to supply power and provide power for the rotation of the rotors (); and the unmanned flight equipment has the characteristics of long duration and strong loading capacity. 1. Multi-shaft power source unmanned flight equipment , comprising:{'b': '1', 'a frame ();'}{'b': 2', '2', '21', '2', '1', '21', '2', '1, 'a plurality of rotor sets (), wherein each rotor set () comprises a plurality of rotors (), and each rotor set () is rotatably fixed on the frame (), so that the rotors () in each rotor set () can rotate relative to the frame (); and'}{'b': 3', '1', '2', '3', '2, 'a power device (), fixed on the frame () and correspondingly movably connected with the rotor sets () respectively, so that mechanical transmission can be realized between the power device () and each rotor set ();'}{'b': 21', '2', '3', '3, 'wherein the rotors () in each rotor set () correspondingly connected with the power device () are driven to rotate via mechanical kinetic energy generated by burning a combustion material injected in the power device ().'}2. The ...

AUXILIARY DRIVETRAIN FOR A COLD PLANER

A cold planer is disclosed. The cold planer may have a frame, a drum rotatably mounted to the frame, and a gear box connected to the drum. The cold planer may also have a drive pulley connected to the gear box, a primary motor, and a drive belt connecting the primary motor to the drive pulley. The cold planer may further have a service pulley connected to the gear box, a service motor, and a service belt that connects the service motor to the service pulley. The cold planer may additionally have the gear box being configured to transfer motion from the drive pulley and the service pulley to the drum. 1. A cold planer , comprising:a frame;a drum rotatably mounted to the frame;a gear box connected to the drum;a drive pulley connected to the gear box;a primary motor;a drive belt connecting the primary motor to the drive pulley;a service pulley connected to the gear box, the service pulley having a different diameter than the drive pulley;a service motor;a service belt connecting the service motor to the service pulley; andthe gear box configured to transfer motion from the drive pulley and the service pulley to the drum.2. The cold planer of claim 1 , wherein the service motor is located radially outside of the drive belt.3. The cold planer of claim 1 , further including a cover configured to encase the drive pulley and the drive belt claim 1 , wherein the service motor is located outside of the cover.4. The cold planer of claim 1 , wherein the service motor is an electric motor.5. The cold planer of claim 1 , wherein the service motor is activated when a power source of the cold planer is turned off.6. The cold planer of claim 1 , wherein the service pulley is connected to the gear box through a passage in the drive pulley.7. The cold planer of claim 1 , further including a service switch configured to control activation of the service motor claim 1 , the service switch mounted in view of the drum.8. The cold planer of claim 7 , wherein the service switch is ...

DRIVING MODULE AND TRANSMISSION SYSTEM

A driving module and a transmission system are provided. The driving module includes a fixing portion, a motor and a holder. The fixing portion has a first opening. The motor has a first rotating wheel. The holder has a second opening. The first rotating wheel passes through the second opening and the first opening. 1. A driving module comprising:a fixing portion having a first opening;a motor having a first rotating wheel; anda holder having a second opening, the first rotating wheel passing through the second opening and the first opening.2. The driving module according to claim 1 , wherein the motor and the holder are fixing claim 1 , and a gap is between an end surface of the fixing portion and an end surface of the holder.3. The driving module according to claim 2 , wherein a value of the gap is greater than or equal to zero.4. The driving module according to claim 1 , wherein a distance is between a center of the first opening and a center of circle of the first rotating wheel.5. The driving module according to claim 4 , wherein a value of the distance is greater than or equal to zero.6. A transmission system comprising the driving module according to claim 4 , a second rotating wheel and a transmission belt claim 4 , the transmission belt disposing on the first rotating wheel and the second rotating wheel claim 4 , and the distance coming from the tension of the transmission belt.7. A transmission system comprising the driving module according to claim 1 , a second rotating wheel and a transmission belt claim 1 , the transmission belt disposing on the first rotating wheel and the second rotating wheel claim 1 , a gap present between an end surface of the fixing portion and an end surface of the holder according to the tension of the transmission belt.8. A driving module comprising:a holder;a motor having a first rotating wheel, the motor and the holder are fixing; anda fixing portion attaching to the holder and disposing opposite to the motor, a gap present ...

TENSIONING OF BELT DRIVES

A belt drive comprises a first pulley and at least one additional pulley and uses an elastic belt that is engagable over the pulleys. An auxiliary unit, connected to the first pulley, has a detent. A tensioning link comprises an open-ended slot for receiving in a slidable manner the detent. In an operating position of the belt drive the detent is locatable at a closed end of the open-ended slot and to obtain a belt changing position the detent is movable along the open-ended slot towards an open end of the open-ended slot. Movement of the detent along the open-ended slot requires simultaneous rotation of the auxiliary unit, 1. A belt drive comprising:a first pulley;at least one additional pulley;an elastic belt that is engagable over the first pulley and the at least one additional pulley; and the auxiliary unit comprising a detent;', 'the auxiliary unit being rotatable about a first pivot between an operating position and a belt changing position, wherein in the belt changing position the first pulley is closer to the at least one additional pulley than in the operating position such that a tension of the elastic belt is less in the belt changing position than in the operating position;', 'the belt drive further comprising a tensioning link being rotatable about a second pivot;', 'the tensioning link comprising an open-ended slot for receiving in a slidable manner the detent; the open-ended slot having an open end and a closed end and being configured such that the closed end is located closer to the second pivot than the open end;', 'in the operating position the detent is locatable at the closed end of the open-ended slot and to obtain the belt changing position the detent is movable along the open-ended slot towards, and preferably out of, the open end of the open-ended slot: wherein movement of the detent along the open-ended slot requires simultaneous rotation of the auxiliary unit about the first pivot., 'an auxiliary unit connected to the first pulley;'}2. ...

POSITION CHANGING DEVICE

The disclosure provides a position changing device capable of reducing the size of the entire device in a plane. A position changing device () includes four pulley mechanisms (). In the pulley mechanism (), a toothed belt () is wound around a driving pulley () and a driven pulley (), and is held between the driving pulley () and an idler roller () by the idler roller () and held between the driven pulley () and an idler roller () by the idler roller (), and when the driving pulley () is driven by a driving mechanism (), the position of a movable base plate () is changed. 1. A position changing device changing a planar position of an operation machine , the position changing device comprising:a base having a planar upper surface;a moving member provided on the upper surface of the base to be movable within a predetermined range of the upper surface, and the operation machine being arranged at an upper portion of the moving member; andfour moving mechanisms arranged on the base in a positional relationship of a quadrangular shape in a plan view to surround the moving member, and moving the moving member within the predetermined range,wherein each of the four moving mechanisms comprises:an elongated member having flexibility, and two ends of the elongated member being connected to the moving member;a plurality of first rotating members arranged outside the predetermined range of the moving member on the base and wound with the elongated member, and the plurality of first rotating members being rotatable around an axis line extending in a vertical direction;a second rotating member provided to be rotatable around the axis line extending in the vertical direction, and holding the elongated member between the second rotating member and each of the plurality of first rotating members; anda driving mechanism moving the moving member within the predetermined range via the elongated member by rotationally driving at least one of the plurality of first rotating members around ...

DRIVING MODULE, MOTION ASSISTANCE APPARATUS INCLUDING THE DRIVING MODULE, AND METHOD OF CONTROLLING THE MOTION ASSISTANCE APPARATUS

Driving modules, motion assistance apparatuses including at least one of the driving modules, and methods of controlling at least one of the motion assistance apparatus may be provided. For example, a driving module including a driving source on one side of a user and configured to transmit power, an input side rotary body connected to the driving source and configured to rotate, and a first decelerator and a second decelerator configured to operate using the power received from the driving source through the input side rotary body, wherein a gear ratio from the input side rotary body to an output terminal of the first decelerator differs from a gear ratio from the input side rotary body to an output terminal of the second decelerator, may be provided. 1. A driving module comprising:a driving source configured to transmit power;an input side rotary body connected to the driving source and configured to rotate; anda first decelerator and a second decelerator configured to operate using the power received from the driving source through the input side rotary body,wherein a gear ratio from the input side rotary body to an output terminal of the first decelerator differs from a gear ratio from the input side rotary body to an output terminal of the second decelerator.2. The driving module of claim 1 , wherein at least one of the first decelerator and the second decelerator comprises:a planet gear connected to an outer circumferential surface of the input side rotary body and configured to at least one of rotate with respect to an axis of rotation thereof and revolve around the input side rotary body using the power received through the input side rotary body;a carrier connected to the axis of rotation of the planet gear and configured to rotate when the planet gear revolves around the input side rotary body;a ring gear including an inner circumferential surface, the inner circumferential surface configured to be connected to the planet gear; anda pulley configured to ...

VEHICLE STEERING SYSTEM TRANSMISSION

A vehicle steering system transmission comprising a driver connected to a driver shaft, the driver shaft connected to an output shaft by a flexible link, a first sensor sensing the driver shaft, a control unit receiving a signal from the first sensor, and the control unit transmitting a signal to the driver to control an output shaft movement. 1. A vehicle steering system transmission comprising:a driver connected to a driver shaft;the driver shaft connected to an output shaft by a flexible link;a first sensor sensing the driver shaft;a control unit receiving a signal from the first sensor; andthe control unit transmitting a signal to the driver to control an output shaft movement.2. The vehicle steering system transmission as in claim 1 , wherein the flexible link comprises a belt.3. The vehicle steering system transmission as in wherein the flexible link comprises a chain.4. The vehicle steering system transmission as in claim 1 , wherein the first sensor senses an angular position and transmits a signal to the control unit.5. The vehicle steering system transmission as in claim 1 , wherein the control unit is in communication with a vehicle control system.6. The vehicle steering system transmission as in further comprising a second shaft claim 1 , the second shaft connected to the driver shaft by the first flexible link and connected to the output shaft by a second flexible link.7. The vehicle steering system transmission as in further comprising a second sensor sensing the second shaft.8. The vehicle steering system transmission as in claim 7 , wherein the second sensor senses an angular position and transmits a signal to the control unit.9. The vehicle steering system transmission as in claim 6 , wherein the output shaft comprises a vehicle steering shaft.10. The vehicle steering system transmission as in further comprising a third sensor sensing the vehicle steering shaft.11. The vehicle steering system transmission as in claim 10 , wherein the third sensor ...

AUTOMATIC BELT TENSIONING DEVICE AND CHIPPER UTILIZING SAME

Belt tensioning systems are provided for use with a belt transferring rotational force from a drive pulley to a driven pulley. One belt tensioning system includes a lever arm, an idler rotatably supported by the lever arm, a connecting link, a generally linear guide slot, and a weight coupled to the guide slot for generally linear movement along the guide slot. The lever arm has fixed and linking ends, and the fixed end is pivotably mounted on one side of the belt. The connecting link is pivotably coupled to the lever arm linking end and pivotably coupled to the weight. The belt is positioned between the fixed and linking ends, between the idler and the linking end, and between the idler and the guide slot. Downward movement of the weight causes the idler to increase tension in the belt. Chippers utilizing belt tensioning systems are also provided. 1. A belt tensioning system for use with a belt transferring rotational force from a drive pulley to a driven pulley , the belt tensioning system comprising:a lever arm having a fixed end and a linking end, the fixed end being pivotably mounted on one side of the belt, the belt being positioned between the fixed end and the linking end,an idler rotatably supported by the lever arm, the belt being positioned between the idler and the lever arm linking end;a generally linear guide slot, the belt being positioned between the idler and the guide slot;a weight coupled to the guide slot for generally linear movement along the guide slot; anda connecting link pivotably coupled to the lever arm linking end, the connecting link being pivotably coupled to the weight;wherein the weight is configured relative to the belt and the idler in such a manner that downward movement of the weight causes the idler to increase tension in the belt.2. The belt tensioning system of claim 1 , wherein the guide slot extends generally vertically.3. The belt tensioning system of claim 1 , wherein at least one linkage between the weight and the idler ...

PULLEY SYSTEM FOR VEHICLE POWER STEERING SYSTEM

A pulley assembly for a steering assembly includes a motor disposed within a motor housing and having a motor shaft extending therefrom. The pulley assembly also includes a motor face plate having a motor pilot component extending therefrom in the same direction as the motor shaft extends away from the motor, the motor shaft extending through a hole in the motor face plate. The pulley assembly further includes an idler pulley post protruding from the motor housing and through the motor face plate in the substantially same axial direction of the motor shaft, the idler pulley post being radially offset from the motor shaft. The pulley assembly yet further includes a housing flange having a pilot bore to accommodate at least a portion of the motor pilot and the idler pulley post. 1. A pulley assembly for a steering assembly comprising:a motor disposed within a motor housing and having a motor shaft extending therefrom;a motor face plate having a motor pilot component extending therefrom in the same direction as the motor shaft extends away from the motor, the motor shaft extending through a hole in the motor face plate;an idler pulley post protruding from the motor housing and through the motor face plate in the substantially same axial direction of the motor shaft, the idler pulley post being radially offset from the motor shaft; anda housing flange having a pilot bore to accommodate at least a portion of the motor pilot and the idler pulley post.2. The pulley assembly of claim 1 , wherein the idler pulley post is integrally formed with the motor housing.3. The pulley assembly of claim 1 , wherein the idler pulley post has an idler pulley disposed on an end thereof.4. The pulley assembly of claim 1 , wherein the motor shaft has a drive pulley disposed on an end thereof.5. The pulley assembly of claim 4 , wherein rotation of the motor and the idler post tensions a pulley belt to a predetermined tension.6. The pulley assembly of claim 4 , wherein the pulley assembly is ...

DRIVING DEVICE FOR DRIVING ENDLESS METAL BELT AND IMAGE FORMING APPARATUS

A driving device includes an endless metal belt having a strip shape, rotational members, and a polisher. The rotational members bear the metal belt to allow the metal belt to run circularly. The polisher is disposed so as to come in contact with the widthwise opposite end edges of the metal belt to thereby polish the opposite end edges of the metal belt in running 1. A driving device , comprising:an endless metal belt having a strip shape;a plurality of rotational members for bearing the metal belt to allow the metal belt to run circularly; anda polisher disposed so as to come in contact with widthwise opposite end edges of the metal belt for polishing the opposite end edges of the metal belt in running2. A driving device according to claim 1 , whereinat least one of the plurality of rotational members has a pair of opposite surfaces, and a circumferential surface for bearing the metal belt thereon, andthe circumferential surface has, in cross sectional view perpendicular to a circumferential direction of the metal belt, a convex shape projecting radially outward.3. A driving device according to claim 2 , wherein a widthwise central region coming in contact with the metal belt, and', 'a widthwise peripheral region coming in non-contact with the metal belt., 'the circumferential surface has'}4. A driving device according to claim 1 , whereinat least one of the plurality of rotational members has a pair of opposite surfaces, and a circumferential surface for bearing the metal belt thereon, and a widthwise central region coming in contact with the metal belt, and', 'a widthwise peripheral region having a beveled area having been processed by chamfering, the beveled area coming in non-contact with the metal belt., 'the circumferential surface has'}5. A driving device according to claim 1 , whereinthe polisher is disposed on the opposite end edges of a curved portion of the metal belt wound around the rotational members, the curved portion coming in contact with the ...

Keyless Coupling Arrangement for a Generator and Associated Methods

Described is a generator for an engine-driven power system. The generator having a generator shaft, a sleeve coupler, a first pulley, and a second pulley. The generator shaft, which is shaped at an end to define a first tapered surface, rotates a rotor relative to a stator. The sleeve coupler is shaped to define a bore with a second tapered surface. The bore receives the end of the generator shaft. The first pulley has a center hole to receive the sleeve coupler. The second pulley shares an axis of rotation with the first pulley and transfers a rotational force to the generator shaft and to the sleeve coupler. 1. A generator for an engine-driven power system , the generator comprising:a generator shaft configured to rotate a rotor relative to a stator, wherein the generator shaft is shaped at an end to define a first tapered surface;a sleeve coupler shaped to define a bore with a second tapered surface, wherein the bore is configured to receive the end of the generator shaft;a first pulley having a center hole that is configured to receive the sleeve coupler; anda second pulley configured to transfer a rotational force to the generator shaft and to the sleeve coupler, wherein the first pulley and the second pulley share an axis of rotation.2. The generator of claim 1 , wherein the first pulley comprises a clutch mechanism.3. The generator of claim 1 , wherein the first tapered surface and the second tapered surface are complimentary to one another.4. The generator of claim 1 , wherein the sleeve coupler comprises an exterior surface with a third tapered surface.5. The generator of claim 4 , wherein the center hole comprises a fourth tapered surface that is complimentary to the third tapered surface.6. The generator of claim 1 , further comprising a bolt that secures the first pulley claim 1 , the second pulley claim 1 , and the sleeve coupler to the generator shaft.7. The generator of claim 6 , wherein the bolt passes through the first pulley claim 6 , the second ...

BELT TRANSMISSION

A belt transmission comprising a housing, a first belt trained between a first shaft and a first intermediate shaft, a second belt trained between the first intermediate shaft and a second intermediate shaft, a third belt trained between the second intermediate shaft and a second shaft, a first tensioner and second tensioner each engaged with the housing and each engaged about the first intermediate shaft whereby each tensioner exerts a force upon the first intermediate shaft which thereby imparts a tension to the first belt and to the second belt, and a third tensioner and fourth tensioner each engaged with the housing and each engaged about the second intermediate shaft whereby each tensioner exerts a force upon the second intermediate shaft which thereby imparts a tension to the second belt and to the third belt. 1. A belt transmission comprising:a first belt trained between a first shaft and a first intermediate shaft;a second belt trained between the first intermediate shaft and a second intermediate shaft;a third belt trained between the second intermediate shaft and a second shaft;a first tensioner and second tensioner engaged about the first intermediate shaft, the first tensioner and second tensioner each comprising a first arm and second arm and a first spring engaged therebetween, the first arm and second arm each bearing upon a housing surface, the first arm and second arm rotatable by operation of the first spring to thereby exert a force upon the first intermediate shaft to impart a tension to the first belt and second belt; anda third tensioner and fourth tensioner engaged about the second intermediate shaft, the third tensioner and fourth tensioner each comprising a first arm and second arm and a second spring engaged therebetween, the first arm and second arm each bearing upon a housing surface, the first arm and second arm rotatable by operation of the second spring to thereby exert a force upon the second intermediate shaft to impart a tension to ...

ECCENTRIC IDLER

An eccentric idler is disclosed. One application of the eccentric idler is on a stationary exercise cycle. The cycle may include an eccentric driver or driven shaft rotating a belt or chain. The idler is coupled to the cycle and is configured to rotate eccentrically in contact with the belt or chain. The stationary exercise cycle of various embodiments is configured to generate reciprocating motion, thereby providing users with a vibratory exercise experience. 1. A cycle comprising:a frame;an axle disposed in the frame and configured to eccentrically rotate relative to the frame;a driving wheel coupled to the axle;a flywheel coupled to the frame so as to rotate about an axis, the axis being spaced from the axle along a line;a belt contacting the driving wheel and the flywheel, a first portion of the belt being disposed in a region above the line and having a length, and a second portion of the belt being disposed in a region below the line and having a length; andan idler coupled to the frame and configured to rotate eccentrically, at least a portion of the idler contacting the belt so that the length of the belt in the first region and the length of the belt in the second region stay generally constant at least when the belt drives the flywheel.2. The cycle of claim 1 , wherein the driving wheel rotates eccentrically.3. The cycle of claim 1 , wherein the eccentric rotation of the axle imparts a vibration felt by a user of the cycle.4. The cycle of claim 1 , wherein the eccentric rotation of the axle is selectable by the user.5. The cycle of claim 1 , wherein the frame comprises a bottom bracket having a central axis claim 1 , and wherein the axle rotates about an axis that is offset from the central axis.6. The cycle of claim 1 , wherein a position of a rotational axis of the axle relative to the frame changes as the axle rotates.7. The cycle of further comprising an eccentric sleeve disposed between the bottom bracket and the axle.8. The cycle of further ...

Dual Drive Adapter for Kitchen Appliance

An adapter for a blender is provided. The blender includes a base having a housing enclosing a motor. The adapter includes a first drive shaft having a clutch hub configured to be drivingly coupled to a first set of blending blades and a first pulley, a second drive shaft having a spline configured to be drivingly coupled to a second set of blending blades and a second pulley configured to be operatively coupled to the motor, and a belt which engages the first and second pulleys. The clutch hub and the spline are positioned outside of the housing. Operation of the motor causes rotation of the second pulley, the second drive shaft and the second set of blending blades. The rotation of the second pulley causes movement of the belt which, in turn, causes rotation of the first pulley, the first drive shaft and the first set of blending blades. 1. An adapter for a blender comprising a base having a housing which encloses a motor , the housing having a top wall and an opposing bottom wall , the adapter comprising:a first drive shaft having a first clutch hub configured to be drivingly coupled to a first set of blending blades and a first pulley, the first clutch hub being positioned outside of the housing of the base of the blender;a second drive shaft having a first spline configured to be drivingly coupled to a second set of blending blades and a second pulley configured to be operatively coupled to the motor, the first spline being positioned outside of the housing of the base of the blender; and wherein the adapter is configured to be positioned proximate the top wall of the housing of the base of the blender,', 'wherein operation of the motor causes rotation of the second pulley, the second drive shaft and the second set of blending blades,', 'wherein the rotation of the second pulley causes movement of the belt, and', 'wherein the rotation of the belt causes rotation of the first pulley, the first drive shaft and the first set of blending blades., 'a belt which ...

ELASTOMERIC PROPYLENE-ALPHA-OLEFIN-DIENE TERPOLYMER COMPOSITIONS

A propylene-α-olefin-diene (PEDM) terpolymer may comprise 75 to 95 wt % propylene, 5 to 20 wt % α-olefin, and 0.5 to 5 wt % diene, said wt % based on the weight of the PEDM terpolymer. The propylene-α-olefin-diene terpolymer may be blended with an ethylene-based copolymer and optionally a variety of additives to form an elastomeric composition. An exemplary elastomeric composition includes 5 to 40 parts by weight per hundred parts by weight rubber (phr) of the PEDM terpolymer, 60 to 95 phr of the ethylene-based copolymer, and optionally additives like carbon black, zinc dimethacrylate, paraffinic oil, zinc oxide, and/or zinc stearate. 1. An elastomeric composition comprising:from 5 to 40 parts by weight per hundred parts by weight rubber (phr) of a propylene-α-olefin-diene (PEDM) terpolymer comprising 75 to 95 wt % propylene, 5 to 20 wt % α-olefin, and 0.5 to 5 wt % diene, said wt % based on the weight of the PEDM terpolymer; and{'sub': 3', '12, 'from 60 to 95 phr of an ethylene-based copolymer comprising ethylene, one or more Cto Cα-olefins, and, optionally, one or more dienes; wherein an ethylene content of the ethylene-based copolymer (in wt % on the basis of total weight of the ethylene-based copolymer) is different from an ethylene content of the PEDM terpolymer (in wt % on the basis of total weight of the PEDM terpolymer).'}2. The composition of claim 1 , wherein the PEDM comprises two or more propylene-based copolymers.3. The composition of claim 1 , wherein the ethylene-based copolymer comprises two or more ethylene-based copolymers.4. The composition of claim 1 , wherein the PEDM comprises two or more propylene-based copolymers and the ethylene-based copolymer comprises two or more ethylene-based copolymers.5. The composition of claim 1 , wherein the PEDM is formed by polymerizing the propylene claim 1 , the ethylene claim 1 , and the diene in the presence of a catalyst compound represented by formula (I):{'br': None, 'sub': y', 'm', 'n', 'q, 'TCp′MGX\u2003 ...

A VIBRATORY SYSTEM COMPRISING SHAFT LINES, AND A CORRESPONDING MACHINE AND METHOD

A vibratory system for a screening and/or feeder machine, the vibratory system including shaft lines, each shaft line having an unbalance module, the vibratory system also having a drive device configured to drive the shaft lines in rotation in synchronous manner and in the same direction. The vibratory system also includes an angle modifier device configured to modify the angular position of the unbalance module of one shaft line relative to the angular position of the unbalance module of the other shaft line or of one of the other shaft lines. 1. A vibratory system for a screening and/or feeder machine , the vibratory system comprising shaft lines , each shaft line having an unbalance module , said vibratory system also having a drive device configured to drive the shaft lines in rotation in synchronous manner and in the same direction , said vibratory system being characterized in that it also comprises an angle modifier device configured to modify the angular position of the unbalance module of one shaft line relative to the angular position of the unbalance module of the other shaft line or of one of the other shaft lines.2. The vibratory system according to claim 1 , wherein the drive device comprises:a main motor configured to drive one of the shaft lines in rotation; anda synchronous transmission mechanism configured to transmit rotation from the shaft line driven by the main motor to the other shaft line(s) so that said shaft lines rotate in synchronous manner and in the same direction.3. The vibratory system according to claim 1 , wherein the vibratory system also comprises a control unit configured to control the drive device and the angle modifier device claim 1 , the angle modifier device enabling the unbalance modules to take up an angular position relative to one or each of the others claim 1 , referred to as a “first” angular configuration claim 1 , in which the set of unbalance modules presents a static moment of a first value claim 1 , and another ...

Transmission Assembly And Office Machine Using The Same

The present disclosure provides a transmission assembly and an office machine comprising the same. The transmission assembly includes a body, a first roller, a second roller, a flexible element, a third roller and a transmission element. The first roller is pivoted at a first position of the body, the second roller is pivoted at a second position of the body, one end of the flexible element connects to the body, the third roller is pivoted besides the first roller in parallel and rotates with the first roller simultaneously, and a transmission element is used to surround axes of the first roller and the second roller; wherein, the rotating directions of the first roller, the second roller, the third roller and the transmission element are the same. The present disclosure provides another office machine using the same. 1. A transmission assembly , transferring a data carrier along a transferring path , the transmission assembly comprising:a body;a first roller, pivoted in a first position of the body;a second roller, pivoted in a second position of the body;a flexible element, one end of the flexible element is suitable for connecting to the body; anda transmission element, connected to the first roller and the second roller along the transferring path;wherein, the transmission element drives the data carrier to transfer along the transferring path, and the rotating directions of the first roller, the second roller, and the transmission element are the same.2. The transmission assembly of claim 1 , further comprising a third roller claim 1 , disposed in the transferring path claim 1 , and the rotating directions of the first roller claim 1 , the second roller claim 1 , the third roller claim 1 , and the transmission element are the same.3. The transmission assembly of claim 1 , wherein the body is a supporting structure claim 1 , which further comprising a connecting portion disposed under the second roller claim 1 , the flexible element is located under the body and ...

POWER TRANSMISSION BELT AND BELT TRANSMISSION SYSTEM INCLUDING THE POWER TRANSMISSION BELT

A power transmission belt has a cord embedded in a belt body made of rubber. The cord is configured as a plied yarn with a total fiber fineness of 4000 to 5000 dtex. The plied yarn consists of four primarily-twisted yarns, each being obtained by subjecting a bundle of para-aramid fibers with a fiber fineness of 1000 to 1250 dtex to a primary twist in one direction at a twist coefficient of 1200 to 1350, and these four primarily-twisted yarns are then secondarily twisted in the opposite direction to the primary twist at a twist coefficient of 900 to 1100, thereby obtaining the plied yarn. 1. A power transmission belt with a cord embedded in a belt body made of rubber , whereinthe cord is configured as a plied yarn with a total fiber fineness of 4000 to 5000 dtex, the plied yarn consisting of four primarily-twisted yarns, each being obtained by subjecting a bundle of para-aramid fibers with a fiber fineness of 1000 to 1250 dtex to a primary twist in one direction at a twist coefficient of 1200 to 1350, and the four primarily-twisted yarns are subjected to a secondary twist in an opposite direction to the primary twist at a twist coefficient of 900 to 1100 to make the plied yarn.2. The power transmission belt of claim 1 , whereina ratio of the twist coefficient of the secondary twist to that of the primary twist (twist coefficient of the secondary twist/the twist coefficient of the primary twist) of the plied yarn which constitutes the cord is 0.5 to 1.3. The power transmission belt of claim 1 , whereineach of the four primarily-twisted yarns of the plied yarn that constitutes the cord is primarily twisted 35 to 46 times/10 cm.4. The power transmission belt of claim 1 , whereinthe plied yarn that constitutes the cord is secondarily twisted 13 to 19 times/10 cm.5. The power transmission belt of claim 1 , whereinthe cord has an outside diameter of 0.73 to 0.83 mm.6. The power transmission belt of claim 1 , whereinthe plied yarn that constitutes the cord has a strength of ...

Helically Toothed Belt Power Transmitting Device

This helically toothed belt power transmitting device () has: a toothed belt () having a plurality of teeth () tilted relative to the width direction of the belt; a drive pulley; and a driven pulley. The width of the helically toothed belt () is 1 mm to 20 mm, inclusive. The core () of the toothed belt () is a twisted cord containing high-strength glass fibers or carbon fibers and has a diameter of 0.2 mm to 0.9 mm, inclusive. The compressibility of the teeth () of the toothed belt () compressed by the grooves of the drive pulley and the driven pulley is 0% to 5%, inclusive. 1. A helical toothed belt power-transmission device comprising: a back portion in which a tension member is embedded, and', 'a plurality of tooth portions which are provided on one surface of the back portion at prescribed intervals along a belt longitudinal direction and each of which is inclined with respect to a belt width direction, surfaces of the tooth portions being formed of a tooth fabric;, 'a helical toothed belt comprisinga drive pulley comprising drive pulley grooves meshing with the tooth portions and being configured to be rotatably driven by a drive source; anda driven pulley comprising driven pulley grooves meshing with the tooth portions,wherein the helical toothed belt has a belt width of 1 mm or more and 20 mm or less,wherein the tension member is a twisted cord comprising a high-strength glass fiber or a carbon fiber and having a diameter of 0.2 mm or more and 0.9 mm or less, and {'br': None, 'Compression ratio=(tooth height−pulley groove depth)/tooth height×100.'}, 'wherein a compression ratio of the tooth portions due to the drive pulley grooves and the driven pulley grooves, defined by the following formula, is 0% or more and 5% or less2. The helical toothed belt power-transmission device according to claim 1 , satisfying:{'br': None, 'i': W', 'Pt>, '1−·tan θ/0'}when a tooth pitch of the helical toothed belt is Pt, a belt width is W, and a tooth trace angle with respect to ...

Massage Mechanism and Its Massager

A massage mechanism and its massager. The massage mechanism includes a base, motor, drive assembly, first drive shaft, first bearing, first massage drive assembly, first massage head assembly, inter-shaft drive assembly, second transmission shaft, second bearing, second massage drive assembly and second massage head. There is also provided a massager including the foregoing massage mechanism. The mechanism could optimize those unstable and noisy features for an ideal massage experience, and solve the problem that multiple massage actions cannot be driven by a single motor. 110-. (canceled)11. A massage mechanism , comprising:a base, motor, drive assembly, first drive shaft, first bearing, first massage drive assembly, first massage head assembly, inter-shaft drive assembly, second transmission shaft, second bearing, second massage drive assembly and second massage head;wherein the motor is assembled on the base;the first bearing is nested to the two ends of the first driving shaft and fixed at the base;the second bearing is nested to the two ends of the second driving shaft and fixed at the base;the motor is connected with the first drive shaft by the drive assembly;when the first drive shaft and the second drive shaft are connected through the shaft drive assembly;the first drive shaft and the second drive shaft shall be driven synchronously when the motor is started;the two groups of the first massage drive assembly, equipped with the first massage head assembly, are set in symmetry at two ends of the first drive shaft respectively;when the motor is operated, the first drive shaft shall drive the two first massage head assemblies to twist repeatedly towards left and right symmetrically, kneading and releasing the massage part alternately with medial extrusion and lateral relaxation;the two groups of the second massage drive assembly, fixed with the second massage head, are symmetrically set at two ends of the second drive assembly respectively; andwhen the user ...

Injection molding machine

An injection molding machine includes a belt transmission mechanism (mold opening/closing mechanism, ejector mechanism, screw drive mechanism, injection mechanism) configured to transmit drive force from a driving shaft (driving pulley) to a driven shaft (driven pulley) by means of a belt. The injection molding machine includes: a cover covering part or entirety of the belt; and a sensor attached to the cover and configured to detect an abnormality of the belt.

TRANSFER CASE HAVING A TRACTION ELEMENT OFFSET MECHANISM

A transfer case for a motor vehicle, comprising a housing, an input shaft, a first output shaft, which is arranged substantially coaxially with the input shaft and is operatively drive-connected to the input shaft, a second output shaft, which is arranged offset in relation to the input shaft and which is or can be operatively drive-connected to the input shaft via an offset mechanism, in the form of a flexible traction drive, and via a clutch unit, an actuator unit which serves for actuating the clutch unit, the actuator unit comprising a ramp mechanism having a first ramp disk fixed to the housing and a second, axially displaceable ramp disk, and a carrier shaft which is embodied as a hollow shaft and which at least partially encloses the input shaft, the carrier shaft being rotatably supported on the first ramp disk via a radial bearing. 1. A transfer case for a motor vehicle , comprising:a housing,an input shaft,a first output shaft, which is arranged substantially coaxially with the input shaft and is operatively drive-connected to the input shaft,a second output shaft, which is arranged offset in relation to the input shaft and which is or can be operatively drive-connected to the input shaft via an offset mechanism, in the form of a flexible traction drive, and via a clutch unit,an actuator unit which serves for actuating the clutch unit, wherein the actuator unit comprises a ramp mechanism having a first ramp disk fixed to the housing and a second, axially displaceable ramp disk,a carrier shaft which is embodied as a hollow shaft and which at least partially encloses the input shaft, wherein the carrier shaft is rotatably supported on the fist ramp disk via a radial bearing.2. The transfer case according to claim 1 , wherein the offset mechanism comprises a first traction element pulley claim 1 , a second traction element pulley and a traction element claim 1 , the first traction element pulley being arranged rotationally fixed on the carrier shaft claim 1 , ...

DRIVING FORCE TRANSMISSION MECHANISM

A driving force transmission mechanism includes a first member being arranged inside an insertion section of an insertion apparatus extending along a predetermined axis, a second member being arranged to be positioned on a movement locus in a circumferential direction of the first member. The mechanism includes a cover member as an outer coat of the insertion section. The cover member is arranged between the first member and the second member to come in contact with at least the second member. The mechanism also includes an indicator being provided on the cover member. The indicator indicates in the cover member a change in state of a surface in contact with the second member. 1. A driving force transmission mechanism comprising:a first member which is arranged inside an insertion section of an insertion apparatus extending along a predetermined axis, is connected to a driving source and is moved in a circumferential direction about a predetermined axis by a driving force from the driving source;a second member which is movable in a circumferential direction about the predetermined axis on an insertion assisting tool attached to an outer periphery of the insertion section, and is arranged to be positioned on a movement locus in the circumferential direction of the first member;a cover member with flexibility which configures an outer coat of the insertion section, and is arranged between the first member and the second member to come in contact with at least the second member; andan indicator which is provided on the cover member and indicates in the cover member a change in state of a surface in contact with the second member.2. The driving force transmission mechanism according to claim 1 , wherein the first member and the second member are respectively arranged to be revolvable in the predetermined axial direction.3. The driving force transmission mechanism according to claim 2 , wherein the first member and the second member are arranged to be rotatable in each ...

HIGH DAMPING LOW FORCE HYDRAULIC STRUT TENSIONER

A tensioner device, includes a housing defining a cylindrical bore. A plunger is disposed in the bore and has a non-cylindrical outer surface. A spring is engaged with the plunger for biasing the plunger in an outward direction and an oil passage is in communication with the cylindrical bore for delivering pressurized oil to the bore. The non-cylindrical outer surface provides hydraulic clearance areas between the plunger and the bore to provide improved damping without high damping force. 1. A tensioner device , comprising:a housing defining a cylindrical bore;a plunger disposed in said bore, said plunger having a non-cylindrical outer surface;a spring engaged with the plunger for biasing the plunger in an outward direction; andan oil passage in communication with the cylindrical bore for delivering pressurized oil to the bore.2. The tensioner device according to claim 1 , further comprising a pivoting shoe that is engaged with the plunger.3. The tensioner device according to claim 2 , wherein the pivoting shoe is adapted to engage a belt or chain for applying a tension force there against.4. The tensioner device according to claim 1 , wherein the non-cylindrical outer surface of the plunger includes a plurality of low clearance regions that are concentric to and in sliding engagement with the cylindrical bore.5. The tensioner device according to claim 4 , wherein the non-cylindrical outer surface of the plunger includes a plurality of clearance regions disposed between the contact regions.6. The tensioner device according to claim 1 , wherein the non-cylindrical outer surface of the plunger is a cycloid.7. A chain drive system claim 1 , comprising:a first sprocket;a second sprocket;a chain drivingly engaged with the first and second sprockets; anda tensioner device having a housing defining a cylindrical bore, a plunger disposed in said bore, said plunger having a non-cylindrical outer surface, a spring engaged with the plunger for biasing the plunger in an ...

Hydraulic chain tensioner with oil reservoir for inverted installations

A tensioner device, includes a housing defining a cavity with a plunger disposed in the cavity. A spring is engaged with the plunger for biasing the plunger in an outward direction. An oil passage is in communication with the cavity for delivering pressurized oil to the cavity and an oil reservoir is disposed in the housing and in communication with the cavity. The oil reservoir includes a vent opening at a vertical level at least as high as the oil passage into the cavity so that oil is maintained with the cavity when the tensioner is installed in an inverted orientation.

Anti-blocking device for a field channel

The invention discloses an anti-blocking device for a field channel, a fixed plate which is symmetrical back and forth, and comprises a front and back symmetry fixing plate, the lower end of the fixing plate can be fixed to the two sides of the canal channel of the canal, a transmission box is fixedly connected between the fixed plates on the two sides, a transmission device is arranged in the transmission box, and a cleaning device is arranged on the lower side of the transmission case, the device is simple in structure, a plurality of devices can be arranged on the canal channel, the cleaning efficiency is improved, the device can automatically clean the channel in the canal channel, avoid blockage of the channel after a long time, can collect sundries, and does not need manual cleaning, and the collected sundries are taken out by only human timing. 1. A field channel anti-blocking device , which comprises a front and rear symmetrical fixing plate;the lower end of the fixing plate can be fixed on two sides of the water channel, and a transmission box is fixedly connected between the fixing plates on the two sides, and the transmission box is provided with a transmission device, and a cleaning device is arranged on the lower side of the transmission box,and the cleaning device can be lowered into the water channel and clean the debris in the water channel, and the lower end of the transmission device is screwed to the cleaning device The driving device can be driven to raise and lower the cleaning device;the fixing plate is provided with a receiving device, and the cleaning device can collect the sundries in the channel, and the garbage can be collected by the receiving device, people only need to regularly clean out the debris in the storage device, the operation is simple, the cleaning efficiency is fast, and the labor time is saved.2. A field channel anti-clogging device according to claim 1 , wherein said transmission means comprises a transmission chamber ...

Bushing and hub to prevent back-rotation

An arrangement including a bushing having a bushing hub, a bushing flange, a housing containing a uni-directional bearing, an axle extending outward from the uni-directional bearing, and a stationary torque arm attached to the axle of the bushing. The bushing hub is inserted into a recessed hub section of a sprocket, and securely connected to the sprocket. The arrangement may also include a driven device attached to the bushing hub, and an endless drive belt and motor.

TELESCOPIC DRIVE, STACKER CRANE COMPRISING SAME AND OPERATING METHOD AND USE THEREFOR

A telescopic drive contains a base having a securely attached toothed rack running in a first horizontal direction. At least one first carriage is arranged on the base, which is supported on the base such that it moves in the first horizontal direction by a linear guide, and which has a toothed belt drive formed by at least one electric motor and a revolving toothed belt. The toothed belt is driven by the electric motor, is tensioned in the first horizontal direction and is positioned on the toothed rack of the base. By integrating the telescopic drive into an electric-motor-driven cabin inside a three-dimensional shelving matrix of an equipment stand, both a compact construction and movements of a stored item are permitted, with the movements reaching up to or preferably also beyond the extension of an individual storage shelf. 115-. (canceled)16. A telescopic drive , comprising:a base;a base toothed rack attached to said base and extending in a first horizontal direction of said base;a linear guide; andat least one first carriage disposed on said base, said first carriage supported on said base so as to be movable in the first horizontal direction by means of said linear guide, said first carriage having a toothed-belt drive made up of at least an electric motor and a circulating and at least externally toothed first toothed belt being driven by means of said electric motor, said first toothed belt being tensioned in the first horizontal direction and is positioned on said base toothed rack of said base.17. The telescopic drive according to claim 16 , further comprising:a table supported by said first carriage so as to be movable in the first horizontal direction by means of said linear guide; anda table toothed rack, extending in the first horizontal direction, and attached to said table, said table toothed rack positioned on said first toothed belt of said toothed-belt drive.18. The telescopic drive according to claim 17 ,further comprising at least one second ...

Vehicle Transmission

A transmission for a motor vehicle includes an electric motor and a flexible traction drive mechanism which includes a first traction mechanism wheel, such as, a gear or pulley, which is rotationally fixed to a rotor shaft of the electric motor, a second traction mechanism wheel which can be rotationally fixed to a transmission component and which is drivingly connected to the first traction mechanism wheel by a traction mechanism, such as, a belt or chain, and a bearing journal for supporting the first traction mechanism wheel. An oil line extends through the bearing journal, and oil can be fed to the electric motor via the oil line. 1217. A transmission () for a motor vehicle () , comprising:{'b': '8', 'an electric motor (); and'}{'b': 1', '3', '4', '3', '16', '8', '4', '7', '4', '3', '5, 'a flexible traction drive mechanism () including a first traction mechanism wheel () and a second traction mechanism wheel (), the first traction mechanism wheel () rotationally fixed to a rotor shaft () of the electric motor (), the second traction mechanism wheel () rotationally fixable to a transmission component (), the second traction mechanism wheel () drivingly connected to the first traction mechanism wheel () by a traction mechanism ();'}{'b': 6', '3', '15', '6', '15', '8, 'a bearing journal () for supporting the first traction mechanism wheel (), an oil line () extending through the bearing journal () such that oil is flowable through oil line () to the electric motor (); and'}{'b': 25', '25, 'claim-text': [{'b': 6', '6', '9', '25, 'removably connected to the bearing journal () such that the bearing journal () is connected to a transmission housing () in a form-fit and/or friction-locking manner with the connecting mechanism (),'}, {'b': 6', '16', '6', '16, 'arranged coaxially to the bearing journal (), the rotor shaft (), or both the bearing journal () and the rotor shaft (), and'}, {'b': '6', 'partially enclosed by the bearing journal ().'}], 'a connecting mechanism ...

Integrated Vertical Portable Inkjet Printer

An integrated vertical inkjet printer for printing on a vertical substrate, comprising: a controller; a main trolley carrying a main trolley body; and a printing assembly, comprising: a plurality of inkjet printing head assemblies mounted on a platform; a vertical telescopic tandem beam system comprising: a first printing beam, wherein said platform is slidable along said first printing beam; and a second printing beam detachably insertable between said first printing beam and said main trolley body, a first motor configured to drive said platform vertically; and a second motor configured to drive said first printing beam along said second printing beam. 1. An integrated vertical inkjet printer for printing on a vertical substrate , comprising:a controller;a main trolley carrying a main trolley body; and a plurality of inkjet printing head assemblies mounted on a platform;', a first printing beam, wherein said platform is slidable along said first printing beam; and', 'a second printing beam detachably insertable between said first printing beam and said main trolley body,, 'a vertical telescopic tandem beam system comprising, 'a first motor configured to drive said platform vertically; and', 'a second motor configured to drive said first printing beam along said second printing beam., 'a printing assembly, comprising2. The integrated vertical inkjet printer of claim 1 , further comprising at least one distance sensor configured to provide accurate positioning of said integrated vertical inkjet printer in relation to said substrate.3. The integrated vertical inkjet printer of claim 1 , wherein said main trolley is mounted on four wheels and comprises automatic floor-leveling elements.4. The integrated vertical inkjet printer of claim 1 , further comprising two vertical linear encoders configured to provide accurate location of said first and second printing beams claim 1 , respectively claim 1 , to said controller.5. The integrated vertical inkjet printer of claim 1 ...

Transmission belt tensioner and associated belt drive

Transmission belt tensioner includes (a) a housing, (b) a set of disc springs, (c) a tensioning arm which is connected to the disc springs for compressing the disc springs upon a movement of the tensioning arm out of a neutral position in a deflection direction (A) relative to the housing. In an embodiment, a second set of disc springs is provided, wherein the tensioning arm is connected to the disc springs of the second set for compressing them upon a movement of the tensioning arm out of a neutral position in an opposite direction (G) to the deflection direction (A). 1. Transmission belt tensioner , comprising:(a) a housing,(b) a first set of disc springs,(c) a tensioning arm which is connected to the disc springs of the first set for compressing the disc springs of the first set upon a movement of the tensioning arm out of a neutral position in a deflection direction relative to the housing,(d) a second set of disc springs,(e) wherein the tensioning arm is connected to the disc springs of the second set for compressing them upon a movement of the tensioning arm out of a neutral position in an opposite direction to the deflection direction.2. Transmission belt tensioner according to claim 1 , further comprising a tension pulley that is attached to the tensioning arm and configured to interact with a transmission belt.3. Transmission belt tensioner according to claim 1 , further comprising is rigidly connected to the tensioning arm, and', 'comprises a thread,, '(a) a transposition element that'}(b) wherein the housing has a projection that engages with the thread, and(c) wherein the projection and the transposition element are designed to effect the compression of disc springs upon a movement of the tensioning arm out of the neutral position.4. Transmission belt tensioner according to claim 3 , wherein the thread has a constant pitch.5. Transmission belt tensioner according to claim 3 , wherein the thread has a pitch that changes from the neutral position upon a ...

HANDHELD WORK APPARATUS

A handheld work apparatus has a drive motor which drives a work tool in rotation via a belt drive. The belt drive has at least one first, driving pulley and at least one second, driven pulley. Between the first pulley and the second pulley there acts at least one drive belt for transmitting the drive torque. A second pulley is connected to the tool for conjoint rotation. The rotational speed of the second pulley is less than the rotational speed of the first pulley during operation. The work apparatus has a brake unit which acts on the first pulley. The belt drive includes at least one redirection roll. During braking, at least one redirection roll bears on the tight side of each drive belt which acts between the first pulley and the second pulley. This allows a simple structure and safe braking of the work tool. 1. A handheld work apparatus comprising:a work tool;a belt drive;a drive motor configured to drive said work tool via said belt drive;said belt drive having a first pulley configured as a driving pulley and a second pulley configured as a driven pulley;said belt drive further having a belt configured to act between said first pulley and said second pulley so as to transfer a drive moment;said second pulley being connected to said work tool in a rotationally fixed manner;said first pulley being configured to rotate at a first rotational speed during operation;said second pulley being configured to rotate at a second rotational speed during operation;said second rotational speed being less than said first rotational speed;a brake unit configured to act on said first pulley;said belt drive having a redirection roll;said belt having a tight side;said redirection roll being configured to contact said tight side of said belt during a braking event.2. The handheld work apparatus of claim 1 , wherein said redirection roll is held in a positionally fixed manner during operation.3. The handheld work apparatus of further comprising:a releasable fixation arrangement ...

Toothed belt, production method therefor, and belt transmission device

A toothed belt includes an endless back portion, a plurality of belt teeth arranged on a face of the back portion at predetermined intervals in a longitudinal direction of the back portion; and a core made of an elastic knitted or unwoven fabric and embedded in the back portion. Both of the belt teeth and the back portion are made of rubber. The core is not exposed from inter-tooth portions which are located between the belt teeth. In the core, a difference between the position of a point that is closest to the belt teeth in a belt thickness direction and the position of a point that is closest to a back face of the belt in the belt thickness direction is limited to 0.5 mm or less.

CONTINUOUSLY VARIABLE TRANSMISSION AND METHOD FOR CONTROLLING CONTINUOUSLY VARIABLE TRANSMISSION

A method for controlling a continuously variable transmission is a control method for controlling in/out of oil to/from a primary oil chamber by using an oil pump provided in an oil passage between the primary oil chamber and a secondary oil chamber. The method for controlling the continuously variable transmission includes: a current command value calculation step of calculating a current command value for the oil pump in accordance with an operating state; a current limiting step of limiting the current command value to a lower-limit current at which belt slip does not occur when an oil pressure in the primary oil chamber falls below a lower-limit oil pressure in the primary oil chamber at which the belt slip does not occur; and a pump control step of driving the oil pump by using the current command value to control a piston position of the primary oil chamber. 16.-. (canceled)7. A method for controlling a continuously variable transmission , the method controlling in/out of oil to/from a primary oil chamber by using an oil pump provided in an oil passage between the primary oil chamber and a secondary oil chamber , the method comprising:a current command value calculation step of calculating a current command value for the oil pump in accordance with an operating state;a pump control step of driving the oil pump by using the current command value to control a piston position of the primary oil chamber; anda current limiting step of limiting the current command value to a lower-limit current at which belt slip does not occur when an oil pressure in the primary oil chamber falls below a lower-limit oil pressure in the primary oil chamber at which the belt slip does not occur, whereinthe current limiting step includes:predicting a predicted oil pressure in the primary oil chamber when the oil pump is activated with the current command value and limiting the current command value to the lower-limit current when the predicted oil pressure falls below the lower-limit ...

Drive Motor Attachment Assembly for a Sewing Machine

A modular drive motor attachment for a sewing machine has a drive motor attachment. This is designed to attach to an attachment region, arranged at the place where a transmission shaft of the sewing machine extends out of a housing of the sewing machine. The drive motor is designed to attach in such a manner that a motor shaft of the drive motor attachment is not aligned with the transmission shaft. A flexible transmission member serves to transfer force from the motor shaft of the drive motor attachment to the transmission shaft of the sewing machine. This results in a flexibly attachable module. 1. A drive motor attachment assembly for a sewing machine , comprising: configured to attach to an attachment region, arranged where a transmission shaft of the sewing machine extends out of a housing of the sewing machine, and', 'configured to attach to the attachment region with the motor shaft of the drive motor attachment is not aligned with the transmission shaft; and, 'a drive motor attachment having a motor shaft, the drive motor attachmenta flexible transmission member to transfer force from the motor shaft of the drive motor attachment to the transmission shaft of the sewing machine.2. The assembly according to claim 1 , wherein the transmission member is comprised of a toothed belt.3. The assembly according to claim 1 , further comprising an encoder unit to detect a circumferential position of the motor shaft.4. The assembly according to claim 1 , further comprising gearing with a transmission ratio other than 1:1 that is disposed between the motor shaft and the transmission shaft.5. The assembly according to claim 4 , wherein the gearing is part of a gearing-up transmission.6. The assembly according to claim 4 , wherein the gearing is part of a gearing-down transmission.7. The assembly according to claim 1 , further comprising a housing having a multiplicity of sections with a transmission member housing section and a drive motor housing section.8. The assembly ...

Speed Reduction Device

A speed reduction device for cooperation with a mechanical power source and with a mechanical power load is described. The device includes a housing an input shaft and a second shaft. The device also includes a first pulley a second pulley and a belt. The input shaft is rotatably supported by the housing and located at least partially within the housing. The second shaft is rotatably supported by the housing and located at least partially within the housing. The first pulley is operably associated with the input shaft and located within the housing. The second pulley is operably associated with the second shaft and located within the housing and the belt connects the first pulley to the second pulley and is located within the housing. 1. A speed reduction device for cooperation with a mechanical power source and with a mechanical power load , comprising:a housing,a input shaft rotatably supported by said housing and located at least partially within said housing;a second shaft rotatably supported by said housing and located at least partially within said housing;a first pulley operably associated with said input shaft and located within said housing;a second pulley operably associated with said second shaft and located within said housing; anda belt operably connecting said first pulley to said second pulley and located within said housing.2. The speed reduction device in accordance with claim 1 , further comprising:a third shaft rotatably supported by at least one of said housing and said input shaft;a third pulley operably associated with said second shaft and located within said housing;a fourth pulley operably associated with said third shaft and located within said housing; anda second belt operably connecting said third pulley to said fourth pulley and located within said housing.3. The speed reduction device in accordance with :wherein said input shaft defines an axis of rotation thereof; andwherein said third shaft is configured for rotation about the axis ...

Vehicle Transmission

A transmission for a motor vehicle includes an electric motor and a flexible traction drive mechanism which includes a first traction mechanism wheel, such as, a gear or pulley, which is rotationally fixed to a rotor shaft of the electric motor, a second traction mechanism wheel which can be rotationally fixed to a transmission component and which is drivingly connected to the first traction mechanism wheel by a traction mechanism, such as, a belt or chain, and a bearing journal for supporting the first traction mechanism wheel. An oil line extends through the bearing journal, and oil can be fed to the electric motor via the oil line. 115-: (canceled)16217. A transmission () for a motor vehicle () , comprising:{'b': '8', 'an electric motor (); and'}{'b': 1', '3', '4', '3', '16', '8', '4', '7', '4', '3', '5, 'a flexible traction drive mechanism () including a first traction mechanism wheel () and a second traction mechanism wheel (), the first traction mechanism wheel () rotationally fixed to a rotor shaft () of the electric motor (), the second traction mechanism wheel () rotationally fixable to a transmission component (), the second traction mechanism wheel () drivingly connected to the first traction mechanism wheel () by a traction mechanism ();'}{'b': 6', '3, 'a bearing journal () for supporting the first traction mechanism wheel (),'}{'b': 15', '6', '15', '8, 'wherein an oil line () extends through the bearing journal () such that oil is flowable through oil line () to the electric motor ().'}172156. The transmission () of claim 16 , wherein the oil line () extends axially in the bearing journal ().182359158. The transmission () of claim 17 , wherein oil from another oil line () arranged in a transmission housing () is flowable through the oil line () to the electric motor ().192359158. The transmission () of claim 16 , wherein oil from another oil line () arranged in a transmission housing () is flowable through the oil line () to the electric motor ().20216. ...

BELT DRIVE ARRANGEMENT FOR A DRIVE TRAINS OF A HELICOPTER

The invention relates to a belt drive assembly for a drive train of a helicopter, comprising a drive shaft that can be functionally connected to a crankshaft of a drive machine of the helicopter, wherein the drive shaft is functionally connected to a belt disk via a torsional vibration damper, wherein the belt disk can rotate via a bearing mechanism on a bearing shaft connected to the drive shaft for conjoint rotation therewith, wherein the belt disk can receive a belt that is functionally connected to a rotor system of the helicopter. 1. A belt drive assembly for a drive train of a helicopter , comprising a drive shaft that can be functionally connected to a crankshaft of a drive machine of the helicopter , wherein the drive shaft is functionally connected to a belt disk via a torsional vibration damper , wherein the belt disk can rotate via a bearing mechanism on a bearing shaft connected to the drive shaft for conjoint rotation therewith , wherein the belt disk can receive a belt that is functionally connected to a rotor system of the helicopter.2. The belt drive assembly according to claim 1 , wherein the torsional vibration damper comprises a spring mechanism claim 1 , wherein the spring mechanism couples at least one input element to at least one output element such that vibrations are dampened.3. The belt drive assembly according to claim 2 , wherein the at least one input element is located axially between the drive shaft and the bearing shaft claim 2 , and connected to the drive shaft and the bearing shaft for conjoint rotation.4. The belt drive assembly according to claim 2 , wherein the at least one input element is an annular disk claim 2 , and has numerous holes for axially inserting connecting means between the drive shaft and the bearing shaft.5. The belt drive assembly according to claim 2 , wherein the at least one output element is located on the front surface of the belt disk and is connected to the belt disk for conjoint rotation.6. The belt ...

Orbitless Gearbox

An Epicyclic gearbox comprising one central gear, one or more offset gears and two carriers, requires one less gear than a planetary gearbox. It lacks an orbit gear and its planets maintain a fixed orientation as they circulate around the sun. The present invention provides a lower reduction ratio, reduced pitch velocity, higher torque capacity, and lower production cost than a planetary gearbox. An all-pinion design allows it to be fitted with gears, cables, chains, belts, or any other type of engaging means. Its high efficiency and low noise make it well suited to high speed operation and overdrive applications. 1. An apparatus comprising:a reference member, a front carrier, a rear carrier, and one or more offset members;the reference member comprises a central axis, a front carrier axis, and a rear carrier axis;the front carrier comprises one front central axis and a number of front offset axes equal to the number of offset members;the rear carrier comprises one rear central axis and a number of rear offset axes equal to the number of offset members;each offset member comprises a front member axis and a rear member axis;and wherein:all axes are parallel;the front and rear carrier axes are spaced apart by a carrier distance;each front offset axis and the front central axis are spaced apart by an offset distance;each rear offset axis and the rear central axis are spaced apart by the offset distance;all front offset axes are arranged circumferentially around the front central axis;all rear offset axes are arranged circumferentially around the rear central axis;all associated front and rear member axes are spaced apart by the carrier distance;the front central axis is co-axial and rotatably coupled to the front carrier axis;the rear central axis is co-axial and rotatably coupled to the rear carrier axis;each front member axis is co-axial and rotatably coupled to a different front offset axis;and each rear member axis is co-axial and rotatably coupled to a different ...

ENDLESS DRIVE ARRANGEMENT AND IMPROVED TWO-ARMED TENSIONING SYSTEM FOR SAME

In an aspect, a tensioner is provided for tensioning a belt and includes first and second tensioner arms having first and second pulleys respectively. The first and second pulleys are configured for engagement with first and second belt spans, and are biased in first and second free arm directions respectively. A second tensioner arm stop is positioned to limit the movement of the second tensioner arm in a direction opposite the second free arm direction. The second tensioner arm stop is positioned such that, in use, the second pulley is engaged with the endless drive member while the second tensioner arm is engaged with the second tensioner arm stop throughout a first selected range of operating conditions. 1. A tensioner for tensioning an endless drive member on an engine , comprising:a first tensioner arm that is pivotable about a first arm pivot axis and which has a first tensioner pulley rotatably mounted thereto for rotation about a first tensioner pulley axis that is spaced from the first arm pivot axis, wherein the first tensioner pulley is configured for engagement with a first span of the endless drive member;a second tensioner arm that is pivotable about a second arm pivot axis and which has a second tensioner pulley rotatably mounted thereto for rotation about a second tensioner pulley axis that is spaced from the second arm pivot axis, wherein the second tensioner pulley is configured for engagement with a second span of the endless drive member;a tensioner biasing member that is positioned to bias the first and second tensioner arms in a first free arm direction and in a second free arm direction, respectively; anda second tensioner arm stop surface that is positioned to limit the movement of the second tensioner arm in a direction opposite the second free arm direction,wherein the second tensioner arm stop surface is positioned such that, in use, the second tensioner pulley is engaged with the endless drive member while the second tensioner arm is ...

Timing belt spacer tool

A timing belt spacer tool with an arcuate spacer portion of predetermined uniform thickness and an extension tab extending in an axial direction from the mid-section of the spacer portion. The extension tab may have a grip, which may be in the form of a protrusion, bulge, thickness variation, edging, bead, or the like. The opposing ends of the arcuate spacer portion may be flexible enough to be straightened in use but still return to their original arcuate shape.

GUIDING BELT PULLEY FOR BICYCLE

A guiding belt pulley, which is configured to engage a belt with belt teeth, includes a ring configuration having a root circle at an edge thereof and a plurality of pulley teeth projected from the root circle of the ring configuration, wherein each of the pulley teeth slants related to a radial line of the ring configuration. A shift gap and a move gap are left between each pair of the pulley teeth and the belt teeth to provide spaces for the deformed belt. It may reduce a risk of disengagement of the belt and provide a safe way of power transmission. 1. A guiding belt pulley , which is configured to engage a belt with belt teeth , comprising:a ring configuration having a root circle at an edge thereof; anda plurality of pulley teeth projected from the root circle of the ring configuration;wherein each of the pulley teeth has a first face, a second face, and a top land; the first and the second faces are at opposite sides of the pulley tooth, and the top land is on a top of the pulley tooth and between the first and the second faces; each of the pulley teeth further has a first curved face between the first face and the top land, and a second curved face between the second face and the top land; the first face has a first root end, which connects to the root circle, and a first top end, which connects to the top land; the first face has a length, which is a distance between the first root end and the first top end; the second face has a second root end, which connects to the root circle, and a second top end, which connects to the top land; the second face has a length, which is a distance between the second root end and the second top end; each of the pulley teeth slants related to a radial line of the ring configuration.2. The guiding belt pulley of claim 1 , wherein the length of the second face is longer than the length of the first face.3. The guiding belt pulley of claim 1 , wherein a radius of curvature of the second curved face is greater than a radius of ...

VEHICLE DRIVE APPARATUS

A vehicle drive apparatus, including: an electric motor rotating about an axial line in a vertical direction, a first planetary gear mechanism of a single pinion type and a second planetary gear mechanism of a double pinion type arranged inside the electric motor, a torque transmission mechanism transmitting a torque output from the second planetary gear mechanism to a pair of drive shafts. The torque transmission mechanism includes a first torque transmission unit transmitting a torque output from a sun gear of the second planetary gear mechanism to one of the pair of drive shafts, and a second torque transmission unit transmitting a torque output from a carrier of the second planetary gear mechanism to the other of the pair of drive shafts. 1. A vehicle drive apparatus , comprising:an electric motor including a rotor rotating about an axial line in a vertical direction and a stator arranged around the rotor;a first planetary gear mechanism of a single pinion type arranged about the axial line radially inward of the rotor so that a torque output from the electric motor is input to the first planetary gear mechanism;a second planetary gear mechanism of a double pinion type arranged about the axial line radially inward of the rotor and above or below the first planetary gear mechanism so that a torque output from the first planetary gear mechanism is input to the second planetary gear mechanism; anda torque transmission mechanism configured to transmit a torque output from the second planetary gear mechanism to a pair of drive shafts for driving left and right drive wheels, whereinthe second planetary gear mechanism includes a ring gear to which the torque output from the first planetary gear mechanism is input, a sun gear arranged inside the ring gear, a first planetary gear engaged with the sun gear, a second planetary gear engaged with the ring gear, and a carrier configured to rotatably support the first planetary gear and the second planetary gear in a state ...

BELT DRIVE WITH COMPRESSION SPAN

A toothed belt drive with compression span comprising a first sprocket, a second sprocket, a toothed belt having a toothed belt length and trained between the first sprocket and the second sprocket, a first linear guide member in cooperative relation to and disposed a predetermined distance (B) from the toothed belt, a second linear guide member in cooperative relation to and disposed a predetermined distance (B) from the toothed belt, and the toothed belt length greater than a drive length such that the toothed belt forms a free-standing arcuate span between the first sprocket and the second sprocket on a toothed belt compression span. 1. A toothed belt drive with a compression span comprising:a first sprocket;a second sprocket;a toothed belt having a toothed belt length and trained between the first sprocket and the second sprocket;a first linear guide member in cooperative relation to and disposed a predetermined distance (B) from the toothed belt;a second linear guide member in cooperative relation to and disposed a predetermined distance (B) from the toothed belt; andthe toothed belt length greater than a drive length such that the toothed belt forms a free-standing arcuate span between the first sprocket and the second sprocket on a toothed belt compression span.2. The belt drive as in wherein the difference between the drive length and the toothed belt length is at least ½ times a toothed belt pitch length.3. The belt drive as in wherein the arcuate span is concave with respect to the first linear guide member.4. The belt drive as in wherein the arcuate span is concave with respect to the second linear guide member.5. A toothed belt drive having a compression span comprising:a first sprocket;a second sprocket;a toothed belt having a toothed belt length, the toothed belt trained between the first sprocket and the second sprocket;a first linear guide member in cooperative relation to a toothed belt first span;a second linear guide member in cooperative relation ...

BELT DRIVE WITH COMPRESSION SPAN

A toothed belt drive with compression span comprising a first sprocket, a second sprocket, a toothed belt having a toothed belt length and trained between the first sprocket and the second sprocket, a first linear guide member in cooperative relation to and disposed a predetermined distance (B) from the toothed belt, a second linear guide member in cooperative relation to and disposed a predetermined distance (B) from the toothed belt, and the toothed belt length greater than a drive length such that the toothed belt forms a free-standing arcuate span between the first sprocket and the second sprocket on a toothed belt compression span. 1. A toothed belt drive with a compression span comprising:a first sprocket;a second sprocket;a toothed belt having a toothed belt length and trained between the first sprocket and the second sprocket;a first linear guide member in cooperative relation to and disposed a predetermined distance (B) from the toothed belt;a second linear guide member in cooperative relation to and disposed a predetermined distance (B) from the toothed belt; andthe toothed belt length greater than a drive length such that the toothed belt forms a free-standing arcuate span between the first sprocket and the second sprocket on a toothed belt compression span.2. The belt drive as in wherein the difference between the drive length and the toothed belt length is at least ½ times a toothed belt pitch length.3. The belt drive as in wherein the arcuate span is concave with respect to the first linear guide member.4. The belt drive as in wherein the arcuate span is concave with respect to the second linear guide member.5. A toothed belt drive having a compression span comprising:a first sprocket;a second sprocket;a toothed belt having a toothed belt length, the toothed belt trained between the first sprocket and the second sprocket;a first linear guide member in cooperative relation to a toothed belt first span;a second linear guide member in cooperative relation ...

TRANSMISSION BELT AND ASSOCIATED TRANSMISSION SYSTEM

A transmission belt his provided which has a first elastomeric material, a plurality of longitudinal inserts comprising a first material, a working surface covered by a covering including a second material, and an opposite surface to said working surface. At least one of the first material and the second material is a fibrous metallic material. Advantageously, the transmission belt is a toothed belt. 1. A transmission belt comprising a body including a first elastomeric material , a plurality of longitudinal inserts comprising a first material , a working surface covered by a covering comprising a second material , and an opposite surface to said working surface , wherein at least one of said first material and said second material is a fibrous metallic material comprising fibres with a diameter of between 2 and 40 μm.2. A transmission belt according to claim 1 , wherein said fibrous metallic material comprises fibres with a diameter of between 5 and 15 μm.3. A transmission belt according to claim 1 , wherein said fibrous metallic material is steel.4. A transmission belt according to claim 1 , wherein the second material is chosen from the group constituted by woven fabric claim 1 , knitted fabric and non-woven fabric.5. A transmission belt according to claim 4 , wherein said second material is a fabric.6. A transmission belt according to claim 4 , wherein said fibrous metallic material has a weight of between 500 and 1500 g/m.7. A transmission belt according to claim 4 , wherein said fabric comprises yarns that extend in the longitudinal direction and include said fibrous metallic material.8. A transmission belt according to claim 7 , wherein said yarns comprise at least one elastic yarn around which at least one yarn comprising said second material is wound.9. A transmission belt according to claim 7 , wherein said fabric comprises both longitudinal yarns and transverse yarns including said fibrous metallic material.10. A transmission belt according to claim 1 , ...

SELF-ALIGNING PULLEY

Self-aligning pulleys are disclosed that have a hub, a pulley body concentric about the hub and spaced a distance apart therefrom to define an annular gap, and an annular compliant member disposed in the annular gap between the hub and the pulley body to thereby operatively couple the pulley body to the hub for rotation therewith. The annular compliant member is three-dimensionally compliant to allow the pulley body to adjust in one or more of an axial orientation and a conical orientation relative to the hub to correct misalignments of the hub within a system of pulleys and a belt. 1. A self-aligning pulley comprising:a hub;a pulley body having a belt-engaging surface, wherein the belt-engaging surface is concentric about the hub and spaced a distance apart therefrom to define an annular gap; andan annular compliant member disposed in the annular gap between the hub and the pulley body and operatively coupling the pulley body to the hub for rotation therewith;wherein the annular compliant member is three-dimensionally compliant to allow the pulley body to adjust in one or more of an axial orientation and a conical orientation relative to the hub.2. The self-aligning pulley of claim 1 , further comprising:a bearing having a first race and a second race;wherein the hub is concentric about the second race of the bearing for rotation with the second race.3. The self-aligning pulley of claim 2 , wherein the self-aligning pulley is an idler pulley claim 2 , and the first race of the bearing is coupled to a shaft.4. The self-aligning pulley of claim 1 , wherein the hub has an outer radial surface and the belt-engaging member has an inner radial surface facing one another and defining the annular gap; wherein the compliant member is radially concentric about the outer radial surface of the hub.5. The self-aligning pulley of claim 4 , wherein the annular compliant member has a width that is substantially similar to a width of the hub or a width of the pulley body or has a ...

ROTATION MIXER WITH IMPROVED BELT DRIVE

A rotation mixer including a housing, a drive unit coupled to the housing, a carriage mounted on the drive unit for rotation relative to the housing, and a basket mounted for rotation relative to the carriage. The basket receives material to be mixed. The carriage includes an arm and a drive line coupled to the arm. The arm is mounted on the drive unit for rotation about a first axis relative to the housing, and the drive line converts rotation of the arm into rotation of the basket about a second axis relative to the arm during use of the rotation mixer. The drive line illustratively includes a belt and plurality of pulleys upon which the belt travels in a continuous loop, the belt engaging with a gear on the basket to cause rotation of the basket. 1. A rotation mixer , comprising:a housing;a drive unit coupled to the housing; and an arm including a first end, a second end spaced apart from first end, and a support body extending between the first and second ends, the support body being coupled to the drive unit;', 'a drive line including a plurality of pulleys coupled to the arm and a belt routed around the pulleys; and', 'a basket mounted on the first end of the arm for rotation relative to the arm about a second axis arranged at an oblique angle relative to the first axis,, 'a carriage mounted on the drive unit for rotation relative to the housing about a first axis, the carriage comprisingwherein the belt is formed as a continuous loop along a length direction of the belt, the belt is coupled to the housing and to the basket such that rotation of the arm about the first axis drives rotation of the basket about the second axis, and the plurality of pulleys are arranged such that the belt twists across a width direction of the belt less than about 90 degrees throughout the drive line.2. The rotation mixer of claim 1 , wherein the plurality of pulleys includes a pair of first pulleys coupled to the support body of the arm claim 1 , a pair of second pulleys coupled ...

Drive device with electric motor and reduction gear

Drive device ( 1 ) with electric motor and reduction gear driving an output unit ( 8 ) in a motor vehicle, comprising a brushless motor ( 2 ) having a rotor turning about a rotor axis (Y 2 ) parallel to a main axis (Y), an elliptical reduction gear ( 3 ) interposed between the brushless motor ( 2 ) and the output unit ( 8 ), said elliptical reduction gear comprising an elliptical gear and a deformable flange, deformed by the elliptical gear when it rotates, and a control unit ( 4 ) arranged in the immediate proximity of the brushless motor ( 2 ) for controlling said brushless motor. Seat frame comprising such a device.

ROBOT

A robot includes a curved arm including a first member, a second member, and a coupling member and bending in a longitudinal direction, the first member couples to a distal end of the coupling member in the longitudinal direction, and the second member couples to a base end of the coupling member in the longitudinal direction. 1. A robot comprising a curved arm including a first member , a second member , and a coupling member , the curved arm being bent in a longitudinal direction ,the first member being coupled to a distal end of the coupling member in the longitudinal direction, andthe second member being coupled to a base end of the coupling member in the longitudinal direction.2. The robot according to claim 1 , further comprising another arm rotatably supported by the curved arm claim 1 ,wherein a projection image of the curved arm on a plane perpendicular to a rotation shaft of the other arm is bent in the longitudinal direction.3. The robot according to claim 1 , further comprising:a base end-side arm that rotatably supports the curved arm; anda distal end-side arm rotatably supported by the curved arm,wherein the first member houses a driven pulley that rotates with a distal end-side driven shaft fixed to the distal end-side arm, a motor, a drive pulley that rotates with a rotation shaft of the motor, and a belt looped over the driven pulley and the drive pulley,a base end-side driven shaft rotatably supported by the base end-side arm is fixed to the second member, anda surface containing line segments connecting a rotation shaft of the distal end-side arm, a rotation shaft of the drive pulley, and a rotation shaft of the curved arm is a curved surface.4. The robot according to claim 3 , wherein a coupling surface between the first member and the second member intersects non-perpendicularly with a plane passing through the distal end-side driven shaft and the base end-side driven shaft.5. The robot according to claim 1 , wherein a coupling surface between ...

ROBOT

A robot includes: a base; an arm which is provided to be rotatable with respect to the base using a predetermined rotation shaft as the center of rotation; and an elongated object including a portion present in the base and in the arm, in which the elongated object is bound in a first binding position which is on the rotation shaft and in the base and a second binding position which is on the rotation shaft and in the arm. 1. A robot comprising:a base;an arm which is provided to be rotatable with respect to the base using a predetermined rotation shaft as the center of rotation; andan elongated object including a portion present in the base and in the arm,wherein the elongated object is bound in a first binding position which is on the rotation shaft and in the base and a second binding position which is on the rotation shaft and in the arm.2. The robot according to claim 1 ,wherein the elongated object has a linear shape between the first binding position and the second binding position.3. The robot according to claim 1 ,wherein the rotation shaft is parallel to a vertical direction.4. The robot according to claim 1 , further comprising:a hollow rotation shaft member which includes a portion present in the base and in the arm and rotates using the rotation shaft as the center of rotation,wherein the elongated object passes through the hollow portion of the rotation shaft member.5. The robot according to claim 4 , further comprising:a reduction gear including a hollow axis which is attached to at least one of the base and the arm,wherein the rotation shaft member penetrates through the hollow axis of the reduction gear.6. The robot according to claim 4 ,wherein a motor including an output shaft facing an upper portion in the vertical direction, a motor pulley which is attached to the output shaft, a rotation shaft member pulley through which the rotation shaft member penetrates, and a belt attached to the motor pulley and the rotation shaft member pulley are ...