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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 5727. Отображено 100.
27-09-2012 дата публикации

Система соединения корпуса дроссельной заслонки с впускным коллектором

Номер: RU0000120717U1

1. Система соединения корпуса дроссельной заслонки и коллектора, содержащая: ! первый фланец, соединенный с корпусом дроссельной заслонки; ! второй фланец, соединенный с коллектором; ! группы установочных пальцев, выступающих наружу из второго фланца; и ! отверстие, предусмотренное на первом фланце, для каждой группы установочных пальцев, при этом каждая группа установочных пальцев и связанное с ней отверстие расположены с возможностью сцепления, когда коллектор собирают с корпусом дроссельной заслонки. ! 2. Система соединения по п.1, отличающаяся тем, что внутренний диаметр первого фланца, по существу, равен внутреннему диаметру второго фланца. ! 3. Система соединения по п.1, отличающаяся тем, что второй фланец дополнительно содержит по меньшей мере три резьбовые вставки, расположенные на периферии второго фланца, первый фланец имеет сквозное отверстие, связанное с каждой из по меньшей мере трех резьбовых вставок, при этом система соединения дополнительно содержит: !болт, связанный с каждой из по меньшей мере трех резьбовых вставок, при этом болт помещен в сквозное отверстие и сцеплен с резьбой на резьбовой вставке. ! 4. Система соединения по п.1, отличающаяся тем, что установочные пальцы выступают наружу из второго фланца приблизительно перпендикулярно поверхности второго фланца. ! 5. Система соединения по п.1, отличающаяся тем, что корпус дроссельной заслонки имеет дроссельную заслонку, расположенную в нем, при этом дроссельная заслонка поворачивается относительно оси стержня, а группа установочных пальцев расположена приблизительно по оси, приблизительно перпендикулярной оси стержня дроссельной заслонки. ! РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 120 717 (13) U1 (51) МПК F02D 9/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ТИТУЛЬНЫЙ ЛИСТ ОПИСАНИЯ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (21)(22) Заявка: 2011137943/06, 15.09.2011 (24) Дата начала отсчета срока действия патента: 15.09.2011 (72) Автор(ы): БОРН Дэвид (US), ЧЕРЧ Джереми Уалтер (US) (73) ...

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20-06-2014 дата публикации

Система для двигателя

Номер: RU0000141938U1

1. Система для двигателя, содержащая:компрессор, расположенный на впуске двигателя и присоединенный к турбине, расположенной на выпуске двигателя;эжектор, расположенный в протоке выхлопных газов;клапан регулятора давления наддува турбины, приводимый в действие вакуумным исполнительным механизмом; ивакуумный трубопровод, присоединяющий эжектор к вакуумному исполнительному механизму.2. Система по п.1, в которой впуск эжектора расположен в выпуске выше по потоку от турбины, а выпуск эжектора расположен в выпуске ниже по потоку от турбины.3. Система по п.1, в которой впуск эжектора расположен в выпуске выше по потоку от турбины, а выпуск эжектора расположен на впуске выше по потоку от компрессора.4. Система по п.1, дополнительно содержащая вентиляционную магистраль, присоединяющую вакуумный трубопровод к впускному каналу выше по потоку от компрессора.5. Система по п.4, дополнительно содержащая вентиляционный клапан, расположенный в вентиляционной магистрали, и контроллер, содержащий команды для регулировки вентиляционного клапана на основании требуемого давления наддува.6. Система по п.1, дополнительно содержащая второй эжектор, расположенный в параллель дросселю и присоединенный по текучей среде к вакуумному трубопроводу.7. Система по п.6, дополнительно содержащая третий эжектор, расположенный в параллель компрессору и присоединенный по текучей среде к вакуумному трубопроводу. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 141 938 U1 (51) МПК F02B 37/18 (2006.01) F01N 5/04 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ТИТУЛЬНЫЙ (21)(22) Заявка: ЛИСТ ОПИСАНИЯ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ 2013150993/06, 15.11.2013 (24) Дата начала отсчета срока действия патента: 15.11.2013 (72) Автор(ы): АЛРИ Джозеф Норман (US), ПЕРСИФУЛЛ Росс Дикстра (US) 16.11.2012 US 13/679,700 (45) Опубликовано: 20.06.2014 Бюл. № 17 1 4 1 9 3 8 R U (57) Формула полезной модели 1. Система для двигателя, содержащая: компрессор, расположенный на впуске двигателя и присоединенный к турбине, ...

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27-09-2014 дата публикации

Вакуумная система двигателя транспортного средства

Номер: RU0000145685U1

1. Вакуумная система для транспортного средства, включающая в себя двигатель с впускным каналом для воздуха и вакуумное устройство, которое имеет участок для впуска рабочей среды, расширяющийся выпускной участок, расположенный внутри указанного впускного канала, и всасывающее отверстие.2. Система по п.1, в которой вакуумное устройство представляет собой эжектор.3. Система по п.1, в которой вакуумное устройство представляет собой трубку Вентури.4. Система по п.1, которая дополнительно содержит воздушный компрессор, расположенный вдоль впускного канала двигателя и предназначенный для подачи воздуха к впускному отверстию рабочей среды.5. Система по п.4, в которой расширяющийся выпускной участок вакуумного устройства расположен выше по потоку от впуска воздушного компрессора.6. Система по п.1, в которой всасывающее отверстие находится в пневматическом сообщении с вакуумным бачком, который обеспечивает отрицательное давление для потребителей вакуума в транспортном средстве. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 145 685 U1 (51) МПК F02B 29/02 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ТИТУЛЬНЫЙ (21)(22) Заявка: ЛИСТ ОПИСАНИЯ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ 2013141818/06, 12.09.2013 (24) Дата начала отсчета срока действия патента: 12.09.2013 (72) Автор(ы): КАННИНГЭМ Ральф Уэйн (US), ПЕРСИФУЛЛ Росс Дикстра (US) (73) Патентообладатель(и): Форд Глобал Технолоджис, ЛЛК (US) Приоритет(ы): (30) Конвенционный приоритет: R U 12.09.2012 US 13/612,177 (45) Опубликовано: 27.09.2014 Бюл. № 27 1 4 5 6 8 5 R U (57) Формула полезной модели 1. Вакуумная система для транспортного средства, включающая в себя двигатель с впускным каналом для воздуха и вакуумное устройство, которое имеет участок для впуска рабочей среды, расширяющийся выпускной участок, расположенный внутри указанного впускного канала, и всасывающее отверстие. 2. Система по п.1, в которой вакуумное устройство представляет собой эжектор. 3. Система по п.1, в которой вакуумное устройство представляет собой ...

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19-01-2012 дата публикации

Air intake apparatus for internal combustion engine

Номер: US20120012082A1
Принадлежит: Denso Corp

A housing has an intake passage extending substantially in a vertical direction of a vehicle. A valve is configured to open and close the intake passage. A shaft supports the valve. A bearing supports the shaft. A hose is connected with an upper side of the housing in the vertical direction and configured to lead intake air into the intake passage. A communication passage configured to communicate an inside of an internal combustion engine of the vehicle with the hose. The communication passage has an opening in the vicinity of a point directly above the bearing. The hose has a wall surface defining a condensate passage, which connects the opening with a target location from which condensate is to be dropped.

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17-05-2012 дата публикации

Intake system of engine

Номер: US20120117964A1
Принадлежит: Hyundai Motor Co, Kia Motors Corp

An intake system of an engine may include an intake line that is configured to supply cylinder of an engine with air, an exhaust line that exhaust gas combusted in the cylinder is exhausted, a housing disposed on the intake line and a compressor is disposed therein, the compressor is operated by a turbine disposed on an exhaust line, a recirculation line that recirculates the air from the intake line of a downstream side of the compressor to the intake line of an upstream side of the compressor, and an anti surge valve disposed on the recirculation line to open/close the recirculation line, wherein a length of a first section (l) that is straight from the anti surge valve is longer than two times the outlet diameter (d) of the anti surge valve in the recirculation line that is formed from the anti surge valve to an upstream side of the compressor. A distance (L) from the intake line that is connected to the recirculation line to the inlet of the housing may be longer than times the inlet diameter (D) of the housing that the compressor is disposed therein. Accordingly, while the intake air circulates the anti surge valve during a tip-out or acceleration period, the turbulent flow may be decreased and the flowing becomes smooth such that the noise is decreased and the emotional quality may be improved in the intake system of the engine.

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19-07-2012 дата публикации

Intake system for internal combustion engine

Номер: US20120180746A1
Принадлежит: Honda Motor Co Ltd

An intake system for an internal combustion engine, having a structure in which blow-by oil and/or fuel entering into an air cleaner case can be discharged to the outside of the air cleaner case. The intake system for an internal combustion engine is provided in which air is sucked from a clean air chamber in the air cleaner case into a throttle body provided with a throttle valve through a funnel while defining an airflow passage. Concurrently, fuel is sprayed from an injector, thereby feeding the fuel-air mixture into an intake port. A bypass passage different from the airflow passage is provided between the clean air chamber in the air cleaner case and the throttle body. The bypass passage is so structured that a passage inlet thereof on the clean air chamber side opens at an inner wall surface of the air cleaner case.

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16-08-2012 дата публикации

Air filter assembly for an engine

Номер: US20120204846A1
Автор: Michael Schultz
Принадлежит: Briggs and Stratton Corp

An engine includes a breather conduit, an intake conduit, and an air filter assembly. The air filter assembly includes a case and a filter element. The case includes a first opening for receiving the breather conduit, and a second opening for receiving the intake conduit. The filter element includes a first aperture, a second aperture, and filter media at least partially defining an interior chamber of the filter element. The first and second apertures of the filter element are at least partially aligned with the first and second openings of the case, respectively. The filter element is positioned in the case such that the breather conduit and the intake conduit are directed to or from the interior chamber of the filter element, such that air filtered by the filter media mixes with unfiltered gases from the breather conduit in the interior chamber of the filter element prior to entering the intake conduit.

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23-08-2012 дата публикации

Purifying system for combustive air

Номер: US20120210703A1
Автор: Nicola Cerreto
Принадлежит: Emak SpA

A purifying system for combustive air in an internal combustion engine is provided. The system includes an intake conduit of combustive air into the engine, a discharge conduit of the exhaust gases produced by the engine, and a cyclone separator associated to the intake conduit and provided with a collecting tank of detritus, a link conduit which has a greater diameter than the discharge conduit and which is inserted on at least a terminal tract of the discharge conduit, such that a hollow space is defined between the terminal tract and the link conduit, and a connecting conduit destined to connect the collecting tank with the hollow space by flowing into the link conduit upstream of an end of the discharge conduit with respect to an outflow of the exhaust gases.

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04-10-2012 дата публикации

Hose Clamp with Wrap-Around Hose Clamp Positioner

Номер: US20120246882A1
Принадлежит: FORD GLOBAL TECHNOLOGIES LLC

A hose clamp for forming an air tight seal between a hose and a connector projecting from a housing of an air cooler of a vehicle. The hose clamp including a band which encircles the hose at a location where the hose and the connector overlap and has an adjustable diameter. The hose clamp positioned by a wrap-around hose clamp positioner. The wrap-around hose clamp positioner including flat portions, which contact the outer surface of the hose, and a raised portion where the band passes through a space of the raised portion. The wrap-around hose clamp positioner further including a wrap-around portion and a crimp tab, the wrap-around portion extending over a lip edge of the hose such that the crimp tab pierces through at least the inner surface of the hose.

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18-10-2012 дата публикации

Supercharger intake duct

Номер: US20120260896A1
Принадлежит: Individual

An air intake duct ( 54 ) for fluid connecting between an air intake control valve unit ( 52 ) and a supercharger ( 60 ) includes a duct inlet ( 56 ) fluid connected with an outlet port ( 52 b ) of the air intake control valve ( 52 ) and oriented in a first direction (D 1 ), a duct outlet ( 58 ) fluid connected with a suction port ( 60 a ) of the supercharger ( 60 ) and oriented in a second direction (D 2 ) substantially perpendicular to the first direction (D 1 ), and a duct body ( 74 ) for defining an air intake passage ( 78 ) extending from the duct inlet ( 56 ) to the duct outlet ( 58 ). The duct body ( 74 ) has a portion confronting the duct outlet ( 58 ), which is formed with a guide projection ( 80 ) that protrudes towards the duct outlet ( 58 ).

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22-11-2012 дата публикации

Portable Handheld Work Apparatus having an Internal Combustion Engine

Номер: US20120291725A1
Принадлежит: Andreas Stihl AG and Co KG

In an internal combustion engine ( 2 ) of a portable handheld work apparatus, the cylinder ( 3 ) is provided with cooling ribs ( 4, 4′ ). A cooling airflow is generated by the fan wheel ( 13 ) and is guided over the cooling ribs. A carburetor ( 9 ) is temperaturized as required by the heated cooling air. A control of the cooling airflow to the carburetor ( 9 ) takes place in that an opening ( 11 ), which passes the heated cooling air, is selectively closed or opened via a closure element ( 12 ). In order to obtain improved cooling of the cylinder during summer operation as well as during winter operation, the closure element ( 12 ) is provided with at least one air guide wall which extends essentially transversely to the cooling airflow and causes this cooling air to be partially backed up and deflected.

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06-12-2012 дата публикации

Catch box

Номер: US20120304605A1
Принадлежит: MAHLE International GmbH

A catch box may include two air intake sections of an air intake system, wherein the catch box is embodied as water separator at the same time.

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20-12-2012 дата публикации

Air Inlet System for an Internal Combustion Engine

Номер: US20120318143A1
Принадлежит: HUSQVARNA AB

An air inlet system ( 100 ) for an internal combustion engine includes an air filter ( 1 ) and a flow resistance means ( 2 ). The air filter ( 1 ) includes one or more filter elements ( 12 ), an interior chamber ( 3 ) and a suction opening ( 6 ). The suction opening ( 6 ) is provided to connect the interior chamber ( 3 ) to a suction channel ( 7 ) of an engine. During operation of the engine, the combustion air flows through the one or more filter elements ( 12 ) into the interior chamber ( 3 ) and from the interior chamber ( 3 ) into the suction channel ( 7 ). Further, the interior chamber ( 3 ), the suction opening ( 6 ) and the suction channel ( 7 ) together define a combustion air flow path. The flow resistance means ( 2 ) is provided in the combustion air flow path. During the operation of the engine, a portion of the combustion air flows through the flow resistance means ( 2 ).

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14-03-2013 дата публикации

Air intake structure

Номер: US20130065499A1
Автор: Neil Patterson
Принадлежит: McLaren Automotive Ltd

An air intake system for a vehicle, the system comprising a body panel having a pair of opposed walls defining a plenum therebetween, the walls being attached together in such a way as to structurally stiffen the body panel, and the plenum having an air intake for admitting air into the plenum and an air outlet for supplying air to an air handling system of the vehicle.

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18-04-2013 дата публикации

Hybrid vehicles

Номер: US20130096752A1
Принадлежит: PAICE LLC

A hybrid vehicle comprises an internal combustion engine, a traction motor, a starter motor, and a battery bank, all controlled by a microprocessor in accordance with the vehicle's instantaneous torque demands so that the engine is run only under conditions of high efficiency, typically only when the load is at least equal to 30% of the engine's maximum torque output. In some embodiments, a turbocharger may be provided, activated only when the load exceeds the engine's maximum torque output for an extended period; a two-speed transmission may further be provided, to further broaden the vehicle's load range. A hybrid brake system provides regenerative braking, with mechanical braking available in the event the battery bank is fully charged, in emergencies, or at rest; a control mechanism is provided to control the brake system to provide linear brake feel under varying circumstances.

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05-09-2013 дата публикации

HOLLOW PLASTIC PIECE

Номер: US20130228147A1
Принадлежит: MAHLE International GmbH

A hollow plastic part may include at least two plastic shells connected with one another at a respective edge along at least one joining plane. Each plastic shell may have at least a first component and a second component, wherein the plastic of the first component may have a lower melting temperature than the plastic of the second component. The first component may extend on at least one plastic shell in a caterpillar-like manner along at least part of the respective edge of the second component of this plastic shell. 1. A hollow plastic part , comprising: least two plastic shells ,wherein the plastic shells are connected with one another at a respective edge along at least one joining plane,wherein each plastic shell has at least a first component and a second component,the two components are formed from different plastics, wherein the plastic of the first component has a lower melting temperature than the plastic of the second component, andwherein the first component with the lower melting temperature extends on at least one plastic shell in a caterpillar-like manner along at least part of the respective edge of the second component of this plastic shell.2. The hollow plastic part according to claim 1 , wherein the plastic hollow part is constructed as an air intake manifold for an internal combustion engine.3. The hollow plastic part according to claim 1 , wherein the first component is constructed as part of a bellows and the second component is constructed in the form of a half pipe.4. The hollow plastic part according to claim 1 , wherein the at least one respective edge has at least one of a groove claim 1 , a ridge claim 1 , a pin claim 1 , a needle claim 1 , a sawtooth contour and a through-opening.5. The hollow plastic part according to claim 4 , wherein the at least one respective edge has at least one groove having rounded corner regions.6. The hollow plastic part according to claim 1 , wherein the first component extends in a caterpillar-like manner ...

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21-11-2013 дата публикации

HAND-HELD WORK IMPLEMENT HAVING AN INTERNAL COMBUSTION ENGINE AND AN AIR FILTER

Номер: US20130306018A1
Принадлежит: ANDREAS STIHL AG & CO. KG

The application relates to a hand-held working implement comprising an internal combustion engine, an air filter, and an intermediate flange, wherein the intermediate flange is arranged between the air filter and the internal combustion engine, wherein the bottom of the intermediate flange is arranged opposite the air filter bottom, wherein the air filter bottom and the intermediate flange bound an interior space, wherein the interior space comprises a portion of the duct, wherein a portion of the duct in the interior space is bounded by at least one boundary wall which protrudes into the interior space transversely with respect to the air filter bottom, wherein the boundary wall is formed integrally on the intermediate flange and/or on the air filter bottom, and wherein the boundary wall bridges the spacing between the air filter bottom and the bottom of the intermediate flange. 1. A hand-held work implement comprisingan internal combustion engine,an air filter,wherein the air filter comprises a filter element which is connected fixedly at its front-side ends to end plates, wherein the filter element is cylindrical, wherein the filter element and the end plates create a separation between a dirty side and a pure side of the air filter, wherein the pure side of the air filter is connected via a duct to the internal combustion engine, and wherein a first end plate is configured as an air filter bottom, andan intermediate flange,wherein the intermediate flange is arranged between the air filter and the internal combustion engine, wherein the bottom of the intermediate flange is arranged opposite the air filter bottom, wherein the air filter bottom and the intermediate flange bound an interior space, wherein the interior space comprises a portion of the duct, wherein a portion of the duct in the interior space is bounded by at least one boundary wall which protrudes into the interior space transversely with respect to the air filter bottom, wherein the boundary wall is ...

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05-12-2013 дата публикации

Clamping means and method of use thereof

Номер: US20130318750A1
Автор: Neil Dobson
Принадлежит: Teconnex Ltd

Clamping means are provided which include a substantially annular outer clamping member having two substantially opposite free ends and engagement means provided on or associated with said two opposite free ends to allow the diameter of the outer clamping member and/or distance between the two free ends to be adjusted and/or maintained in a required position in use. The clamping means includes at least one substantially annular inner clamping member that is located substantially within the annular outer clamping member.

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05-12-2013 дата публикации

Engine including venturi in intake air flow path for exhaust gas recirculation supply

Номер: US20130319381A1
Принадлежит: GM GLOBAL TECHNOLOGY OPERATIONS LLC

An engine assembly includes an engine block defining a first cylinder bore, a cylinder head coupled to the engine block and defining a first intake port and a first exhaust port in communication with the first cylinder bore, a first intake valve located in the first intake port, a first exhaust valve located in the first exhaust port, a first intake runner and a first exhaust gas recirculation passage. The first intake runner defines an intake air supply passage in communication with the first intake port and includes a first restricted flow region forming a venturi. The first exhaust gas recirculation passage is in communication with the first restricted flow region and provides exhaust gas from the engine assembly to the first intake runner at the first restricted flow region.

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03-04-2014 дата публикации

PIPE SYSTEM FOR A FLUID, A METHOD AND AN APPARATUS FOR CONNECTING AT LEAST ONE DUCT PART OF A PIPE SYSTEM

Номер: US20140090721A1
Принадлежит: MANN+HUMMEL GMBH

A pipe system for a fluid, in particular a gas of an intake system () or a turbocharger of an internal combustion engine is disclosed. Also disclosed is a method and an apparatus for connecting at least one duct part () of a pipe system (). The pipe system () has at least one blow-molded duct part () made of plastic and at least one fitting () for connecting the at least one blow-molded duct part () with another part () of the pipe system (). The fitting () is inserted tight in the at least one blow-molded duct part (). The at least one blow-molded duct part () is shrinked onto the at least one fitting (). 110. A pipe system for an intake system () or a turbocharger of an internal combustion engine , comprising:{'b': '12', 'at least one blow-molded duct part () made of plastic; and'}{'b': 18', '12', '20', '10, 'at least one fitting () connecting the at least one blow-molded duct part () with another part () of the pipe system ();'}{'b': 18', '12, 'wherein the at least one fitting () is inserted tight in the at least one blow-molded duct part ();'}{'b': 12', '18, 'wherein the at least one blow-molded duct part () is shrinked onto the at least one fitting ().'}2. The pipe system according to claim 1 , wherein{'b': 12', '18, 'the at least one blow-molded duct part () is connected to and secured to the at least one fitting () by material engagement.'}3. The pipe system according to claim 1 , wherein{'b': '18', 'the at least one fitting () is made of plastic.'}4. The pipe system according to claim 3 , wherein{'b': '12', 'the at least one blow-molded duct part () is made of polyamide.'}5. The pipe system according to claim 1 , wherein{'b': 12', '18, 'the at least one blow-molded duct part () and the at least one fitting () are made of different materials.'}6. The pipe system according to claim 1 , further comprisinga gasket placed between and sealing between the at least one blow-molded duct part and the at least one fitting.71210. A method for connecting at least one ...

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05-01-2017 дата публикации

Turbocharger air intake with low-pressure drop and controlled vacuum at a crankcase inlet

Номер: US20170002777A1
Автор: Pilun A. Chen
Принадлежит: S & B Filters Inc, S&B Filters Inc

An intake tube has an inner and outer curved surface adjacent a turbocharger. A crankcase hose connects to the inner curved surface at a hose opening. Upstream ends of first and second struts straddle the hose opening and extend between and connect to the inner and outer curved walls. The struts have an oval-shaped cross section with a larger upstream end that forces air between the two struts and between each strut and the adjacent tube wall to create a low pressure at the hose opening to draw gases from the hose into the intake and turbocharger.

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07-01-2016 дата публикации

Air Induction Systems for Internal Combustion Engines

Номер: US20160003201A1
Принадлежит: CUMMINS FILTRATION IP, INC.

Air induction systems are for an internal combustion engine. The air induction systems comprise an air intake plenum that conducts intake airflow to an air cleaner for cleaning prior to combustion in the internal combustion engine. The air intake plenum is movable with respect to the air cleaner between an open position separated from the air cleaner and a closed position connected to the air cleaner. A bellows connects the air intake plenum to the air cleaner when the air intake plenum is in the closed position. The bellows has an upstream first end that seals with the air intake plenum and a downstream second end that seals with the air cleaner. 1. An air induction system for an internal combustion engine , the air induction system comprising:an air intake plenum that conducts intake airflow to an air cleaner for cleaning prior to combustion in the internal combustion engine, wherein the air intake plenum is movable with respect to the air cleaner between an open position separated from the air cleaner and a closed position connected to the air cleaner;a bellows that connects the air intake plenum to the air cleaner when the air intake plenum is in the closed position, the bellows having an upstream first end that seals with the air intake plenum and a downstream second end that seals with the air cleaner; anda spring disposed in the bellows, wherein the spring applies a biasing pressure on the bellows that encourages sealing between the bellows and at least one of the air intake plenum and the air cleaner when the air intake plenum is in the closed position.2. The air induction system according to claim 1 , wherein the spring and the bellows are compressed when the air intake plenum is in the closed position and wherein the spring and the bellows are not compressed when the air intake plenum is in the open position.3. The air induction system according to claim 1 , wherein the bellows has a top mating surface that receives and seals with the air intake plenum ...

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02-01-2020 дата публикации

Energy Saving Device for Internal Combustion Engine

Номер: US20200003138A1
Автор: Cheng Ming-Hung
Принадлежит:

An energy saving device includes a control box, a battery, an operation setting system, a car speed sensor assembly, and an air intake fan motor. Thus, the IC chip of the car speed sensor assembly identifies the car speed information detected by the five car speed sensors of the car speed sensor assembly, and transmits the car speed information to the IC circuit board of the control box, and the IC circuit board controls and regulates the rotation speed of the air intake fan motor according to the grades of the car speed preset by the operation setting system, such that the rotation speed of the air intake fan motor increases the air flow rate by a grade when the car speed is increased by a predetermined constant value. 1. An energy saving device comprising:a control box, a battery, an operation setting system, a car speed sensor assembly, and an air intake fan motor;wherein:the control box includes an IC circuit board which is electrically connected with the battery, the operation setting system, the car speed sensor assembly, and the air intake fan motor;the battery is electrically connected with the IC circuit board of the control box, to provide an electric power to actuate the air intake fan motor;the operation setting system is electrically connected with the IC circuit board of the control box, and includes an operation setting monitor which presets a plurality of grades according to a car speed and an air flow rate of the air intake fan motor;the car speed sensor assembly includes a first car speed sensor for a car propeller shaft, a second car speed sensor for an ABS brake system, a third car speed sensor for an EBS brake system, a fourth car speed sensor for a PDF spark ignition system, and a fifth car speed sensor for a GPS;the car speed sensor assembly is provided with an IC chip which is electrically connected with the IC circuit board of the control box;the IC chip of the car speed sensor assembly identifies a car speed information detected by the ...

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02-01-2020 дата публикации

CARBURETED ENGINE HAVING AN ADJUSTABLE FUEL TO AIR RATIO

Номер: US20200003161A1
Принадлежит:

A simple engine, comprises (1) a cylinder and a spark plug in the cylinder; (2) a carburetor, fluidly connected to the cylinder; (3) a primary air intake path, fluidly connecting atmosphere to the carburetor; (4) a carburetor bypass air intake path, fluidly connecting air to the cylinder without passing through the carburetor; and (5) a valve, along the carburetor bypass air intake path, for controlling the flow of air through the carburetor bypass air intake path. 1. A simple engine , comprising:(1) a cylinder, and a spark plug in the cylinder,(2) a carburetor, fluidly connected to the cylinder,(3) a primary air intake path, fluidly connecting atmosphere to the carburetor,(4) a carburetor bypass air intake path, fluidly connecting air to the cylinder without passing through the carburetor, and(5) a valve, along the carburetor bypass air intake path, for controlling the flow of air through the carburetor bypass air intake path.2. The simple engine of claim 1 , wherein the engine further comprises an air filter claim 1 , andthe carburetor bypass air intake path draws air through the air filter.3. The simple engine of claim 1 , wherein the engine further comprises an air filter claim 1 , andboth the primary air intake path, and the carburetor bypass air intake path, draw air through the air filter.4. The simple engine of claim 1 , wherein the engine further comprising a gasket spacer claim 1 , between the carburetor and the cylinder claim 1 , andthe carburetor bypass air intake path feeds air into the gasket spacer.5. The simple engine of claim 4 , wherein the gasket spacer comprises a metal.6. The simple engine of claim 4 , wherein the gasket spacer comprises brass.7. A generator claim 1 , comprising the simple engine of .8. A flexible fuel generator claim 3 , comprising the simple engine of .9. The flexible fuel generator of claim 8 , further comprising:(6) a primary fuel tank, fluidly connected to the carburetor,(7) a coolant path, which provide a flow path for ...

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02-01-2020 дата публикации

Method for diagnosing leakage of fuel vapor purge system

Номер: US20200003164A1
Автор: Choo Saeng CHOI
Принадлежит: Hyundai Motor Co, Kia Motors Corp

A method for diagnosing leakage of a fuel vapor dual purge system is provided. The method includes determining whether an operation region of a vehicle is an operation region in which a turbocharger is operated and adjusting a flow amount of intake air flowing into the turbocharger according to an operation region in which the turbocharger is operated. A hydrocarbon collecting amount of a canister connecting fuel vapor generated in the fuel tank is calculated and a flow amount of the fuel vapor passing first and second purge lines is adjusted. A leak of the fuel vapor is diagnosed in the first purge line and the second purge line.

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02-01-2020 дата публикации

QUICK CONNECTION SYSTEM AND METHOD FOR IMPLEMENTATION

Номер: US20200003350A1
Автор: KREIDER Julien
Принадлежит:

Disclosed is a system for quick connection between a female end piece provided with a U-shaped locking clip and a male end piece fitted therein, the wall of the female end piece having opposite slits through which the arms of the U protrude into the passage of the end piece and the wall of the male end piece having an outer groove lockably receiving the clip arms in a final fitting state of the male piece in the female piece, locked by the clip. Also included is a part forming a removable prestressed element for the clip with housing sites engaging the two free sections in a first resting configuration, and in at least a second prestressed configuration in which the arms are more separated than in the resting configuration but less than during the passage of the maximum outer section of the male end piece. 112342223324433342355333333423424333. A system () for quick connection between a female end piece () provided with a U-shaped locking clip () and a male end piece () designed to be fitted into the female end piece () , the wall of the female end piece () having opposite slits (′) through which the arms (′ , ″) of the U protrude into the passage of said end piece () and the wall of the male end piece () having an outer groove (′) designed to receive , with locking , said arms (′ , ″) of the clip () in a final fitting state of the male end piece () in the female end piece () , locked by said clip () , a free section ( , ′) respectively extending each arm (′ , ″) of the U in the direction of the other arm (″ , ′) , while closing the U approximately by working together , and said arms (′ , ″) being separated elastically by the male end piece () during its insertion into the female end piece () until the clip () is received in the groove (′) in the final fitted state of the two end pieces ( and ) , the clip () then being approximately in a resting configuration , with the arms (′ , ″) of the U not forced apart ,{'b': 1', '6', '3', '7', '7', '7', '5', '5', '3', '3', '3 ...

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02-01-2020 дата публикации

ABRASION RESISTANT PATCH FOR ELASTOMERIC HOSES

Номер: US20200003355A1
Автор: SCHULTZ Joseph P.
Принадлежит: ContiTech Techno-Chemie GmbH

Charge air hoses or engine coolant hoses including a hose-shaped base member, a textile reinforcement arranged to directly contact the surface of the base member, an outer layer arranged outwardly the textile reinforcement, where the outer layer defines an outer surface of the hoses, and an abrasion resistant reinforcement patch embedded in localized area of the outer surface of the hoses. In some aspects, the abrasion resistant reinforcement patch is in contact with another underhood component. In some aspects, the abrasion resistant reinforcement patch may include a woven fabric, a knitted fabric, a fabric mesh or a fabric braid. Also yarns forming the abrasion resistant reinforcement patch may be provided with an impregnation. The abrasion resistant reinforcement patch may also have a coating. 1. A charge air hose for motor vehicles , comprising:a hose-shaped base member;a textile reinforcement arranged to directly contact the surface of the base member;an outer layer arranged outwardly the textile reinforcement, wherein the outer layer defines an outer surface of the charge air hose; andan abrasion resistant reinforcement patch embedded in localized area of the outer surface of the charge air hose.2. The charge air hose according to claim 1 , wherein the hose-shaped base member is an unvulcanized claim 1 , elastomer-containing hose.3. The charge air hose according to claim 1 , wherein the textile reinforcement comprises one or more of a woven fabric claim 1 , a knitted fabric claim 1 , knitted reinforcement or braided reinforcement.4. The charge air hose according to claim 1 , wherein yarns forming the textile reinforcement are provided with an impregnation.5. The charge air hose according to claim 1 , wherein the abrasion resistant reinforcement patch comprises a woven or knitted fabric claim 1 , a fabric mesh or a braid.6. The charge air hose according to claim 1 , wherein yarns forming the abrasion resistant reinforcement patch are provided with an ...

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07-01-2021 дата публикации

Pipe Component

Номер: US20210003104A1
Принадлежит: Mann and Hummel GmbH

The invention relates to a pipe component (10) having a pipe (11) between two end regions (14, 18), which comprises a fold package (30). The fold package (30) has at least one first fold region (32) having first folds (40) which extend around an outer circumference (24) of the pipe (11). The fold package (30) has at least one second fold region (34, 36) having second folds (42) which extend part of the way around the outer circumference (24).

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03-01-2019 дата публикации

Intake manifold

Номер: US20190003428A1
Автор: Takuma Yamaguchi
Принадлежит: Toyota Boshoku Corp

An intake manifold includes a surge tank and left and right intake pipes. On a part of an outer periphery portion of the surge tank that faces a front direction or a rear direction of a vehicle, a pressure measurement portion to measure pressure in the surge tank is provided. A pressure sensor is attached to the pressure measurement portion. A sensing space containing one end side that is opened in the surge tank and the other end side in which a pressure sensing portion of the pressure sensor is disposed is formed on the pressure measurement portion. A bottom surface constituting the sensing space of the pressure measurement portion is inclined downwardly toward an opening portion to the surge tank.

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03-01-2019 дата публикации

Engine assembly with engine and cooler compartments

Номер: US20190003430A1
Принадлежит: Pratt and Whitney Canada Corp

An engine assembly includes an engine compartment containing an internal combustion engine and a cooler compartment adjacent the engine compartment containing a heat exchanger. The engine and cooler compartments have an opening defined therebetween. A forced air system is operable to drive an airflow. A method for cooling the engine and its compartment is disclosed.

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13-01-2022 дата публикации

COMPRESSOR FOR AN INTAKE SECTION OF AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE, INTERNAL COMBUSTION ENGINE FOR A MOTOR VEHICLE, AND MOTOR VEHICLE

Номер: US20220010723A1
Автор: Gordner Achim
Принадлежит:

A compressor for an intake section of an internal combustion engine of a motor vehicle includes an electric motor which has a stator and a rotor where the rotor is drivable by the stator and is rotatable about an axis of rotation relative to the stator. An impeller is drivable by the rotor to compress air which is flowable through the intake section and which is to be supplied to a combustion chamber of the internal combustion engine. The rotor is a brushless external rotor such that at least one length region of the stator is disposed in at least one length region of the rotor. 113.-. (canceled)14. A compressor for an intake section of an internal combustion engine of a motor vehicle , comprising:an electric motor which has a stator and a rotor, wherein the rotor is drivable by the stator and is rotatable about an axis of rotation relative to the stator; andan impeller which is drivable by the rotor to compress air which is flowable through the intake section and which is to be supplied to a combustion chamber of the internal combustion engine;wherein the rotor is a brushless external rotor such that at least one length region of the stator is disposed in at least one length region of the rotor.15. The compressor according to claim 14 , wherein the stator has a plurality of coils which are supplyable with electric current.16. The compressor according to claim 14 , wherein the rotor has a plurality of magnets.17. The compressor according to claim 14 , wherein the rotor is at least partially accommodated in a housing and is mounted rotatably on the housing via a bearing device.18. The compressor according to claim 17 , wherein the bearing device has at least one plain bearing and/or at least one ceramic rolling bearing.19. The compressor according to claim 17 , wherein the housing has a first receiving chamber in which the impeller is disposed and a second receiving chamber in which the bearing device is disposed claim 17 , wherein the rotor extends from the second ...

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08-01-2015 дата публикации

VARIABLE-ANGLE VORTEX GENERATOR

Номер: US20150007790A1
Автор: CHEN Job, LIN Ching-Wen
Принадлежит:

A variable-angle vortex generator () installed in an intake pipe () of an internal combustion engine includes a shaft seat (), a plurality of vanes () and a position restoring mechanism (). Each vane () is arranged radially with an interval apart from each other and pivotally coupled to the shaft seat () and each vane () has a movable end () at an edge of the vane (). The position restoring mechanism () is installed at the shaft seat () and includes a synchronizing element () for connecting each movable end (). Each vane () is pushed by a fluid to produce a swing movement and let the fluid in the intake pipe () form a smooth vortex. 1100. A variable-angle vortex generator , installed in an intake pipe () of an internal combustion engine , comprising:{'b': '1', 'a shaft seat ();'}{'b': 2', '1', '2', '21', '2, 'a plurality of vanes (), radially arranged with an interval apart from each other, and pivotally coupled to the shaft seat (), and each vane () has a movable end () formed at an edge of the vane (); and'}{'b': 3', '31', '21, 'a position restoring mechanism (), including a synchronizing element () for connecting each movable end (),'}{'b': 100', '2', '2', '2, 'thereby when the fluid enters into the intake pipe (), each vane () is pushed by the fluid to produce a swing movement, so that the fluid flows along an inclined angle of each vane () and through a gap between any two adjacent vanes () to generate a vortex.'}22. The variable-angle vortex generator of claim 1 , wherein the vanes () are arranged alternately with each other and overlapped with each other.34100214. The variable-angle vortex generator of claim 1 , further comprising a hollow casing () fixed into the intake pipe () claim 1 , and each vane () is pivotally coupled between the shaft seat () and the hollow casing ().45414111412225412211. The variable-angle vortex generator of claim 3 , further comprising a plurality of fixing elements () claim 3 , a plurality of via holes () formed at the periphery ...

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20-01-2022 дата публикации

Tamper resistant hydrocarbon trap for combustion engines

Номер: US20220018318A1
Принадлежит: FORD GLOBAL TECHNOLOGIES LLC

An air intake system for a combustion engine includes an air intake duct in fluid communication with an engine intake manifold and a conduit component inserted into the air intake duct along a first assembly direction. The air intake system also includes a hydrocarbon (HC) trap secured to the conduit component within the air intake duct. The conduit component defines at least one retention feature to maintain a position of the HC trap such that removal of the HC trap from the air intake duct results in structural compromise of the at least one retention feature. The air intake duct is also configured to shield the at least one retention feature from user access to inhibit user removal of the HC trap.

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12-01-2017 дата публикации

SYSTEM AND METHOD FOR FLOWING A MIXTURE OF COOLANTS TO A CHARGE AIR COOLER

Номер: US20170009642A1
Принадлежит:

Methods and systems are provided for flowing a first coolant and a second coolant to a charge air cooler. In one example, a method may include flowing only a first coolant, flowing only a second coolant, or flowing a mixture of the first and the second coolants to the charge air cooler based on engine operating conditions. Further, the method may include adjusting additional engine operating parameters based on a ratio of the first coolant to second coolant flowing to the charge air cooler. 1. A method , comprising:flowing a mixture of coolants including a first coolant at a first temperature and a second coolant at a second temperature, lower than the first temperature, to a charge air cooler and adjusting a temperature of the mixture via adjusting a ratio of the first coolant to the second coolant in response to an engine operating condition and an outlet temperature of the charge air cooler.2. The method of claim 1 , wherein adjusting the temperature of the mixture includes increasing the ratio of the first coolant to the second coolant in response to one or more of decreasing engine load claim 1 , the outlet temperature of the charge air cooler decreasing below a desired outlet temperature claim 1 , intake manifold temperature decreasing below a threshold intake manifold temperature claim 1 , combustion phasing retarding beyond a target timing claim 1 , deceasing engine temperature claim 1 , decreasing after-treatment temperature claim 1 , and increasing condensate formation in the charge air cooler.3. The method of claim 1 , wherein adjusting the temperature of the mixture includes decreasing the ratio of the first coolant to the second coolant in response to one or more of increasing engine load claim 1 , the outlet temperature of the charge air cooler increasing above a desired outlet temperature claim 1 , intake manifold temperature increasing above a threshold intake manifold temperature increasing engine temperature claim 1 , increasing after-treatment ...

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12-01-2017 дата публикации

SUPERCHARGER SYSTEM FOR MOTORZIED VEHICLES AND RELATED TRANSPORTATION

Номер: US20170009643A1
Автор: Magana Chad, Simons Robert
Принадлежит:

A supercharger system is disclosed herein having a front end, a rear end, an inlet and an outlet, the system contained within a housing, wherein the supercharger system includes a rotor assembly, and a plurality of intake runners that comprise an interlaced cross-runner pattern, wherein the supercharger system comprises a front drive, front inlet configuration and an inverted orientation. 1. A supercharger system contained within a housing , the supercharger system having a front end , a rear end , an inlet and an outlet and comprising:a rotor assembly; andthe supercharger system in an inverted orientation having a plurality of intake runners, the plurality of intake runners comprising an interlaced cross-runner pattern, and wherein the supercharger system comprises a front drive, front inlet configuration.2. An engine of a motorized vehicle claim 1 , having a supercharger system of installed therein.3. The engine of claim 2 , wherein the engine comprises an intake manifold having a housing and a crankshaft.4. The engine of claim 3 , wherein the supercharger system housing is integrated with the intake manifold housing.5. The engine of claim 3 , wherein the outlet of the supercharger system points upward and away from the crankshaft.6. The supercharger system of claim 1 , wherein the rotor assembly is located in and installed from the rear end of the housing.7. The supercharger system of claim 1 , wherein the rotor assembly comprises at least two rotors.8. The supercharger system of claim 7 , wherein each rotor comprises at least two lobes.9. The supercharger system of claim 8 , wherein each rotor comprises at least four lobes.10. The supercharger system of claim 8 , wherein each lobe comprises at least 60 twist.11. The supercharger system of claim 10 , wherein each lobe comprises at least 160 twist.12. The supercharger system of claim 1 , wherein the system further comprises an integrated bypass valve claim 1 , an electric throttle body claim 1 , an intercooler ...

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12-01-2017 дата публикации

METHODS AND SYSTEMS FOR CHARGE AIR COOLER OPERATION

Номер: US20170009677A1
Принадлежит:

Methods and systems are provided for adjusting engine operating parameters to regulate condensate formation in a charge air cooler. Based on conditions conducive to condensate formation, one or more of throttle valve position, active grille shutter opening and compressor speed may be regulated in order to decrease dew point temperature and condensation at the charge air cooler. 1. A method for a vehicle engine comprising:Estimating a relative humidity; andReducing a throttle valve differential pressure as a function of the relative humidity, the engine having a charge air cooler disposed downstream of a turbocharger compressor and upstream of an intake throttle valve.2. The method of claim 1 , further comprising claim 1 , comparing the relative humidity with a humidity limit value claim 1 , and wherein the reducing includes adjusting a degree of opening of the intake throttle valve when the relative humidity (L) is greater than the humidity limit value.3. The method of claim 1 , further comprising claim 1 , comparing the throttle valve differential pressure to a differential pressure limit value claim 1 , and further adjusting the degree of opening of the intake throttle valve if the differential pressure is greater than the differential pressure limit value.4. The method of claim 1 , wherein the relative humidity is based on one or more of an ambient temperature claim 1 , a charge-air temperature claim 1 , a charge-air pressure claim 1 , and an ambient humidity claim 1 , the ambient humidity estimated by a humidity sensor disposed in the charge air cooler.5. The method of claim 1 , further comprising claim 1 , comparing an operating variable of a cooling-air supply device cooling the charge air cooler to an operating variable limit; andDecreasing an opening of the cooling-air supply device if the operating variable is less than the operating variable limit.6. The method of claim 5 , further comprising claim 5 , reducing a charge-air pressure downstream of the ...

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12-01-2017 дата публикации

ENGINE INCLUDING AN AIR FILTER ASSEMBLY

Номер: US20170009713A1
Автор: Schultz Michael
Принадлежит: Briggs & Stratton Corporation

An engine includes a breather conduit, an intake conduit, and an air filter assembly. The assembly includes a filter element having a top wall, a bottom wall, a first aperture through the bottom wall, a second aperture through the bottom wall, and filter media extending between the top and bottom walls, wherein the first and second apertures are the same shape, the same size, and are equally spaced apart from the center of the bottom wall. The filter assembly also includes a case. The filter element is configured to be received in the case such that the breather conduit and the intake conduit are directed to and from the interior chamber of the filter element, respectively, whereby air filtered by the filter media mixes with unfiltered gases from the breather conduit in the interior chamber of the filter element prior to entering the intake conduit. 1. An engine , comprising:a breather conduit;an intake conduit; a filter element comprising a top wall, a bottom wall, a first aperture through the bottom wall, a second aperture through the bottom wall, and filter media extending between the top and bottom walls and at least partially defining an interior chamber of the filter element, wherein the first and second apertures are the same shape, the same size, and are equally spaced apart from the center of the bottom wall;', 'a case comprising a base, a first opening for receiving the breather conduit formed in the base, a second opening for receiving the intake conduit formed in the base, and a cover configured to be fastened to the base, wherein the base and the cover define an interior volume of the air filter assembly sized to receive the filter element with the first aperture and the second aperture of the filter element being at least partially aligned with the first opening and the second opening of the case, respectively;', 'wherein the filter element is configured to be received in the case such that the breather conduit and the intake conduit are directed to ...

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12-01-2017 дата публикации

APPARATUS FOR COOLING VEHICLE INTAKE AIR TEMPERATURE AND METHOD USING THE SAME

Номер: US20170009715A1
Автор: CHO Yoon Geun
Принадлежит: HYUNDAI MOTOR COMPANY

An apparatus for cooling intake air temperature of a vehicle may include a vortex tube receiving high pressure air discharged from an intercooler of a vehicle and then separating the high pressure air using centrifugation into high temperature air and low temperature air; a first bypass line connecting the vortex tube with a compressor, allowing the low temperature air to move therethrough, and selectively opened/closed by a first check valve; a second bypass line connecting the vortex tube with an exhaust line of the vehicle and allowing the high temperature air to move therethrough as a second check valve is opened/closed; and a controller controlling to open or close the first and second check valves. 1. An apparatus for cooling intake air temperature of a vehicle , comprising:a vortex tube receiving high pressure air discharged from an intercooler of the vehicle and then separating the high pressure air using centrifugation into high temperature air and low temperature air;a first bypass line connecting the vortex tube with a compressor, allowing the low temperature air to move therethrough, and selectively opened or closed by a first check valve;a second bypass line connecting the vortex tube with an exhaust line of the vehicle and allowing the high temperature air to move therethrough as a second check valve is opened/closed; and a controller controlling to open or close the first and second check valves.2. The apparatus of claim 1 , wherein the controller controls to move the low temperature air of the vortex tube to the compressor by opening the first check valve and to discharge the high temperature air via an exhaust line under a high load condition of a vehicle engine by opening the second check valve claim 1 , and controls to close both the first check valve and the second check valve under a low load condition of the vehicle engine.3. The apparatus of claim 1 , further comprising:a third bypass line connected to the second bypass line via a third check ...

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12-01-2017 дата публикации

Variator

Номер: US20170009853A1
Автор: John Fuller
Принадлежит: Torotrak Development Ltd

A variator is disclosed comprising first and second races disposed for rotation about a variator axis, at least one rolling element disposed in a cavity between the races. In a drive configuration, drive is transmitted between the races and the or each rolling element; and in a neutral configuration, the or each rolling element and races are configured whereby the races can move independently of one another. In a method of operating the variator, the neutral configuration is obtained by moving the or each rolling element to a position in which it ceases to make contact with at least one of the races. The drive configuration is obtained by moving the or each rolling element to a position in which it makes contact with both of the races.

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11-01-2018 дата публикации

METHODS AND SYSTEMS FOR A TWO-STAGE TURBOCHARGER

Номер: US20180010512A1
Принадлежит:

The disclosure relates to a supercharged, direct-injection internal combustion engine having an intake system for the supply of charge air and having an exhaust-gas discharge system for the discharge of exhaust gas and having at least two series-connected exhaust-gas turbochargers which each comprise a turbine arranged in the exhaust-gas discharge system and a compressor arranged in the intake system and of which a first exhaust-gas turbocharger serves as a low-pressure stage and a second exhaust-gas turbocharger serves as a high-pressure stage, a first bypass line being provided which branches off from the exhaust-gas discharge system between the first turbine and the second turbine so as to form a first junction point. 1. A supercharged , direct-injection internal combustion engine having an intake system for the supply of charge air and having an exhaust-gas discharge system for the discharge of exhaust gas and having at least two series-connected exhaust-gas turbochargers which each comprise a turbine arranged in the exhaust-gas discharge system and a compressor arranged in the intake system and of which a first exhaust-gas turbocharger serves as a low-pressure stage and a second exhaust-gas turbocharger serves as a high-pressure stage , the second turbine , which comprises a second turbine housing , of the second exhaust-gas turbocharger being arranged upstream of the first turbine , which comprises a first turbine housing , of the first exhaust-gas turbocharger , and the second compressor of the second exhaust-gas turbocharger being arranged downstream of the first compressor of the first exhaust-gas turbocharger;a first bypass line being provided which branches off from the exhaust-gas discharge system between the first turbine and the second turbine so as to form a first junction point;a valve being arranged in the exhaust-gas discharge system at the first junction point;a second bypass line being provided which branches off from the exhaust-gas discharge ...

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11-01-2018 дата публикации

AIR INTAKE SYSTEM FOR A COMMERCIAL VEHICLE, IN PARTICULAR A TRUCK

Номер: US20180010559A1
Принадлежит: DAIMLER AG

An air intake system for a commercial vehicle is disclosed. The air intake system includes a hood with at least one frontal intake opening through which air to be guided to an engine of the commercial vehicle can flow and with at least one plenum configured to receive air flowing through the intake opening. The air intake system further includes at least one air pipe having at least one air duct with at least one inlet opening through which the air flowing through the frontal intake opening can flow, the air duct arranged upstream of and fluidically connected with the plenum so as to guide the air to and into the plenum. The air intake system additionally includes at least one air filter and at least one silencer plate arranged upstream of the air filter, the silencer plate having a plurality of through openings through which the air can flow. 1. An air intake system for a commercial vehicle , comprising: a frontal intake opening through which air to be guided to an engine of the commercial vehicle is flowable; and', 'a plenum configured to receive air flowing through the frontal intake opening;, 'a hood, wherein the hood at least partially covers an engine compartment of the commercial vehicle and wherein the hood includesan air pipe having an air duct with an inlet opening through which air flowing through the frontal intake opening is flowable, wherein the air duct is disposed upstream of, and is fluidically connected with, the plenum so as to guide air to and into the plenum, wherein the air pipe and the hood are configured as individual components which are removably connected with each other at least indirectly;an air filter; anda silencer plate disposed upstream of the air filter, wherein the silencer plate has a plurality of through openings through which air is flowable.2. The air intake system according to claim 1 , wherein the inlet opening faces downwards in a vertical direction of the commercial vehicle.3. The air intake system according to claim 1 , ...

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14-01-2021 дата публикации

Engine Device

Номер: US20210010409A1
Автор: Masataka UCHIBORI
Принадлежит: Yanmar Power Technology Co Ltd

An engine device 1 includes: an exhaust manifold 4 disposed on one of left and right sides of a cylinder head 2, and an intake manifold 3 disposed on the other of the left and right sides of the cylinder head 2; and a turbocharger 30 that uses fluid energy of an exhaust gas discharged from the exhaust manifold 4, to compress fresh air to be flowed into the intake manifold 3. The turbocharger 30 is constituted by a two-stage turbocharger including a high-pressure turbocharger 51 coupled to the exhaust manifold 4 and a low-pressure turbocharger 52 coupled to the high-pressure turbocharger 51. The high-pressure turbocharger 51 is disposed on one of left and right lateral sides of the exhaust manifold 4, while the low-pressure turbocharger 52 is disposed above the exhaust manifold 4.

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10-01-2019 дата публикации

ACOUSTIC ATTENUATION DEVICE FOR AN INTAKE LINE

Номер: US20190010903A1
Принадлежит:

The invention relates to an acoustic attenuation device () for a turbocharger, or for a supercharger, arranged along an air intake line of a vehicle. The attenuation device () comprises a gas supply pipe () having a peripheral wall () and a diameter (d), the pipe () comprising at least one annular chamber () defined by a diameter (d) greater than the diameter (d) of the pipe (), the or each annular chamber () being sealed by a wall () comprising porous material that is positioned in the extension of the peripheral wall () of the pipe (), according to a diameter (d) substantially equal to the diameter of the pipe (), in order to allow air to flow between the pipe () and the or each peripheral chamber (). 1. An acoustic attenuation device for an intake line of a thermal combustion engine equipped with a turbocompressor , characterized in that the attenuation device comprises a gas conveying conduit having a peripheral wall and a diameter , the conduit comprising at least one radial annular chamber defined by a diameter greater than the diameter of the conduit , the or each annular chamber being closed by a wall comprising a porous material , positioned in the extension of the peripheral wall of the conduit , according to a diameter substantially equal to the diameter of the conduit , in order to allow an air circulation between the conduit and the or each peripheral chamber.2. The acoustic attenuation device according to claim 1 , characterized in that the attenuation device has a compartment which comprises an outer wall and an inner wall formed by a portion of the peripheral wall of the conduit claim 1 , the portion of the peripheral wall of the conduit having a plurality of orifices such that the compartment and said portion having a plurality of orifices form an absorptive silencer.3. The acoustic attenuation device according to claim 2 , characterized in that the attenuation device comprises two annular chambers positioned on either side of the absorptive ...

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03-02-2022 дата публикации

A METHOD FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE, A COMPUTER PROGRAM, A COMPUTER READABLE MEDIUM, A CONTROL UNIT, AN INTERNAL COMBUSTION ENGINE, AND A VEHICLE

Номер: US20220034270A1
Принадлежит: VOLVO TRUCK CORPORATION

The invention relates to a method to control an internal combustion engine. The internal combustion engine comprises a cylinder, an exhaust guide arranged to guide an exhaust flow from the cylinder through a turbine, and a bypass guide arranged to bypass a bypass flow from the cylinder past the turbine. The method comprises the step to determine a value of at least one engine operation parameter. The method is characterized by the step to determine a target value of an exhaust performance parameter depending on the determined engine operation parameter value. Further, the method comprises, depending on the determined target exhaust performance parameter value, the step to control the exhaust flow through the exhaust guide and the step to control the bypass flow through the bypass guide. 2. A method according to claim 1 , comprising:determining a current exhaust performance parameter value, andcontrolling the exhaust flow through the exhaust guide depending on a deviation of the determined current exhaust performance parameter value from the determined target exhaust performance parameter value; and/orcontrolling the bypass flow through the bypass guide depending on a deviation of the determined current exhaust performance parameter value from the determined target exhaust performance parameter value.3. A method according to comprising:determining an engine speed value and/or determining an engine load value, anddetermining the target exhaust performance parameter value depending on the determined engine speed value and/or the determined engine load value.4. A method according to comprising:determining a coolant temperature value and/or determining an ambient temperature value and/or determining an exhaust temperature value, andchoosing a value map for determining the target exhaust performance parameter value depending on the determined coolant temperature value and/or the determined ambient temperature value and/or the determined exhaust temperature value, and/ ...

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19-01-2017 дата публикации

Engine with continuous gas exchange during momentum stroke

Номер: US20170016327A1
Автор: Shaul Haim YAAKOBY
Принадлежит: Aquarius Engines AM Ltd

An internal combustion engine may include an engine block, a cylinder defining a combustion chamber, and a piston in the cylinder. The piston may travel in a first stroke from one end to an opposite end of the cylinder, and may be sized relative to the cylinder to enable an expansion stroke portion of the first stroke while the piston travels under gas expansion pressure, and a momentum stroke portion of the first stroke for the remainder of the first stroke following the expansion stroke portion. A piston rod portion may be connected to the piston and extend from a location within the combustion chamber to an area external to the cylinder. A recess in the piston rod portion may form a passageway to continuously communicate gas flow between the combustion chamber and the area external to the cylinder when the piston is in the momentum stroke portion.

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19-01-2017 дата публикации

COOLING SYSTEM FOR A VEHICLE

Номер: US20170016383A1
Принадлежит:

A cooling system () for a vehicle has a high temperature cooling circuit () for cooling a drive assembly () and an exhaust gas turbocharger () and has a low temperature cooling circuit () for cooling a charge air cooler (). The high temperature cooling circuit () and the low temperature cooling circuit () are coupled via a coupling line (), into which a nonreturn valve () is connected. The nonreturn valve () is opened or closed depending on the pressure ratio between the high temperature cooling circuit () and the low temperature cooling circuit (). The high temperature cooling circuit () and the low temperature cooling circuit () can be vented via a common cooling water compensation tank () only in defined operating states when the nonreturn valve () of the coupling line () is open. 1. A cooling system for a vehicle , comprising:a high temperature cooling circuit for cooling a drive assembly and an exhaust gas turbocharger;a low temperature cooling circuit for cooling a charge air cooler; anda coupling line coupling the high temperature cooling circuit and the low temperature cooling circuit, the coupling line having a nonreturn valve that is opened or closed depending on the pressure ratio between the high temperature cooling circuit and the low temperature cooling circuit;wherein the high temperature cooling circuit can be vented via a cooling water compensation tank that is connected into the high temperature cooling circuit, and the low temperature cooling circuit can be vented into the high temperature cooling circuit and via the cooling water compensation tank only in defined operating states when the nonreturn valve of the coupling line is open.2. The cooling system of claim 1 , wherein the low temperature cooling circuit comprises at least one low temperature cooler claim 1 , around which air flows and through which cooling water flows claim 1 , the charge air cooler can be cooled via the cooling water of the low temperature cooling circuit claim 1 , and a ...

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19-01-2017 дата публикации

Engine with compression and momentum stroke

Номер: US20170016393A1
Автор: Shaul Haim YAAKOBY
Принадлежит: Aquarius Engines AM Ltd

An engine may include a cylinder having a first combustion chamber at one end thereof and a second combustion chamber at an opposing end thereof, first and second cylinder heads at an end of the first combustion chamber and the second combustion chamber, respectively, and a double-faced piston slidably mounted within the cylinder. The piston may be configured to move in a first stroke from the first end to the second end of the cylinder. The piston and the cylinder may be configured such that the first stroke includes an expansion stroke portion during which chemical energy from combustion in the first combustion chamber is converted into mechanical power of the piston, and a momentum stroke portion during which the piston continues to move to the second end of the cylinder and gases are exchanged between the first combustion chamber and a location outside the cylinder.

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19-01-2017 дата публикации

DEVICES FOR PRODUCING VACUUM USING THE VENTURI EFFECT HAVING A PLURALITY OF SUBPASSAGEWAYS AND MOTIVE EXITS IN THE MOTIVE SECTION

Номер: US20170016414A1
Принадлежит: DAYCO IP HOLDINGS, LLC

Devices for producing vacuum using the Venturi effect are disclosed that have a motive passageway converging toward a suction chamber, a discharge passageway diverging away from the suction chamber, and a suction passageway, all of which are in fluid communication with the suction chamber. The motive passageway has a single entrance, and subdivides downstream thereof into a plurality of subpassageways, one each leading to one of the plurality of motive exits, which are spaced apart from a discharge entrance of the discharge passageway to define a Venturi gap. The fletch having a plurality of ribs extending between an exterior surface of the generally conically-shaped main body thereof and an interior surface of the motive passageway is disposed in the motive passageway. The ribs divide the motive passageway into the plurality of sub-passageways, each converging fluid flow over the exterior surface thereof toward one of the plurality of motive exits. 1. A device for producing vacuum using the Venturi effect comprising:a housing defining a suction chamber, a motive passageway converging toward the suction chamber and in fluid communication therewith, a discharge passageway diverging away from the suction chamber and in fluid communication therewith, and a suction passageway in fluid communication with the suction chamber;wherein the motive passageway has a single entrance and a plurality of motive exits, and subdivides downstream of the single entrance into a plurality of subpassageways, one each leading to one of the plurality of motive exits; andwherein the plurality of motive exits are generally aligned with and spaced apart from a discharge entrance of the discharge passageway to define a Venturi gap.2. The device of claim 1 , the motive passageway further comprises a fletch disposed therein that has a generally conically-shaped main body positioned with a base of the main body proximate the plurality of motive exits claim 1 , and a plurality of ribs extending ...

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18-01-2018 дата публикации

GDCI INTAKE AIR TEMPERATURE CONTROL SYSTEM AND METHOD

Номер: US20180016967A1
Автор: Moore Wayne R.
Принадлежит:

A GDCI engine control system provides rapid heating of intake air to the combustion chamber when the engine is cold. The engine uses an intake air pathway that includes a compressor having a compressor inlet and a compressor outlet. A loop fluidly connects the compressor outlet to the compressor inlet. First and second valves are arranged in the loop and are arranged near the compressor outlet and the compressor inlet respectively. First and second passages converge at a first junction, and the first passage fluidly connects the first valve and the first junction. The second passage fluidly connects to the loop at a second junction arranged fluidly between the first and second valves. An intake air heat exchanger is arranged in the first passage and fluidly between the first valve and the first junction. 1. An engine control system comprising:an intake manifold configured to supply intake air to a combustion chamber;a sensor configured to detect a temperature associated with the intake air;a compressor includes a compressor inlet and a compressor outlet;an intake air heat exchanger fluidly arranged between the compressor outlet and the intake manifold;a recirculation passage fluidly interconnect the compressor outlet to the compressor inlet;a heat exchanger bypass passage fluidly interconnects the recirculation passage to the intake manifold and bypasses the intake air heat exchanger;a charge air bypass valve arranged downstream from the compressor outlet and configured to regulate the flow of fluid from the compressor outlet to intake air heat exchanger and through the recirculation and heat exchanger bypass passages;a compressor bypass valve arranged in the recirculation passage and configured to regulate the flow of air therethrough; anda controller is in communication with the sensor and the charge air and compressor bypass valves, the controller is configured to provide a first command to the charge air bypass valve and a second command to the compressor bypass ...

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18-01-2018 дата публикации

INTAKE SYSTEM PIPING STRUCTURE OF INTERNAL COMBUSTION ENGINE

Номер: US20180017026A1
Принадлежит: NISSAN MOTOR CO., LTD.

An intake system piping structure of an internal combustion engine includes an intake manifold connected to an end-side first cylinder and an end-side second cylinder which are provided farthest from each other in a cylinder bank in which a plurality of cylinders is placed in line, and an intercooler connected to the intake manifold. The intercooler is arranged in such a manner that a widthwise center of the intercooler on the side of an intake inlet and a widthwise center of the intercooler on the side of the manifold are offset to the side of the end-side second cylinder from a cylinder bank direction center line in center between an axial center line of the end-side first cylinder and an axial center line of the end-side second cylinder. Furthermore, the intercooler is also arranged in such a manner that an offset amount of the widthwise center of the intercooler on the side of the intake inlet from the cylinder bank direction center line is greater than an offset amount of the widthwise center of the intercooler on the side of the manifold from the cylinder bank direction center line. 15.-. (canceled)6. An intake system piping structure of an internal combustion engine , comprising:an intake manifold connected to an end-side first cylinder and an end-side second cylinder which are provided farthest from each other in a cylinder bank in which a plurality of cylinders is placed in line; andan intercooler connected to the intake manifold, whereina widthwise center of the intercooler on the side of an intake inlet and a widthwise center of the intercooler on the side of the manifold are offset to the side of the end-side second cylinder from a cylinder bank direction center line in center between an axial center line of the end-side first cylinder and an axial center line of the end-side second cylinder, andthe intercooler is arranged in such a manner that an offset amount of the widthwise center of the intercooler on the side of the intake inlet from the cylinder ...

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17-01-2019 дата публикации

CYLINDER HEAD COVER STRUCTURE FOR ENGINE

Номер: US20190017420A1
Принадлежит:

A cylinder head cover structure of an engine includes a positive crankcase ventilation (PCV) valve releasing blow-by gas from an oil separating chamber to an intake system of the engine. The oil separating chamber is included in an oil separator provided to an interior of a cylinder head cover. In the oil separating chamber, oil mist is separated and removed from the blow-by gas. The PCV valve is located between a portion of a defining wall and an exterior wall of the cylinder head cover, and supported by the defining wall and the exterior wall, the defining wall defining the oil separating chamber and the cam housing, and the exterior wall being spaced apart from the portion of the defining wall. The PCV valve is surrounded by a space communicating with the cam housing. 1. A cylinder head cover structure for an engine , the structure comprising:a cylinder head cover covering a top of a cylinder head of the engine, and defining a cam housing between the cylinder head and the cylinder head cover;an oil separator provided to an interior of the cylinder head cover, and including an oil separating chamber separately defined from the cam housing, the oil separating chamber separating and removing oil mist contained in blow-by gas; anda positive crankcase ventilation (PCV) valve releasing the blow-by gas, from which the oil mist is separated and removed in the oil separating chamber, from the oil separating chamber to an intake system of the engine, whereinthe PCV valve is located between a portion of a defining wall and an exterior wall of the cylinder head cover, and supported by the defining wall and the exterior wall, the defining wall defining the oil separating chamber and the cam housing, and the exterior wall being spaced apart from the portion of the defining wall, andthe PCV valve is surrounded by a space communicating with the cam housing.2. The structure of claim 1 , whereinthe PCV valve is inserted into a first insert hole provided to the defining wall and a ...

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22-01-2015 дата публикации

METHOD AND SYSTEM FOR MAXIMIZING FUEL EFFICIENCY OF AN INTERNAL COMBUSTION ENGINE

Номер: US20150020509A1
Принадлежит:

The exemplary embodiments herein provide a system and method for maximizing the fuel efficiency of an internal combustion engine. The system includes an insert for placement in portions of an exhaust system downstream from the header but before the muffler. Inserts can also be placed within the intake system of an internal combustion engine in order to maximize fuel efficiency. Whether placed in the exhaust or the intake, an exemplary embodiment would not affect emissions compliance of the exhaust system and combustion engine. 1. A system for improving the fuel efficiency of a combustion engine having an exhaust system defined by a first portion between cylinders and a collector , a second portion between the collector and a catalytic converter , and a third portion which follows downstream of the catalytic converter , the system comprising:an exhaust insert placed within the second portion of the exhaust system.2. The system of wherein:the insert has an outside diameter equaling approximately 50% to 95% of an internal diameter of the exhaust system where the exhaust insert is located.3. The system of wherein:the exhaust insert has a conical shape.4. The system of wherein:the exhaust insert is suspended within a collar that is placed within the exhaust system.5. The system of wherein:the insert is created by forming a negative impression into an exhaust tube.6. The system of further comprising:a second exhaust insert placed in the first portion of the exhaust system.7. The system of further comprising:a second exhaust insert placed in the third portion of the exhaust system.8. The system of further comprising:a second exhaust insert placed in the second portion of the exhaust system.9. The system of wherein:the insert has an outside diameter which is less than an internal diameter of the exhaust system, where the outside diameter of the insert is chosen such that the fuel efficiency of the combustion engine is maximized.10. A method for maximizing the fuel ...

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22-01-2015 дата публикации

ASPIRATOR AND EJECTOR SYSTEM

Номер: US20150020524A1
Принадлежит: DAYCO IP HOLDINGS, LLC

An engine system having a flowpath between a junction upstream of a turbocharger and an intake manifold that includes an ejector and an aspirator connected in parallel relative to one another within the flowpath is disclosed. The motive flow through the ejector is in the opposite direction relative to the direction of the motive flow through the aspirator, and both the ejector and the aspirator have a suction port fluidly coupled to a device requiring vacuum. The engine system also includes a first check valve disposed in control of the motive flow through the ejector and a second check valve disposed in control of the motive flow through the aspirator and may also include a control valve in fluid communication within the flowpath upstream or downstream of the ejector and the aspirator that controls the flow into and/or out of both thereof. 1. An engine system comprising:a flowpath between a junction upstream of a turbocharger and an intake manifold of an engine intake system;an ejector and an aspirator connected in parallel relative to one another and forming a portion of the flowpath;wherein the motive flow through the ejector is in the opposite direction relative to the direction of the motive flow through the aspirator, and both the ejector and the aspirator have a suction port fluidly coupled to a device requiring vacuum.2. The engine system of claim 1 , wherein the first aspirator and the second aspirator are both connected to the same device requiring vacuum.3. The engine system of claim 1 , wherein the motive flow through the ejector is from the intake manifold toward the junction upstream of the turbocharger.4. The engine system of claim 1 , further comprising a first check valve disposed in control of the motive flow through the ejector and a second check valve disposed in control of the motive flow through the aspirator.5. The engine system of claim 4 , further comprising a third check valve disposed in control of the flow through the suction port of the ...

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21-01-2021 дата публикации

Aircharger air intake system and method

Номер: US20210017938A1
Автор: Steve Williams
Принадлежит: K&N Engineering Inc

An apparatus and a method are provided for an aircharger air intake system for filtering and conducting an airstream to an air intake of an engine. The aircharger air intake system includes an air filter comprising a filter medium configured to entrap particulates flowing within the airstream. An air box comprising one or more sidewalls and a mount wall is configured to support the air filter within an engine bay. The air box is configured to be mounted, or fastened, onto the engine. An intake tube is coupled with the air filter and configured to conduct the airstream to the air intake of the engine. The intake tube is configured to be coupled with an air temperature sensor or a mass air sensor of the engine. An adapter is configured to couple the intake tube with the air intake.

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16-01-2020 дата публикации

SYSTEM OF FORCIBLY REGENERATING GASOLINE PARTICULATE FILTER

Номер: US20200018215A1
Принадлежит:

A system of forcibly regenerating a gasoline particulate filter may include an exhaust pipe connected to the engine; a catalyst apparatus mounted on the exhaust pipe; first and second intake lines; first and second electric superchargers disposed on the first and second intake lines; a bypass line connecting a first point of the first supercharger and a second point of the second supercharger to each other; a first intake valve disposed at a downstream of the first point of the first intake line; a second intake valve disposed at an upstream of the second point of the second intake line; a bypass valve disposed on the bypass line; and a regeneration air line connecting the first intake line or the bypass line between the first electric supercharger, the first intake valve, and the bypass valve to the exhaust pipe between the catalyst apparatus and the gasoline particulate filter. 1. A system of forcibly regenerating a gasoline particulate filter , the system comprising:an engine including at least one combustion chamber that generates a driving force by a combustion of fuel;an exhaust pipe connected to the at least one combustion chamber and through which exhaust gas flows;a catalyst apparatus mounted on the exhaust pipe and purifying the exhaust gas;the gasoline particulate filter mounted on the exhaust pipe at downstream of the catalyst apparatus and collecting a particulate matter contained in the exhaust gas;a first intake line and a second intake line which are connected to the at least one combustion chamber and supply air to the at least one combustion chamber;a first electric supercharger and a second electric supercharger mounted on the first intake line and the second intake line, respectively;a bypass line connecting a first point of a downstream of the first supercharger on the first intake line and a second point of an upstream of the second supercharger on the second intake line to each other;a first intake valve mounted at a downstream of the first ...

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16-01-2020 дата публикации

ENGINE

Номер: US20200018264A1
Принадлежит: MAZDA MOTOR CORPORATION

An engine includes fuel system components provided on a cylinder head, a purge control valve that controls an amount of evaporated fuel purged to a portion of an intake passage on a downstream side of a throttle valve, and intake pipes that form the portion of the intake passage on the downstream side of the throttle valve and extend in a cylinder array direction, in which the purge control valve is disposed in front of the intake pipes and the fuel system components are disposed on an opposite side of the purge control valve across the intake pipes in vehicle front view or vehicle side view. 1. An engine comprising:a fuel system component provided on a cylinder head;a purge control valve configured to control an amount of evaporated fuel purged from a canister to a portion of an intake passage on a downstream side of a throttle valve; andan intake pipe that forms the portion of the intake passage on the downstream side of the throttle valve, the intake pipe extending in a cylinder array direction,wherein the purge control valve is disposed in front of the intake pipe and the fuel system component is disposed on an opposite side of the purge control valve across the intake pipe in vehicle front view or vehicle side view.2. The engine according to claim 1 , wherein a main air intake pipe that is connected to a supercharger and extends in the cylinder array direction, and', 'a bypass air intake pipe that branches from the main air intake pipe to bypass the supercharger and extends in the cylinder array direction,, 'the intake pipe that forms the portion of the intake passage on the downstream side of the throttle valve includes'}the bypass air intake pipe extends in the cylinder array direction above the main air intake pipe, andthe purge control valve is provided to purge the evaporated fuel into the main air intake pipe.3. The engine according to claim 2 , whereinan evaporated fuel vapor inlet related to the purge control valve is opened in a portion of the main air ...

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28-01-2016 дата публикации

COOLING DEVICE FOR INTERNAL COMBUSTION ENGINE PROVIDED WITH BLOWBY GAS RECIRCULATION DEVICE AND TURBOCHARGER (AS AMENDED)

Номер: US20160025048A1
Принадлежит: TOYOTA JIDOSHA KABUSHIKI KAISHA

The object of the invention is to provide a cooling device for accomplishing both of required engine and compressor cooling degrees. The invention relates to a cooling device for an engine provided with a blowby gas recirculation device () and a turbocharger (), the blowby gas recirculation device recirculating a blowby gas to an intake passage upstream of a compressor of the turbocharger. The cooling device comprises a first cooling device () for cooling a body () of the engine and a second cooling device () for cooling an intake air, separately. The second cooling device cools the compressor (). 17.-. (canceled)8. A cooling device for an internal combustion engine provided with a blowby gas recirculation device and a turbocharger , the blowby gas recirculation device recirculating a blowby gas to an intake passage upstream of a compressor of the turbocharger ,the cooling device comprising:first cooling means for cooling a body of the engine; andsecond cooling means, other than the first cooling means, for cooling an intake air and the compressor,wherein the second cooling means has:a cooling medium passage in which a cooling medium for cooling the intake air and the compressor flows; anda compressor bypass passage for making a part of the cooling medium bypass the compressor.9. The cooling device for the engine as set forth in claim 8 , wherein the second cooling means has:medium cooling means for cooling a cooling medium;a cooling means bypass passage for making at least a part of the cooling medium bypass the medium cooling means; andbypass control means for controlling whether or not at least a part of the cooling medium is made to bypass the medium cooling means via the cooling means bypass passage, andthe bypass control means is configured to make at least a part of the cooling medium bypass the medium cooling means via the cooling means bypass passage when a temperature of the body of the engine is lower than a predetermined temperature.10. The cooling ...

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26-01-2017 дата публикации

INTAKE SYSTEM OF ENGINE HAVING INTAKE DUCT

Номер: US20170022885A1
Принадлежит:

An intake system of an engine having an intake duct includes an intake line disposed to transmit a gas including ambient air to a combustion chamber of an engine. An intake duct formed in a preset section of the intake line and configured to transmit the gas to the combustion chamber. The intake duct is formed of metal, and a coolant jacket formed in a preset region of an outer surface of the intake duct and disposed to cool a gas flowing in the intake duct. A coolant inlet for supplying a coolant is formed at one side of the coolant jacket and a coolant outlet for discharging the coolant is formed at another side of the coolant jacket. 1. An intake system of an engine having an intake duct , the intake system comprising:an intake line disposed to transmit a gas to a combustion chamber of an engine;an intake duct formed in a preset section of the intake line and configured to transmit the gas to the combustion chamber, wherein the intake duct is formed of metal; anda coolant jacket formed in a preset region of an outer surface of the intake duct and disposed to cool a gas flowing in the intake duct,wherein a coolant inlet to which a coolant is supplied is formed at a first side of the coolant jacket, and a coolant outlet from which the coolant is discharged is formed at a second side of the coolant jacket.2. The intake system of claim 1 , further comprising:a turbocharger disposed to compress the gas to a preset pressure provided at an upper stream side of the intake duct.3. The intake system of claim 1 , further comprising:a coolant jacket cover formed to be spaced apart from the outer surface of the intake duct,wherein a coolant jacket is formed between the coolant jacket cover and the outer surface of the intake duct.4. The intake system of claim 3 , wherein the coolant jacket cover is integrally formed with the intake duct.5. The intake system of claim 3 , wherein the coolant jacket cover is formed along an outer circumferential surface of the intake duct claim ...

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26-01-2017 дата публикации

METHOD AND DEVICE FOR THE DYNAMIC MONITORING OF AN AIR FILLING SYSTEM OF AN INTERNAL COMBUSTION ENGINE

Номер: US20170022942A1
Принадлежит:

A method and a device for the dynamic monitoring of an air charging system of an internal combustion engine, subsystems of the air charging system having a low-pass characteristic, and a characteristic state quantity that is to be measured being compared with a modeled, identical state quantity. The measured signal and the modeled signal are filtered using a high-pass filter or bandpass filter, and, given a change in the characteristic state quantity that is to be measured, higher-frequency signal portions are evaluated, which is advantageous with regard to the recognition of so-called slow response errors. 110-. (canceled)11. A method for dynamically monitoring an air charging system of an internal combustion engine , subsystems of the air charging system having a low-pass characteristic as a function of geometry , measurement design , aging , or contamination , the method comprising:performing, for a change in a characteristic state quantity that is to be measured, a dynamic diagnosis by comparison of a modeled signal and a measured signal, the measured signal being an actual value of the characteristic state quantity that can be measured directly or calculated from measurement values of other quantities, and the modeled signal being a model value of the characteristic state quantity; andfiltering the measured signal and the modeled signal with one of a high-pass filter and a bandpass filter; andevaluating, given a change in the characteristic state quantity that is to be measured, higher-frequency signal portions.12. The method of claim 11 , wherein the higher-frequency signal portions of the measured signal claim 11 , or of the signal calculable from measurement values of other quantities claim 11 , are compared with correspondingly filtered and modeled signals claim 11 , and the dynamic characteristic of the subsystems of the air charging system is inferred based on the comparison.13. The method of claim 11 , wherein both the higher-frequency signal portions of ...

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26-01-2017 дата публикации

FLEXIBLE TURBOCHARGER AIR DUCT WITH CONSTRICTING RINGS

Номер: US20170022946A1
Принадлежит:

A turbocharger system includes a flexible duct having an elongated elastomeric body extending longitudinally between first and second ends configured to attach to respective turbocharger devices. A plurality of constricting rings are spaced longitudinally between the ends. Each constricting ring applies a radial compression force around a respective circumference of the duct. Each ring is comprised of a molded thermoplastic retained in a concentric shape by a clasp. The spacing of the constricting rings has a density sufficient to limit a volume increase of the duct under turbocharger operating pressure to less than 20%. Each constricting ring has an inner surface including an intrusion feature providing a reduced compression force on the duct so that a portion of the duct enters the intrusion feature, thereby anchoring the constricting ring in a substantially fixed position. 1. A turbocharger air-transfer system comprising:a flexible duct having an elongated elastomeric body extending longitudinally between first and second ends configured to attach to respective turbocharger devices; anda plurality of constricting rings spaced longitudinally between the ends, each constricting ring applying a radial compression force around a respective circumference of the duct, wherein each ring is comprised of a molded thermoplastic being retained in a concentric shape by a clasp, wherein the spacing of the constricting rings has a density sufficient to limit a volume increase of the duct under turbocharger operating pressure to less than 20%, and wherein each constricting ring has an inner surface including an intrusion feature providing a reduced compression force on the duct so that a portion of the duct enters the intrusion feature, thereby anchoring the constricting ring in a substantially fixed position.2. The system of wherein the intrusion feature includes interior pockets spaced around the inner surface.3. The system of wherein the intrusion feature includes a ...

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25-01-2018 дата публикации

CAR INTERCOOLER PIPE HAVING LOW VIBRATION PROPERTIES

Номер: US20180023456A1
Автор: CHOI Chi-Hoon, KIM Gi-Hwan
Принадлежит:

A car intercooler pipe includes an inlet of the intercooler pipe positioned at an upper side of the car intercooler pipe, an upper corrugated portion having upper corrugated bodies protruding in a rib shape from a surface of a pipe body extending in a direction toward the inlet, an outlet of the intercooler pipe positioned at a lower side of the car intercooler pipe, a lower corrugated portion, and an intermediate portion bent downward from the upper corrugated portion and having the pipe body connected to the lower corrugated portion, wherein a thickness of the pipe body of the intermediate portion is greater than a thickness of the upper corrugated body of the upper corrugated portion and a thickness of the lower corrugated body of the lower corrugated portion, and wherein disconnection portions having corrugations with different heights are formed in the upper corrugated body and the lower corrugated body. 1. A car intercooler pipe comprising:an inlet of the intercooler pipe positioned at an upper side of the car intercooler pipe;an upper corrugated portion having upper corrugated bodies protruding in a rib shape from a surface of a pipe body extending in a direction toward the inlet;an outlet of the intercooler pipe positioned at a lower side of the car intercooler pipe;a lower corrugated portion having lower corrugated bodies protruding in a rib shape from a surface of the pipe body extending in a direction toward the outlet; andan intermediate portion bent downward from the upper corrugated portion and having the pipe body connected to the lower corrugated portion,wherein a thickness of the pipe body of the intermediate portion is greater than a thickness of the upper corrugated body of the upper corrugated portion and a thickness of the lower corrugated body of the lower corrugated portion, andwherein disconnection portions having corrugations with different heights are formed in the upper corrugated body and the lower corrugated body.2. The car intercooler ...

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25-01-2018 дата публикации

SYSTEM AND METHODS FOR EXTRACTING WATER FROM EXHAUST GASES FOR WATER INJECTION

Номер: US20180023522A1
Принадлежит:

Methods and systems are provided for flowing exhaust through a second cooler, arranged downstream of a first cooler and upstream of an intake in an exhaust gas recirculation passage, and extracting condensate for water injection from condensate in cooled exhaust gas exiting the second cooler. In one example, a method may include adjusting the amount of exhaust gas flowing through the second cooler based on an amount of water stored at a water storage tank of a water injection system and engine operating conditions. Further, the method may include selectively flowing exhaust gas from the second cooler to a location upstream or downstream of a compressor in response to engine operating conditions. 1. A method , comprising:flowing exhaust gas through a second cooler, the second cooler arranged downstream of a first cooler in a passage disposed between an exhaust and intake of an engine; andselectively directing the flow of exhaust gas from the second cooler to each of the intake upstream of a compressor and the intake downstream of the compressor based on a first operating condition.2. The method of claim 1 , further comprising adjusting the flow of exhaust gas through the second cooler based on a second operating condition and extracting condensate from the exhaust gas flowing through the second cooler.3. The method of claim 2 , wherein extracting condensate include separating condensate entrained within the exhaust gas exiting the second cooler claim 2 , flowing the extracted condensate to a reservoir of a water injection system claim 2 , and flowing the exhaust gas to the intake either upstream or downstream of the compressor.4. The method of claim 2 , further comprising storing the extracted condensate in a reservoir and injecting the stored condensate into an intake manifold upstream of cylinders of the engine.5. The method of claim 4 , wherein the second operating condition includes one or more of an amount of the stored extracted condensate and a desired amount ...

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25-01-2018 дата публикации

DUCT STRUCTURE

Номер: US20180023524A1
Принадлежит: TOYOTA JIDOSHA KABUSHIKI KAISHA

A duct structure including a fin having a downstream end surface extending between an inner surface of a duct and a downstream end of a top surface of the fin in a height direction of the fin. As a result, a vortex can be intentionally generated in a downstream of the downstream end surface of the fin. Since a pressure in the vortex is lower than a pressure in a surrounding portion of the vortex, the vortex can draw a fluid flow having flowed along the top surface of the fin to the vortex and can change the flow to a flow flowing along a portion of the inner surface of the duct located downstream of the fin. As a result, a flow separation from the inner surface of the duct can be suppressed. 1. A duct structure comprising:a duct; anda fin, whereinthe duct includes an inlet, an outlet and a connecting portion connecting the inlet and the outlet, the duct including an inner surface defining a fluid passage therein,the fin rises from the inner surface of the duct and ends in the fluid passage in a height direction of the fin, the fin including an upstream end and a downstream end and extending from the upstream end of the fin to the downstream end of the fin in a longitudinal direction of the fin, andthe fin includes a downstream end surface having a form obtained when cutting off a downstream end portion of the fin and generating a vortex in a downstream of the downstream end surface of the fin when a fluid flows in the fluid passage.2. The duct structure according to claim 1 , whereina space having a cross-sectional area larger than a cross-sectional area of the inlet is provided upstream of the inlet so that a fluid flows from the space to the fluid passage through the inlet, andthe fin includes a first fin including an upstream end and a downstream end and located at an inlet side end portion of the inner surface of the duct.3. The duct structure according to claim 2 , wherein the duct includes a curved portion formed at the connecting portion claim 2 , the first ...

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29-01-2015 дата публикации

Handheld work apparatus and elastic connecting piece for a handheld work apparatus

Номер: US20150027396A1
Принадлежит: Andreas Stihl AG and Co KG

A handheld work apparatus has at least one tool which is driven by a combustion engine. A portion of an intake channel of the combustion engine is formed by an elastic connecting piece which has a first section and a second section between which an expansion fold is arranged. The expansion fold has a first side wall and a second side wall arranged downstream of the first side wall. A peripheral wall, which extends in the region of the largest outside diameter (a) of the expansion fold, is arranged in flow direction between the first side wall and the second side wall. The connecting piece has a stop for the expansion fold which prevents a segment of the first side wall adjoining the peripheral wall from bearing against the second side wall.

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23-01-2020 дата публикации

ENGINE WITH WORK STROKE AND GAS EXCHANGE THROUGH PISTON ROD

Номер: US20200024946A1
Автор: YAAKOBY Shaul Haim
Принадлежит: Aquarius Engines (A.M.) Ltd.

An internal combustion may include a cylinder having a first combustion chamber at one end and a second combustion chamber at an opposing end, first and second cylinder heads located at an end of the first and second combustion chambers, respectively, and a double-faced piston slidably mounted within the cylinder. The piston may be configured to move in the cylinder in a work stroke from one end to another. The work stroke may include an expansion stroke portion and a non-expansion stroke portion. The non-expansion stroke portion may include a momentum stroke portion, and a compression stroke portion. The engine may further include first and second piston rod portions extending from opposite faces of the piston. Passageways in the piston rod portions may be configured to communicate gases between a combustion chamber and other locations. 1. An internal combustion engine , comprising:a cylinder having a first combustion chamber at a first end and a second combustion chamber at a second end;a first cylinder head located at an end of the first combustion chamber;a second cylinder head located at an end of the second combustion chamber;a double-faced piston slidably mounted within the cylinder and configured to move in a first work stroke from the first end of the cylinder to the second end of the cylinder, wherein the first work stroke includes a first expansion stroke portion during which chemical energy from combustion in the first combustion chamber is converted into mechanical power of the piston, and a first non-expansion stroke portion during which the piston continues to move toward the second end of the cylinder,wherein the cylinder and the piston are sized such that a total distance of the first work stroke is greater than that of the first expansion stroke portion or the first non-expansion stroke portion.2. The engine according to claim 1 , wherein the first non-expansion stroke portion includesa first momentum stroke portion, anda first compression stroke ...

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23-01-2020 дата публикации

Engine system

Номер: US20200025160A1
Принадлежит: Aisan Industry Co Ltd

An engine system including a drainage passage connected to a third portion of an intake passage that is on a downstream side relative to a supercharger and on an upstream side relative to a throttle valve; a drainage valve configured to open and close the drainage passage; an exhaust bypass passage connected to a first portion of the exhaust passage and a fourth portion of the exhaust passage on upstream side relative to the supercharger, and provided to deliver gas flowing in the fourth portion of the exhaust passage to the first portion of the exhaust passage; a wastegate valve configured to adjust a passage area of the exhaust bypass passage; and a controller. The controller may be configured to reduce an opening degree of the wastegate valve, reduce an opening degree of a throttle valve, and open the drainage valve.

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28-01-2021 дата публикации

THROTTLE CONTROLLED INTAKE SYSTEM

Номер: US20210025343A1
Принадлежит: K&N Engineering, Inc.

A throttle-controlled intake system is disclosed that provides a driver of a vehicle with greater control over engine functions and vehicle performance. The throttle-controlled intake system includes a control module that is coupled with an aircharger air intake. The control module processes input signals from a throttle pedal of the vehicle and sends modified throttle position signals to a throttle body of the vehicle so as to increase throttle responsiveness of the vehicle. The throttle-controlled intake system further includes a wiring harness and a signal adjuster. The wiring harness electrically couples the control module with the throttle pedal and the throttle body. The control module sends signals directly to the throttle body of the engine, bypassing an electronic control unit of the vehicle. The signal adjuster includes a rheostat that enables manual adjustment of the throttle responsiveness of the vehicle. 1. A throttle-controlled intake system for providing greater control over engine performance of a vehicle , the system comprising:an aircharger air intake system for conducting a filtered airstream to an air intake of the engine;a control module coupled with the aircharger air intake system and configured to send signals directly to a throttle body of the engine; anda wiring harness configured to electrically couple the control module with a throttle pedal and the throttle body.2. The system of claim 1 , wherein the aircharger air intake system comprises:an air filter comprising a filter medium configured to entrap particulates flowing within an airstream;an air box including one or more sidewalls and a mount wall;an intake tube coupled with the air filter and configured to conduct the airstream to the air intake; andan adapter configured to couple the intake tube with the air intake.3. The system of claim 2 , wherein the one or more sidewalls are configured to receive fasteners suitable for installing the air box onto the engine.4. The system of claim ...

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28-01-2021 дата публикации

TURBO-BOOST CONTROLLED INTAKE SYSTEM

Номер: US20210025357A1
Принадлежит: K&N Engineering, Inc.

A turbo-boost controlled intake system is disclosed that provides a driver of a vehicle with greater control over vehicle performance. The turbo-boost controlled intake system includes a control module that is coupled with an aircharger air intake. The control module instructs an electronic control unit of the vehicle to increase manifold pressure to a higher level before releasing the pressure through a waste gate so as to provide a greater power output of the engine. The turbo-boost controlled intake system further includes a wiring harness and a signal adjuster. The wiring harness couples the control module with a turbo inlet pressure sensor, a manifold absolute pressure sensor, and an electronic control unit of the vehicle. The signal adjuster includes a rheostat that enables manual adjustment of the power output of the engine. 1. A turbo-boost controlled intake system configured for providing greater control over vehicle performance , the system comprising:an aircharger air intake system for conducting a filtered airstream to an air intake of an engine;a control module coupled with the aircharger air intake system and configured to signal an increase in manifold pressure before releasing the pressure through a waste gate so as to maintain additional boost for an increased power output of the engine; anda wiring harness configured to electrically couple the control module with a turbo inlet pressure sensor, a manifold absolute pressure sensor, and an electronic control unit of the vehicle.2. The system of claim 1 , wherein the aircharger air intake system comprises:an air filter comprising a filter medium configured to entrap particulates flowing within an airstream;an air box including one or more sidewalls and a mount wall;an intake tube coupled with the air filter and configured to conduct the airstream to the air intake; andan adapter configured to couple the intake tube with the air intake.3. The system of claim 2 , wherein the one or more sidewalls are ...

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28-01-2021 дата публикации

ENGINE INTAKE SYSTEM

Номер: US20210025358A1
Принадлежит: MAZDA MOTOR CORPORATION

An engine cover covers an engine; and an intake pipe through which the air is introduced into the engine. An intake silencer is provided adjacent to the intake pipe and suppresses air pressure fluctuations of air in the intake pipe to reduce intake sound. A portion of the intake silencer is covered with the engine cover, and a remaining portion is exposed with respect to the engine cover. An advantage is that secondary noise generated by the intake silencer and a temperature increase of air suctioned into the engine are simultaneously suppressed. 1. An engine intake system comprising:an engine cover that covers an engine accommodated in an engine compartment of a vehicle;an intake pipe through which air is introduced into the engine; andan intake silencer that is disposed adjacent to the intake pipe and suppresses air pressure fluctuations of the air in the intake pipe to reduce intake sound, whereina first portion of the intake silencer is covered by the engine cover, and a remaining portion of the intake silencer is exposed with respect to the engine cover.2. The engine intake system according to further comprising:a turbocharger that is arranged on a downstream side of the intake silencer in an air flow direction of the air in the intake pipe and boosts an air pressure of air introduced into the engine, whereina downstream portion of the intake silencer, a portion of the intake pipe from the downstream portion of the intake silencer to the turbocharger, and the turbocharger are covered by the engine cover, and an upstream portion of the intake silencer is exposed with respect to the engine cover.3. The engine intake system according to claim 2 , whereinthe downstream portion of the intake silencer being the first portion of the intake silencer, andthe upstream portion of the intake silence being the remaining portion of the intake silencer.4. The engine intake system according to claim 1 , whereinthe first portion of the intake silencer that is covered with the ...

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02-02-2017 дата публикации

CONTROL DEVICE OF AN ENGINE

Номер: US20170030260A1
Автор: Nishio Takafumi
Принадлежит:

To improve the controllability of the feedback control of the boost pressure, an ECU comprises a valve control part that feedback controls a boost pressure of a turbocharger based on a deviation between a target boost pressure and an actual boost pressure, and a determination part that determines whether or not the exhaust state in an exhaust passage can achieve the target boost pressure, and the feedback control includes at least an integral term, and when the determination part determines the exhaust state cannot achieve the target boost pressure, the valve control part reduces the influence of the deviation on the calculation of integral term compared with that when the exhaust state can achieve the target boost pressure. 1. A control system of an engine , the system comprising:a turbocharger having a turbine that is provided to an exhaust passage and a compressor that is provided to an intake passage,a turbine bypass passage for diverting exhaust around the turbine, anda wastegate valve that is provided to the turbine bypass passage for controlling a flow rate of the exhaust flowing in the turbine bypass passage, a control part for feedback controlling a boost pressure of the turbocharger based on a deviation between a target boost pressure and an actual boost pressure, and', 'a determination part for determining whether or not the exhaust state in the exhaust passage can achieve the target boost pressure,, 'a control device includingwherein the feedback control includes at least an integral term, and when the determination part determines that the exhaust state cannot achieve the target boost pressure, the control part controls an opening degree of the wastegate valve so as to reduce the influence of the deviation on the calculation of the integral term compared to that when the exhaust state can achieve the target boost pressure.2. The control system of the engine according to claim 1 ,wherein the control part calculates the integral term from an integrated ...

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02-02-2017 дата публикации

Check Valve Device And Vapor Fuel Supply System

Номер: US20170030301A1
Автор: FUJISAKI Yoshihiko
Принадлежит:

A check valve device includes a valve portion elastically deformable to prevent or allow a flow of a vapor fuel through a fluid passage in one direction by contacting with or separating from a valve seat. An upstream passage forming member has the valve seat and the fluid passage located upstream of the valve portion. A downstream passage forming member includes a terminal portion housed in the upstream passage forming member and having a downstream passage. A narrowed passage provided inside the terminal portion or between the upstream passage forming member and the terminal portion. A cross-sectional area of the narrowed passage is set to be smaller than any of the fluid passage and the downstream passage. 1. A check valve device capable of limiting a flow of a vapor fuel passing through a fluid passage in one direction , the check valve device comprising:a valve portion extending radially outward from a valve shaft, the valve portion being elastically deformable depending on a direction of a pressure of the vapor fuel, the valve portion being configured to prevent or allow a flow of the vapor fuel through the fluid passage by contacting with or separating from a valve seat located downstream of the fluid passage in accordance with an elastic deformation of the valve portion;an upstream passage forming member including the fluid passage and the valve seat, and supporting the valve shaft;a downstream passage forming member including a terminal portion having therein a downstream passage through which the vapor fuel passed out of the fluid passage flows downstream, the downstream passage forming member being connected to the upstream passage forming member while the terminal portion is housed in the upstream passage forming member; anda narrowed passage provided inside the terminal portion or between an inner wall surface of the upstream passage forming member other than the valve seat and an outer circumferential surface of the terminal portion, a cross-sectional ...

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02-02-2017 дата публикации

SUPERCHARGER WITH EXHAUST GAS RECIRCULATION

Номер: US20170030308A1
Принадлежит:

An engine, methods and systems are provided for supercharging charge air for internal combustion engines. The engine having an intake, and a blower with at least one impeller in the intake mounted on a rotatable shaft. An EGR line opens into the intake system upstream of the at least one impeller to form a junction point. A flap, pivotable about an axis running transversely with respect to the intake air flow, has: a first position which blocks the intake by way of a front side, and which opens up the EGR line; and a second position to cover the EGR line and open intake system wherein the flap is not planar, and has, at least on the front side thereof, at least one deformation as an unevenness. 1. A supercharged internal combustion engine havingan intake system for the supply of a charge-air flow;an exhaust-gas discharge system for the discharge of exhaust gas;at least one blower arranged in the intake system, which blower is equipped with at least one impeller which is mounted, in a housing, on a rotatable shaft;an exhaust-gas recirculation arrangement comprising a recirculation line which branches off from the exhaust-gas discharge system and which opens into the intake system upstream of the at least one impeller so as to form a junction point, the recirculation line branching off upstream of a turbine arranged in the exhaust-gas discharge system; anda flap which is delimited circumferentially by an edge and which is arranged in the intake system at the junction point and which is pivotable about an axis running transversely with respect to the fresh-air flow, in such a way that the flap, in a first end position, by way of a front side, blocks the intake system and opens up the recirculation line, and in a second end position, by way of a rear side, covers the recirculation line and opens up the intake system, [{'b': '3', 'the flap () is not planar, and'}, {'b': 3', '4, 'has, at least on the front side (′), at least one deformation () as an unevenness.'}], ' ...

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04-02-2016 дата публикации

Systems for thermal management of engine valves

Номер: US20160032868A1
Принадлежит: General Electric Co

Various methods and systems are provided for cooling gas admission valves configured to admit gaseous fuel to an engine. In one embodiment, a system comprises an intake manifold including a gaseous fuel line for supplying gaseous fuel to a plurality of cylinders of an engine configured to combust the gaseous fuel, and at least one gas admission valve mounted to the gaseous fuel passage for regulating admission of the gaseous fuel to the plurality of cylinders. The system further includes a thermal management system configured to direct thermal fluid to the plurality of gas admission valves.

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04-02-2016 дата публикации

Firing-paired Intake Manifold

Номер: US20160032876A1
Автор: Hollinger Ted
Принадлежит:

The disclosed apparatus, systems and methods relate to an intake manifold for use in internal combustion engines which pairs cylinders together so as to allow the sharing of air and fuel to improve efficiency and power. 1. An intake manifold comprising:a. at least one elongate pipe, further comprising a bifurcated first end adapted for providing fuel to two paired cylinders and a second end.2. The intake manifold of claim 1 , further comprising a plenum.3. The intake manifold of claim 2 , further comprising at least one injector.4. The intake manifold of claim 3 , wherein the intake manifold is configured for use with a hydrogen engine.5. The intake manifold claim 4 , wherein the intake manifold is configured for use with a V8 engine.6. An intake manifold system for use in power generation claim 4 , comprising:a. a four-stroke internal combustion engine comprising a plurality of combustion chambers fired in sequence; andb. an intake manifold in gaseous communication with the engine, the intake manifold further comprising at least one pipe comprising a first bifurcated end which comprises first and second combustion chamber attachment portions and a second end which extends substantially vertically above the chamber; wherein the first and second combustion chamber attachment portions are in sealed gaseous communication with one another and first and second paired combustion chambers.7. The intake manifold system of claim 6 , wherein the plurality of combustion chambers are fired at opposite points in the firing sequence.8. The intake manifold system of claim 7 , wherein the internal combustion engine further comprises a plurality of cylinders which can be positioned in top dead center and bottom dead center positions.9. The intake manifold of claim 8 , wherein the first and second paired combustion chamber cylinders are in the same dead center position. This application claims priority to U.S. Provisional Application No. 61/951,612, filed Mar. 12, 2014 and entitled “ ...

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01-02-2018 дата публикации

Air duct system

Номер: US20180030938A1
Принадлежит: GM GLOBAL TECHNOLOGY OPERATIONS LLC

An air duct system includes a first member that includes a groove disposed around only a portion of an opening. A second member defines a passage extending along a longitudinal axis, and is in fluid communication with the opening of the first member. The second member includes a flange disposed within the groove of the first member. The engagement between the flange and the groove restricts relative movement between the first member and the second member in an axial direction along the longitudinal axis. An attachment system connects the first member and the second member together, and restricts relative movement between the first member and the second member in a lateral direction that is transverse to the longitudinal axis, to secure the flange within the groove.

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01-02-2018 дата публикации

AIR-BYPASS VALVE CONTROL DEVICE

Номер: US20180030939A1
Автор: MURAMATSU Konosuke
Принадлежит: SUBARU CORPORATION

An air-bypass valve control device is disposed in an engine. The engine includes an intake passage, a compressor, a throttle valve, an air-bypass passage and the air-bypass valve. The air-bypass valve control device includes an intake air amount detector, a controller. The intake air amount detector detects an intake air amount of the engine. The controller configured to temporarily bring the air-bypass valve into an opened state in the case where the intake air amount of the engine immediately before a decrease in an opening degree of the throttle valve is equal to or larger than a predetermined value when the opening degree of the throttle valve decreases at a predetermined speed or higher. 1. An air-bypass valve control device configured to be installed in an engine , the engine comprising:an intake passage configured to introduce air into the engine;a compressor provided in the intake passage and capable of compressing the air;a throttle valve disposed downstream of the compressor in the intake passage;an air-bypass passage configured to bypass the compressor from an upstream region to a downstream region thereof in the intake passage; andan air-bypass valve configured to be driven by an electric actuator to open/close the air-bypass passage, the air-bypass valve control device comprising:an intake air amount detector configured to detect an intake air amount of the engine; anda controller configured to temporarily bring the air-bypass valve into an opened state in a case where the intake air amount of the engine immediately before a decrease in an opening degree of the throttle valve is equal to or larger than a first predetermined value when the opening degree of the throttle valve decreases at a predetermined speed or higher.2. The air-bypass valve control device according to claim 1 , whereinthe first predetermined value is set such that the air-bypass valve is temporarily brought into the opened state in a case where an expected amplitude of a pressure ...

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17-02-2022 дата публикации

Air Duct of an Internal Combustion Engine

Номер: US20220049672A1
Принадлежит: Mann and Hummel GmbH

An air duct of an internal combustion engine has an inner pipe providing a flow channel and a housing with a first housing part and a second housing part, wherein the inner pipe is arranged in the housing. The first housing part and the second housing part enclose a chamber between the inner pipe and the housing. The inner pipe has at least one section with perforations in a wall of the inner pipe, wherein the perforations completely penetrate the wall of the inner pipe. A cylindrical acoustic component at least partially encloses the at least one section of the inner pipe at an outer side of the inner pipe. A wall of the cylindrical acoustic component is provided, at least in sections thereof, with continuous openings. The flow channel is acoustically connected via the perforations and via the continuous openings to the chamber.

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30-01-2020 дата публикации

Motor vehicle engine air intake system, an air filter enclosure assembly and vehicle engine air intake method

Номер: US20200032747A1
Принадлежит: Bentley Motors Ltd

Vehicle Engine Air Intake System and Method (to be accompanied by FIGS. 1 and 3 ) In a motor vehicle ( 12 ), an air filter housing ( 14 ) is at least partially defined by a cross-member ( 28 ) forming part of a structural front end module of the vehicle body. The cross-member ( 28 ) defines a recess ( 44 ) for receiving an air filter ( 90 ) and at least one air inlet aperture opening into the recess. An air filter enclosure assembly is mounted to the cross-member over an open face of the recess. The air filter enclosure assembly may include an air filter enclosure ( 42 ) and an air filter ( 90 ).

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04-02-2021 дата публикации

ENGINE INTAKE SYSTEM

Номер: US20210033050A1
Принадлежит: MAZDA MOTOR CORPORATION

An intake system of an engine supplies gas at least containing fresh air to each cylinder. The system includes an EGR passage that communicates with an internal space of a downstream intake passage and introduces some EGR gas into the downstream intake passage. The EGR passage includes a projected section in a substantially polygonal or cylindrical shape that is projected to the internal space of the downstream intake passage. The projected section is formed in such a shape that a projection length H in an outer circumferential surface on an upstream side is longer than a projection length H in an outer circumferential surface on a downstream side. 1. An engine intake system supplies gas containing fresh air to a cylinder of an engine , the engine intake system comprising:a throttle valve that regulates an intake amount of the fresh air;an intake passage having an internal space in which the fresh air that passed through the throttle valve is introduced into the cylinder of the engine; andan EGR passage that communicates with the internal space of the intake passage and introduces at least some exhaust gas as EGR gas into the intake passage, whereinthe EGR passage includes a projected section having a substantially polygonal or at least partially cylindrical shape that extends into the internal space of the intake passage, andan upstream lateral surface of the projected section has a projection length that is longer than a projection length on a downstream lateral surface of the projected section.2. The engine intake system according to claim 1 , whereinthe projected section of the EGR passage has an at least a partial cylindrical shape.3. The engine intake system according to claim 2 , whereinthe at least the partial cylindrical shape is a substantially cylindrical shape.4. The engine intake system according to claim 2 , whereinthe at least partial cylindrical shape has a first portion that is closer to a wall of the intake passage than a second portion that is ...

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04-02-2021 дата публикации

Centrifugal compressor and turbocharger

Номер: US20210033103A1

A centrifugal compressor includes an impeller, a compressor inlet pipe for guiding air to the impeller, a scroll passage disposed on an outer peripheral side of the impeller, and a bypass passage connecting the compressor inlet pipe and the scroll passage and bypassing the impeller. In a cross-section perpendicular to an axis of the compressor inlet pipe, when A 1 is a connection portion on a downstream side in a rotational direction of the impeller of connection portions between an inner wall surface of the compressor inlet pipe and an inner wall surface of the bypass passage, C is a virtual circle constituting the inner wall surface of the compressor inlet pipe, and L 1 is a tangent line of the virtual circle C at the connection portion A 1, the inner wall surface of the bypass passage is formed from the connection portion A 1 along the tangent line L 1.

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11-02-2016 дата публикации

ARRANGEMENT FOR PROVIDING AN AFTERTREATMENT DEVICE HOUSING WITH AIR

Номер: US20160040574A1
Принадлежит:

An arrangement for providing an aftertreatment device housing with air comprises a combustion air intake () disposed receive combustion air for combustion in an internal combustion engine (); a first supercharger () disposed to receive combustion air from the combustion air intake (); a first conduit () disposed to receive the combustion air compressed in the first supercharger (); a second conduit () coupled to the first conduit () to receive a first portion of the combustion air compressed in the first supercharger () from the first conduit (); and a third conduit () coupled to the first conduit () to receive a second portion of the combustion air compressed in the first supercharger (), wherein the third conduit () is configured to convey the second portion into the aftertreatment device housing () which substantially surrounds an aftertreatment device (). 1113. An arrangement for providing an aftertreatment device housing () with air comprising:{'b': 100', '118, 'a combustion air intake () disposed to receive combustion air for combustion in an internal combustion engine ();'}{'b': 104', '100, 'a first supercharger () disposed to receive the combustion air from the combustion air intake ();'}{'b': 106', '104, 'a first conduit () disposed to receive the combustion air compressed in the first supercharger ();'}{'b': 110', '106', '104', '106, 'a second conduit () coupled to the first conduit () to receive a first portion of the combustion air compressed in the first supercharger () from the first conduit (); and'}{'b': 112', '106', '104, 'a third conduit () coupled to the first conduit () to receive a second portion of the combustion air compressed in the first supercharger (),'}{'b': 112', '113', '114, 'wherein the third conduit () is configured to convey the second portion into the aftertreatment device housing () which substantially surrounds an aftertreatment device ().'}2118. The arrangement of claim 1 , wherein the first portion is conveyed to an internal ...

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12-02-2015 дата публикации

SYSTEMS AND METHODS FOR MULTIPLE ASPIRATORS FOR A CONSTANT PUMP RATE

Номер: US20150040852A1
Принадлежит: FORD GLOBAL TECHNOLOGIES, LLC

Methods and systems are provided for a parallel arrangement of at least two valved aspirators, with a high pressure source such as an intake throttle inlet coupled to a motive inlet of the arrangement and a low pressure sink such as an intake throttle outlet coupled to a mixed flow outlet of the arrangement. Intake throttle position and respective valves arranged in series with each aspirator of the arrangement are controlled based on intake manifold pressure and/or a desired engine air flow rate, for example such that a combined motive flow rate through the arrangement increases as intake manifold pressure increases. An intake throttle with a fully closed default position may be used in conjunction with the arrangement; during a fault condition where the intake throttle is fully closed, the valves of the arrangement may be controlled to achieve a controllable engine air flow rate during the fault condition. 1. A method for an engine , comprising:increasing a combined motive flow rate through a parallel aspirator arrangement of at least two valved aspirators bypassing an intake throttle as intake manifold pressure increases.2. The method of claim 1 , further comprising claim 1 , for each aspirator claim 1 , controlling a valve arranged in series upstream of a motive inlet of the aspirator based on intake manifold pressure.3. The method of claim 2 , further comprising controlling the intake throttle based on a difference between the combined motive flow rate through the aspirator arrangement and a desired engine air flow rate.4. The method of claim 3 , further comprising closing the intake throttle when the desired engine air flow rate is less than a threshold corresponding to a maximum combined motive flow rate of the aspirator arrangement claim 3 , and at least partially opening the intake throttle when the desired engine air flow rate is greater than the threshold.5. The method of claim 2 , wherein control of the valves is further based on a level of stored vacuum ...

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11-02-2016 дата публикации

ADAPTIVE AIR INTAKE SEALING JOINT

Номер: US20160040635A1
Автор: Satarino Charles
Принадлежит:

An adaptive air intake joint for an internal combustion engine comprising a molded elastomeric duct body having standing ribs constructed and arranged to provide a continuous and sufficient contact force across the face of a joint of an adjoining duct body. A clamp secured to the duct causes the ribs to provide a continuous and sufficient contact force across a seal surface, eliminating the need for constant tension clamp and improving the air intake joint seal to prevent leakage that is especially common in cold environments. 1. An adaptive air intake joint for an internal combustion engine comprising:{'b': 12', '15', '17', '15', '21', '19', '23', '14', '17', '23, 'a first duct body () having an interior surface () and an exterior surface (), said interior surface () providing a first air flow passageway () between a first end () and a receptacle end (), at least two ribs () positioned over the exterior surface () of said receptacle end ();'}{'b': 29', '31', '33', '31', '29', '32', '35', '37', '35', '23', '12', '33', '35', '15', '23', '41', '20', '14, 'a second duct body () having an interior surface () and exterior surface (), said interior surface () of said second duct body providing a second air flow passageway () between an insertion end () and a second end (), said insertion end insertable into said receptacle end () of said first duct body () with said exterior surface () of said insertion end () constructed and arranged to frictionally engage said interior surface () of said receptacle end () to form a joint (); and a clamp () positioned over said ribs ();'}{'b': 20', '14', '41', '21', '29', '19', '37, 'wherein said clamp () is tightened to cause compression of the ribs () to provide a constant pressure on the joint (), said first duct body () and said second duct body () forming a sealed passageway between said first () and second ends ().'}214. The adaptive air intake joint for an internal combustion engine according to wherein said ribs () are formed by ...

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11-02-2016 дата публикации

Air supply system

Номер: US20160040636A1

An air supply system for supplying fresh air to at least one combustion chamber of an internal combustion engine may include a housing having a fresh air path and a lateral introduction opening. A charge-air cooler may be instertable into the housing via the introduction opening along an introduction direction. The charge-air cooler may be arranged in the housing and the fresh air path may extend through the charge air cooler. The charge air cooler may include an outer end region closing the introduction opening. The outer end region of the charge-air cooler may be secured to the housing.

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11-02-2016 дата публикации

Air intake device for motorcycle

Номер: US20160040637A1
Автор: Toshiyuki Tsubone
Принадлежит: Kawasaki Jukogyo KK

In an air intake device for motorcycle, an air cleaner having a front end formed with a main intake port is disposed between a pair of left and right main frame pieces forming a main frame. An introducing passage is formed within the main frame for capturing an incoming wind. An intake air introducing port of the introducing passage is provided at a location rearwardly of the main intake port in the main frame piece. An intake air discharge port is defined in an intermediate portion of a front portion of the main frame with respect to a motorcycle widthwise direction so as to open rearwardly and to be fluid connected with the main intake port. A sub intake port is provided in communication with the main intake port so as to introduce an intake air into the main intake port.

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11-02-2016 дата публикации

PNEUMATICALLY ACTUATED VACUUM PUMP HAVING MULTIPLE VENTURI GAPS AND CHECK VALVES

Номер: US20160040688A1
Принадлежит: DAYCO IP HOLDINGS, LLC

A pneumatically actuated vacuum pump is disclosed, and includes a body defining a converging motive section, a diverging discharge section, at least one suction port, and a Venturi gap. The Venturi gap is located between an outlet end of the converging motive section and an inlet end of the diverging discharge section. The pneumatically actuated vacuum pump also includes a first check valve fluidly connected to the Venturi gap and the suction port. The pneumatically actuated vacuum pump further includes at least one second gap located in the diverging discharge section of the body downstream of the Venturi gap. A second check valve is fluidly connected to the second gap. 1. A pneumatically actuated vacuum pump , comprising:a body defining a converging motive section, a diverging discharge section, at least one suction port, and a Venturi gap located between an outlet end of the converging motive section and an inlet end of the diverging discharge section;a first check valve fluidly connected to the Venturi gap and the suction port; andat least one second gap located in the diverging discharge section of the body downstream of the Venturi gap, wherein a second check valve is fluidly connected to the second gap.2. The pneumatically actuated vacuum pump of claim 1 , wherein the body defines a housing that surrounds a portion of the diverging discharge section and contains the Venturi gap and the second gap.3. The pneumatically actuated vacuum pump of claim 2 , further comprising at least one check valve element and least one suction cap claim 2 , wherein the check valve element is located between the suction cap and a surface of the housing.4. The pneumatically actuated vacuum pump of claim 3 , wherein the check valve element includes a first portion and a plurality of tabs that extend in a direction transverse to the first portion.5. The pneumatically actuated vacuum pump of claim 4 , wherein the plurality of tabs each correspond to either the Venturi gap or the ...

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09-02-2017 дата публикации

UNDERPLATFORM DAMPING MEMBERS AND METHODS FOR TURBOCHARGER ASSEMBLIES

Номер: US20170037734A1
Принадлежит:

Damping members for turbocharger assemblies, methods for providing turbocharger assemblies, and turbocharger assemblies are described herein. The damping members include bodies having shapes to fit between a recess extending into a rotor disk of a turbocharger and laterally protruding shoulders of platforms in neighboring blades of the turbocharger. The bodies dampen vibrations of the blades during rotation of the blades. The damping members may include a variety of shapes, such as a sheet, a wedge, a tapered pin, a cylindrical pin, a bent sheet, or another shape. 1. A damping member comprising:a body having a shape to fit between a recess extending into a rotor disk of a turbocharger and laterally protruding shoulders of platforms in neighboring blades of the turbocharger, the body configured to dampen vibrations of the blades during rotation of the blades and the rotor disk by engaging under surfaces of the shoulders of the platforms that oppose the rotor disk of at least one of the blades.2. The damping member of claim 1 , wherein the body has the shape to concurrently engage the under surfaces of the shoulders of the platforms of the blades when the platforms are misaligned with respect to the rotor disk.3. The damping member of claim 1 , wherein the shape of the body is sized to fit between the recess in the rotor disk and the laterally protruding shoulders of the platforms in the neighboring blades that do not include shanks vertically extending between dovetails of the blades and the platforms of the blades.4. The damping member of claim 1 , wherein the body has the shape of a sheet having opposite parallel first and second sides and opposite parallel first and second edges claim 1 , wherein the first and second edges intersect the first side at curved interfaces that are configured to concurrently engage the under surfaces of the shoulders of the platforms in the blades.5. The damping member of claim 1 , wherein the body has the shape of a wedge comprising a ...

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06-02-2020 дата публикации

INTAKE PASSAGE STRUCTURE FOR TURBOCHARGER-EQUIPPED ENGINE

Номер: US20200040810A1
Принадлежит: MAZDA MOTOR CORPORATION

An intake passage structure for a turbocharger-equipped engine () includes a supercharging passage () and an air relief passage () that are provided in a compressor case (). The air relief passage () has a first passage () and a second passage (), each of which is in a non-linear shape. The first and second passages () and () each have an air outflow port () formed through an inner wall surface of an upstream portion () of the supercharging passage () upstream of a compressor (). The air outflow ports () are formed through different portions of the inner wall surface in a circumferential direction of the inner wall surface so as to overlap with each other in a direction along a central axis of the upstream portion (). 1. An intake passage structure for a turbocharger-equipped engine , the intake passage structure comprising:a compressor of the turbocharger housed in a compressor case;an upstream intake passage supplying intake air into the compressor case;a downstream intake passage supplying the intake air supplied into the compressor case and supercharged by the compressor to an intake port of the engine; anda throttle valve disposed in the downstream intake passage, whereina supercharging passage and an air relief passage are provided in the compressor case, the supercharging passage including the compressor and connecting the upstream intake passage and the downstream intake passage together, the air relief passage connecting an upstream portion of the supercharging passage upstream of the compressor and a downstream portion of the supercharging passage downstream of the compressor together without passing through the compressor, and returning a portion of the intake air supercharged by the compressor to the upstream portion of the supercharging passage upstream of the compressor,the air relief passage has a first passage and a second passage, each of which is in a non-linear shape,the first and second passages each have an air outflow port formed through an ...

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06-02-2020 дата публикации

AIR FILTER FOR TURBOCHARGERS AND SUPERCHARGERS

Номер: US20200040853A1
Автор: Williams Steve
Принадлежит: K&N Engineering, Inc.

An apparatus and a method are provided for an air filter configured to be mounted onto air inlets of turbochargers and superchargers. The air filter comprises a proximal base including an inlet receiver configured to receive an air inlet, a clamp to secure the air inlet within the inlet receiver, and a first opening aligned with a screw mechanism of the clamp. A filter medium fastened to the proximal base is configured to remove particulate matter and other contaminates from an incoming air stream. A distal end cap fastened to the filter medium comprises a second opening aligned with the first opening. A conduit within an interior cavity of the air filter is disposed between the first opening and the second opening, facilitating tightening and loosening the clamp by extending an appropriate tool through the interior cavity so as to engage the screw mechanism of the clamp. 1. (canceled)2. (canceled)3. (canceled)4. (canceled)5. (canceled)6. (canceled)7. (canceled)8. (canceled)9. (canceled)10. (canceled)11. (canceled)12. (canceled)13. (canceled)14. (canceled)15. A method for an air filter to mount onto air inlets of turbochargers and superchargers , comprising:configuring a base comprising an inlet receiver to couple with an air inlet, the base including a first opening;fastening a filter medium to the base, the filter medium configured to remove particle contaminates from air drawn into the air inlet;fastening a cap to the filter medium opposite of the base, the cap including a second opening;extending a conduit from the first opening in the base to the second opening in the cap;configuring a clamp to secure the air inlet within the inlet receiver; andplacing the clamp onto the inlet receiver.16. The method of claim 15 , wherein extending the conduit further comprises positioning the conduit within an interior cavity of the air filter claim 15 , such that unfiltered air is prevented from entering through the first opening and the second opening into the air inlet.17. ...

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06-02-2020 дата публикации

AIR INTAKE PASSAGE STRUCTURE FOR ENGINE

Номер: US20200040854A1
Принадлежит: MAZDA MOTOR CORPORATION

An air intake passage () has a third passage () that connects an intercooler () and a bottom portion of a surge tank () such that the intercooler () is positioned below the surge tank (). A pair of wall portions () configured to catch moisture is formed in a section from an upstream end portion of the third passage () to a connected portion between said third passage () and the surge tank (). 1. An air intake passage structure for an engine comprising:an intake port that communicates with a combustion chamber; andan air intake passage in which an intercooler and a surge tank are sequentially provided from an upstream side along a flow direction of gas and in which a downstream end portion is connected to the intake port, whereinthe air intake passage is arranged such that the intercooler is positioned below the surge tank in a vehicle-mounted state, and has an introduction passage that connects the intercooler and a bottom portion of the surge tank, andat least one of the introduction passage and the surge tank has a reverse flow prevention structure that suppresses a reverse flow of moisture from a flow of the gas.2. The air intake passage structure for the engine according to claim 1 , whereinthe reverse flow prevention structure is arranged in a section from an upstream end portion of the introduction passage to a connected portion between a downstream end portion of the introduction passage and the surge tank, and is configured to catch the moisture that flows reversely from the flow of the gas.3. The air intake passage structure for the engine according to claim 2 , whereinthe introduction passage is connected to the surge tank via an introduction port formed in the bottom portion of the surge tank, andthe reverse flow prevention structure is formed around the introduction port.4. The air intake passage structure for the engine according to claim 3 , whereinthe engine has plural cylinders that are arranged in line,the surge tank extends in a cylinder array ...

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06-02-2020 дата публикации

INTAKE PASSAGE STRUCTURE FOR TURBOCHARGER-EQUIPPED ENGINE

Номер: US20200040855A1
Принадлежит: MAZDA MOTOR CORPORATION

An intake passage structure for a turbocharger-equipped engine () includes a supercharging passage () and an air relief passage () provided in a compressor case (). The air relief passage () has an air outflow port () formed through an inner wall surface of an upstream portion () of the supercharging passage () upstream of the compressor (). A projecting member () projecting radially inward of a specific portion () is provided on a portion of an inner wall surface of the specific portion () in a circumferential direction of the inner wall surface. The specific portion () ranges from a downstream portion of an upstream intake passage () to a portion of the supercharging passage () upstream of the air outflow port (). 1. An intake passage structure for a turbocharger-equipped engine , the intake passage structure comprising:a compressor of the turbocharger housed in a compressor case;an upstream intake passage supplying intake air into the compressor case;a downstream intake passage supplying the intake air supplied into the compressor case and supercharged by the compressor to an intake port of the engine; anda throttle valve disposed in the downstream intake passage, whereina supercharging passage and an air relief passage are provided in the compressor case, the supercharging passage including the compressor and connecting the upstream intake passage and the downstream intake passage together, the air relief passage connecting an upstream portion of the supercharging passage upstream of the compressor and a downstream portion of the supercharging passage downstream of the compressor together without passing through the compressor, and returning a portion of the intake air supercharged by the compressor to the upstream portion of the supercharging passage upstream of the compressor,the air relief passage has an air outflow port formed through an inner wall surface of the upstream portion of the supercharging passage upstream of the compressor, andat least one ...

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18-02-2021 дата публикации

FASTENER-COMPONENT SUB-ASSEMBLY

Номер: US20210047991A1
Принадлежит: CATERPILLAR INC.

A fastener-component sub-assembly has a body, a retaining member, and a fastener. The component has an interior surface, an exterior surface, and one or more openings extending from the interior surface to the exterior surface. A first opening of the one or more openings has an inlet and outlet, with an axis extending therethrough. The retaining member is disposed in the first opening of the one or more openings between the inlet and the outlet. The fastener is disposed in the first opening, and the fastener includes a narrow portion and a wide portion. The width of the narrow portion is less than the width of the wide portion. The fastener is movable in the first opening between an extended position and a recessed position. The narrow portion of the fastener is sized such the fastener is able to freely move along the axis and through the retaining member. The wide portion of the fastener is sized such that the fastener is prevented from moving toward the inlet of the first opening when the wide portion engages the retaining member. 1. An engine comprising:a cylinder block for housing one or more components of the engine;a cylinder head connected to the cylinder block;a manifold;a conduit for fluidly connecting the cylinder head to the manifold; and a body having an interior surface, an exterior surface, and one or more openings extending from the interior surface to the exterior surface, wherein a first opening of the one or more openings includes an inlet and an outlet, wherein an axis extends through the inlet and the outlet,', 'a retaining member disposed in the first opening of the one or more openings and in contact with an interior wall of the first opening that faces the axis extending through the inlet and the outlet of the first opening, wherein the retaining member is disposed between the inlet and the outlet of the first opening, and', 'a fastener disposed in the first opening, the fastener comprising a narrow portion and a wide portion,, 'a fastener- ...

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19-02-2015 дата публикации

INTAKE DEVICE

Номер: US20150047595A1
Автор: OIWA Toshiyuki
Принадлежит: AISIN SEIKI KABUSHIKI KAISHA

An intake device includes: an intake port; a valve body which is disposed in the intake port and rotated around a rotating shaft between an opening position and a closing position; and a seal surface which is integrally provided at the intake port and made up of an inner wall surface with which the valve body comes into contact at the closing position of the valve body, wherein the seal surface includes a first seal surface having an inner contact portion which protrudes to the inside of the intake port and a first outer contact portion which is located further to the outside than the inner contact portion, and a second seal surface having a second outer contact portion without having the inner contact portion. 1. An intake device comprising:an intake port;a valve body which is disposed in the intake port and rotated around a rotating shaft between an opening position and a closing position; anda seal surface which is integrally provided at the intake port and made up of an inner wall surface with which the valve body comes into contact at the closing position of the valve body,wherein the seal surface includes a first seal surface having an inner contact portion which protrudes to the inside of the intake port and a first outer contact portion which is located further to the outside than the inner contact portion, and a second seal surface having a second outer contact portion without having the inner contact portion.2. The intake device according to claim 1 , wherein the first seal surface is provided in a portion of the inner wall surface of the intake port with which a first portion of an outer peripheral portion of the valve body comes into contact claim 1 , andthe second seal surface is provided in a portion of the inner wall surface of the intake port with which a second portion other than the first portion of the outer peripheral portion of the valve body comes into contact.3. The intake device according to claim 2 , wherein the valve body has a rectangular ...

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16-02-2017 дата публикации

SECONDARY AIR PUMP ASSEMBLY

Номер: US20170044959A1
Принадлежит:

A secondary air pump assembly for a vehicle includes a housing having an air inlet and an air outlet, a pump disposed within the housing, a position assembly and a valve assembly. The position assembly is disposed within the housing and configured to monitor a speed of the pump. The valve assembly is configured to facilitate preventing a backflow of air into the housing. A secondary air system including the secondary air pump assembly is also provided. 1. A secondary air pump assembly for a vehicle , the assembly comprising:a housing having an air inlet and an air outlet;a pump disposed within the housing;a position assembly disposed within the housing and configured to monitor a speed of the pump; anda valve assembly disposed within the housing and configured to facilitate preventing a backflow of air into the housing.2. (canceled)3. The secondary air pump assembly of claim 1 , wherein the pump is a positive displacement pump.4. The secondary air pump assembly of claim 3 , further comprising a motor assembly operably associated with the positive displacement pump claim 3 , wherein the motor assembly is disposed within the housing and comprises a motor and a shaft.5. The secondary air pump assembly of claim 4 , wherein the position assembly comprises a target wheel coupled to the shaft.6. The secondary air pump assembly of claim 1 , wherein the position assembly comprises a hall-effect sensor and a target wheel having at least one permanent magnet.7. The secondary air pump assembly of claim 1 , wherein the valve assembly comprises a check valve disposed in the air outlet of the housing.8. A secondary air system for a vehicle claim 1 , the system comprising:an exhaust manifold configured to be coupled to an engine;an exhaust gas conduit coupled to the exhaust manifold;an air intake conduit configured to supply intake air to the engine;a secondary air intake conduit coupled to the air intake conduit; and a housing having an air inlet and an air outlet;', 'a pump ...

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15-02-2018 дата публикации

Aircharger Air Intake System and Method

Номер: US20180045145A1
Автор: Williams Steve
Принадлежит: K&N Engineering, Inc.

An apparatus and a method are provided for an aircharger air intake system for filtering and conducting an airstream to an air intake of an engine. The aircharger air intake system includes an air filter comprising a filter medium configured to entrap particulates flowing within the airstream. An air box comprising one or more sidewalls and a mount wall is configured to support the air filter within an engine bay. The air box is configured to be mounted, or fastened, onto the engine. An intake tube is coupled with the air filter and configured to conduct the airstream to the air intake of the engine. The intake tube is configured to be coupled with an air temperature sensor or a mass air sensor of the engine. An adapter is configured to couple the intake tube with the air intake. 1. An aircharger air intake system for filtering and conducting an airstream to an air intake of an engine , comprising:an air filter configured to entrap particulates flowing within the airstream;an intake tube coupled with the air filter and configured to conduct the airstream to the air intake; anda breather plate configured to couple the intake tube and the air intake.2. The air intake system of claim 1 , wherein the breather plate is comprised of a velocity stack portion that is configured to direct the airstream from the intake tube into the air intake of the engine.3. The air intake system of claim 1 , wherein the breather plate further comprises one or more mount portions configured to receive bolts so as to facilitate fastening the breather plate to the engine.4. The air intake system of claim 3 , wherein O-Rings are disposed above and below the mount portions to provide cushioning between the breather plate claim 3 , the bolts claim 3 , and the engine.5. The air intake system of claim 1 , wherein the breather plate is coupled to the air intake by way of a plurality of suitable fasteners extending through countersunk holes disposed in the breather plate and engaged with threaded ...

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15-02-2018 дата публикации

AIR INDUCTION SYSTEMS FOR INTERNAL COMBUSTION ENGINES

Номер: US20180045148A1
Принадлежит:

Air induction systems are for an internal combustion engine. The air induction systems comprise an air intake plenum that conducts intake airflow to an air cleaner for cleaning prior to combustion in the internal combustion engine. The air intake plenum is movable with respect to the air cleaner between an open position separated from the air cleaner and a closed position connected to the air cleaner. A bellows connects the air intake plenum to the air cleaner when the air intake plenum is in the closed position. The bellows has an upstream first end that seals with the air intake plenum and a downstream second end that seals with the air cleaner. A spring is disposed in the bellows. The spring applies a biasing pressure on the bellows that encourages sealing between the bellows and at least one of the air intake plenum and the air cleaner when the air intake plenum is in the closed position. A shield is provided that blocks inflow of rain water to the bellows when the air intake plenum is in the open position. 2. The air induction system of claim 1 , wherein the bellows comprises the upstream first end that seals with the air intake plenum and the downstream second end that seals with the air cleaner claim 1 , the bellows forced into a compressed state when the air intake plenum is in the closed position claim 1 , and wherein the bellows is biased into an extended state when the air intake plenum is in the open position.3. The air induction system of claim 1 , further comprising a biasing member disposed in the bellows claim 1 , the biasing member applying a biasing pressure on the bellows that encourages sealing between the bellows and at least one of the air intake plenum and the air cleaner when the air intake plenum is in the closed position.4. The air induction system of claim 1 , wherein the shield blocks inflow of rain water to the bellows when the air intake plenum is in the closed position.5. The air induction system of claim 1 , wherein the shield blocks ...

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15-02-2018 дата публикации

CLAMPED JOINT DEVICE

Номер: US20180045149A1
Автор: ELIAS Fadi, Williams Mark
Принадлежит:

A tubular seal is formed of an elastic material and equipped on the outer periphery of a first tube. A second tube is inserted in the tubular seal and connected with the first tube via the tubular seal. A clamp is in a strap shape formed of a metallic material and is attached on an outer periphery of the tubular seal. The second tube or the clamp has a tab, which is protruded in a radial direction. The tubular seal has a slit extending in the radial direction. The tab is engaged with and latched on the slit. 1. A joint device comprising:a first tube;a tubular seal equipped on an outer periphery of the first tube;a second tube inserted in the tubular seal and connected with the first tube via the tubular seal; anda clamp attached on an outer periphery of the tubular seal, whereinone of the second tube and the clamp has a tab, which is protruded in a radial direction,the tubular seal has a slit extending in the radial direction, andthe tab is engaged with the slit by inserting into the slit.2. The joint device according to claim 1 , whereinthe clamp has a slot, which is aligned with the tab in a circumferential direction, andthe tab is further engaged with the slot by inserting into the slot.3. The joint device according to claim 2 , whereinthe slot is a through hole,the tab extends through both the slit and the slot, andthe tab has a tip end exposed from the slot.4. The joint device according to claim 1 , whereinthe tab has a cross section in a triangular shape,the tab has a tapered surface and a perpendicular surface,the tapered surface is on a side of a fore end of the second tube,the perpendicular surface is farther from the fore end than the tapered surface,the tapered surface is at an acute angle relative to an outer periphery of the second tube,the perpendicular surface is perpendicular to the outer periphery of the second tube, andthe tab is latched on the slit of the tubular seal at the perpendicular surface.5. The joint device according to claim 2 , ...

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26-02-2015 дата публикации

QUAD FLOW TORQUE ENHANCEMENT FLOW DIVIDER CAUSING IMPROVED FUEL/AIR TRANSFER

Номер: US20150052748A1
Автор: Peterson Lonn M.
Принадлежит:

A wing () including a vertical plate () and a horizontal plate () is placed in the throat of a carburetor () or throttle body (). The wing () is located adjacent to and downstream from the throttle valve (). The edges ( and ) are held in a spaced apart relationship from the carburetor wall () by locating tabs ( and ) which abut the wall (). Securing tabs () extend from the edges and grip a gasket or boot associated with an existing intake manifold. The wing () causes the air/fuel mixture exiting a carburetor to follow channelized parallel paths ( and ) into the intake manifold. 1. A wing intended for use within a portion of an engine intake manifold downstream of a throttle valve , the portion of the intake manifold having a diameter , an exit orifice and a longitudinal axis , the wing comprising:(a) a vertical plate; and(b) a horizontal plate, the vertical plate and the horizontal plate dividing the portion of the intake manifold in which the wing resides into a plurality of discrete channels.2. The wing of claim 1 , wherein the vertical plate further comprises a planar surface having a width claim 1 , the width being equal to approximately ninety five percent of the diameter of the portion of the intake manifold in which the wing is to be used.3. The wing of claim 2 , wherein the vertical plate further comprises:(a) a top edge; and(b) a bottom edge, the bottom edge being substantially parallel to the top edge, both the top edge and the bottom edge being formed so as to reside a substantially equal distance from an inner intake manifold wall of an intake manifold in which the wing is to be used.4. The wing of claim 3 , wherein the substantially equal distance from the inner intake manifold wall of the top edge and the bottom edge is in the range of 0.01 inch to 0.30 inch.5. The wing of claim 4 , wherein the horizontal plate further comprises:(a) a left edge; and(b) a right edge, the right edge being substantially parallel to the left edge, both the right edge and ...

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14-02-2019 дата публикации

SEGMENTED MANIFOLD HEAD CONNECTORS

Номер: US20190048835A1
Принадлежит: Cummins Inc.

Intake manifold-cylinder head connectors and methods of assembling the same are disclosed. A distal jumper tube includes a distal jumper tube conduit with an upstream end having a first exterior engagement feature and a downstream end. A proximal jumper tube includes a proximal jumper tube conduit with an upstream end and a downstream end having a second exterior engagement feature. A middle jumper tube includes a middle jumper tube conduit with an upstream end having a third exterior engagement feature, and a downstream end having a fourth engagement feature. The first exterior engagement feature is removably coupled to the fourth exterior engagement feature, and the second exterior engagement feature is removably engaged to the third exterior engagement feature. The proximal jumper tube is in fluid receiving communication with an intake manifold conduit, and the distal jumper tube is in fluid providing communication with a cylinder head aperture. 1. A manifold-head connector assembly comprising:a distal jumper tube in fluid providing communication with a cylinder head aperture, the distal jumper tube comprising a distal jumper tube conduit defining an inner bore, an upstream end, and a downstream end, the upstream end having a first exterior engagement feature;a proximal jumper tube comprising a proximal jumper tube conduit defining an inner bore, an upstream end, and a downstream end, the downstream end having a second exterior engagement feature; anda middle jumper tube comprising a middle jumper tube conduit defining an inner bore, an upstream end, and a downstream end, the upstream end and the downstream end having a third exterior engagement feature and a fourth exterior engagement feature, respectively, the third exterior engagement feature removably coupled to the second exterior engagement feature, the fourth exterior engagement feature removably engaged to the first exterior engagement feature.2. The assembly of claim 1 , wherein the first exterior ...

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25-02-2016 дата публикации

DUAL ASPIRATOR SYSTEM WITH ASPIRATOR SHUT-OFF VALVE

Номер: US20160053727A1
Принадлежит: DAYCO IP HOLDINGS, LLC

An engine system including a first flowpath between a first component and a second component where a first aspirator forms a portion of the first flowpath, and a second flowpath between the first component and the second component, where a second aspirator forms a portion of the second flowpath. A shut-off valve forms a portion of the second flowpath. The first aspirator and the second aspirator each have a suction inlet, and the suction inlet of the first aspirator is in fluid communication with the suction inlet of the second aspirator. 1. An engine system comprising:a first flowpath between a first component and a second component in an engine system, wherein a first aspirator forms a portion of the first flowpath;a second flowpath between the first component and the second component, wherein a second aspirator forms a portion of the second flowpath, and wherein a shut-off valve forms a portion of the second flowpath;wherein the first aspirator and the second aspirator each have a suction inlet, and wherein the suction inlet of the first aspirator is in fluid communication with the suction inlet of the second aspirator.2. The engine system of claim 1 , wherein the first aspirator has a first motive outlet claim 1 , wherein the second aspirator has a second motive outlet claim 1 , and wherein a size and/or a shape of the first motive outlet is different from a size and/or a shape of the second motive outlet.3. The engine system of claim 2 , wherein the first motive outlet is larger than the second motive outlet.4. The engine system of claim 2 , wherein the second motive outlet is larger than the first motive outlet.5. The engine system of claim 1 , wherein the shut-off valve is a pneumatically-actuated.6. The engine system of claim 1 , wherein the shut-off valve is electromagnetically-actuated.7. The engine system of claim 1 , further comprising a suction housing in fluid communication with the suction inlets of the first and second aspirators claim 1 , wherein ...

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