УСТРОЙСТВО ДЛЯ ОТПИЛИВАНИЯ ОТВЕРЖДЕННОГО БЕТОННОГО ИЗДЕЛИЯ, ПОЛУЧЕННОГО С ПОМОЩЬЮ СКОЛЬЗЯЩЕЙ ОПАЛУБКИ

Изобретение относится к устройству, применяемому для отпиливания отвержденных бетонных изделий, полученных с помощью скользящей опалубки, на стенде для разливки перед удалением отпиленных бетонных изделий со стенда для разливки. Техническим результатом является сокращение времени, требуемого на смену выполняемого процесса - с распила на очистку и переоборудование стенда для разливки, а также на сами этапы очистки и переоборудования, а также устраняет необходимость в машинных лифтах на заводе-изготовителе и, соответственно, опасности для персонала. Устройство содержит раму с колесами для перемещения устройства вдоль стенда для разливки и пилу для резки бетона, соединенную с рамой с возможностью перемещения. При этом устройство содержит щеточный блок для очистки стенда для разливки. Причем щеточный блок соединен с рамой устройства с возможностью регулируемого перемещения в вертикальном направлении, для использования щеточного блока для очистки верхней поверхности литого бетонного изделия ...

УСТРОЙСТВО ДЛЯ ПОДАЧИ ВОДЫ ДЛЯ СТАНКА КОЛОНКОВОГО БУРЕНИЯ

... 1. Устройство подачи воды для станка колонкового бурения мокрого типа, предназначенного для бурения отверстия в объекте посредством вращения его корпуса и подачи воды к режущим лезвиям, расположенным на корпусе, содержащее водяной бак-накопитель для накапливания подаваемой воды, насосный узел для подачи газа под давлением в водяной бак-накопитель и переходник для соединения водяного бака-накопителя, насосного узла и станка колонкового бурения друг к другу, при этом насосный узел содержит захватную часть, внутреннее пространство которой является деформируемым с расширением и сжатием при операции захвата оператором для подачи газа в водяной бак-накопитель, и переходник включает в себя первый переходник, содержащий установочную часть для установки на станке колонкового бурения, и второй переходник, содержащий установочную часть для установки водяного бака-накопителя съемным образом на переходник и установочную часть для установки насосного узла на переходник, причем первый переходник и второй ...

РЕЖУЩИЙ И СОБИРАЮЩИЙ ПЫЛЬ И ГРЯЗЬ УЗЕЛ И РАБОЧАЯ МАШИНА

... 1. Режущий и собирающий пыль и грязь узел, который содержит:a) полотно (4) циркулярной пилы, имеющее первую сторону (20), вторую сторону (21), периферийный участок, образующий рабочую часть полотна пилы, и центр вращения (23),b) защитный кожух (5), простирающийся поверх полотна пилы вокруг по меньшей мере половины его окружности,c) ограждающее устройство (6), которое проходит в направлении, перпендикулярном указанному центру вращения (23), при этом ограждающее устройство (6) имеет передний конец (31), задний конец (32), верхнюю поверхность (34), нижнюю поверхность (36), вытянутые боковые стенки (35) и возможные внутренние боковые стенки, и продольный проход (45,46) для полотна пилы, при этом указанный проход продолжается через ограждающее устройство от его верхней поверхности (34) до его нижней поверхности (36) в области между передними и задними концами ограждающего устройства,d) при этом защитный кожух (5) и ограждающее устройство (6) шарнирно соединены или соединяются друг с другом посредством ...

ЭЛЕКТРИЧЕСКИЙ ИНСТРУМЕНТ С ПЫЛЕСБОРНИКОМ

... 1. Электрический инструмент с пылесборником, в котором пылесборник (40) находится в сцеплении со скольжением с корпусом (2) в заданном положении и сцепляющий участок (66) обеспечен на одном из корпуса (2) и пылесборника (40) с возможностью сцепления и расцепления со сцепляющимся участком (30), обеспеченным на другом из корпуса (2) и пылесборника (40), в положении сцепления пылесборника (40) и смещается в направлении сцепления со сцепляющимся участком (30), обеспечивая прикрепление пылесборника (40) посредством сцепления сцепляющего участка (66) со сцепляющимся участком (30), отличающийся тем, что второй сцепляющийся участок (29) обеспечен на другом из корпуса (2) и пылесборника (40) и является сцепляемым со сцепляющим участком (66), по меньшей мере, в одном положении скольжения пылесборника (40) спереди положения сцепления и пылесборник (40) может фиксироваться относительно корпуса (2) даже в положении скольжения посредством сцепления сцепляющего участка (66) со вторым сцепляющимся участком ...

Power drill in particular for drilling holes into tiles, comprising coolant container movable joined with lateral handle

The tool is assembled of the housing (11), the drilling attachment (5), and a coolant container (6). A transversally positioned grip (7) is attached to a holding element (1, 2) with a ring-shaped lower area (3) exceeding from the bottom of the container (6) with a screw and a hose clip (10). The drilling attachment (5) is equipped with a fork-shaped joint element (4) also attached to the holding element (1, 2) with its upper end.

Mobile Flüssigkeitsfördervorrichtung für ein Werkzeuggerät

Mobile Flüssigkeitsfördervorrichtung (2) für ein Werkzeuggerät (4) mit einem Brauchflüssigkeitsabgang (18), einem Schmutzflüssigkeitszugang (28) und einem Speichervolumen, das einen mit dem Brauchflüssigkeitsabgang (18) strömungsmässig verbindbaren Brauchflüssigkeitsbereich (10) und einen über den Schmutzflüssigkeitszugang (28) beschickbaren Schmutzflüssigkeitsbereich (12) aufweist, wobei der Brauchflüssigkeitsbereich (10) vom Schmutzflüssigkeitsbereich (12) getrennt ist, dadurch gekennzeichnet, dass der Brauchflüssigkeitsbereich (10) und der Schmutzflüssigkeitsbereich (12) in einem gemeinsamen Speicherraum (7) vorgesehen und durch ein in seiner Position veränderliches Trennelement voneinander getrennt sind.

Werkzeuggerät mit einer Sprühvorrichtung zur Staubbindung

Werkzeuggerät (10) zum Bearbeiten eines Werkstückes (23) aufweisend ein Bearbeitungswerkzeug (12), das von einer Antriebseinrichtung (13) in einer Drehrichtung (14) um eine Drehachse (15) drehbar ist, eine Schutzhaube (25), die das Bearbeitungswerkzeug (12) zumindest teilweise umgibt, und eine Sprühvorrichtung (11) mit einer ersten Sprühdüse (37), die auf einer aus dem Werkstück (23) austretenden Seite (32) des Bearbeitungswerkzeuges (12) angeordnet ist.

Reinigungsvorrichtung und Reinigungsverfahren für Gewebeoberflächen

Die Erfindung betrifft eine Reinigungsvorrichtung und ein entsprechendes Reinigungsverfahren für eine Gewebeoberfläche (2), wobei die Reinigungsvorrichtung umfasst: – einen Schacht (3) zur Aufnahme wenigstens einer horizontalen Walze (5), wobei der Schacht eine Öffnung (4) aufweist, die der Gewebeoberfläche (2) zugewandt ist, – wenigstens eine horizontale Walze (5) mit wenigstens einer Kehreinrichtung zum Befördern von Partikeln in einer vorgegebenen Richtung im Schacht, wobei die Walze um ihre Achse drehbar ist. Um eine schonende Beseitigung von Schmutzpartikeln aus Textilgewebe zu gewährleisten, ist die Reinigungsvorrichtung gekennzeichnet durch – wenigstens einen Prallkörper (6) auf der horizontalen Walze (5), der eine vorgegebene Höhe aufweist, – wobei die Höhe des Prallkörpers (6) so gewählt ist, dass der Prallkörper wenigstens teilweise über die Öffnung (4) des Schachts hinausragt.

VERLEGEMASCHINE

APPARATUS FOR SCABBLING CONCRETE

Suction device for a hand machine tool more perticulary a ham mer drill

DRILLING FIXTURE, IN PARTICULAR WITH DIAMOND HEAD AND INTEGRATED COOLING

CUTTING MACHINE

DEVICE TO THE MATERIALS HANDLING

Wassersammelring

Die Erfindung betrifft einen Wassersammelring (11) zum gesammelten Abtransport von Kühlwasser bei Nassbohrungen an einer Gebäudewand mit einem Gehäuse, an welchem eine Durchgangsöffnung (19) zur Hindurchführung eines Bohrkerns oder eines Bohrers vorgesehen ist Die Durchgangsöffnung (19) ist von einer geschlossenen Innenwand (13) des Gehäuses begrenzt und zwischen der Innenwand (13) und einer Aussenwand (15) des Gehäuses ist ein Zwischenraum (21) definiert. Ferner umfasst der Wassersammelring (11) einen Absauganschluss (27), welcher an der Aussenwand (15) angeordnet ist und mit dem Zwischenraum (21) in Verbindung steht und eine erste und zweite Dichtlippe (23,25), welche zur dichtenden Halterung des Gehäuses an einer Gebäudewand an den Rändern der Ihnen- und Aussenwand (13,15) angeordnet sind. Die Aussenwand (15) besitzt eine Ausbuchtung (29), dergestalt, dass der Abstand zwischen den Rändern der Innen- und Aussenwand (13, 15) im Bereich der Ausbuchtung (29) vergrössert ist, wodurch der ...

SYSTEM ZUM KÜHLEN EINER PROBE IN EINER VORRICHTUNG ZUM BEARBEITEN DER PROBE

For cooled processing of a sample, a system for cooling the sample includes a holding device (22) for receiving the sample in a sample holder (20), as well as a cooling chamber (12) that surrounds the position (P) of the sample mounted on the holding device. Provided in the cooling chamber (12) is a window through which a tool receptacle (16) for receiving a tool (W) for processing the sample projects into the cooling chamber (12). The holding device (22) is coolable to a settable temperature by means of a fluid coolant, and ensures cooling of the sample. For this, a coolant, e.g. liquid nitrogen, flows through a coolant conduit of the holding device (22), which conduit is furnished with the coolant at the input end (31) and opens at the output end (41) into the cooling chamber (12), which in this fashion is filled with coolant gas.

PLANT FOR THE TREATMENT OF WET, IN PARTICULAR FOR CUTTING STONE.

PORTABLE CUTTING MACHINE WITH A WATER PUMP

SUCTION TOOL

SUCKING AND DISCHARGE EQUIPMENT FOR A RINSING LIQUID

DRILLING EQUIPMENT

Drill bit

A drill bit comprising a pointed end and a bit shaft. A dust suction passage is formed in the bit shaft. A hole, which has an opening in the pointed end or in an area near the front end of the bit shaft, is formed. The bit shaft has a first section that has a core and ribs. The core extends in the axial direction and is thinner than the pointed end. The ribs extend outward in the radial direction from the side surface of the core and extend over the entire length of the first section. The dust suction passage bores through the core in the axial direction.

DUST COLLECTION SYSTEM

METHOD OF BINDING DUST AND APPARATUS FOR CARRYING OUT THE METHOD

A b s t r a c t There is provided an apparatus for binding dust generated when rock drilling, by missing said dust with a liquid. The apparatus includes a mixing chamber (6) connected to a dust-separating means (1, 3); means for passing gravitationally to the mixing chamber (6) batches of dust collected in the separating means; and means (12) for supplying a liquid binder to the mixing chamber in an amount corresponding to the size of the batch of dust in question. Arranged in the mixing chamber (6) are means (7, 8) for mixing the dust and liquid by agitation while the next batch of dust is being collected in the separating means (1). The resultant mixture is discharged prior to the next batch of dust being supplied to the mixing chamber.

V GROOVING MACHINE FOR NATURAL OR ENGINEERED STONE

The present invention provides for an apparatus for forming a V groove in a sheet of natural, synthetic or engineered stone material. The apparatus comprises a table for supporting a work piece of natural, synthetic or engineered stone material to be cut, two or more cutting heads aligned to cut along the same line of the work piece of natural, synthetic or engineered stone material and a means of moving the work piece or the cutting heads relative to one another to cut the V groove in the natural, synthetic or engineered stone work piece. Each of the cutting heads removes material from the natural, synthetic or engineered stone work piece with the final cutting head forming the shape of the desired V groove. Each of the cutting heads is provided with a means for air cooling the cutting surfaces.

PORTABLE POWER TOOL FOR CUTTING CONCRETE BOARD AND OTHER SUBSTRATES

ROCK FACE SPLITTING APPARATUS AND METHOD

A splitting apparatus comprising a first splitting blade having a smooth top with a width X and a shoulder angle of less than the friction angle, relative to a point in the middle of the top, and a second splitting blade disposed opposite the first splitting blade, the second splitting blade having a smooth top with a width Y and a shoulder angle of less than the friction angle, relative to a point in the middle of the top.

METHODS OF FORMING LAMINATED GLASS STRUCTURES

A method of field shaping a laminated glass structure is provided. The method includes providing the laminated glass structure comprising a flexible glass sheet having a thickness of no greater than about 0.3 mm laminated to a non-glass substrate by an adhesive material. The laminated glass structure is field cut using a handheld power tool thereby forming a shaped laminated glass structure. An edge strength of a cut edge of the shaped laminated glass structure at least about 20 MPa.

STONE SAW

A stone saw for sawing rod-like drilling samples. The stone saw comprises a circular blade rotated by means of a rotation axle. A sample is fed against the blade and flushing fluid is sprayed on a sawing site. The stone saw further comprises collection means for collecting sawing sludge formed during sawing.

DRILL BIT

Disclosed is a drill bit which maintains dust attraction performance and has increased rigidity at a connection portion between a bit tip portion and a bit shaft portion; wherein the drill bit (1) comprises the bit tip portion (3) arranged with at least three cutting blade portions on the tip end in the peripheral direction at intervals so that a connecting ridge line (L1) between a rake face (3s) and a relief face (3e) of each cutting blade portion (3c) defines a cutting blade, and a bit shaft portion (2) welded on a base end face of the bit tip portion (3) so as to rotate together; and wherein the bit shaft portion (2) is provided with a dust attraction passage (4) extending in the longitudinal direction until the tip end portion of the bit shaft portion, the bit shaft portion (2) is provided at its tip end portion with a dust attraction auxiliary passage (6) which extends from the dust attraction passage (4) to be perpendicular or substantially perpendicular to the dust attraction passage ...

POWER SAW WITH FLUID COOLING BEARING ASSEMBLY

A ceramic and masonry power saw is constructed with a fluid cooling bearing assembly to drive a saw blade. The fluid cooling bearing assembly includes a bearing housing which has a coolant chamber embracing around the shaft sleeve. The coolant chamber has a C-shaped cross section and is extended along the shaft sleeve. The bearing housing also provides a coolant inlet and a coolant outlet for sealedly connecting the coolant chamber with the coolant conduit arrangement. Therefore, the coolant would not only be pumped to cool the saw blade and the work piece to be cut, but also be pumped to flow inside the bearing housing for cooling the rotating blade shaft in order to prevent overheating of the blade shaft.

Tool for a machine tool.

Suction apparatus for a handicraft things machine.

Suction mechanism for a handicraft things machine, in particular a drilling hammer.

Procedure for the separation from or for cutting slots in workpieces from natural stone, cast stone or ceramic(s) with a cutting machine.

Water collecting ring to the cooling water evacuation with drillings at buildings.

Die Erfindung betrifft einen Wassersammelring (11) zum gesammelten Abtransport von Kühlwasser bei Nassbohrungen an einer Gebäudewand oder -decke mit einem Gehäuse, an welchem eine Durchgangsöffnung (19) zur Hindurchführung eines Hohlkernbohrers vorgesehen ist. Ein Dichtring (33) ist an der Abdeckung (17) des Gehäuses derart angeordnet, dass er in die Durchgangsöffnung (19) ragt und fluiddichtend mit dem Hohlkernbohrer zusammenwirken kann. Die Durchgangsöffnung (19) ist von einer geschlossenen Innenwand des Gehäuses begrenzt, und zwischen der Innenwand und einer Aussenwand (15) des Gehäuses ist ein Zwischenraum definiert. Ferner umfasst der Wassersammelring (11) einen Absauganschluss (27), welcher an der Aussenwand (15) angeordnet ist und mit dem Zwischenraum in Verbindung steht, und eine erste und zweite Dichtlippe, welche zur dichtenden Halterung des Gehäuses an einer Gebäudewand an den Rändern der Innen- und Aussenwand (15) angeordnet sind. Die Aussenwand (15) besitzt eine Ausbuchtung ...

water collecting ring for cooling water evacuation in bores at buildings.

Die Erfindung betrifft einen Wassersammelring (11) zum gesammelten Abtransport von Kühlwasser bei Nassbohrungen an einer Gebäudewand oder -decke mit einem Gehäuse, an welchem eine Durchgangsöffnung (19) zur Hindurchführung eines Hohlkernbohrers vorgesehen ist. Ein Dichtring (33) ist an der Abdeckung (17) des Gehäuses derart angeordnet, dass er in die Durchgangsöffnung (19) ragt und fluiddichtend mit dem Hohlkernbohrer zusammenwirken kann. Die Durchgangsöffnung (19) ist von einer geschlossenen Innenwand des Gehäuses begrenzt, und zwischen der Innenwand und einer Aussenwand (15) des Gehäuses ist ein Zwischenraum definiert. Ferner umfasst der Wassersammelring (11) einen Absauganschluss (27), welcher an der Aussenwand (15) angeordnet ist und mit dem Zwischenraum in Verbindung steht, und eine erste und zweite Dichtlippe, welche zur dichtenden Halterung des Gehäuses an einer Gebäudewand an den Rändern der Innen- und Aussenwand (15) angeordnet sind. Die Aussenwand (15) besitzt eine Ausbuchtung ...

A folding steering handle for a vehicle of the cycle category.

La présente invention concerne un guidon (GUI) de direction pliant équipant un véhicule de la catégorie des cycles, symétriquement organisé autour d'un plan médian (MVL) vertical longitudinal, comportant d'une part deux demi-guidons (DGU1, DGU2) articulés par leurs bases sur une potence à double chape (PDC) fixée centrée au sommet d'une colonne de direction (CDI), les demi-guidons étant séparément mobiles en rotation sur la potence entre une position active de conduite et une position passive de pliage, la mobilité des demi-guidons étant organisée autour de deux axes de pliage (AXP1, AXP2) distincts, lesdits axes étant coplanaires et sécants dans le plan médian les axes centraux longitudinaux des poignées (PO1, PO2) du guidon en position de conduite présentant un alignement de préférence perpendiculaire au plan médian et les axes centraux longitudinaux des bras de basculement (BBA1,BBA2) du guidon (GUI) en position active de conduite présentant un alignement quasi parallèle au plan médian ...

Absaugvorrichtung zum gesammelten Abtransport von Kühlwasser bei Nassbohrungen an einer ersten Gebäudewand.

Die Erfindung betrifft eine Absaugvorrichtung (11) zum gesammelten Abtransport von Kühlwasser bei Nassbohrungen an einer ersten Gebäudewand mit einem Gehäuse (13), an welchem eine Durchgangsöffnung (23) zur Hindurchführung eines Hohlkernbohrers bzw. einer Bohrkrone vorgesehen ist, wobei die Durchgangsöffnung (23) von einer Innenwand (15) des Gehäuses (13) begrenzt ist und zwischen der Innenwand (15) und einer Aussenwand (17) des Gehäuses (13) ein Zwischenraum definiert ist, einem Absauganschluss (25), welcher an der Aussenwand (17) angeordnet ist und mit dem Zwischenraum in Verbindung steht, einer ersten und zweiten Dichtlippe (29,31), welche zur dichtenden Halterung des Gehäuses (13) an der ersten Gebäudeoberfläche an den Rändern der Innen- und Aussenwand (15,17) angeordnet sind und einer Abdeckung (19), welche die Innenwand (15) und die Aussenwand (17) an der den Dichtlippen (29,31) abgewandten Seite verbindet. Das Gehäuse (13) umfasst eine erste einen unteren und oberen Rand aufweisende ...

Wall face groove-cutting device for building construction

Ceramic tile edge sawing device and ceramic tile periphery processing method

Perforating device for glass manufacturing

The invention relates to the technical field of glass manufacturing, in particular to a perforating device for glass manufacturing. The perforating device solves the problems that in the existing glass perforating process, glass is frequently clamped in a pressing mode, and therefore the glass is prone to being crushed, and the glass cannot be clamped at the corresponding position for special-shaped glass; and in the perforating process, the quality control of the glass is easily influenced by perforating chippings. The perforating device comprises a box body, wherein the box body is hinged to a box door; a sliding groove is formed in the side wall of the box body, and the sliding groove is in sliding connection with sliding rods; the two sets of sliding rods are fixedly connected with a sliding plate, and a clamping device is arranged on the sliding plate; a first perforating device body is arranged in the box body, and the first perforating device body is connected with a second perforating ...

Stone processing production line

Stone cutting machine with environmental protection function

APPARATUS FOR SLICING PLATE MATERIAL AND COLLECTION DEVICE THEREOF

Filter for removing particles from air - with easy cleaning, useful in works handling wood, marble, terra-cotta

CUTTING APPARATUS FOR CONCRETE OR THE LIKE

Mobile device Of SUPPLY LIQUID FOR an APPARATUS

Un dispositif mobile d'alimentation en liquide (2) pour un appareil (4) comporte une sortie de liquide utile (18), une entrée de liquide contaminé (28) et un volume de stockage qui comporte une zone de liquide utile (10) pouvant être reliée fluidiquement à la sortie de liquide utile (18) et une zone de liquide contaminé (12) pouvant être alimentée par l'entrée de liquide contaminé (28), la zone de liquide utile (10) étant séparée de la zone de liquide contaminé (12). Il est prévu que la zone de liquide utile (10) et la zone de liquide contaminé (12) soient prévues dans un volume de stockage (7) commun et séparées l'une de l'autre par un élément de séparation dont la position est modifiable.

Confinement device for asbestos removal comprises a ground surface planer and a dust extractor, linked by a flexible pipe

Appareil de confinement pour le rabotage des colles amiantes. Travaux humides, sous confiment en dépression. Résultats d'analyses obtenus sur opérateurs : 0. 008 millième de poussière. Analyses libératoires : 0 fibre. A ...

Cutting device pausing the detection operation until the amount of received light that has been reduced under the influence of the mist becomes within an appropriate range

An object of the present invention is to provide a cutting device capable of accurately detecting the position of a cutting edge of a cutting blade. A solution is a tool-detector device that has a blade intruding part that intercepts a cutting blade intruding therein and a light-emitting part and a light-receiving part that are opposite to each other. The control device includes a threshold registration part and a determination part. This threshold registration part registers the threshold that rules the suitable range of the amount of received light of the light-receiving part of light receiving from the light-emitting part receives in the retracted state in which the cutting blade has moved away from the blade intruding part. When the amount of received light in the retracted state is within a suitable range, the determination part may perform the detection operation of detecting the position of the front end of the cutting blade by intruding the cutting blade into the intruding portion ...

Breaking device capable of breaking a glass substrate along a scribbed line

An object of the present invention is to provide a breaking device capable of suppressing occurrence of scratches or adhesion of minute foreign matter on a surface of a substrate during transportation, and obtaining a high-quality product. The present invention has the following configuration, that is, comprises an air floating device which ejects air from the surface of a floating tables 1 and 11 to float a substrate W during the conveyance of the substrate W and scribbing a line; fixtures 2 and 12 which are used to fix an end portion of the floated substrate W and move the floated substrate W horizontally, and to fixedly hold the substrate W during breaking; and a breaking mechanism which breaks the floated substrate W along the scribbed line.

Kap- och dammuppsamlingsaggregat samt arbetsmaskin med sådant aggregat

ROTARY EXCAVATING TOOL, ROAD SURFACE EXCAVATING DEVICE, AND ROAD SURFACE EXCAVATING METHOD

A rotary excavating tool, a road surface excavating device equipped with the rotary excavating tool, and a road surface excavating method using the rotary excavating tool are provided. A male screw cylindrical part (21) formed at the upper end of a cylindrical excavation part (20) is engaged with a female screw cylindrical part (33) integrally formed at the lower end of an intermediate cylindrical part (32). The flange wall (41) of an outer excavation part (40) is held and fixed between the lower end of the female screw cylindrical part (33) and the step part on the lower end side of the male screw cylindrical part (21), whereby the cylindrical excavation part (20) and the outer excavating part (40) can be so fixed as to be capable of integrally rotating.

DRILLING MACHINE

A drilling machine (1) comprising a drilling shaft (8), a driving motor (14) in a motor housing (17), a gear box housing (20), a shaft (16) driven by the motor and extending into the gear box housing, and a transmission (22) in the gear box housing, between said shaft (16) driven by the motor and the drilling shaft (8) in order to rotate the drilling shaft at a desired rotation speed. The drilling machine is distinguished in: that a longitudinal outgoing channel (78) is arranged in the drilling shaft for supply or removal of a drill flow medium to and from, respectively, a tool part that is connected or connectable to the drilling shaft, - that a drill flow medium room (82) between the motor housing (17) and the gear box housing (20) is arranged and designed such that the entire room, or at least a part of it, can be supplied with a drill flow medium when the drilling machine is in operation, - that an incoming drill flow medium conduit (86, 85, 84, 83, 7) for the supply or removal of drill ...

Cutting apparatus and method for cutting and routing

A frame assembly for a cutting apparatus includes a frame and a saw-motor mounting structure that is removably attachable to the frame. Therefore, a craftsperson can break down the frame assembly to allow easy transport of the cutting apparatus. Another apparatus includes a frame, motorized tool, item tray, and coolant pan. The frame has a coolant-pan slot, and the motorized tool is attachable to the frame. The item tray is movably mounted to the frame, and the coolant pan is slidably mounted within the coolant-pan slot. Therefore, a craftsperson can adjust the position of the coolant pan to catch coolant that dribbles off the item in the item tray. In addition, a cutting/routing apparatus includes a frame, a saw-motor mounting structure, a saw, a router mounting structure, a router, and a cutting/routing tray. The saw-motor mounting structure is attachable to the frame, and the saw is mountable to the saw-motor mounting structure. Likewise, the router mounting structure is attachable to ...

Concrete cutting machine

In order to simply and easily treat drainage produced by cutting a face to be cut such as concrete without discharging the drainage on a road, a floor of a building, or the like, the concrete cutting machine of the present invention comprises a cutting mechanism for cutting the face by means of a rotating blade covered by a cover, a water supply mechanism for supplying and jetting water cooling to the rotating blade, and a collecting mechanism for collecting the drainage produced inside the cover by the jetting of the water cooling when the face is cut by the rotating blade. Further, in the collecting mechanism, the drainage produced inside the cover is sucked through a sucking portion provided on the lower end periphery of the cover to a collecting portion by a sucking operation of a suction blower so that the drainage in which air is removed at the collecting portion is discharged by a pump for collection.

Waste containment system and method for an abrading or cutting device

Abrading and cutting devices such as saws include waste containment systems and methods to improve removal of slurry or other contaminants from a work area during operations, and separation of slurry from a carrying medium such as air. A vacuum bar includes high and low vacuum openings to help focus flow and to conserve vacuum pressure. One opening faces the saw blade. A slurry containment and separation container includes walls and configurations for the inlets and outlets that enhance cleaner separation of the air and the slurry. Coolant is applied to the saw blade to make operation and cleanup more efficient. The vacuum generator can operate off of the power generated by the machine.

CERAMIC CUTTER HAVING LIQUID-COOLING BY IMMERSION OF THE CUTTING DISC

The invention relates to a ceramic cutter having liquid-cooling by immersion of the cutting disc, comprising: a support frame; an electric motor for actuating a cutting disc; a tray containing water for cooling the cutting disc by immersion; an auxiliary water tank, which is removable, disposed above the cooling tray and provided with a gravity-driven water outlet for discharging water into the cooling tray, said outlet being accommodated in the tray and being disposed at a height corresponding to a predetermined level of the water for cooling the cutting disc by immersion.

Water treatment pad for drilling tool

There is provided a water treatment pad for a drilling tool capable of being fixed quickly and firmly. The present invention provides a water treatment pad for a drilling tool, which is installed on a drilling surface of an object to be drilled when a hole is drilled in the object by using the rotating drill tool while machining water is supplied. The water treatment pad includes a substantially cylindrical pad body having a drain in the side surface thereof and mounted in a manner that surrounds the drilling tool, and a cylindrical diffuser ring detachably fixed in the pad body in a manner that surrounds the drilling tool to accelerate a fluid therein and release the fluid to the outside. On the end surface of the diffuser ring which comes into contact with the drilling surface, convex-shaped blades the transverse cross section of which has an airfoil profile tilting in the rotative direction of the drilling tool are arranged in an aligned manner. On a plane defined by the distance between ...

MANUAL DRILLING OR MILLING IMPLEMENT WITH A SUCTION DEVICE

АКТИВНОЕ ВОДЯНОЕ ОХЛАЖДЕНИЕ ПРИВОДНЫХ МЕХАНИЗМОВ ПОСРЕДСТВОМ ВСТАВНОГО УСТРОЙСТВА ОСОБОЙ ГЕОМЕТРИЧЕСКОЙ ФОРМЫ ПРИ БУРЕНИИ АЛМАЗНЫМ ИНСТРУМЕНТОМ

Приводной вал (6) станка (1), например станка для колонкового бурения, предназначен для соединения с бурильным инструментом (2), в частности сверлильной коронкой, и включает полость (11), простирающуюся в основном по всей его длине и вдоль оси вращения (М). Полость (11) имеет по меньшей мере одно приточное отверстие, выполненное с возможностью подавать через него в бурильный инструмент воду (W) вдоль приводного вала. В полости (11) предусмотрено вставное устройство (14), выполненное с возможностью пропускания через него воды (W) для охлаждения приводного вала (6) сначала в первом направлении (А), а затем во втором направлении (В), причем вставное устройство (14) включает первый изогнутый направляющий элемент (13) и второй изогнутый направляющий элемент (15), предназначенные для разобщения воды (W), пропускаемой в первом направлении (А) и во втором направлении (В). Площадь поперечного сечения (Q1) первого изогнутого направляющего элемента (13) выполнена точечно-симметричной вокруг центральной ...

АКТИВНОЕ ВОДЯНОЕ ОХЛАЖДЕНИЕ ПРИВОДНЫХ МЕХАНИЗМОВ ПОСРЕДСТВОМ ВСТАВНОГО УСТРОЙСТВА ОСОБОЙ ГЕОМЕТРИЧЕСКОЙ ФОРМЫ ПРИ БУРЕНИИ АЛМАЗНЫМ ИНСТРУМЕНТОМ

ПЫЛЕУЛОВИТЕЛЬ, ИСПОЛЬЗУЕМЫЙ ПРИ СВЕРЛЕНИИ ОБЪЕКТОВ

... 1. Пылеуловитель, используемый при сверлении объектов и содержащий корпус, имеющий открытую нижнюю поверхность и отверстие в верхней поверхности, через которое вставляется сверло, всасывающий канал для создания отрицательного внутреннего давления в корпусе, образованный в корпусе и соединенный с ведущим концом всасывающего шланга, проксимальный конец которого соединен с всасывающим устройством, контактный элемент, имеющий высокую гибкость и проходящий вокруг нижней поверхности корпуса, разделительную перегородку, предназначенную для разделения всасывающего канала и упомянутого отверстия так, чтобы обеспечить их независимость друг от друга, расположенную в корпусе и проходящую по периметру, при этом пространство, расположенное радиально снаружи разделительной перегородки в корпусе, разделено разделяющей стенкой на верхнее и нижнее пространства, независимые друг от друга, и разделительная перегородка имеет соединительное отверстие, предназначенное для связи между всасывающим каналом и упомянутым ...

УСТРОЙСТВО ДЛЯ РЕЗАНИЯ И ДЛЯ СБОРА ПЫЛИ И РАБОЧАЯ МАШИНА С ТАКИМ УСТРОЙСТВОМ

... 1. Устройство для резания и для сбора пыли, отличающееся тем, что оно содержит вращающееся полотно (4) дисковой пилы, имеющее первую сторону (20), вторую сторону (21), периферийную часть, ограничивающую рабочую часть полотна пилы, и центр (23) вращения, покрывающее устройство (6) с расположенным в его задней части оконечным элементом (52), имеющее передний конец, задний конец, верхнюю поверхность, нижнюю поверхность (36), проходящую в плоскости, и продольный проход (45, 46) для полотна пилы, проходящий через покрывающее устройство от его верхней поверхности до его нижней поверхности в области между его передним и задним концами, при этом полотно пилы выполнено с возможностью перемещения вверх и вниз в указанном проходе, так что сегмент (4а) полотна пилы проходит через нижнюю поверхность покрывающего устройства, и во время этого перемещения указанный центр вращения, который расположен над покрывающим устройством, смещается относительно покрывающего устройства, причем оконечный элемент содержит ...

Setting apparatus for mechanical fastening roof sheets and insulating materials on flat roofs using attachment members, has removal unit pivoted from rest position into working position and arranged between drilling unit and setting unit

The apparatus (1) has a drilling chuck removal unit (15) pivoted from a rest position into a working position, where the removal unit is selected from a group consisting of a suction device, a blowing device and a flushing device. The removal unit is arranged between a drilling unit (9) and a setting unit (10). The drilling unit and the setting unit are lowered independently over a lifting device (11) if the drilling unit and the setting unit are in the working position. The drilling unit is transferred into the working position, so that a drill string is in a working axis (12).

Cyclone preliminary collector for separating the greatest part of grinding splinters appearing on wall chase cutters during the cutting of wiring channels in walls fits into a tube system for sucking off grinding dust.

A preliminary collector separates grinding splinters (8) appearing on wall chase cutters (3) during the cutting of wiring channels (2) in walls (1) and fits into a tube system for sucking off grinding dust (4) between the wall chase cutter and a vacuum cleaner (9). This collector works as a cyclone (5) in series with the vacuum side of the vacuum cleaner.

System zum Kühlen einer Probe in einer Vorrichtung zum Bearbeiten der Probe

Zur gekühlten Bearbeitung einer Probe weist ein System zum Kühlen der Probe eine Halteeinrichtung (22) zur Aufnahme der Probe in einem Probenhalter (20) sowie eine Kühlkammer (12) auf, die die Position (P) der an der Halteeinrichtung montierten Probe umgibt. Die Halteeinrichtung (22) ist mittels eines fluiden Kühlmittels auf eine einstellbare Temperatur kühlbar und sorgt für eine Kühlung der Probe. Hierzu strömt ein Kühlmittel, z. B. flüssiger Stickstoff, durch einen Kühlmittelkanal (24) der Halteeinrichtung (22), der eingangsseitig (31) mit dem Kühlmittel gespeist wird und ausgangsseitig (41) in die Kühlkammer (12) mündet, die auf diese Weise mit Kühlmittel-Gas gefüllt wird. Zudem ist die Halteeinrichtung (22) auf einem Schwenkarm (21) zum Verschwenken der Probe angeordnet. Die Kühlkammer (12) samt Schwenkarm bildet ein Anbaugerät, das lösbar über eine Anschlussschnittstelle (17) montiert werden kann, wobei die Werkzeugaufnahme (16) zur Bearbeitung der Probe durch ein Fenster (47) in der ...

Schneidewerkzeug

Schneidwerkzeug, insbesondere Fliesenschneidwerkzeug, mit einem in einer Werkzeughalterung einer Werkzeugmaschine befestigbaren und rotierend antreibbaren Grundkörper (10) und mit einem zumindest an einer seitlichen Arbeitsfläche (30) mit Schneidpartikeln (14) besetzten Schneidkopf (12) mit einer quer zur Längsrichtung verlaufenden Bearbeitungsrichtung, wobei zumindest der Schneidkopf (12) und der Grundkörper (10) von separaten Bauteilen gebildet sind und das den Schneidkopf (12) bildende Bauteil über eine lösbare Verbindung mit dem Grundkörper (10) verbindbar und auswechselbar ausgeführt ist.

Battery driven drill or router in particular to be used in case of emergency, comprising integrated glass dust removal unit

The tool has a flat housing (1) assembled of two shells and accommodating a rotating fan. A drill or router bit (3) exceeds from the center of the housing (1) and is encapsulated within a corrugated rubber sleeve (6). When the sleeve (6) is pressed against the windscreen or a side window of a vehicle during a rescue operation the drive of the drill is activated as well as a drive of a suction mechanism moving the dust created during the action towards a receptacle (8).

Bohrvorrichtung zum Einbringen eines Bohrloches in ein Gestein

Bohrvorrichtung (1) zum Einbringen eines Bohrloches (B) in ein Gestein oder ein gesteinsartiges Materials, insbesondere in eine Fliese (F), unter Zuführen einer viskoelastischen Flüssigkeit, insbesondere eines Gels (G), vor und/oder während des Bohren auf die Oberfläche (O) des Gesteins oder gesteinsartigen Materials, von der aus das Bohrloch (B) in das Gestein einzubringen ist, wobei ein Einbringen der Bohrung unter gleichzeitiger Aufnahme des durch die Bohrung entstehenden Gesteinsmehles (M) in die viskoelastische Flüssigkeit, insbesondere in das Gel (G) erfolgt, aufweisend eine Bohreranordnung (2) mit einem in einer Bohrrichtung (b) führbaren und mittels eines Antrieb um eine Bohrerachse (a) drehbaren Bohrers (3), insbesondere eines Gesteinsbohrers, und einer Gelzuführungsvorrichtung (4) zum Zuführen des Gels (G) auf die Oberfläche (O).

Verfahren zur Wiederverwendung von wasserlöslichem Schlammabwasser

Means for the removal of road markings

Hand-held cut-off machine

Cooling system for power tools

Cutting machine

VACUUM SYSTEM FOR PAVEMENT GROOVING MACHINE

Liquid delivering apparatus

The apparatus delivers liquid to a mechanical tool 24 such as a circular saw and includes a container 1 for the liquid and a flexible conduit 14. The conduit has a first end 16 connected to the container and in fluid communication with its interior. A second end 18 of the conduit is connectable to the tool. The container and flexible conduit may be portable and the container may be suspended above the tool. A low-pressure pump and a valve 5 for controlling liquid flow may also be provided. The container may be a bag, formed of moulded plastics, or be transparent or translucent. The flexible conduit may be coiled around resilient means 26.

DRYING-BORE

VORRICHTUNG ZUM ZUSCHNEIDEN UND BOHREN VON PLATTENFOERMIGEN WERKSTUECKEN AUS ASBESTZEMENT

Clamping device for clamping to a glass sheet

Bei einem Verfahren zum Festlegen eines plattenförmigen Gegenstandes (5), beispielsweise einer Glasscheibe, in einer Auflageebene (4) wird der plattenförmige Gegenstand (5) mit einer Klemmvorrichtung (1) festgelegt, indem wenigstens ein Druckelement (2) und wenigstens ein Gegenelement (3) der Klemmvorrichtung (1) an gegenüberliegende Seiten des plattenförmigen Gegenstandes (5) angelegt werden. Der plattenförmige Gegenstand (5) wird dadurch zwischen dem Druckelement (2) und dem Gegenelement (3) eingeklemmt. Ein Belag (11a, 11b, 11c) von wenigstens zwei voneinander unterschiedlichen Belägen (11a, 11b, 11c) des Druckelementes (2) wird in einer dem Gegenelement (3) zugeordneten Wirkstellung positioniert, und der in Wirkstellung positionierte Belag (11a, 11b, 11c) wird beim Festklemmen des plattenförmigen Gegenstandes (5) an den plattenförmigen Gegenstand (5) angelegt.

FILTERVORRICHTUNG FUER DIE REINIGUNG VON DURCH STAUBTEILCHEN VERUNREINIGTER LUFT

SURVEILLANCE

Ein erfindungsgemäßes Saugbohrwerkzeug hat eine Absaugvorrichtung, die einen sich entlang des Saugbohrwerkzeugs erstreckenden Kanal aufweist. Eine Absaugöffnung des Kanals ist in einem Bereich des Bohrkopfs vorgesehen. Außerdem ist an dem Bohrkopf eine Hartmetallplatte (1) vorgesehen. Die Hartmetallplatte ist in Form eines Prismas mit einer Grundfläche in Form eines Parallelogramms ausgebildet. Eine Hochachse (Z) der Hartmetallplatte liegt parallel zu einer Längsachse des Saugbohrwerkzeugs, und die Hartmetallplatte weist den Seiten des die Grundfläche ausbildenden Parallelogramms entsprechende kurze (3, 5) und lange (7, 9) Seitenflächen auf. Das der Grundfläche (11) des Prismas entlang der Hochachse (Z) des Prismas gegenüberliegende Ende ist mittels zwei schräg zu der Hochachse (Z) liegenden aufeinander zulaufenden Flächen (13, 15) ausgebildet. Diese bilden eine Schneidkante (17) aus. Endpunkte der Schneidkante (17) sind durch Facetten (19, 21) definiert, die an den langen Seitenflächen ...

NUCLEAR DRILLING EQUIPMENT WITH RECUPERATION FOR COOLANTS

EQUIPMENT FOR REMOVING FROM CONCRETE LAYERS.

DRILLING FIXTURE FOR THE PRODUCTION OF BOREHOLES WITH HINTERSCHNEIDUNG.

PROCEDURE FOR CLEARING AWAY AN EXTERIOR A LAYER OF A BRICK-WORK AND A DEVICE FOR REMOVING THE EXTERIORS LAYER, IN PARTICULAR FROM JOINT MORTAR

HAND CUT EQUIPMENT AND ADDITIONAL DEVICE FOR IT

Wet cutting saw

A wet cutting saw for cutting a ground portion, the wet cutting saw comprising: a blade rotatable about an axis; a liquid feed conduit for feeding liquid onto a surface of the blade as it rotates; a frame for carrying the blade and configured to travel over a surface of the ground portion; and a mounting assembly that mounts the blade to the frame, at least part of the mounting assembly pivotable relative to the frame to raise and lower the blade relative to the frame.

Coolant supply device and electric drill unit provided with coolant supply device

The present invention relates to a coolant supply device (A) attached to an electric drill device to supply coolant to a piercing portion at a tip end of the drill (10) at the time of piercing. The coolant supply device comprises a first flange member (3) and a second flange member (4) on a rotation shaft (1) provided coaxially with the drill so that the first flange member (3) is provided along the shaft and located on the drill side and the second flange member (4) is provided along the shaft and located farther from the drill than the first flange member, a space (S) formed between the both flange members and to which the coolant is introduced, a coolant supply passage (P) formed between the first flange member and the drill to guide the coolant in the space to the drill, and a coolant extrusion mechanism to extrude the coolant in the space toward the coolant supply passage.

ROCK FACE SPLITTING APPARATUS AND METHOD

A splitting apparatus comprising a first splitting blade having a smooth top with a width X and a shoulder angle of less than the friction angle, relative to a point in the middle of the top, and a second splitting blade disposed opposite the first splitting blade, the second splitting blade having a smooth top with a width Y and a shoulder angle of less than the friction angle, relative to a point in the middle of the top.

TILE SAW

A tile saw includes a saw unit having a motor and a saw blade driven by the motor, a table through which the saw blade at least partially protrudes, and a pan positioned underneath the table and including an interior cavity configured to hold a fluid. The interior cavity is defined by a floor and at least one side wall of the pan. The tile saw also includes a first interior wall that extends upward from the floor of the pan and a second interior wall that extends upward from the floor of the pan. The second interior wall is spaced apart from the first interior wall to define a channel into which the saw blade extends.

COMBINATION VACUUM, TILE CUTTING AND DUST COLLECTION SYSTEM

The present concept is a combination of a cutting surface, a debris container, and a vacuum cleaner. The combination includes a hollow container defining a substantially enclosed upper and lower debris chambers. The container further includes a divider spaced from an elevated planar cutting surface, the cutting surface is for supporting a work piece to be cut. There is an elongated opening in the cutting surface for placing the work piece there across and for allowing fresh air to be drawn into the container. The container includes an outlet within a top section of the container, wherein the outlet for coupling one end of a vacuum hose to the container. The other end of the hose coupled to an inlet port in fluid communication with a vacuum mounted in a middle chamber. When cutting the work piece debris generated from the cutting is drawn into the container and large particles drop to the divider and fine particles are extracted out of the upper chamber by the vacuum and drawn into the lower ...

CUTTING AND DUST OR SLURRY COLLECTING ASSEMBLY AND WORKING MACHINE

A LAYING MACHINE

The present invention relates to a laying machine for laying at least one flexible casing or tube, cable or wire including: - a blade arrangement (2) for making a trench (5) in the ground, a consolidation and laying means (3) being arranged behind the blade arrangement (2), for clearing and safeguarding the trench (5) from collapsing while laying at least one flexible casing or tube, cable or wire into the trench. A blade assembly comprising compartments for cooling fluid.

APPARATUS AND METHOD FOR MANUFACTURING FIELD-POLE MAGNET

This device for producing a field-pole magnet segments a magnet to produce magnet pieces that configure a field-pole magnet disposed in a dynamo-electric machine. The production device is provided with: a support unit on which the magnet is placed; a segmenting unit that is provided to the reverse side from the support unit, sandwiching the magnet, and that segments the magnet by means of contacting and pressing on the magnet; and a powder elimination unit that eliminates pulverization powder arising by means of the segmenting of the magnet.

Stone material cutting machine

DUST VACUUMING DRILL DEVICE WITH AN INTERNAL DUST PASSAGEWAY AND METHOD FOR PRODUCING THE SAME

A dust vacuuming drill device is adapted to be connected with a vacuum suction device by a socket, and includes a drill bit and a driven shank threadedly engaged with each other and cooperatively defining therein an internal dust passageway in communication with the socket for removing the dust generated during a drilling operation. The drill unit can be removed from the driven shank when the drill unit is broken so as to readily replace the drill unit without the need to detach the driven shank from the socket, which results in low operation and material costs. 1. A dust vacuuming drill device adapted to be connected with a vacuum suction device by a socket , the socket defining a communicating chamber that has two bit ends opposite to each other in a lengthwise direction , and a suction device end disposed transverse to the lengthwise direction , comprising: a bit shaft having a tubular shaft wall which is elongated in the lengthwise direction to terminate at proximate and distal shaft ends, and which has a shaft inner wall surface that defines a longitudinal passage extending in the lengthwise direction and through said proximate shaft end,', 'a bit tip integrally connected to said distal shaft end and having at least one first penetrating hole in communication with said longitudinal passage for dust access to said longitudinal passage, and', 'an externally threaded portion disposed on said proximate shaft end; and, 'a drill unit including'} a shank body having a tubular shank wall which is elongated in the lengthwise direction to terminate at proximate and distal shank ends such that said tubular shank wall is disposed to penetrate through the communicating chamber of the socket from one of the bit ends to project said proximate shank end from the other one of the bit ends, and which has a shank inner wall surface that defines a communicating passage extending in the lengthwise direction and through said proximate shank end, and at least one second penetrating ...

Dust vacuuming drill device with an internal dust passageway and method for producing the same

A dust vacuuming drill device is adapted to be connected with a vacuum suction device by a socket, and includes a drill bit and a driven shank threadedly engaged with each other and cooperatively defining therein an internal dust passageway in communication with the socket for removing the dust generated during a drilling operation. The drill unit can be removed from the driven shank when the drill unit is broken so as to readily replace the drill unit without the need to detach the driven shank from the socket, which results in low operation and material costs.

Drill Bit

A drill bit includes a pointed head and a bit shaft. A dust suction passage is formed in the bit shaft. A hole with an opening is formed in the pointed head or in a portion of the bit shaft, the portion being near a distal end of the bit shaft. The bit shaft includes a first portion, the first portion including a core and a rib. The core extends in an axial direction, and is thinner than the pointed head. The rib protrudes radially outward from a side surface of the core, and extends over an entire length of the first portion. The dust suction passage extends through the core in the axial direction. 1. A drill bit comprising:a pointed head including a plurality of cutting edges, which are arranged in a radial manner with respect to a central axis;a bit shaft provided with the pointed head at its distal end;a dust suction passage formed in the bit shaft and extending in an axial direction; anda hole with an opening, the hole being formed in the pointed head or in a portion of the bit shaft, the portion being near the distal end of the bit shaft, wherein:the hole is in communication with the dust suction passage;the bit shaft includes a first portion, the first portion including a core and a rib;the core extends in the axial direction, and is thinner than the pointed head;the rib protrudes radially outward from a side surface of the core, and extends over an entire length of the first portion; andthe dust suction passage extends through the core in the axial direction.2. The drill bit according to claim 1 , whereina radial position of a radially outer end surface of the rib is substantially equal to a radial position of an outer peripheral surface of the pointed head.3. The drill bit according to claim 1 , whereinthe first portion includes a plurality of the ribs, andthe plurality of the ribs are arranged in a circumferential direction such that the ribs are spaced apart from each other.4. The drill bit according to claim 3 , whereinthe plurality of the ribs are ...

DIAMETER-ENLARGED HOLE PORTION FORMING DEVICE

A device for forming a diameter-enlarged hole portion by cutting into a hole that is formed in a workpiece, the device including: a bow jaw including a shaft and a guide, the guide including a distal end surface and an sloped surface, the distal end surface being provided on an opposite side of the guide from the shaft, the sloped surface being sloped from the shaft side of the guide toward the distal end surface side of the guide in a direction away from a center axis of the shaft; and a cutter blade including a cutting portion whose distal end is provided with a cutting edge, the cutting portion being slidable along the sloped surface. The bow jaw further includes a suction passage that includes a flow passage, the flow passage including a suction port that is open at the distal end surface. 1. A diameter-enlarged hole portion forming device for forming a diameter-enlarged hole portion by cutting into a hole that is formed in a workpiece , the diameter-enlarged hole portion forming device comprising:a bow jaw including a shaft and a guide, the guide including a distal end surface and an sloped surface, the distal end surface being provided on an opposite side of the guide from the shaft, the sloped surface being sloped from the shaft side of the guide toward the distal end surface side of the guide in a direction away from a center axis of the shaft; anda cutter blade including a cutting portion whose distal end is provided with a cutting edge, the cutting portion being slidable along the sloped surface, whereinthe bow jaw further includes a suction passage that includes a flow passage, the flow passage including a suction port that is open at the distal end surface.2. The diameter-enlarged hole portion forming device according to claim 1 , wherein a pair of the sloped surfaces provided such that the center axis is interposed between the sloped surfaces; and', 'a recess that is open at the distal end surface and an outer peripheral surface between the pair of the ...

POWERED SAW INCLUDING DUST CAPTURE APPARATUS

A novel cutting method and apparatus includes a cutting blade adapted to consistently and easily form a desirable kerf in a concrete substrate while capturing substantially all resulting concrete dust. 2. A circular saw apparatus as defined in wherein said longitudinal axis comprises a substantially linear longitudinal axis.3. A circular saw apparatus as defined in wherein said plurality of wheels comprises four wheels.4. A circular saw apparatus as defined in claim 1 , further comprising third and fourth wheels claim 1 , said third wheel and said fourth wheel being disposed in proximity to said forward edge.5. A circular saw apparatus as defined in wherein each said respective axes of rotation is disposed substantially parallel to said upper surface region.6. A circular saw apparatus as defined in wherein said hose coupling comprises a fitting claim 1 , said fitting having an internal channel therewithin claim 1 , said internal channel communicating between said blade box portion and said hose coupling tube.7. A circular saw apparatus as defined in wherein said hose coupling tube includes an external circumferential surface region adapted to support an internal surface region of a vacuum tube.8. A circular saw apparatus as defined in wherein said hose coupling tube comprises a hose coupling tube having a substantially circular cross-section.9. A circular saw apparatus as defined in further comprising a support bracket claim 1 , said support bracket being coupled to said chassis claim 1 , said support bracket further including an aperture for receiving a portion of said hose coupling tube therewithin claim 1 , so as to mechanically support said hose coupling tube.10. A circular saw apparatus as defined in wherein a portion of said hose coupling tube is disposed above said one wheel. The present application is a continuation-in-part of U.S. patent application Ser. No. 14/853,852 , filed on Sep. 14, 2015, which in turn is a continuation of U.S. patent application Ser. ...

POWERED SAW INCLUDING DUST CAPTURE APPARATUS

A novel cutting method and apparatus includes a cutting blade adapted to consistently and easily form a desirable kerf in a concrete substrate while capturing substantially all resulting concrete dust. 1. A method of cutting a substrate comprising:advancing a portion of a saw blade into a kerf in a surface of a substrate at an entry point;advancing said portion of said saw blade through said kerf, substantially without contacting said substrate, to contact said substrate adjacent an exit point where said portion of said saw blade exits said kerf and relatively remote from said entry point;advancing said portion of said saw blade into a vacuum manifold, said vacuum manifold being disposed relatively proximate to said exit point and distal to said entry point;advancing said portion of said saw blade through a cavity within said vacuum manifold, said cavity defined by a generally circular cylindrical internal surface of said vacuum manifold, said cavity having a cavity longitudinal axis disposed in generally parallel spaced relation to an axis of rotation of said saw blade and transverse to a motion of said portion of said saw blade through said cavity, said cavity having a radius normal to said cavity longitudinal axis, said cavity radius being substantially smaller than a radius of said saw blade;withdrawing ambient air through said cavity and through a coupling portion coupled to said cavity, said coupling portion having a coupler longitudinal axis, said coupler longitudinal axis defining a passage angle with said cavity longitudinal axis, said passage angle having a value of between at least about 0° and at most about 20°, whereby said withdrawing ambient air tends to form a vortex in said ambient air and to effectively remove sawing detritus from a region adjacent said exit point.2. A method of cutting a substrate as defined in wherein said passage angle comprises a vertical component substantially normal to said surface of said substrate and a horizontal ...

CUTTING APPARATUS

A controller of a cutting apparatus includes: a storage section configured to preliminarily store as a threshold an arbitrary value based on a load current value of a motor detected when a cutting blade is rotated at a predetermined rotational speed while supplying a predetermined quantity of cutting water in a state in which a cutting water supply nozzle is positioned in an appropriate position; and a judgment section configured to judge normality or abnormality according to the result of comparison between a load current value detected when the cutting blade is rotated at the predetermined rotational speed while supplying the predetermined quantity of cutting water and the threshold stored in the storage section. 1. A cutting apparatus comprising:cutting means which includes a spindle supported in a rotatable manner, a motor for rotationally driving the spindle, a cutting blade mounted to a tip portion of the spindle, and a cutting water supply nozzle for supplying cutting water to the cutting blade;load current value detecting means for detecting a load current value of the motor; andcontrol means for controlling the cutting means and the load current value detecting means,wherein the control means includes:a storage section configured to preliminarily store as a threshold an arbitrary value based on a load current value detected by the load current value detecting means when the cutting blade is rotated at a predetermined rotational speed while supplying a predetermined quantity of cutting water in a state in which the cutting water supply nozzle is positioned in an appropriate position; anda judgment section configured to judge normality or abnormality according to a result of comparison between a load current value detected by the load current value detecting means when the cutting blade is rotated at the predetermined rotational speed while supplying the predetermined quantity of cutting water and the threshold stored in the storage section.2. The cutting ...

Dust Suction Drill and Dust Suction Unit

A dust suction drill includes: a drill tip with cutting edge portions; a shaft joined to the drill tip and configured to rotate about an axis; and a dust suction passage that is generated when the cutting edge portions rotate, the dust suction passage being formed inside the shaft. The cutting edge portions are provided on a distal end surface of the drill tip and spaced apart from each other in a circumferential direction. Cutting edges, each of which is formed by a joint ridge between a rake face and a relief face of a corresponding one of the cutting edge portions, are arranged radially, and at a center of the drill tip, form a chisel point, which is a pointed end. A dust suction hole, which communicates with the dust suction passage, is formed in the rake face or the relief face closely to the chisel point. 1. A dust suction drill comprising:a drill tip with cutting edge portions formed on a distal end of the drill tip;a shaft joined to the drill tip and configured to rotate about an axis line; anda dust suction passage for sucking dust that is generated when the cutting edge portions rotate, the dust suction passage being formed inside the shaft, whereinthe cutting edge portions and the drill tip are made of a metal and integrally formed together,the cutting edge portions are provided on a distal end surface of the drill tip and spaced apart from each other in a circumferential direction,cutting edges, each of which is formed by a joint ridge between a rake face and a relief face of a corresponding one of the cutting edge portions, are arranged radially, and at a center of the drill tip, form a chisel point, which is a pointed end, anda dust suction hole, which communicates with the dust suction passage, is formed in the rake face or the relief face closely to the chisel point, or formed over the joint ridge between the rake face and the relief face closely to the chisel point.2. The dust suction drill according to claim 1 , wherein:the dust suction passage is ...

CORNER SAW

A cutting apparatus for cutting corner pieces formed of stone or other materials for use as building faces or for cutting flat pieces is disclosed herein. The cutting apparatus includes a frame with a first and a second conveyor operatively attached to the frame. The first and the second conveyors are configured to carry a workpiece from a first end of the frame to the second end of the frame. The first conveyor is disposed at an angle of about 45 degrees to a ground surface supporting the cutting apparatus. The second conveyor is disposed at an angle of about 45 degrees to the ground surface supporting the cutting apparatus, wherein the second conveyor is positioned perpendicularly to the first conveyor so as to form a V-shaped channel therewith. The cutting apparatus further includes a first cutting blade operatively attached to the frame and positioned generally parallel to the first conveyor and a second cutting blade operatively attached to the frame and positioned generally parallel to the second conveyor. 1. A cutting apparatus comprising:a frame including a first end and a second end;a first conveyor operatively attached to the frame, the first conveyor configured to carry a workpiece from the first end of the frame to the second end of the frame, the first conveyor disposed at an angle of about 45 degrees to a ground surface supporting the cutting apparatus;a second conveyor operatively attached to the frame, the second conveyor configured to carry a workpiece from the first end of the frame to the second end of the frame, the second conveyor disposed at an angle of about 45 degrees to the ground surface supporting the cutting apparatus, the second conveyor positioned perpendicularly to the first conveyor so as to form a V-shaped channel with the first conveyor;a first cutting blade operatively attached to the frame and positioned generally parallel to the first conveyor; anda second cutting blade operatively attached to the frame and positioned generally ...

METHOD FOR SLICING WORKPIECE AND WIRE SAW

A method for slicing a workpiece with a wire saw which includes a wire row formed by winding a fixed abrasive grain wire having abrasive grains secured to a surface thereof around multiple grooved rollers, the method including feeding a workpiece to the wire row for slicing while allowing the fixed abrasive grain wire to reciprocatively travel in an axial direction thereof, thereby slicing the workpiece at multiple positions aligned in an axial direction of the workpiece simultaneously. The method includes: supplying a coolant for workpiece slicing onto the wire row when the workpiece is sliced with the fixed abrasive grain wire; and supplying a coolant for workpiece drawing, which differs from and has a higher viscosity than the coolant for workpiece slicing, onto the wire row when the workpiece is drawn out from the wire row after the slicing of the workpiece. 15-. (canceled)6. A method for slicing a workpiece with a wire saw which includes a wire row formed by winding a fixed abrasive grain wire having abrasive grains secured to a surface thereof around a plurality of grooved rollers , the method comprising feeding a workpiece to the wire row for slicing while allowing the fixed abrasive grain wire to reciprocatively travel in an axial direction thereof , thereby slicing the workpiece at a plurality of positions aligned in an axial direction of the workpiece simultaneously ,wherein the method comprises:supplying a coolant for workpiece slicing onto the wire row when the workpiece is being sliced with the fixed abrasive grain wire; andsupplying a coolant for workpiece drawing, which is different from the coolant for workpiece slicing and has a higher viscosity than the coolant for workpiece slicing, onto the wire row when the workpiece is drawn out from the wire row after the slicing of the workpiece.7. The method for slicing a workpiece according to claim 6 , whereinthe coolant for workpiece slicing to be used has a viscosity at 25° C. of 5 mPas or less, andthe ...

CONCAVE CUTTING TABLE OF CERAMIC SAW

A ceramic saw includes a sliding cutting table including two intermediate islands, a flat, left portion to the left of the intermediate islands, and a flat, right portion to the right of the intermediate islands; a first longitudinal groove inclined and disposed between the left portion and the intermediate islands, a second longitudinal groove between the intermediate islands, and a third longitudinal groove inclined and disposed between the right portion and the intermediate islands; a plurality of inclined, transverse grooves across the left portion, the right portion, and the intermediate islands; a rectangular groove formed along four edges of the cutting table; a first drain disposed on the first longitudinal groove, a second drain disposed on the second longitudinal groove, and a third drain disposed on the third longitudinal groove; and the first, second and third longitudinal grooves, the transverse grooves, and the rectangular groove communicate with one another. 1. A saw for cutting a workpiece , comprising:a rectangular cutting table including two parallel sets of a plurality of rollers disposed on a bottom;a gauge strip formed with a front end of the cutting table;a removable tray under the cutting table;a rectangular frame including two parallel rails on a top with the sets of rollers rotatably disposed thereon, and a wheeled folding leg assembly disposed under the removable tray; anda cutting head assembly disposed above the cutting table and secured to the frame, the cutting head assembly including a circular saw blade, an electric motor for driving the saw blade, and a nozzle;wherein the cutting table is slidably mounted on the parallel rails and includes:two intermediate islands, a flat, left portion disposed to the left of the intermediate islands, and a flat, right portion disposed to the right of the intermediate islands;a first longitudinal groove inclined and disposed between the flat, left portion and the intermediate islands, a second ...

Chop Saw with Dust Collection System

A chop saw, grinding wheel, or like apparatus is disclosed herein also incorporated to an easily portable dust collection system. In a preferred embodiment, a worktable is provided with a center slot for receiving a circular saw blade. A negative pressure and resulting air flow is provided at the center slot to capture particulate matter as a byproduct of cutting the workpiece. Side slots are also disclosed to assist in particulate collection. A unique filter chamber having a cylindrical filter is additionally provided to remove dust from air and discharge the filtered air at a lateral side of the apparatus. A filter cleaning knob is additionally disclosed to assist in cleaning the filter. Of the beneficial aspects of the chop saw with dust collection system is its portability being one integral unit and the dust filter being easily cleaned and maintained. 1. A worktable comprising:a top portion configured to support a work piece, wherein the top portion comprises a blade slot configured to receive a blade;a filter chamber below the top portion and comprising a filter, wherein the filter chamber is configured to receive dust via the blade slot resulting from a cutting of the work piece; anda vacuum device coupled to the filter and configured to provide a negative pressure within the filter chamber, the negative pressure creating a downward air flow through the blade slot into the filter chamber.2. The worktable of claim 1 , further comprising a housing coupled to the top portion claim 1 , wherein the housing is positioned below the top portion and comprises four sides extending downwardly from the top portion claim 1 , and wherein the housing is configured to substantially enclose at least the filter chamber.3. The worktable of claim 2 , further comprising a vacuum chamber configured to house the vacuum device claim 2 , wherein the housing is further configured to substantially enclose the vacuum chamber.4. The worktable of claim 3 , further comprising a transverse ...

SAWCUT MACHINE FOR SIDEWALKS

Disclosed is a machine for forming saw cuts into sidewalk concrete slabs, the machine comprising a frame, rubber tracks attached to the underside of the frame to self-propel the machine in a travel direction along a sidewalk during use, and a cutting assembly mounted to the frame. The cutting assembly comprises a saw for forming saw cuts, a linear actuator for moving the saw at a depth into the sidewalk, and a screw drive motor to move the saw to form the saw cut in a direction perpendicular to the travel direction. While road repair machinery has the luxury of more space, machines for sidewalks are smaller and tighter. The machine in accordance with the teachings of this invention uses a newly designed cutting assembly to keep the size of the machine useable for sawcuts in sidewalks. 1. A machine for forming saw cuts into sidewalk concrete slabs , the machine comprising:a frame;rubber tracks attached to the underside of the frame to self-propel the machine in a travel direction along a sidewalk during use; and a saw for forming saw cuts;', 'a linear actuator for moving the saw at a depth into the sidewalk; and', 'a screw drive motor to move the saw to form the saw cut in a direction perpendicular to the travel direction., 'a cutting assembly mounted to the frame, the cutting assembly comprising2. The machine of claim 1 , wherein the screw drive motor is connected to a drive screw such that they turn in unison.3. The machine of claim 1 , further comprising a depth control assembly using a PLC for controlling the linear actuator.4. The machine of claim 1 , further comprising a travel control assembly for controlling the travel of the saw while the saw is forming the saw cut.5. The machine of claim 4 , wherein the travel control assembly comprises a switch wheel wherein if the switch wheel drops off the edge of the sidewalk claim 4 , the saw is triggered to stop forming the saw cut.6. The machine of claim 1 , further comprising a vacuum with a cyclone separator to ...

TABLE CUTTING MACHINE

A table cutting machine includes a table for carrying an object to be cut; a cutting device, associated with the table, for cutting the object to be cut; a water tank for providing a cooling water to the cutting device; and a water level indicating device for indirectly indicating a water level of the cooling water from a top of the table or a side of the water tank. The device thus enables the user to observe the water level from the top of the table or the side of the water tank of the table cutting machine without removing the table during the observation. 1. A table cutting machine , comprising:a table for carrying an object to be cut;a cutting device associated with the table for cutting the object to be cut;a water tank for accommodating a cooling liquid to be contacted by at least a portion of the cutting device; anda water level indicating device for indirectly indicating a height of a liquid surface of the cooling liquid in the water tank from the table;wherein the water tank comprises a water storing space with a top opening, and the table is mounted above the water tank and covers the opening of the water tank.2. The table cutting machine according to claim 1 , wherein the water level indicating device comprises a buoyancy ball and an indicating assembly wherein the indicating assembly comprises:a connecting rod pivotally connected to the water tank about a first axis;a water level ruler mounted to the table;a vernier slidably connected to the water level ruler along a second axis;a flexible member for connecting the connecting rod with the vernier;a driving member for driving the vernier to always move close to a position indicating the lowest water level; andan idler wheel for guiding the flexible member;wherein the buoyancy ball is arranged on one end of the connecting rod, and the other end of the connecting rod is connected to one end of the flexible member, and the other end of the flexible member is connected to one end of the vernier.3. The table ...

MATERIAL LOADING APPARATUS

A material loading apparatus includes a movable material support surface that is pivotally mounted to the frame. The loading apparatus also includes a first link that extends between the support surface and the frame and is pivotally connected to the support surface at a first end of the first link and pivotally connected to the frame at a second end of the first link. The loading apparatus also includes a second link that extends between the support surface and the frame and is pivotally connected to the support surface at a first end of the second link and pivotally connected to the frame at a second end of the second link. The loading apparatus also includes an actuator that is pivotally connected to the frame and configured to move the support surface between a generally horizontal position and a generally vertical position. 1. A material loading apparatus comprising:a fixed frame;a movable support surface pivotally mounted to the frame, the support surface configured for supporting the material;a first link extending between the support surface and the frame, the first link pivotally connected to the support surface at a first end of the first link and pivotally connected to the frame at a second end of the first link;a second link extending between the support surface and the frame, the second link pivotally connected to the support surface at a first end of the second link and pivotally connected to the frame at a second end of the second link; andan actuator pivotally connected to the frame, the actuator being configured to move the support surface between a generally horizontal position and a generally vertical position.2. The material loading apparatus of claim 1 , wherein the actuator includes a ram claim 1 , the ram being pivotally connected to the second link at a location between the first end and the second end of the second link.3. The material loading apparatus of claim 1 , wherein the material loading apparatus includes a pair of first links claim ...

Apparatus and method for cutoff machining sintered magnet

A sintered magnet sawing apparatus is provided comprising a cylindrical work carrier mounted on a horizontal rotating spindle and having a regular polygonal shape in a perpendicular cross section, and a plurality of endless elastic belts adapted to force a work of sintered magnet against the carrier surface to secure the work thereto and adapted to travel synchronously with and counter to the rotation of the carrier in a circulatory manner. In accordance with rotation of the carrier, the work is delivered to the peripheral surface of the carrier, secured thereto by the elastic belts, moved further forward and cutoff machined by an outer cutoff blade. The divided work is moved further forward, released and discharged from the carrier.

DEVICE AND METHOD FOR CUTTING A STONE BLOCK

A device for cutting a block of stone that includes a support bar including a monolithic metallic plate, and a number of fluid ports attached to the plate. The device also includes a wear bar that is secured to the monolithic metallic plate and a lower longitudinal slot, and a cutting belt positioned in the lower longitudinal slot of the wear bar and including a downward-facing cutting surface to cut the block of stone. A method of cutting the stone block is also disclosed. 1. A device for cutting a block of stone , the device comprising:a platform configured to receive the block of stone,a frame configured to move vertically relative to the platform, a monolithic metallic plate, the monolithic metallic plate including an upper section and a lower flange extending downwardly from the upper section on the first longitudinal side, and', 'a wear bar including (i) a lower section secured to the lower flange of the monolithic metallic plate, the lower section including a lower longitudinal slot, and (ii) an upper flange extending upwardly from the lower section, the upper flange being secured to the upper section of the monolithic metallic plate,, 'a guide bar assembly having a first longitudinal side and a second longitudinal side, the guide bar assembly comprisinga fastener extending through each bore of a plurality of bores extending through the guide bar assembly to secure the guide bar assembly to the frame, anda cutting belt positioned in the lower longitudinal slot of the wear bar and including a downward-facing cutting surface,wherein the lower flange of the monolithic metallic plate is spaced apart from the upper flange of the wear bar such that a longitudinal channel is defined therebetween.2. The device of claim 1 , wherein the wear bar includes a plurality of passageways extending through the lower section to connect the longitudinal channel to the lower longitudinal slot.3. The device of claim 2 , wherein the guide bar assembly includes a fluid port having a ...

Power Saw Blade Cooling Arrangement

A cutting machine includes a motor assembly, a cutting blade powered by the motor assembly for cutting a work piece, and a cooling arrangement which includes a fluid nozzle unit for delivering cooling fluid onto a cutting edge portion of the cutting blade to ensure the cooling fluid to adhere on the cutting blade by means of adhesion and cohesion of the cooling fluid so as to cool the cutting blade during the cutting operation and to combine the cooling fluid with residual particles of the work piece after the work piece is cut. Therefore, no excessive cooling fluid is stayed on the cutting blade to minimize the formation of dust, and misting of the cooling fluid during the cutting operation. 1. A cutting machine for cutting a work piece , comprising:a motor assembly;a cutting head arrangement which comprises a cutting blade powered by said motor assembly, wherein said cutting blade is driven to rotate at a forward spinning direction to define a cutting edge portion for contacting with the work piece at a cutting point during a cutting operation; anda cooling arrangement which comprises a fluid nozzle unit supported at said cutting head arrangement for delivering cooling fluid onto said cutting edge portion of said cutting blade to ensure the cooling fluid to adhere on said cutting blade by means of adhesion and cohesion of the cooling fluid so as to cool said cutting blade during said cutting operation and to combine the cooling fluid with residual particles of the work piece after the work piece is cut.2. The cutting machine claim 1 , as recited in claim 1 , wherein an injecting angle of said fluid nozzle unit is set at a rearward direction with respect to said cutting machine for preventing the cooling fluid stayed on said cutting blade in an over-saturated manner.3. The cutting machine claim 2 , as recited in claim 2 , wherein said fluid nozzle unit is adjustable to adjust said injecting angle between said rearward direction and a forward direction.4. The ...

Method and System of Rivering Filtration for Power Saw Machine

A rivering filtration system for a power saw machine includes a filtration tray having a filtration cavity for collecting operation fluid after the operation fluid is delivered onto the cutting blade, and a fluid collecting tray located underneath the filtration tray, wherein the fluid collecting tray has first and second cavities. The filtration tray provides a first filtration stage for filtrating the visible residual particles out from the operation fluid. The fluid collecting tray provides a second filtration stage that the operation fluid is slowly filled in the first cavity from the filtration cavity to ensure slurry residual particles in the operation fluid being deposited at the first cavity, and a third filtration stage that the operation fluid is slowly filled in the second cavity from the first cavity to ensure the slurry residual particles being filtrated out of the operation fluid. 1. A power saw machine , comprising:a cutting head arrangement which comprises a cutting blade being driven to rotate for contacting with a work piece during a cutting operation; anda rivering filtration system located underneath said cutting head arrangement for collecting operation fluid and filtrating residual particles in the operation fluid with multiple filtration stages so as to separate different sizes of the residual particles in the operation fluid after the operation fluid is delivered onto said cutting blade.2. The power saw machine claim 1 , as recited in claim 1 , wherein said rivering filtration system a filtering element made of mesh material located underneath said cutting head arrangement for filtering heavy debris in the operation fluid after the operation fluid is delivered onto said cutting blade.3. The power saw machine claim 2 , as recited in claim 2 , wherein said rivering filtration system further comprises a filtration tray claim 2 , which is supported underneath said cutting blade claim 2 , having a filtrating cavity for collecting larger size of ...

Extraction Apparatus

An extraction apparatus () for a cutting machine (). The extraction apparatus () comprises first and second portions () rotatable one relative to the other for angular movement between two opposed positions. A slidable coupling () defines a fluid flow path () for fluid communication between the first and second portions () during said angular movement between the two opposed positions, whereby fluid can flow from the interior () of the first portion () into the second portion (). The slidable coupling () comprises first and second coupling sections () slidable one with respect to the other. The second coupling section () is hollow to define an open interior (). The first coupling section () defines a duct () opening onto the interior () of the second coupling section (), whereby the duct () and the interior () of the second coupling section () cooperate to define the fluid flow path (). 1. An extraction apparatus comprising first and second portions rotatable one relative to the other for angular movement between two opposed positions , wherein the first portion defines an interior for receiving a portion of a rotary tool element , an end defining a contact face for engagement with and sliding movement over a surface , and an opening to receive the rotary tool element , and wherein the first and second portions are configured to define a flow path for fluid communication during said angular movement between the two opposed positions whereby fluid can flow from the interior of the first portion into the second portion.2. The extraction apparatus according to wherein the first and second portions are configured to define a slidable coupling providing the fluid flow path claim 1 , the slidable coupling being adapted to accommodate said angular movement between the first and second portions.3. The extraction apparatus according to wherein the slidable coupling comprises a first coupling section and a second coupling section slidable one with respect to the other claim 2 ...

Combination pavement cutting and debris removal device

The present invention is an all-in-one pavement cutting and debris removal system, which comprises a cutting assembly including a saw blade and motor for supporting and rotating the saw blade, a water supply assembly that sends water to the saw blade including a water tank and water tube to keep the saw blade cool during cutting, and an assembly for removing the cutting debris/slurry created during the cutting. The assembly may utilize a high-pressure air flow or water to blow away the cement/water debris or a high vacuum suction device to vacuum away the cement/water debris. The present system employs a single truck to carry or tow the cutting assembly, water tank and air compressor for the same function that currently requires two trucks.

Dust Removal Arrangement for an Engine-Driven Tool

The present disclosure relates to engine-driven tool () comprising a rotatable work tool () and an engine () for propelling a first driving pulley () via a clutch wheel () comprised in a power transferring unit () and having an outer edge. The first driving pulley () and the clutch wheel () arc arranged to rotate around a common driving axis (). The power transferring unit () comprises an endless drive belt () that is arranged propel the rotatable work tool () when the first driving pulley () is propelled. A fan arrangement () is arranged to convey air front a dust channel () formed between a shielding cover () and the rotatable work tool (), and comprises a fan turbine () that is connected to a fan pulley () connected to the drive belt () is arranged to propel the fan pulley (). A first overlap line () extends along the outer edge () of the clutch wheel (), perpendicular to the extension of the common driving axis (), the first overlap line () further extending via the fan turbine (). 1. An engine-driven tool comprising a rotatable work tool , having a center and a circumference , and an engine that is arranged to propel the rotatable work tool , wherein the engine-driven tool further comprises a shielding cover that is arranged to shield a part of the rotatable work tool , and a first swiveling part that is attached by a first swivel attachment and partly extends either inside or outside the shielding cover , allowing the first swiveling part to pivot around a first swivel axis that crosses the rotatable work tool closer to the center of the rotatable work tool than the circumference of the rotatable work tool , wherein the engine-driven tool comprises a second swiveling part that is attached to the first swiveling part and partly extends either inside or outside the first swiveling part , wherein the second swiveling part is attached to the first swiveling part by a second swivel attachment , allowing the second swiveling part to pivot around a second swivel axis ...

COOLANT SUPPLY DEVICE AND ELECTRIC DRILL UNIT PROVIDED WITH COOLANT SUPPLY DEVICE

A coolant supply device attached to an electric drilling tool is configured to supply a coolant to a drilling portion at a distal end of a drill. The coolant supply device includes: a first flange member and a second flange member provided axially on a rotating shaft, the rotating shaft sharing a same axis with the drill, the first flange member being positioned at the drill side, the second flange member being positioned such that the second flange member is more distant from the drill than the first flange member; space formed between the flange members, into which a coolant is injected; a coolant supply passage formed between the first flange member and the drill and guiding the coolant in the space to the drill; and a coolant push-out mechanism configured to push the coolant out of the space toward the coolant supply passage. 1. A coolant supply device attached to an electric drilling tool and configured to supply a coolant to a drilling portion at a distal end of a drill when the drill performs drilling , the coolant supply device comprising:a first flange member and a second flange member provided on a rotating shaft, the rotating shaft sharing a same axis with the drill, the first flange member being positioned at the drill side, the second flange member being positioned such that the second flange member is more distant from the drill than the first flange member along the rotating shaft;space formed between the flange members, into which a coolant is injected;a coolant supply passage formed between the first flange member and the drill, the coolant supply passage guiding the coolant in the space to the drill; anda coolant push-out mechanism configured to push the coolant out of the space toward the coolant supply passage.2. The coolant supply device according to claim 1 , further comprising:a supply valve disposed on the coolant supply passage and configured to switch a state of the coolant between a state of being allowed to flow from the space to the ...

LIQUID RECLAMATION AND RECIRCULATION SYSTEM FOR A WET SAW CUTTING APPARATUS

A liquid reclamation and recirculation system for a wet saw cutting apparatus comprising: a wet saw having a blade onto which liquid is dispensed by a liquid dispenser adjacent thereto; a first tank for receiving the liquid that has been dispensed onto the blade, the liquid received by the first tank defining a water level of the first tank; a second tank for receiving the liquid at or near the water level of the first tank; wherein the liquid dispensed by the liquid dispenser is drawn from the second tank. 1. A liquid reclamation and recirculation system for a wet saw cutting apparatus comprising:a wet saw having a blade onto which liquid is dispensed by a liquid dispenser adjacent thereto;a first tank for receiving the liquid that has been dispensed onto the blade, the liquid received by the first tank defining a water level of the first tank;a second tank for receiving the liquid at or near the water level of the first tank;wherein the liquid dispensed by the liquid dispenser is drawn from the second tank.2. The system of claim 1 , wherein the liquid dispenser comprises a pump and tubing coupled to the second tank claim 1 , the pump forcing the liquid from the second tank onto the blade via the tubing.3. The system of claim 1 , wherein the first tank and the second tank comprise a common wall.4. The system of claim 3 , wherein the common wall comprises a spillage area for transferring the liquid at or near the water level of the first tank to the second tank.5. The system of claim 1 , further comprising an intermediate tank for receiving the liquid at or near the water level of the first tank claim 1 , the liquid received by the intermediate tank defining a water level of the intermediate tank; andwherein the second tank receives liquid at or near the water level of the intermediate tank.6. The system of claim 5 , wherein the first tank and the intermediary tank comprise a first common wall claim 5 , and the intermediary tank and the second tank comprise a second ...

Method for cutting display panel

A method for cutting a display panel is provided by the disclosure. The display panel includes a substrate, a cover plate provided opposite to the substrate, multiple display components sandwiched between the substrate and the cover plate, and encapsulation glue sandwiched between the substrate and the cover plate and surrounding the multiple display components. The method includes: forming multiple display modules by cutting the substrate and the cover plate of the display panel at a position between adjacent display components; and edging a display module obtained through the cutting with an edging machine by a distance from an edge of the display module to inward of the encapsulation glue, until the encapsulation glue is grinded to a preset width. A design of slim bezel can be achieved for the display panel with high accuracy by the method for cutting the display panel according to the disclosure.

APPARATUS FOR SAWING CURED SLIPFORM CAST CONCRETE PRODUCTS

An apparatus for sawing cured slipform cast concrete products, which apparatus comprises a frame with wheels, and a concrete saw connected movably to the frame, wherein the apparatus comprises a brushing unit for cleaning slipform casting bed. 1. An apparatus for sawing cured slipform cast concrete products , which apparatus comprises a frame with wheels , and a concrete saw connected movably to the frame , and a brushing unit for cleaning a slipform casting bed.2. An apparatus according to claim 1 , wherein the apparatus further comprises means for attaching ends of the pretensioning strands to the apparatus.3. An apparatus according to claim 1 , wherein the brushing unit is connected to the frame of the apparatus vertically adjustably for allowing the brushing unit to be used in cleaning the upper surface of a cast concrete product on a slipform casting bed.4. An apparatus according to claim 1 , wherein the apparatus further comprises a suction unit for removing dust from both the concrete sawing process and the casting bed brushing process.5. An apparatus according to claim 2 , wherein the means for attaching the ends of the pretensioning strands to the apparatus comprises a strand pulling comb.6. An apparatus according to claim 1 , wherein the apparatus further comprises a brushing unit for cleaning area next to and/or between adjacent slipform casting beds.7. An apparatus according to claim 1 , wherein the apparatus further comprises means for oiling the slipform casting bed.8. An apparatus according to any of claim 1 , wherein the apparatus further comprises a motor for moving the apparatus. This application claims benefit of the filing date of FI20126318, filed Dec. 17, 2012, the entire contents of which is incorporated herein by reference for all purposes.1. FieldThe present invention relates to an apparatus used for sawing cured slipform cast concrete products on a slipform casting bed before moving the cut concrete products from the casting bed.2. ...

METHOD FOR CUTTING SILICON ROD AND APPARATUS FOR DIMAOND MULTI-WIRE CUTTING

Provided are a method for cutting silicon rod and an apparatus for diamond multi-wire cutting, the method for cutting silicon rod includes: using a cooling pipe to supply cutting fluid to the diamond wire, and using the diamond wire to cut the silicon rod, wherein the distance between the supply position of the cutting fluid and the periphery of the silicon rod is 10-20 mm; or adjusting the new wire running amount and/or feed speed at different positions of the crystal cross section during the cutting process.

SAW HAVING A DUST COLLECTOR

A saw has a machine head mounted on a machine frame to be pivotable in a vertical plane and to be pressable downwards for sawing from a rest position and which carries a saw blade rotating for sawing. The saw has a dust collector, serving to receive the chips and dust produced during sawing, connecting to a connection socket on a saw blade cover mounted above the saw blade on the machine head, being displaceably arranged on a carriage received in a linear guide, and being connected to the connection socket via a flexible connecting line. When the machine head is pressed down, the dust collector makes a linear displacement movement, the saw blade cover and the dust collector move relative to the machine frame, and the bendability or flexibility of the connecting line between the connection socket and the dust collector compensates for the different directions of movement. 1. A saw , in particular a cross-cut saw , cross-cut slide saw or slide compound miter saw , comprising:a machine head which is mounted on a machine frame so as to be pivotable in a vertical plane and which is mounted on the machine frame so as to be, for sawing, pressable downwards from a rest position and carries a saw blade rotating for sawing, and having a dust collector, which serves to receive the chips and dust produced during sawing and which is connected to a connection socket on a saw blade cover mounted above the saw blade on the machine head,wherein the dust collector is arranged on a carriage displaceably received in a linear guide,wherein the dust collector is connected to the connection socket via a flexible connecting line,wherein the linear guide is provided on the machine frame in such a way that when the machine head is pressed down, the dust collector is not tilted into a position vertically above the saw blade, but makes a linear displacement movement,wherein when the machine head is pressed down the saw blade cover on the one hand and the dust collector on the other hand move ...

Protection Arrangement for a Power Tool

The present disclosure relates to a hand-held power tool ( 1 ) comprising a rotatable work tool ( 2 ) with a center ( 16 ) and a circumference ( 17 ) and having a direction of rotation ( 19 ). The power tool ( 1 ) further comprises a blade guard arrangement ( 8 ) that is arranged to shield a variable part of the rotatable work tool ( 2 ) and comprises a blade guard ( 12 ) and a swiveling cover part ( 11, 11′, 11 ″) attached to the blade guard ( 12 ). In a first position, the swiveling cover part ( 11, 11′, 11 ″) is positioned such that a first arc (A) of a circle is covered, following the blade guard ( 12 ), and running an angular distance along the circumference ( 17 ) after the blade guard ( 12 ), in the direction of rotation ( 19 ). The cover part ( 11 ) is moveable between the first position and a second position where a cutting operation of the rotatable work tool ( 2 ) along the first arc (A) of a circle is allowed. The cover part ( 11, 11′, 11 ″) is biased towards the first position. The present disclosure also relates to blade guard arrangements.

Liquid Reclamation and Recirculation System for a Wet Saw Cutting Apparatus

A liquid reclamation and recirculation system for a wet saw cutting apparatus comprising: a wet saw having a blade onto which liquid is dispensed by a liquid dispenser adjacent thereto; a first tank for receiving the liquid that has been dispensed onto the blade, the liquid received by the first tank defining a water level of the first tank; a second tank for receiving the liquid at or near the water level of the first tank; wherein the liquid dispensed by the liquid dispenser is drawn from the second tank. 1. A liquid reclamation and recirculation system for a wet saw cutting apparatus comprising:a wet saw having a blade onto which liquid is dispensed by a liquid dispenser adjacent thereto;a first tank for receiving the liquid that has been dispensed onto the blade, the liquid received by the first tank defining a water level of the first tank;a second tank for receiving the liquid at or near the water level of the first tank;wherein the liquid dispensed by the liquid dispenser is drawn from the second tank.2. The system of claim 1 , wherein the liquid dispenser comprises a pump and tubing coupled to the second tank claim 1 , the pump forcing the liquid from the second tank onto the blade via the tubing.3. The system of claim 1 , wherein the first tank and the second tank comprise a common wall.4. The system of claim 3 , wherein the common wall comprises a spillage area for transferring the liquid at or near the water level of the first tank to the second tank.5. The system of claim 1 , further comprising an intermediate tank for receiving the liquid at or near the water level of the first tank claim 1 , the liquid received by the intermediate tank defining a water level of the intermediate tank; andwherein the second tank receives liquid at or near the water level of the intermediate tank.6. The system of claim 5 , wherein the first tank and the intermediary tank comprise a first common wall claim 5 , and the intermediary tank and the second tank comprise a second ...

STRUCTURE FOR CLEANING GLASS DEBRIS AND TRANSPORTER

A structure for cleaning glass debris and a transporter are provided. The structure includes: a platform and an air cutter arranged at a side of the platform. A minimum angle between the air cutter and a horizontal plane of the platform is less than 90 degrees. 1. A structure for cleaning glass debris , comprising:a wheel cutter of a cutting machine;a platform for arranging a transparent substrate; andan air cutter,wherein the air cutter comprises an air outlet, and the air outlet is configured to face the tranparent substrate, and an angle between the air outlet and a surface of the platform is less than 90 degrees.2. The structure for cleaning glass debris of claim 1 , wherein the air cutter comprises a first air cutter and a second air cutter claim 1 , the first air cutter is arranged at a first side of the platform claim 1 , and the second air cutter is arranged at a second side of the platform opposite to the first side.3. The structure for cleaning glass debris of claim 2 , wherein the first air cutter is arranged at a upper side of the platform and the second air cutter is arranged at a lower side of the platform.4. The structure for cleaning glass debris of claim 1 , further comprising: a roller claim 1 ,wherein the air cutter comprises: a air guide platform and a support part, and the air guide platform is in a slope shape, the air outlet is arranged at a bottom of the air guide platform, the support part is provided with a connection part, and the connection part is connected to the roller.5. The structure for cleaning glass debris of claim 2 , further comprising: a roller claim 2 ,wherein the air cutter comprises: a air guide platform and a support part, andthe air guide platform is in a slope shape, the air outlet is arranged at a bottom of the air guide platform, the support part is provided with a connection part, and the connection part is connected to the roller.6. The structure for cleaning glass debris of claim 3 , further comprising: a roller ...

CUT AND MOVEMENT FABRICATION SYSTEM

Stone fabrication machine and movement system for granite and quartz. The industry has always faced three challenges. 1) Moving a material that is extremely heavy; possibly weighing up to 1200 lbs. 2) not damaging material when moving, processing and installing. 3) Safety. It is the Cut and Polish Complete Fabrication System that installed, with utilities, water, electric, and air are also installed, you can fabricate from start to finish. You provide a forklift and utilities and our fabrication system will do the rest. This is new way to fabricate in two ways using only one person: only moving the piece twice-once to lay on the tables and second loading for delivery. Currently pieces are moved 3 to 6 times averaging 4, meaning taking 2 to 3 fabricators. Utilities distributed throughout machine for cutting and a separate utility bar for operator. This machine becomes the hub of entire shop. 1. A saw and movement system allowing a single operator to cut and move slab material anywhere on the machine and extension tables anywhere up to 360° , consisting of saw with roller top , extension roller tables , Bridgeway bars and soft spot landing areas.21. A saw and movement system in claim # further comprised of tops and tables having stainless steel ball transfer bearings that are mounted with proper spacing and distance to fully support material.31. A saw and movement system in claim # further comprised of tops and tables having soft spots landing areas.41. A saw and movement system in claim # further comprised with tables having mounts for Bridgeway bars which are steel bars with ball transfers being mounted on top to comprise a bridge. These Bridgeway bars bridge the two tables together making it one work area and at the end of the table studs are mounted to have a spot to store the Bridgeway bars when not in use.5. A saw with measurement system which allows for true and accurate cutting system consisting of gauge bars , gauging pins , stop pins , laser , and rulers.65. ...

MACHINE TOOL

Machine tool, comprising a base () with a bottom () and a peripheral wall () of predetermined height to delimit an internal volume of predetermined capacity and open at the top, in which on the upper edge of said wall () is placed, removably, a pierced cover (), or a work-piece carrier surface provided with through holes () through which a refrigerant liquid is free to fall, and wherein an electric motor (), on which is engaged a tool holder (), is placed in said inner volume, and wherein said electric motor () is inserted in a protection chamber () which protects it from the refrigerant liquid passing through said holes (). The electric motor () is connected to corresponding lowering and lifting means, by means of which the tool holder () is lowered and raised accordingly, so producing the lifting and lowering of a respective tool () through the cover (). 1. A machine tool , comprisinga base comprising a bottom and a peripheral wall of predetermined height to delimit an internal volume of predetermined capacity and a top of the base being open;a pierced cover, or a work-piece carrier surface provided with through holes through which a refrigerant liquid is free to fall, the pierced cover or the work-piece carrier surface being placed on an upper edge of said peripheral wall;an electric motor, on which is engaged a tool holder, the electric motor being placed in said internal volume, wherein said electric motor is inserted in a protection chamber which protects the electric motor from the refrigerant liquid passing through said holes, said electric motor being connected to corresponding lowering and lifting means for lowering and lifting the tool holder such that a respective tool is lowered and lifted through the pierced cover or the work-piece carrier surface.2. A machine tool according to claim 1 , wherein said protection chamber is a variable-volume chamber.3. A machine tool according to claim 2 , wherein said protection chamber is telescopic.4. A machine tool ...

Material Trimming System

A material trimming system used with a table saw having a rotationally driven arbor, a table with a specialized tray to retain an article to be trimmed, the system including a core structure with a core rotational axis that attaches to the arbor that has an arbor rotational axis. The system also includes a peripheral ring that is about a ring rotational axis, wherein the peripheral ring removably engages the core structure, wherein the peripheral ring includes an outer peripheral element that is operational to trim a material of the article to a selected configuration. In addition, included in the system has a cover having a cover rotational axis, the cover having a mechanism to be removably attachable to the core structure that is operational to removably retain the peripheral ring to the core structure, wherein the arbor, core, ring, and cover rotational axes are all coincident to one another. 1. A material trimming system adapted to attach to a table saw having a rotationally driven arbor , a table , and an article placed on the table to be trimmed , said material trimming system comprising:(a) a core structure that is about a core rotational axis wherein said core structure is adapted to attach to the arbor that is about an arbor rotational axis of the table saw, wherein said core rotational axis and the arbor rotational axis are coincident to one another;(b) a peripheral ring that is about a ring rotational axis, wherein said peripheral ring removably engages said core structure, wherein said peripheral ring includes an outer peripheral element that is operational to trim a material of the article to a selected configuration; and(c) a cover having a cover rotational axis, said cover having a mechanism to be removably attachable to said core structure that is operational to removably retain said peripheral ring to said core structure, wherein said core, ring, and cover rotational axes are all coincident to one another.2. A material trimming system according to ...

TILE CUTTING AND DUST COLLECTION SYSTEM

The present concept is a cutting surface and debris container in combination with a vacuum cleaner. The cutting surface and debris container includes a hollow container with a debris storage compartment, and a cutting surface for supporting a workpiece to be cut. The cutting surface has an opening to allow fresh air to be drawn into the container. The top section of the container has an outlet that can connect to a hose which couples the container to a vacuum cleaner. Debris generated from cutting the workpiece is drawn into the container. Large debris particles drop in the debris storage compartment while small particles are extracted by the vacuum cleaner. 1. In combination a cutting surface and debris container and vacuum cleaner , the combination comprises;a) a hollow container defining a substantially enclosed debris storage compartment;b) the container includes a bottom support surface spaced from an elevated planar cutting surface, the cutting surface for supporting a work piece to be cut;c) an elongated opening in the cutting surface for placing the work piece there across and for allowing fresh air to be drawn into the container;d) an outlet within a top section of the container, the outlet for coupling one end of a vacuum hose to the container;e) the other end of the hose coupled to vacuum cleaner;f) such that upon cutting the work piece debris generated from the cutting is drawn into the container and large particles drop to the bottom support surface and fine particles are extracted out of the container by the vacuum cleaner.2. The combination claimed in wherein the cutting surface is the horizontal portion of a container lid claim 1 , wherein the lid is detachable from a body of the container.3. The combination claimed in wherein the lid includes a lid flange and the body includes a body flange for clamping together the lid and the body with a band.4. The combination claimed in wherein the band is U shaped for positioning over both the lid flange and ...

Laying machine

The present invention relates to a laying machine for laying at least one flexible casing or tube, cable or wire including: a blade arrangement ( 2 ) for making a trench ( 5 ) in the ground, a consolidation and laying means ( 3 ) being arranged behind the blade arrangement ( 2 ), for clearing and safeguarding the trench ( 5 ) from collapsing while laying at least one flexible casing or tube, cable or wire into the trench. A blade assembly comprising compartments for cooling fluid.

CORNER SAW

A cutting apparatus for cutting corner pieces formed of stone or other materials for use as building faces or for cutting flat pieces is disclosed herein. The cutting apparatus includes a frame with a first and a second conveyor operatively attached to the frame. The first and the second conveyors are configured to carry a workpiece from a first end of the frame to the second end of the frame. The first conveyor is disposed at an angle of about 45 degrees to a ground surface supporting the cutting apparatus. The second conveyor is disposed at an angle of about 45 degrees to the ground surface supporting the cutting apparatus, wherein the second conveyor is positioned perpendicularly to the first conveyor so as to form a V-shaped channel therewith. The cutting apparatus further includes a first cutting blade operatively attached to the frame and positioned generally parallel to the first conveyor and a second cutting blade operatively attached to the frame and positioned generally parallel to the second conveyor. 1. A cutting apparatus comprising:a frame including a first end and a second end;a first conveyor operatively attached to the frame, the first conveyor configured to carry a workpiece from the first end of the frame to the second end of the frame, the first conveyor disposed at an angle of about 45 degrees to a ground surface supporting the cutting apparatus;a second conveyor operatively attached to the frame, the second conveyor configured to carry a workpiece from the first end of the frame to the second end of the frame, the second conveyor disposed at an angle of about 45 degrees to the ground surface supporting the cutting apparatus, the second conveyor positioned perpendicularly to the first conveyor so as to form a V-shaped channel with the first conveyor;a first cutting blade operatively attached to the frame and positioned generally parallel to the first conveyor; anda second cutting blade operatively attached to the frame and positioned generally ...

CERAMIC AND MASONRY POWER SAW

A ceramic and masonry power saw includes a cutting head assembly including a circular saw blade, an electric motor for driving the saw blade, and a support member for supporting both the saw blade and the motor; a rectangular box shaped frame including two hollow members at front and rear ends respectively, two side members interconnecting the end members, two side supports interconnecting the end members, a tray removably disposed on the frame by passing through the hollow member, and a first coolant pan communicating with the tray; a rail assembly disposed on the frame; and a cutting table including a main platform slidably disposed on the rail assembly, an auxiliary platform secured to one side of the main platform, and a second coolant pan releasably secured to the main platform. 1. A ceramic and masonry power saw comprising:{'b': 10', '12', '13', '12', '14', '12', '13, 'a cutting head assembly () including a circular saw blade (), an electric motor () for driving the saw blade (), and a support member () for supporting both the saw blade () and the motor ();'}{'b': 30', '31', '36', '31', '35', '31', '33', '30', '31', '32', '33, 'a rectangular box shaped frame () including two hollow members () at front and rear ends respectively, two side members () interconnecting the end members (), two side supports () interconnecting the end members (), a tray () configured to removably dispose on the frame () by passing through the hollow member (), and a first coolant pan () communicating with the tray ();'}{'b': 40', '30, 'a rail assembly () disposed on the frame (); and'}{'b': 20', '21', '40', '22', '21', '23', '21, 'a cutting table () including a main platform () slidably disposed on the rail assembly (), an auxiliary platform () secured to one side of the main platform (), and a second coolant pan () releasably secured to the main platform ().'}2505051303737513050. The ceramic and masonry power saw of claim 1 , further comprising two folding support legs () pivotably ...

LIQUID RECLAMATION AND RECIRCULATION SYSTEM FOR A WET SAW CUTTING APPARATUS

A liquid reclamation and recirculation system for a wet saw cutting apparatus comprising: a wet saw having a blade onto which liquid is dispensed by a liquid dispenser adjacent thereto; a first tank for receiving the liquid that has been dispensed onto the blade, the liquid received by the first tank defining a water level of the first tank; a second tank for receiving the liquid at or near the water level of the first tank; wherein the liquid dispensed by the liquid dispenser is drawn from the second tank. 1. A liquid reclamation and recirculation system for a wet saw cutting apparatus comprising:a wet saw having a blade onto which liquid is dispensed by a liquid dispenser adjacent thereto;a first tank for receiving the liquid that has been dispensed onto the blade, the liquid received by the first tank defining a water level of the first tank;a second tank for receiving the liquid at or near the water level of the first tank;wherein the liquid dispensed by the liquid dispenser is drawn from the second tank.2. The system of claim 1 , wherein the liquid dispenser comprises a pump and tubing coupled to the second tank claim 1 , the pump forcing the liquid from the second tank onto the blade via the tubing.3. The system of claim 1 , wherein the first tank and the second tank comprise a common wall.4. The system of claim 3 , wherein the common wall comprises a spillage area for transferring the liquid at or near the water level of the first tank to the second tank.5. The system of claim 1 , further comprising an intermediate tank for receiving the liquid at or near the water level of the first tank claim 1 , the liquid received by the intermediate tank defining a water level of the intermediate tank; andwherein the second tank receives liquid at or near the water level of the intermediate tank.6. The system of claim 5 , wherein the first tank and the intermediary tank comprise a first common wall claim 5 , and the intermediary tank and the second tank comprise a second ...

METHOD AND SYSTEM OF UTILIZING A WORK TOOL ON A SUSPENDED WORK PLATFORM

A method and system for performing work from a suspension work platform incorporating a work tool attached to an articulating arm system. 1. A method for performing work at elevation , comprising:{'b': 1300', '1430', '1300', '1300, 'a) elevating a suspension work platform () on at least one suspension work platform cable to an initial working height of at least six feet, wherein at least one suspension work platform hoist system lift () is attached to the suspension work platform () and cooperates and engages the suspension work platform cable to adjust the elevation of the suspension work platform ();'}{'b': 200', '500', '200', '1300', '500', '200, 'b) supporting a work tool (), having a work tool weight, from an articulating arm system () attached to the work tool () and the suspension work platform (), wherein the articulating arm system () moves the work tool () in at least two axis;'}{'b': '200', 'c) adjusting the work tool () position to a desired initial Y-axis position by the application of an external elevation adjustment force that is less than twenty percent of the work tool weight;'}{'b': '200', 'd) adjusting the work tool () position to a desired initial Z-axis position;'}{'b': 200', '200, 'e) performing work with the work tool () at the initial Z-axis position and adjusting the work tool () position from a first X-axis position to a second X-axis position while performing the work;'}{'b': '200', 'f) moving the work tool () to a second Y-axis position by the application of an external elevation adjustment force that is less than twenty percent of the work tool weight;'}{'b': '200', 'g) adjusting the work tool () position to a second Z-axis position; and'}{'b': '200', 'h) performing work with the work tool () at the second Z-axis position.'}2500200. The method of claim 1 , wherein the articulating arm system () moves the work tool () in at least three axis.3200. The method of claim 2 , further including the step of adjusting the work tool () position to ...

SAWING OF HARD GRANITES

The invention relates to the use of sodium bentonite as a fluid bed that supports the grit and debris resulting from sawing. The invention also relates to the use of vibrating tables for separating the debris resulting from bentonite sawing. The invention describes a special centrifuge for concentrating the bentonite and recovering same. The invention includes an improvement to the supply of the inclined-plate settlers. The invention describes a centrifugal bentonite concentrator with no moving parts. The method can be used to reduce current sawing costs by up to about 70% and to achieve forward movements up to six times greater than usual. 19-. (canceled)10. Sawing of hard granites with grit , using fine , soft powders to support grit and entrain debris , characterized in that the concentration in the sodium montmorillonite support is greater than 1 for every 99 of limewater , by mass; grit and others.111. Sawing of hard granites according to claim , characterized in that the limewater , bentonite and grit flows necessary for the concentration of debris upon exiting the groove to be less than 50% by volume are made to reach each groove.122. Sawing of hard granites according to claim , characterized in that on one hand , debris and grit residues resulting from sawing with some water and bentonite , and on the other hand , limewater with bentonite and finer debris resulting from sawing are separated in a vibrating or shaking table; also characterized in that debris resulting from sawing with some limewater and bentonite can be passed over another table or another board of the same table where more bentonite is recovered.133. Sawing of hard granites according to claim , characterized in that the mixture of limewater with bentonite and finer debris that have not been separated on the vibrating table can be passed through a centrifuge where a mean acceleration of about 400 times the Earth's gravitational acceleration is attained , in which centrifuge they will remain ...

LIQUID RECLAMATION AND RECIRCULATION SYSTEM FOR A WET SAW CUTTING APPARATUS

A liquid reclamation and recirculation system for a wet saw cutting apparatus comprising: a wet saw having a blade onto which liquid is dispensed by a liquid dispenser adjacent thereto; a first tank for receiving the liquid that has been dispensed onto the blade, the liquid received by the first tank defining a water level of the first tank; a second tank for receiving the liquid at or near the water level of the first tank; wherein the liquid dispensed by the liquid dispenser is drawn from the second tank. 1. A liquid reclamation and recirculation system for a wet saw cutting apparatus comprising:a wet saw having a blade onto which liquid is dispensed by a liquid dispenser adjacent thereto;a first tank for receiving the liquid that has been dispensed onto the blade, the liquid received by the first tank defining a water level of the first tank;a second tank for receiving the liquid at or near the water level of the first tank;wherein the liquid dispensed by the liquid dispenser is drawn from the second tank.2. The system of claim 1 , wherein the liquid dispenser comprises a pump and tubing coupled to the second tank claim 1 , the pump forcing the liquid from the second tank onto the blade via the tubing.3. The system of claim 1 , wherein the first tank and the second tank comprise a common wall.4. The system of claim 3 , wherein the common wall comprises a spillage area for transferring the liquid at or near the water level of the first tank to the second tank.5. The system of claim 1 , further comprising an intermediate tank for receiving the liquid at or near the water level of the first tank claim 1 , the liquid received by the intermediate tank defining a water level of the intermediate tank; andwherein the second tank receives liquid at or near the water level of the intermediate tank.6. The system of claim 5 , wherein the first tank and the intermediary tank comprise a first common wall claim 5 , and the intermediary tank and the second tank comprise a second ...

METHOD AND SYSTEM FOR MORTAR REMOVAL

A method and system for removing mortar from a plurality of joints between a plurality of masonry units in a masonry structure, incorporating a suspension work platform, a work tool, and an articulating arm system (). 1. A method for removing mortar from a plurality of joints (J) between a plurality of conjoined masonry units (MU) in a vertical stationary masonry structure (MS) , comprising:{'b': '1300', 'a) elevating a suspension work platform () to a working height of at least six feet;'}{'b': 200', '500', '200', '1300, 'b) supporting a work tool (), having a work tool weight, from an articulating arm system () attached to the work tool () and the suspension work platform ();'}{'b': '200', 'c) adjusting the work tool () position to a desired initial work tool elevation;'}{'b': '200', 'd) adjusting the work tool () position to a desired cutting depth between the plurality of conjoined masonry units (MU);'}{'b': '200', 'e) advancing the work tool () in a longitudinal X-direction along a portion of at least one of the plurality of joints (J) and removing mortar;'}{'b': '200', 'f) removing the work tool () from between the conjoined masonry units (MU);'}{'b': '200', 'g) elevating the work tool () to a second working height;'}{'b': '200', 'h) adjusting the work tool () position to a second cutting depth between the plurality of conjoined masonry units (MU);'}{'b': '200', 'i) advancing the work tool () longitudinally along a portion of at least one of the plurality of joints (J) and removing mortar; and'}{'b': '200', 'j) removing the work tool () from between the conjoined masonry units (MU).'}214301300. The method of claim 1 , wherein at least one suspension work platform hoist system lift () adjusts the elevation of the suspension work platform ().3200. The method of claim 2 , wherein the step of adjusting the work tool () position to the initial work tool elevation requires the application of an external elevation adjustment force that is less than twenty percent of ...

Automatic Control of Assemblies of a Water Supply System

A method for controlling a water supply system for use with a machine tool is disclosed. The water supply system includes a housing with an interface for supplying electrical energy, a water tank, a line, a pump device, a current-measuring device, a water-pressure-measuring device, and a control device. The method includes activating the pump device if the machine tool is connected to the interface and the motor current of the machine tool exceeds a predetermined threshold value, and deactivating the pump device if the machine tool is connected and the motor current undershoots a predetermined threshold value; or activating the pump device if the machine tool is not connected and the water pressure in the line undershoots a predetermined threshold value and deactivating the pump device if the machine tool is not connected and the water pressure exceeds a predetermined threshold value. 1. (canceled)2. A method for controlling a water supply system for use with a machine tool , the water supply system comprising:a housing with an interface for supplying the machine tool with electrical energy;a water tank for storing water in a positionable manner in the housing;a line for transporting the water from the water tank to the machine tool;a pump device for conveying the water from the water tank to the machine tool via the line;a current measuring device, wherein a motor current of the machine tool is measurable by the current measuring device;a water-pressure measuring device, wherein a water pressure in the line is measurable by the water-pressure measuring device; anda control device coupled to the pump device, the current measuring device, and the water-pressure measuring device;and comprising the steps of:activating the pump device if the machine tool is connected to the interface and the motor current of the machine tool exceeds a first predetermined threshold value; anddeactivating the pump device if the machine tool is connected to the interface and the motor ...

WET SAW WATER HEATER AND PLUG

A wet saw water heater is described. It is a water heating device that includes necessary components for assembly which are installed onto a wet saw water pan for outdoor winter construction use. For example, the wet saw water heater and plug includes a base component that is formed to selectively connect with a drain hole of the water pan while holding a heating element within the water pain. A heating component having a heating element is attached with the base component and a power cord is connected with the heating element that projects from the base component. Thus, the heating element can be securely affixed within the water pan to heat the water during use. 1. A wet saw water heater and plug , comprising:a base component, the base component being formed to selectively connect with a drain hole of a wet saw water pan while holding a heating element within the water pain; anda heating component, the heating component having a heating element attached with the base component and a power cord connected with the heating element and projecting from the base component.2. The wet saw as set forth in claim 1 , wherein the base component further comprises a housing claim 1 , a plug cap claim 1 , and a heating cap.3. The wet saw as set forth in claim 2 , wherein the housing has an entrance claim 2 , with the heating element being affixed with the heating cap such that the heating cap is affixed within the entrance to the housing.4. The wet saw as set forth in claim 3 , wherein the housing has an exit with threads proximate the exit claim 3 , such that the plug cap is operable for screwing onto the threads and affixing the housing against a water pan of a wet saw.5. The wet saw as set forth in claim 2 , wherein the housing has an exit with threads proximate the exit claim 2 , such that the plug cap is operable for screwing onto the threads and affixing the housing against a water pan of a wet saw.6. A method for heating water within a wet saw claim 2 , the method ...

Table saw

A table saw includes a base, a work table having a cutting opening, a tank for receiving cooling liquid, a blade partly extending out from the cutting opening, and a guard assembly. The guard assembly includes a guard for covering the blade and for moving upwards under the action of a workpiece. In a working condition, at least a portion of the guard abuts against the workpiece, and the workpiece can slide relative to the guard. The guard has a guiding wall which abuts against the workpiece in the working condition and which guides the cooling liquid into a kerf in the workpiece formed by the blade. Because the table saw collects the cooling liquid brought by the blade and returns it to the tank for receiving the cooling liquid through the cutting opening of the work table, the table saw effectively controls the cooling liquid splashed during the cutting operation of the workpiece and prevents the cooling liquid from splashing to dirty the operator, the work table, and the workpiece, saves the time of cleaning the workpiece after cutting, and enhances the operating comfort of the operator.

Early Signaling of an Imminent Interruption of the Water Supply By a Water Supply System

A method for controlling a water supply system to be used with a machine tool, in particular a core boring device, is disclosed. The water supply system includes a water reservoir for storing water, a line for transporting water from the water reservoir to the machine tool, where the line contains a first section and a second section, a pump device for pumping water from the water reservoir to the machine tool, a signaling device, at least one sensor for measuring at least one parameter of the pump device, and a controller. The method includes transmitting a signal if at least one parameter of the pump device falls below a specified threshold for a specified duration and at least one specified water quantity for supplying the machine tool is available. 14.-. (canceled)5. A method for controlling a water supply system for use with a machine tool , wherein the water supply system comprises:a water reservoir, wherein the water reservoir stores water;a line, wherein the water is transportable from the water reservoir to the machine tool via the line and wherein the line includes a first section and a second section;a pump device, wherein the water is deliverable from the water reservoir to the machine tool via the line by the pump device;a sensor, wherein at least one parameter of the pump device is measurable by the sensor;a control device coupled to the sensor; anda signaling device coupled to the control device; 'transmitting a signal by the control device to the signaling device when the at least one parameter of the pump device measured by the sensor falls below a predetermined threshold for a predetermined duration and at least one predetermined water quantity is available for supplying the machine tool.', 'and comprising the step of6. The method according to claim 5 , wherein the at least one parameter of the pump device is a water pressure in the pump device.7. The method according to claim 5 , wherein the at least one parameter of the pump device is an input ...

TOOL AND DEVICE FOR REMOVAL OF MATERIAL ON SURFACES

The invention proposes a tool and device, with the aid of which it is possible to remove the surface of walls, ceilings and floors also in the corners of contaminated interiors. 1. A tool for the removal of surfaces , comprising a drive shaft , wherein the drive shaft is rotatably mounted at a first end , wherein a plurality of circular saw blades are disposed at the drive shaft , and wherein the saw teeth of a last saw blade disposed at a second end of the drive shaft opposite of the first end project in the axial direction beyond the second end of the drive shaft , wherein the saw blades are connected to the drive shaft in a rotationally fixed manner , wherein the drive shaft comprises at least one longitudinal groove and a collar , wherein spacer rings are disposed between the saw blades , and wherein the spacer rings and the saw blades have through holes and a central opening , characterized in that the spacer rings and the saw blades have central openings , that at the central openings of the spacer rings one or a plurality of lugs are configured , and that the lugs are formed in a complementary manner to the longitudinal groove or grooves of the drive shaft.2. (canceled)3. The tool as recited in claim 1 , characterized in that a collar of the drive shaft or a clamping piece slid onto drive shaft has fastening means claim 1 , in particular internal threads in that the fastening means interact with clamping screws in such a manner that they fix the saw blades and the spacer rings in the axial direction on the drive shaft and connect them in a rotationally fixed manner to the drive shaft.4. (canceled)5. The tool as recited in claim 1 , characterized in that the last saw blade at an end face is fastened in a centered and/or rotationally fixed manner at the second end of the drive shaft.6. The tool as recited in claim 3 , characterized in that the last saw blade is fastened with the aid of screws or a nut to the end face at the second end of the drive shaft.7. The ...

Powered saw including dust capture apparatus

A novel cutting method and apparatus includes a cutting blade adapted to consistently and easily form a desirable kerf in a concrete substrate while capturing substantially all resulting concrete dust.

ENVIRONMENT-FRIENDLY DUST-FREE DESKTOP CUTTING MACHINE

An environment-friendly dust-free desktop cutting machine includes a housing and a cutting work platform arranged on the housing. The cutting work platform is provided with a saw opening. An air intake chamber is arranged under the cutting work platform, and the saw opening is configured as an air inlet of the air intake chamber at the same time. The air intake chamber is provided with an air outlet of the air intake chamber, and a horizontal centrifugal separator is installed at the air outlet of the air intake chamber. A rear end of the horizontal centrifugal separator is provided with a dust-dropping port of the separator, a first dust collecting box is arranged at the dust-dropping port of the separator, a front end of the horizontal centrifugal separator is provided with an air outlet of the separator, a filter cylinder is arranged at the air outlet of the separator. 1. An environment-friendly dust-free desktop cutting machine , comprising a housing and a cutting work platform arranged on the housing; wherein the cutting work platform is provided with a saw opening , and a saw blade is installed in the saw opening; the saw blade is connected to a drive motor;an air intake chamber is arranged under the cutting work platform, and the saw opening is configured as an air inlet of the air intake chamber; the air intake chamber is provided with an air outlet of the air intake chamber, and a horizontal centrifugal separator is installed at the air outlet of the air intake chamber;a rear end of the horizontal centrifugal separator is provided with a dust-dropping port of the horizontal centrifugal separator, a first dust collecting box is arranged at the dust-dropping port of the horizontal centrifugal separator, a front end of the horizontal centrifugal separator is provided with an air outlet of the horizontal centrifugal separator, a filter cylinder is arranged at the air outlet of the horizontal centrifugal separator, and a negative-pressure fan is installed at an ...

CORNER SAW

A cutting apparatus for cutting corner pieces formed of stone or other materials for use as building faces or for cutting flat pieces is disclosed herein. The cutting apparatus includes a frame with a first and a second conveyor operatively attached to the frame. The first and the second conveyors are configured to carry a workpiece from a first end of the frame to the second end of the frame. The first conveyor is disposed at an angle of about 45 degrees to a ground surface supporting the cutting apparatus. The second conveyor is disposed at an angle of about 45 degrees to the ground surface supporting the cutting apparatus, wherein the second conveyor is positioned perpendicularly to the first conveyor so as to form a V-shaped channel therewith. The cutting apparatus further includes a first cutting blade operatively attached to the frame and positioned generally parallel to the first conveyor and a second cutting blade operatively attached to the frame and positioned generally parallel to the second conveyor. 1. A cutting apparatus comprising:a frame including a first end and a second end;a first conveyor operatively attached to the frame, the first conveyor configured to carry a workpiece from the first end of the frame to the second end of the frame, the first conveyor disposed at an angle of about 45 degrees to a ground surface supporting the cutting apparatus;a second conveyor operatively attached to the frame, the second conveyor configured to carry a workpiece from the first end of the frame to the second end of the frame, the second conveyor disposed at an angle of about 45 degrees to the ground surface supporting the cutting apparatus, the second conveyor positioned perpendicularly to the first conveyor so as to form a V-shaped channel with the first conveyor;a first cutting blade operatively attached to the frame and positioned generally parallel to the first conveyor; anda second cutting blade operatively attached to the frame and positioned generally ...

Dust Collecting Concrete Saw

A concrete saw for cutting a relief slot in a concrete slab surface, the concrete saw incorporating front and rear hand truck components having lower bases and upwardly extending handles, each handle being fixedly attached to one of the hand truck bases; front and rear pluralities of wheels respectively fixedly attached to and extending downwardly from the front and rear hand trucks' bases; a motor and cutting wheel combination supported upon the front hand truck's base; a motor powered vacuum supported upon the rear hand truck; a vacuum housing enshrouding an upper end of the cutting wheel; a vacuum tube operatively interconnecting the motor powered vacuum and the vacuum housing; and a releasable latch interconnecting the front and rear hand trucks so that forward propulsion of the front hand truck forwardly pulls the rearward hand truck. 1. A concrete saw for cutting a relief slot in a concrete slab surface , said saw comprising:(a) front and rear hand trucks, each hand truck having a lower base and an upwardly extending handle;(b) front and rear pluralities of wheels respectively fixedly attached to and extending downwardly from the front and rear hand trucks' bases;(c) a motor and cutting wheel combination operatively supported upon the front hand truck's base;(d) a motor powered vacuum fixedly attached to a hand truck component selected from the rear hand truck's handle and the rear hand truck's base;(e) a vacuum housing enshrouding an upper end of the cutting wheel;(f) a vacuum tube operatively interconnecting the motor powered vacuum and the vacuum housing; and(g) a trailering latch interconnecting the front and rear hand trucks so that forward propulsion of the front hand truck forwardly pulls the rearward hand truck.2. The concrete saw of wherein the trailering latch comprises right and left releasable latches.3. The concrete saw of wherein the rear hand truck's base has a proximal end and a distal end claim 2 , wherein the rear plurality of wheels ...

Drive Shaft with Insertion Device for Guiding Cooling Water

A drive shaft for a machine tool, for example a core drilling machine, able to be connected to a drilling tool, in particular a core bit, is disclosed. The drive shaft contains a cavity which substantially extends over the whole length of the drive shaft and along the rotational axis. The cavity contains at least one inflow opening where, through the at least one inflow opening, water can be fed along the drive shaft into the drilling tool. In the drive shaft, an insertion device is provided in the cavity, through which water is guided for cooling the drive shaft, firstly, in a first direction and then in a second direction, where the water comes into direct contact with the inner side of the cavity at least in the first direction. 110.-. (canceled)11. A drive shaft for a machine tool which is connectable to a drilling tool , comprising:a cavity, wherein the cavity substantially extends over an entire length of the drive shaft and along a rotational axis of the drive shaft and wherein the cavity contains an inflow opening through which water is feedable along the drive shaft into the drilling tool; andan insertion device disposed in the cavity, wherein the water is guidable through the insertion device to cool the drive shaft first in a first direction and then in a second direction, wherein the water has direct contact with an inner wall of the cavity at least in the first direction.12. The drive shaft according to claim 11 , wherein the insertion device contains a guide element with a first surface for guiding the water in the first direction and a second surface for guiding the water in the second direction.13. The drive shaft according to claim 11 , wherein the guide element is configured spirally along the cavity.14. The drive shaft according to claim 11 , wherein the guide element is configured as a planar flat profile.15. The drive shaft according to claim 12 , wherein the guide element is configured as a bent flat profile and wherein the first surface has a ...

Stone saw

A stone saw for sawing rod-like drilling samples. The stone saw comprises a circular blade rotated by means of a rotation axle. A sample is fed against the blade and flushing fluid is sprayed on a sawing site. The stone saw further comprises collection means for collecting sawing sludge formed during sawing. 1. A stone saw for sawing rod-like samples and comprising:a frame;a rotation axle;a circular blade fastened to the rotation axle;a rotation device for rotating the rotation axle about its longitudinal axis;a feeding device, with which the sample to be sawed is moved in relation to the circular blade during sawing;a flushing system for feeding pressurized flushing fluid to the sawing site;and collection means for collecting sawing sludge formed during sawing.2. The stone saw as claimed in claim 1 , whereinthe collection means comprise at least one collection chute that is arranged in connection with the feeding device;and the collection chute is located below the sawing site, whereby flushing fluid fed to the sawing site is arranged to flow under gravity to the collection chute.3. The stone saw as claimed in claim 1 , whereinthe collection means comprise at least one collection chute that is arranged in connection with the feeding device;and the collection chute is located below the sawing site, whereby flushing fluid fed to the sawing site is arranged to flow under gravity to the collection chute;and the collection chute is arranged to be inclined in relation to the horizontal direction and the collection chute comprises a top end and a bottom end, whereby the flushing fluid that has flown into the collection chute is arranged to flow under gravity toward said bottom end.4. The stone saw as claimed in claim 1 , whereinthe collection means comprise at least one collection chute that is arranged in connection with the feeding device;and the collection chute is located below the sawing site, whereby flushing fluid fed to the sawing site is arranged to flow under ...

Stone saw

A stone saw for sawing drilling samples. The stone saw includes a rotation axle provided with an axial flushing channel. On the rotation axle a circular blade is arranged. On at least one side of the circular blade is a blade flange, which includes several spray openings that are connected to the flushing channel of the rotation axle. Flushing fluid may then be sprayed on a sawing site.

Powered saw including dust capture apparatus

A novel cutting method and apparatus includes a cutting blade adapted to consistently and easily form a desirable kerf in a concrete substrate while capturing substantially all resulting concrete dust.

Active Water Cooling of Gear Mechanisms by Means of a Geometrically Specially Formed Insert in Diamond Drilling Devices

A drive shaft for a machine tool is connectable to a drilling tool. The drive shaft contains a cavity extending substantially over the entire length of the drive shaft and along the axis of rotation where the cavity contains an inflow opening through which water can be fed along the drive shaft into the drilling tool. An insert device is provided in the cavity, through which, to cool the drive shaft, the water is guided first in a first direction and then in a second direction where the insert device contains a first curved guide element and a second curved guide element for separating the water which is guided in the first direction from the water which is guided in the second direction. The cross-sectional area of the first curved guide element is designed point-symmetrically about a center longitudinal axis to the cross-sectional area of the second curved guide element. 15.-. (canceled)6. A drive shaft for a machine tool that is connectable to a drilling tool , comprising:a cavity, wherein the cavity extends substantially over an entire length of the drive shaft and along an axis of rotation and wherein the cavity contains an inflow opening through which water is feedable along the drive shaft into the drilling tool; andan insert device disposed in the cavity through which the water is guidable first in a first direction and then in a second direction, wherein the insert device contains a first curved guide element and a second curved guide element for separating water which is guided in the first direction from water which is guided in the second direction and wherein a cross-sectional area of the first curved guide element is designed point-symmetrically about a center longitudinal axis to a cross-sectional area of the second curved guide element.7. The drive shaft according to claim 6 , wherein the machine tool is a core drilling machine.8. The drive shaft according to claim 6 , wherein the insert device contains a support element and wherein the insert device ...

METHODS OF FORMING LAMINATED GLASS STRUCTURES

A method of field shaping a laminated glass structure is provided. The method includes providing the laminated glass structure comprising a flexible glass sheet having a thickness of no greater than about 0.3 mm laminated to a non-glass substrate by an adhesive material. The laminated glass structure is field cut using a handheld power tool thereby forming a shaped laminated glass structure. An edge strength of a cut edge of the shaped laminated glass structure at least about 20 MPa. 1. A method of field shaping a laminated glass structure , the method comprising:providing the laminated glass structure comprising a flexible glass sheet having a thickness of no greater than about 0.3 mm laminated to a non-glass substrate by an adhesive material; andfield cutting the laminated glass structure using a handheld power tool thereby forming a shaped laminated glass structure;wherein a glass edge strength of a cut edge of the shaped laminated glass structure at least about 50 MPa.2. The method of further comprising supporting the laminated glass structure on a support surface such that the non-glass substrate is located between the flexible glass sheet and the support surface.3. The method of claim 2 , wherein the handheld power tool comprises a cutting tool applying a compressive stress to the flexible glass sheet during the step of field cutting.4. A method of field shaping a laminated glass structure claim 2 , the method comprising:providing the laminated glass structure comprising a flexible glass sheet having a thickness of no greater than about 0.3 mm laminated to a non-glass substrate by an adhesive material;supporting the preform laminated glass structure on a support surface such that the non-glass substrate is located between the flexible glass sheet and the support surface;field cutting the laminated glass structure using a cutting tool of a handheld power tool in a climb cut orientation applying a compressive force to the flexible glass sheet thereby forming a ...

Cutting tool containment system

An apparatus for containing and collecting blowback such as debris, dust, and/or fluid generated by a cutting tool is disclosed. The apparatus may provide for cleaner reused fluid to increase cutting tool operation lifetime and efficiency. The apparatus may expandable and collapsible for ease of transportation and for adaption to cutting different sized materials. The apparatus includes a pan and a frame for supporting the cutting tool during use. A plurality of extendable trays may be attached to the pan. A hood apparatus may be coupled to the frame. The hood apparatus may include a fixed shield and an extendable shield for containing the blowback. A plurality of hanging curtains may be coupled to the fixed and extendable shields to prevent blowback from escaping behind or to the side of the cutting tool. Gravity drainage in the trays and pan may remove debris and dust from the fluid.

ROTATABLE FILTER SYSTEM AND METHODOLOGY

Various aspects of an apparatus are disclosed. In a particular aspect, an apparatus comprising a cylindrical filter, a filter cleaning knob, and a filter cleaning flap is disclosed. Within such embodiment, the filter cleaning knob is configured to rotate the cylindrical filter. The filter cleaning flap is coupled to the cylindrical filter and configured to sequentially make contact with a plurality of pleated segments of the cylindrical filter as the filter cleaning knob is rotated. 1a cylindrical filter housed in a filter chamber, wherein the cylindrical filter comprises a first filter end cap and a second filter end cap, and wherein the first filter end cap and the second filter end cap are respectively configured to secure opposite ends of the cylindrical filter;a filter cleaning knob configured to rotate the cylindrical filter; anda filter cleaning flap secured to an interior wall of the filter chamber and configured to sequentially make contact with a plurality of pleated segments of the cylindrical filter as the filter cleaning knob is rotated.. An apparatus comprising: This application is a continuation of U.S. patent application Ser. No. 15/628,581, filed Jun. 20, 2017, entitled “ROTATABLE FILTER SYSTEM AND METHODOLOGY,” which is a continuation-in-part of U.S. patent application Ser. No. 14/506,531, filed Oct. 3, 2014, entitled “CHOP SAW WITH DUST COLLECTION SYSTEM,” now U.S. Pat. No. 9,682,496 issued Jun. 20, 2017, which is a continuation of U.S. patent application Ser. No. 12/497,390 filed Jul. 2, 2009, entitled “CHOP SAW WITH DUST COLLECTION SYSTEM,” now U.S. Pat. No. 8,869,786 issued Oct. 28, 2014, which claims priority to and the benefit of U.S. Provisional Application No. 61/078,250, filed Jul. 3, 2008, entitled “COMBINATION CHOPSAW AND DUST COLLECTION SYSTEM,” and U.S. Provisional Application No. 61/152,574, filed Feb. 13, 2009, entitled “COMBINATION CHOPSAW AND DUST COLLECTION SYSTEM.” Accordingly, the entire contents of each of the aforementioned ...

TILE SAW

A cutting device including a stand and a saw supported by the stand. The saw includes a motor and a blade rotatably driven by the motor. A pair of rails is supported by the stand. A tray is configured to support an object to be cut on an upper surface and including a roller assembly on a lower surface. The tray is slidable along the pair of rails towards and away from the blade. At least one of the rails is disposed over a basin configured to hold water. 1. A cutting device , comprising:a stand;a saw supported by the stand, the saw including a motor and a blade rotatably driven by the motor;at least one rail supported by the stand;a tray configured to support an object to be cut on an upper surface and including a roller assembly on a lower surface, the tray being slidable along the at least one rail towards and away from the blade;a basin configured to hold water, the blade configured to rotate through the basin; andwherein a center of the blade is disposed below the upper surface of the tray when the stand is disposed on a flat horizontal surface in an upright position; andwherein the roller assembly includes at least one upper roller which rolls along an upper surface of a rail of the at least one rail and at least one lower roller which prevents the tray from being lifted away from the rail of the at least one rail.2. The cutting device of claim 1 , further comprising a skirt attached to and slidable with the tray claim 1 , the skirt directing water into the basin;wherein the tray includes four edges and the skirt is disposed about at least two of the edges.3. The cutting device of claim 2 , wherein the skirt is disposed about at least three of the edges.4. The cutting device of claim 2 , wherein the tray has a rectangular shape.5. The cutting device of claim 2 , wherein the skirt includes a drainage section which is disposed at a central portion of the tray.6. The cutting device of claim 5 , wherein the drainage section includes a drainage hole through which ...

Power tool debris management

A power tool including a rotatable support for supporting at least one cutting disc and being configured to be rotatably driven by an electric motor; a shroud for restricting the path of debris generated and defining a shroud outlet opening through which debris can be sucked by a vacuum device; a sub-volume within the shroud, an outlet from the sub-volume in fluid communication with the shroud outlet opening and an inlet thereto distal to the shroud outlet opening in fluid communication with remaining volume in the shroud. The inlet to the sub-volume and the outlet from the sub-volume extend along first and second axes in different planes. A conduit defining the sub-volume is configured so debris sucked through the sub-volume undergoes a change in direction by riding along a curved wall of the conduit providing that debris exits the sub-volume travelling along a direction substantially parallel with the second axis.

Skid Steer Cutting Attachment

Cutting apparatus attachable to a skid steer. The apparatus includes a house attached to a skid steer. The house is attached to an arm, which is attached to a motor that drives a blade. A single hydraulic circuit originating from the skid steer powers both the motor and a cylinder that is capable of pivoting the arm or rotating a guard that partially surrounds the blade. The user is able to operate the motor and cylinder independently of one another. The cutting apparatus is capable of cutting a straight line on horizontal, raised, and vertical surfaces. 1. A skid steer attachment for cutting a surface , said attachment comprising:a house, said house is configured for attachment to the front of the skid steer such that the house rests on the surface, said house includes a leading end distal from said skid steer, said house includes front and rear wheels that rest on the ground,a blade, wherein an arm couples said blade to said house,a cylinder, said cylinder is coupled to said arm and said house, said cylinder is double actuating, said cylinder is configured to raise and lower said arm;a motor, said motor powers said blade, said motor and said cylinder operate independently of one another,wherein a contact area between said blade and said surface when said blade is in contact with said surface is proximate to said leading end of said house.2. The attachment of claim 1 , further comprising a guard claim 1 , said guard is coupled to said blade claim 1 , said guard shrouds a portion of said blade claim 1 , said guard and said house collectively shield the front of the skid steer from said contact area.3. The attachment of claim 2 , said house includes a channel claim 2 , said channel extends from a top face of said house to a bottom face of said house claim 2 , said channel extends to said leading end of said house claim 2 , wherein at least a portion of said blade is inside said channel when said blade is in contact with said surface.4. The attachment of claim 3 , ...

TILE OR MASONRY SAW ASSEMBLY WITH IMPROVED BLADE WETTING CAPABILITY

A tile or masonry saw assembly may include a saw and a frame. The saw includes a motor operable to turn a blade of a blade assembly to cut a workpiece. The blade assembly is internally wetted during operation by nozzles disposed on opposing sides of the blade to provide water onto the blade within a blade guard configured to shield a portion of the blade. The frame is operably coupled to the saw to support the workpiece. The frame supports a water collecting system for collecting the water. The water collecting system includes a water tank that is removable from the frame. 1. A tile or masonry saw assembly comprising:a saw including a motor operable to turn a blade of a blade assembly to cut a workpiece, the blade assembly being internally wetted during operation by nozzles disposed on opposing sides of the blade to provide water onto the blade within a blade guard configured to shield a portion of the blade; anda frame operably coupled to the saw to support the workpiece, the frame supporting a water collecting system for collecting the water, wherein the water collecting system comprises a water tank that is removable from the frame.2. The saw assembly of claim 1 , wherein the water tank further comprises a pump housing portion configured to interface with a pump to provide water from the water tank to the nozzles.3. The saw assembly of claim 2 , wherein the pump housing portion is structured to prevent sediment from entering the pump housing portion.4. The saw assembly of claim 1 , wherein the water tank lies in a horizontal orientation in the frame claim 1 , and wherein the water tank is configured to be fillable and provide water to the nozzles while provided in the frame in the horizontal orientation.5. The saw assembly of claim 4 , wherein the water tank is configured to be fillable while removed from the frame in a vertical orientation so that the water tank has a suitable water level when inserted into the frame in a horizontal orientation.6. The saw ...

Wet Box Work Station

An enclosure for using a tile saw is described. The enclosure comprises a rectangular tray having a front, a rear, and two side walls and a bottom surface wherein the bottom surface is inclined from a first height adjacent to the front wall to a second height away form said front wall wherein the second height is lower with respect to top surfaces of the front, rear, and side walls than the first height wherein the tray is configured to have a tile saw used therein. Two side panels, a rear panel, and a top panel are configured to be joined together to form a waterproof box on three sides and top of the tray so that water used to cool a tile saw blade is not sprayed outside of the waterproof box. 1. An enclosure for using a tile saw comprising:a rectangular tray having a front, a rear, and two side walls and a bottom surface wherein said bottom surface is inclined from a first height adjacent to said front wall to a second height away from said front wall wherein said second height is lower with respect to top surfaces of said front, rear, and side walls than said first height wherein said tray is configured to have a tile saw used therein; andtwo side panels, a rear panel, and a top panel configured to be joined together to form a waterproof box on three sides and top of said tray so that water used to cool a tile saw blade is not sprayed outside of said waterproof box; andat least two rails in said tray running in parallel from a first said side wall to a second said side wall or running in parallel from said rear wall to said front wall and configured to facilitate sliding a tile saw from one side of said tray to another side of said tray, from front to back of the tray, or diagonally on said rails.2. The enclosure according to wherein said tray comprises a single piece of molded plastic.3. The enclosure according to wherein said second height is adjacent to said rear wall.4. The enclosure according to wherein said second height is in a center of said tray.5. The ...

WASTE WATER COLLECTION DEVICE AND METHOD OF COLLECTING WASTE WATER DISPELLED FROM A WATER COOLED SAW

Provided is a waste water collection device and a method of collecting waste water dispelled from a water cooled saw cutting the ground. 1. A waste water collection device for collecting waste water dispelled from a water cooled saw comprising:a trough defining an elongated opening through the top, center and bottom of the trough, the opening being to allow a water cooled saw blade to pass through opening and contact a ground surface to be cut, the trough being constructed to retain waste water leaving the water cooled saw during use;a saw connection constructed for connecting the trough to a water cooled saw so that the saw is within the opening of the trough;a waste water outlet constructed to remove waste water retained within the trough;a flexible hose constructed to remove a slurry from a trench cut by the saw during use; anda vacuum connector constructed for connecting to a vacuum source, the vacuum connector being connected to the waste water outlet and flexible hose.2. The waste water collection device according to claim 1 , wherein the saw connection is self-leveling.3. The waste water collection device according to claim 1 , further comprising a flexible seal constructed to provide a seal between the trough and a ground surface to be cut by the saw during use.4. The waste water collection device according to claim 1 , further comprising a pointing device constructed for guiding the blade during use.5. A method of collecting waste water dispelled from a water cooled saw comprising the steps of:providing a trough defining an elongated opening through the top, center and bottom of the trough, the opening being sized to allow a water cooled saw blade to pass through opening and contact a ground surface to be cut, the trough being constructed to retain waste water leaving the water cooled saw during use;connecting the saw to the trough using a saw connection constructed for connecting the trough to a water cooled saw so that the saw is within the opening of the ...

SENSOR-BASED MOTION CONTROL DUST SCATTERING SUPPRESSION SYSTEM

A sensor-based motion control fugitive dust suppression system comprises: a laser pointer provided on a frame to conduct a setting operation such that directions of a plurality of mist spray injection nozzles provided on a blast pipe located inside the frame correspond to the front end of a chisel of a hydraulic breaker; a data logger for collecting, from a sensor provided at the crushing apparatus, location source information for a hitting impact point of the hitting part; a location information processing unit analyzing the location source information collected from the data logger so as to generate the location information on the hitting impact point of the hitting part; and a system control unit for outputting a control signal so as to control a driving unit rotating the blast pipe in a vertical or horizontal direction, according to the location source information. 1. A sensor-based motion control fugitive dust suppression system comprising:a laser pointer provided on a frame to conduct a setting operation such that directions of a plurality of mist spray injection nozzles provided on a blast pipe located inside the frame correspond to the front end of a chisel of a hydraulic breaker, which is a hitting part of a crushing machine;a data logger for collecting, from a sensor provided on the crushing machine, location source information on a hitting impact point of the hitting part; anda system controller having a location information processing unit adapted to analyze the location source information collected from the data logger so as to generate the location information on the hitting impact point of the hitting part and for outputting a control signal so that under the control signal, a driver rotates the blast pipe in a vertical or horizontal direction according to the location source information,wherein the fugitive dust suppression system and the hitting impact point of the crushing machine correspond to each other with respect to real-time motion.2. The ...

TILE SAW

A tile saw includes a saw unit having a motor and a saw blade driven by the motor, a table through which the saw blade at least partially protrudes, and a pan positioned underneath the table and including a channel configured to receive at least a portion of the saw blade. The channel extends along a longitudinal axis perpendicular to a rotational axis of the saw blade such that fluid moves through the channel in a first direction in response to rotation of the saw blade. An interior wall is positioned adjacent the channel. The interior wall is obliquely oriented relative to the longitudinal axis of the channel to redirect the fluid in a second direction that is different from the first direction. 1. A tile saw comprising:a saw unit including a motor and a saw blade driven by the motor;a table through which the saw blade at least partially protrudes;a pan positioned underneath the table and including a channel configured to receive at least a portion of the saw blade, the channel extending along a longitudinal axis perpendicular to a rotational axis of the saw blade such that fluid moves through the channel in a first direction in response to rotation of the saw blade; andan interior wall positioned adjacent the channel, the interior wall being obliquely oriented relative to the longitudinal axis of the channel to redirect the fluid in a second direction that is different from the first direction.2. The tile saw of claim 1 , wherein the channel is formed by a first channel wall and a second channel wall both extending parallel with the longitudinal axis.3. The tile saw of claim 2 , wherein the interior wall and the first channel wall are formed as a single integral component.4. The tile saw of claim 3 , wherein the interior wall extends across the channel and overlaps with the second channel wall.5. The tile saw of claim 2 , further comprising a bottom wall extending between the first interior wall and the second interior wall claim 2 , wherein the bottom wall is ...

TILE SAW WITH ADJUSTABLE FENCE AND METHODS

A tile saw includes a saw with a cutting blade, a frame supporting the saw, a table supporting a workpiece and being slidable relative to the frame, and a rear fence secured to the table. The rear fence has an engagement surface and is adjustable between an operating position and a bypassed position. The bypassed position includes the engagement surface of the fence being no higher than even with the planar surface of the table to allow a workpiece to extend beyond a rear edge of the table. In the operating position, the engagement surface of the rear fence projects axially from the planar surface of the table to support the workpiece as the workpiece is pushed into the cutting blade during operation. The fence can be adjusted between the operating and bypassed positions by using any one of a cam lever clamp, pin and guideway, or rotatable latch. 1. A tile saw comprising:(a) a saw having a cutting blade;(b) a frame supporting the saw;(c) a table having a planar surface configured to support a workpiece, the table being slidable relative to the frame; and (i) when in the operating position, the engagement surface of the fence fixed projects upwardly from the planar surface of the table to support the workpiece during a cutting operation; and', '(ii) when in the bypassed position, the engagement surface of the fence is no higher than even with the planar surface of the table to allow the workpiece to extend beyond a rear edge of the table., '(d) a rear fence secured to the table, the rear fence having an engagement surface that is adjustable between an operating position and a bypassed position, wherein2. The tile saw of wherein the engagement surface claim 1 , when in the operating position claim 1 , is disposed along a plane that is perpendicular to a plane containing the cutting plane.3. The tile saw of wherein the rear fence is pivotable between the operating position and bypassed position.4. The tile saw of wherein the engagement surface of the rear fence claim 3 ...

TILE SAW

A cutting device including a stand and a saw supported by the stand. The saw includes a motor and a blade rotatably driven by the motor. A pair of rails is supported by the stand. A tray is configured to support an object to be cut on an upper surface and including a roller assembly on a lower surface. The tray is slidable along the pair of rails towards and away from the blade. At least one of the rails is disposed over a basin configured to hold water. 1. A cutting device , comprising:a stand;a saw supported by the stand, the saw including a motor and a blade configured to be rotatably driven by the motor;a tray, the tray including an upper surface, the upper surface being configured to support an object to be cut, and the tray being slidable with respect to the saw;a basin, wherein part of the blade is configured to rotate through the basin when the blade is driven by the motor;a rail supported by the stand, wherein the tray is slidable along the rail;a plurality of rollers which facilitate the tray sliding on the rail;wherein the blade defines a plane; andwherein the rail extends along an axis parallel to the plane.2. The cutting device of claim 2 , wherein an axis of rotation of the blade is parallel to an axis of rotation of the motor.3. The cutting device of claim 2 , wherein the axis of rotation of the blade is parallel to a plane along the upper surface of the tray.4. The cutting device of claim 3 , wherein the axis of rotation of the blade is closer to the plane of the upper surface of the tray than the axis of rotation of the motor is to the plane along the upper surface of the tray.5. The cutting device of claim 4 , wherein there is a tangent line C of an outer edge of the blade taken where the outer edge of the blade meets the plane along the upper surface of the tray; andwherein an angle α between a portion of the plane along the upper surface of the tray running through the blade and the tangent line C is 50 degrees or greater.6. The cutting device of ...

MATERIAL LOADING APPARATUS

A material loading apparatus includes a movable material support surface that is pivotally mounted to the frame. The loading apparatus also includes a first link that extends between the support surface and the frame and is pivotally connected to the support surface at a first end of the first link and pivotally connected to the frame at a second end of the first link. The loading apparatus also includes a second link that extends between the support surface and the frame and is pivotally connected to the support surface at a first end of the second link and pivotally connected to the frame at a second end of the second link. The loading apparatus also includes an actuator that is pivotally connected to the frame and configured to move the support surface between a generally horizontal position and a generally vertical position. 1. A material loading apparatus comprising:a fixed frame;a movable support surface pivotally mounted to the frame, the support surface configured for supporting the material;a first link extending between the support surface and the frame, the first link pivotally connected to the support surface at a first end of the first link and pivotally connected to the frame at a second end of the first link;a second link extending between the support surface and the frame, the second link pivotally connected to the support surface at a first end of the second link and pivotally connected to the frame at a second end of the second link; andan actuator pivotally connected to the frame, the actuator being configured to move the support surface between a generally horizontal position and a generally vertical position.2. The material loading apparatus of claim 1 , wherein the actuator includes a ram claim 1 , the ram being pivotally connected to the second link at a location between the first end and the second end of the second link.3. The material loading apparatus of claim 1 , wherein the material loading apparatus includes a pair of first links claim ...

USE OF AQUEOUS SOLUTION OF ORGANIC AMMONIUM CARBOXYLATE IN PREVENTING DUSTING OF FINE MATERIAL AND COMBINATION OF AN AQUEOUS SOLUTION OF ORGANIC AMMONIUM CARBOXYLATE AND FINE MATERIAL

A method to control dusting of sand, crushed stone, mineral dust, metal powder and the like by using an aqueous solution of organic of ammonium carboxylate is disclosed. 1. A method to prevent dusting of fine materials , said method comprising the steps of {'br': None, 'sup': 1', '2', '3', '4', '+', '5', '−n, 'sub': 'n', '[NRRRR][R(COO)], \u2003\u2003(I),'}, 'providing a mist of an aqueous solution of organic ammonium carboxylate of formula (I){'sup': 1', '2', '3', '4', '5, 'sub': 1', '4, 'in which R, R, and Rare selected from the group composing of hydrogen and methyl, Ris a C-C-alkyl substituted with a hydroxyl group, Ris hydrogen or methyl and n is 1,'}applying the mist on the fine material, wherein the fine material is selected from the group composing of sand, crushed stone, minerals and metal powder.2. The method of claim 1 , wherein R claim 1 , Rand Rare all hydrogen and Ris an ethyl substituted with a hydroxyl group claim 1 , preferably 2-hydroxy ethyl.3. The method of claim 1 , wherein R claim 1 , Rand Rare all methyl and Ris an ethyl substituted with a hydroxyl group claim 1 , preferably 2-hydroxy ethyl.4. The method of claim 1 , wherein the organic ammonium carboxylate of formula (I) is a salt of formic acid and monoethanolamine or a salt of acetic acid and monoethanolamine.5. The method of claim 1 , wherein the concentration of the organic ammonium carboxylate of formula (I) in the aqueous solution claim 1 , is in the range of 1-7% wt-% claim 1 , preferably in the range of 3-5 wt-% while the freezing point of the composition is kept in the range of −5 to −50° C.6. The use as defined in claim 1 , wherein the aqueous solution of organic ammonium carboxylate of formula (I) contains organic ammonium carboxylate of formula (1) and water in a weight ratio in the range of 1:50-1:15 claim 1 , preferably in the range of 1:33-1:20.7. The method of claim 1 , wherein the aqueous solution of organic ammonium carboxylate of formula (I) contains distilled water only.8. ...

CUTTING BLADE HAVING CUTTING EDGE CONTAINING PHOTOCATALYST PARTICLES

A cutting blade for cutting a workpiece is disclosed. The cutting blade includes a base and a cutting edge fixed to a peripheral portion of the base. The cutting edge is formed by bonding a mixture of abrasive grains and photocatalyst particles with a binder. In cutting the workpiece by using the cutting blade, a cutting water is supplied to the cutting blade and light is applied to the cutting blade to excite the photocatalyst particles. The cutting water supplied to the cutting blade comes into contact with the photocatalyst particles excited, so that the cutting water is given an oxidizing power due to hydroxy radicals. 1. A cutting blade for cutting a workpiece , comprising:a base; anda cutting edge fixed to a peripheral portion of said base, said cutting edge being formed by bonding a mixture of abrasive grains and photocatalyst particles with a binder.2. The cutting blade according to claim 1 , wherein said abrasive grains are diamond grains claim 1 , and said photocatalyst particles are titanium oxide (TiO) particles.3. A cutting blade for cutting a workpiece claim 1 , the cutting blade being a washer type claim 1 , comprisingonly an annular abrasive member formed by bonding a mixture of abrasive grains and photocatalyst particles with a binder.4. The cutting blade according to claim 3 , wherein said abrasive grains are diamond grains claim 3 , and said photocatalyst particles are titanium oxide (TiO) particles.5. A wafer processing method comprising:a wafer holding step of holding a wafer on a chuck table;a cutting step of feeding a cutting blade rotating at a high speed to cut in said wafer, said cutting blade containing photocatalyst particles, and relatively moving said chuck table and said cutting blade as supplying a cutting water to said cutting blade, thereby cutting said wafer; anda light applying step of applying light to said cutting blade to thereby excite said photocatalyst particles in said cutting step,whereby said cutting water supplied to ...

ELECTRIC DUST FREE SAW

Various cutting systems using a handheld electrically powered rotary cutting tool are described. The systems include a wheeled base having provisions for receiving and removably engaging an electric cutting tool. The systems also include an upwardly extending handle and provisions for collecting dust and debris during a cutting operation. 1. A cutting system comprising:a wheeled base unit having (i) provisions for receiving and removably engaging a handheld electric rotary cutting tool, and (ii) provisions for adjustably positioning the cutting tool relative to the wheeled base;a handle assembly secured to the base unit;provisions on the wheeled base unit for collecting dust and debris resulting from a cutting operation.2. The cutting system of further comprising:a handheld electric rotary cutting tool.3. The cutting system of wherein the electric cutting tool includes (i) a housing claim 2 , (ii) an electrically powered motor disposed in the housing claim 2 , (iii) a rotatable shaft powered by the motor and transversely oriented to an axis of the motor claim 2 , and (iv) actuation controls for controlling operation of the tool claim 2 , the actuation controls accessible along the housing of the tool.4. The cutting system of wherein the wheeled base has at least one front wheel and at least one swiveling rear wheel claim 1 , wherein the rear wheel is positionable about a vertical axis.5. The cutting system of further comprising:at least one removable wheel lock carriage configured to slidably engage a swiveling rear wheel and upon engagement therewith, affix the rear wheel to a stationary position relative to its vertical axis.6. The cutting system of wherein the provisions for receiving and removably engaging the handheld electric rotary cutting tool include an inclination assembly selectively positionable between a first position in which upon receipt and engagement of the handheld electric rotary cutting tool therein a blade of the tool is oriented vertically ...

Thin drill

[Problem] To protect a leading end part of a drill having a coolant hole which is adapted for drilling a thin diameter or very thin diameter hole in a workpiece. [Solution] A coolant hole 33 is formed in a shank 3 and a shaft body 7 so as to extend through from a rear end surface 31 of the shank 3 to a leading end surface 15 of the shaft body 7 along an axis thereof. A leading end part of the coolant hole 33 is branched into a pair of discharge holes 35, at a position slightly toward a base end relative to the leading end surface 15 of the shaft body 13. The discharge holes 35 extend in the opposite directions, perpendicular to the coolant hole 33, respectively, and open at opposite side surfaces 37, 37 to define discharge ports 39, 39. A leading end opening 41 of the coolant hole 33 is closed by a bottom face 17 of the drill part 9.

Wet saw water pan water heater

A saw water pan water heater may comprise a base plate, at least one coil electrically coupled to the base plate, a power source electrically coupled to the base plate, and a temperature regulator electrically coupled to the base plate. In some embodiments, the coil may be configured to generate and transmit heat, a heating element within the base plate may be configured to generate and transmit heat to the coil, or both the coil and the heating element may be configured to generate and transmit heat. In some embodiments, the coil may be configured to surround a water tube in a wet saw water pan's water filter mechanism, and the present invention may be configured to heat the water within the water tube. In waterproof embodiments, the coil may be configured to heat water not contained in a tube, such as standing water in a wet saw water pan.

ROCK FACE SPLITTING APPARATUS AND METHOD

A splitting apparatus comprising a first splitting blade having a smooth top with a width X and a shoulder angle of less than the friction angle, relative to a point in the middle of the top, and a second splitting blade disposed opposite the first splitting blade, the second splitting blade having a smooth top with a width Y and a shoulder angle of less than the friction angle, relative to a point in the middle of the top. 120-. (canceled)21. A splitting apparatus comprising:a splitting blade having first and second angled flat surfaces meeting at a point in the middle of a top of the splitting blade, the first and second angled surfaces are disposed at an angle of less than 20 degrees and greater than 5 degrees to each other relative to a point in the middle of the top; anda blade support forming a substantially flush surface with the splitting blade.22. The splitting apparatus of further comprising a second splitting blade disposed opposite the splitting blade.23. The splitting apparatus of further comprising the blade support having a channel claim 21 , wherein the splitting blade is disposed within the channel.24. The splitting apparatus of wherein the splitting blade further comprises a plurality of segments.25. The splitting apparatus of wherein the splitting blade further comprises a plurality of segments claim 21 , each having a length and a width.26. The splitting apparatus of further comprising:the blade support having a channel;a metal strip disposed within the channel; andwherein the splitting blade is disposed within the channel on top of the metal strip.27. The splitting apparatus of further comprising an infeed plate adjacent to the splitting blade claim 21 , with a predetermined gap between the infeed plate and the splitting blade.28. The splitting apparatus of further comprising an outfeed plate adjacent to the splitting blade claim 27 , with a predetermined gap between the outfeed plate and the splitting blade.29. The splitting apparatus of claim ...

CUTTING AND DUST OR SLURRY COLLECTING ASSEMBLY AND WORKING MACHINE

A cutting and dust or slurry collecting assembly that comprises: a) a circular saw blade () b) a blade guard () c) a cover device (), and the cover device () has a front end (), a rear end (), a top surface (), a bottom surface (), elongated sidewalls (), and a longitudinal passage () for the saw blade, d) the blade guard () and the cover device () being pivotally connected or connectable to one another via a hinge () in or adjacent to a lower rear corner of the blade guard (), such that the cover device and the blade guard can be turned in relation to each other, e) a discharge member () is provided at the rear of said hinge and has an outlet () which can be connected to a vacuum source, f) a connection member () connects the discharge member () with at least one of the longitudinal passage () and the cut created rear of the longitudinal passage, g) that the direction of rotation of the saw blade () is such that a circumferential part of the blade which has passed beyond the bottom surface of the cover device will move in a direction upwards-rearward towards the bottom surface In particular a rear arm distance (LR) between the hinge () and the rear end () is bigger than 0.2R and preferably bigger than 0.25R, thereby enabling a turning of the cover device () by pressing the rear end () towards the structure to be cut. 1. A cutting and dust or slurry collecting assembly , the assembly comprising:a circular saw blade having a first side, a second side, a peripheral portion defining a working part of the saw blade, and a center of rotation;a blade guard extending over the saw blade around at least half of a circumference of the saw blade;a cover device elongated in a direction perpendicular to the center of rotation, the cover device having a front end, a rear end, a top surface, a bottom surface, elongated sidewalls, and a longitudinal passage for the saw blade, the passage extending through the cover device from the top surface to the bottom surface in a region ...

Cooling device for disc cutters

The present invention relates to a cooling device for disc cutters, which can include: a curved, tubular guide ( 6 ), with a radius of curvature slightly greater than the cutter disc and concentric with the periphery of the disc ( 2 ); a curved cannula ( 4 ), made of semi-rigid material, mounted inside the curved guide capable of longitudinal movement between two end positions, connected to a tube ( 3 ) for supplying coolant to a nozzle ( 5 ); and means for attaching the cannula ( 4 ) in any position comprised between the two end positions of movement with respect to the curved guide. The nozzle ( 5 ) moves over a lower sector ( 21 ) of the periphery of the disc, and during the cutting of parts (P) of different thicknesses, said nozzle ( 5 ) is located at different heights and facing the disc ( 2 ) contact and penetration area in the part (P) to be cut.

TREATMENT PROCESS FOR RECYCLING SILICON INGOT CUTTING WASTE

A treatment method for purifying silicon microparticles contained in waste resulting from the cutting of ingots with a diamond wire comprises: a) providing a contaminated slurry, resulting from the waste, formed by an aqueous mixture comprising the silicon microparticles, organic species and metal contaminants; b) adding a dilute hydrogen peroxide solution to the contaminated slurry, in order to form a first mixture, and stirring the first mixture; c) solid/liquid separation of the first mixture in order to obtain, on the one hand, a first purified slurry and, on the other hand, a first liquid loaded with organic species and metal contaminants. 1. A treatment method for purifying silicon microparticles contained in waste resulting from cutting ingots with diamond wires , the method comprising:a) providing a contaminated slurry, resulting from the waste, comprising an aqueous mixture including the silicon microparticles, organic species and metal contaminants;b) adding a dilute hydrogen peroxide solution to the contaminated slurry to form a first mixture comprising the contaminated slurry, hydrogen peroxide and water, and stirring the first mixture; andc) performing solid/liquid separation of the first mixture in order to obtain a first purified slurry and a first liquid loaded with organic species and metal contaminants.2. The treatment method of claim 1 , wherein claim 1 , in step a) claim 1 , the contaminated slurry is obtained from the waste claim 1 , by a solid/liquid separation technique chosen from sedimentation claim 1 , centrifugation claim 1 , cyclonic separation or filtration claim 1 , and the contaminated slurry contains about 50% solid matter and 50% liquid matter claim 1 , in weight percentages.3. The treatment method of claim 2 , wherein claim 2 , in step b) claim 2 , the dilute hydrogen peroxide solution has a mass concentration of between 1% and 35%.4. The treatment method of claim 3 , wherein step b) comprises adding pure water to the first mixture ...

Drill for Chiselling Rock

A drill bit for chiselling rock includes an impact face at an insertion end of the drill bit, a hollow shank, where a delivery passage is defined within the hollow shank, and a drill head, where the drill head has a cutting edge, an intake opening, and an intake passage and where the intake passage connects the intake opening to the delivery passage. A first portion of the intake passage which adjoins the intake opening has a first inclination with respect to a drill bit axis, a second portion of the intake passage which adjoins the hollow shank has a second inclination with respect to the drill bit axis, and the second inclination is greater than the first inclination.

Wafer processing method

A wafer processing method includes: a holding step of holding a wafer on a chuck table through a dicing tape; and a dividing step of cutting the wafer along division lines by a cutting blade. In the dividing step, cleaning water including pure water mixed with carbon dioxide is supplied to the front surface of the wafer, and cutting water including pure water alone or pure water mixed with carbon dioxide in a concentration lower than that of the cleaning water is supplied to the cutting blade. During cutting, therefore, the cleaning water and the cutting water are always shielded by each other. Consequently, the cutting blade can be prevented from being corroded or excessively worn due to the cleaning water, and the cutting water can be prevented from contacting the front surface of the wafer to cause electrostatic discharge damage to the devices.

ACTIVE AND PASSIVE SELF-EVACUATION OF A SELF-PRIMING WATER PUMP

A water supply apparatus for the supply of water to a machine tool, including a water pump, a water accumulator device, a suction line, a supply line and a valve device reversibly adjustable into a first and a second position. The water pump is positioned downstream of the valve device. A first connecting line, a second connecting line and a return line are provided. Here, in the first position, the first connecting line, the second connecting line and the return line are connected to one another such that water can be conveyed from the water pump, from the first connecting line, from the second connecting line, from at least a part of the suction line and from at least a part of the supply line into the return line, and, in the second position, the first connecting line, the second connecting line and the return line are not connected to one another. 19-. (canceled)10. A water supply device for supplying a power tool with water , the water supply device comprising:a water pump;a storage device for storing water;a suction line for conducting water from the storage device to the water pump;a supply line for conducting water from the water pump to the power tool;a valve device reversibly adjustable into a first position and into a second position, the water pump being positioned downstream from the valve device in a direction;a first connecting line for conducting water from the suction line to the valve device;a second connecting line for conducting water from the supply line to the valve device; anda return line for conducting water from the valve device to the water reservoir;in the first position the first connecting line, the second connecting line and the return line being connected so that water is conveyable from the water pump, from the first connecting line, from the second connecting line, from at least one part of the suction line and from at least one part of the supply line into the return line, and, in the second position, the first connecting line, the ...

Concrete Power Saw

A concrete saw for cutting a concrete slab incorporating a rollable trolley having upper, lateral, front, and rear ends; an engine fixedly attached to the rollable trolley, the engine having a rotary power output; a blade connected operatively to the engine's rotary power output for, upon movement of the first rollable trolley over the concrete slab, slotting said slab and drawing concrete cuttings therefrom; a shroud fixedly attached to the first rollable trolley, the shroud having a plurality of side walls, a floor, and a ceiling, the shroud housing the blade, and defining a dust containment space; an Archimedes' screw having input and output ends, the Archimedes screw's input end being positioned within the shroud's dust containment space; power transfer gears connected operatively to the Archimedes screw's for conveying the concrete cuttings from the Archimedes screw's input end to the output end; and a receptacle under the output end. 1. A concrete saw for cutting a concrete slab , the concrete saw comprising:(a) a first rollable trolley having upper, lateral, front, and rear ends;(b) motor means fixedly attached to the first rollable trolley, the motor means having a rotary power output;(c) a blade connected operatively to the motor means' rotary power output for, upon movement of the first rollable trolley over the concrete slab, slotting said slab and drawing concrete cuttings therefrom;(d) a shroud fixedly attached to the first rollable trolley, the shroud having a plurality of side walls, a floor, and a ceiling, the shroud housing the blade and defining a dust containment space;(e) an Archimedes' screw having input and output ends, the Archimedes' screw's input end being positioned within the shroud's dust containment space;(f) turning means connected operatively to the Archimedes' screw for conveying the concrete cuttings from the Archimedes' screw's input end to the Archimedes' screw's output end; and(g) a receptacle underlying the Archimedes' screw's ...

DUST SUPPRESSION ASSEMBLY

A dust suppression assembly is to be fixed on a handheld device. The dust suppression assembly comprises a device interface member having a top end and a bottom end and an intermediate member having a first intermediate end and a second intermediate end, the first intermediate end adapted to be coupled with the bottom end of the device interface member. Further, the device interface member is having a first channel and the intermediate member is having a second channel, the first channel and second channel joins to form a passage for supplying water to the working end of the tool for suppression of dust, while the handheld device is in use. 1a device interface member having a top end and a bottom end, the device interface member adapted to be affixed onto the second end of the body of the handheld device; andan intermediate member having a first intermediate end and a second intermediate end, the first intermediate end adapted to be coupled with the bottom end of the device interface member;wherein the device interface member is configured to rest on the retainer; andwherein the device interface member is having a first channel and the intermediate member is having a second channel, the first channel and second channel joins to form a passage for supplying water to the working end of the tool for suppression of dust, while the handheld device is in use.. A dust suppression assembly to be fixed on a handheld device comprising a handle and a body, the body having a first end and a second end, the first end being fixed to the handle and the second end including a retainer adapted to hold a tool of a predefined length fixed in a hollow cavity of the second end of the body, the tool having a shank end and a working end, the dust suppression assembly comprising: This application is a continuation of U.S. patent application Ser. No. 15/832,054, filed Dec. 5, 2017, now U.S. Pat. No. 10,603,751, issued on Mar. 31, 2020, and also claims the benefit of the filing date of ...

METHOD FOR SLICING WORKPIECE

A method for slicing workpiece reusing a wire used for previous slicing of a workpiece to slice a subsequent workpiece by which the workpiece is pressed against a wire row and sliced, the wire row being formed of the wire spirally wound between a plurality of wire guides and travels in an axial-direction, where wire tension at the time of slicing the workpiece is set to a value in the range of 87 to 95% of wire tension in the previous slicing of the workpiece, a new wire supply amount at the time of slicing the workpiece is set to a value in the range of 125% or more of a new wire supply amount in the previous slicing of the workpiece, and the wire is reused to slice the subsequent workpiece. 1. A method for slicing workpiece reusing a wire used for previous slicing of a workpiece to slice a subsequent workpiece in the slicing of the workpiece by which the workpiece is pressed against a wire row and the workpiece is sliced , the wire row being formed of the wire that is spirally wound between a plurality of wire guides and travels in an axial direction ,wherein wire tension at the time of slicing the subsequent workpiece is set to a value in the range of 87 to 95% of wire tension in the previous slicing of the workpiece, a new wire supply amount at the time of slicing the subsequent workpiece is set to a value in the range of 125% or more of a new wire supply amount in the previous slicing of the workpiece, and the wire is reused to slice the subsequent workpiece.2. The method for slicing workpiece according to claim 1 ,wherein, at the time of slicing the subsequent workpiece, a workpiece feed rate is set to a value in the range of 83 to 91% of a workpiece feed rate in the previous slicing of the workpiece. The present invention relates to a method for slicing workpiece using a wire saw.In recent years, enlargement of semiconductor wafers has been demanded, and a wire saw is exclusively used for slicing workpieces.The wire saw is a device that enables a wire (a high ...

Concrete Power Saw

A concrete saw for cutting a concrete slab incorporating a rollable trolley having upper, lateral, front, and rear ends; an engine fixedly attached to the rollable trolley, the engine having a rotary power output; a blade connected operatively to the engine's rotary power output for, upon movement of the first rollable trolley over the concrete slab, slotting said slab and drawing concrete cuttings therefrom; a shroud fixedly attached to the first rollable trolley, the shroud having a plurality of side walls, a floor, and a ceiling, the shroud housing the blade, and defining a dust containment space; a dust conveyor having input and output ends, the dust conveyor's input end being positioned within the shroud's dust containment space; power transfer pulleys connected operatively to the dust conveyor for conveying the concrete cuttings from the dust conveyor's input end to the output end; and a receptacle under the output end. 1. A concrete saw for cutting a concrete slab , the concrete saw comprising:(a) a first rollable trolley having upper, lateral, front, and rear ends;(b) motor means fixedly attached to the first rollable trolley, the motor means having a rotary power output;(c) a blade connected operatively to the motor means' rotary power output for, upon movement of the first rollable trolley over the concrete slab, slotting said slab and drawing concrete cuttings therefrom;(d) a shroud fixedly attached to the first rollable trolley, the shroud having a plurality of side walls, a floor, and a ceiling, the shroud housing the blade and defining a dust containment space;(e) a rotary drive actuated conveyor having input and output ends, the rotary drive actuated conveyor's input end being positioned within the shroud's dust containment space;(f) turning means connected operatively to the rotary drive actuated conveyor for conveying the concrete cuttings from said conveyor's input end to said conveyor's output end; and(g) a receptacle underlying the rotary drive ...

Filter bag detection

A device (A) to detect a filtering means ( 14 ) in a water treatment unit ( 1 ) including at least one signal transmitter ( 13 ) and at least one sensor ( 12 ) to detect a signal from the signal transmitter ( 13 ), whereby the water treatment unit ( 1 ) can be set at least in a work mode or in a sleep mode. The water treatment unit ( 1 ) is configured in such a way that the work mode can only be set if at least one signal which is emitted by the signal transmitter ( 13 ) is detected by the sensor ( 12 ). A filter ( 14 ) and a suction head ( 3 ) for use in the device (A). A system including a filter ( 14 ) and a suction head ( 3 ) for use in the device (A).

TABLE JOINING MECHANISM

A tile saw including a saw unit having a motor and a saw blade, and a base supporting the saw unit above the base, where the base is fixed relative to the saw unit. A carriage is supported by the base. The carriage is translatable relative to the base and the saw unit, where the carriage is translatable along a first plane. The tile saw further includes a table for supporting a work piece to be cut by the saw blade. The table is translatable relative to the base and the saw unit, where the table is translatable along a second plane. The second plane is parallel to the first plane. The table is selectively translatable relative to the carriage. 1. A tile saw , comprising:a saw unit including a motor and a saw blade;a base supporting the saw unit above the base, the base fixed relative to the saw unit;a carriage supported by the base, the carriage being translatable relative to the base, the carriage translatable along a first plane; anda table for supporting a work piece to be cut by the saw blade, the table being translatable relative to the base, the table translatable along a second plane, the second plane being parallel to the first plane,wherein the table is selectively translatable relative to the carriage.2. The tile saw of claim 1 , wherein the carriage is translatable along a first distance extending between a first position and a second position claim 1 , and wherein the table is translatable along a second distance extending between a first extended position and a second extended position claim 1 , the second distance being different from the first distance.3. The tile saw of claim 2 , wherein the second distance is greater than the first distance.4. The tile saw of claim 2 , wherein the first position claim 2 , the second position claim 2 , the first extended position claim 2 , and the second extended position are collinear.5. The tile saw of claim 4 , wherein the first position and the second position are positioned between the first extended position ...

PORTABLE TILE SAW

A tile saw includes a frame supporting a saw, a table, and pan. The pan includes an inside bottom surface and an outer wall defined by a first end wall, a second end wall spaced away from the first end wall, and first and second side walls extending between the first end wall and the second end wall. A connection assembly couples the frame to the pan, and includes a first engagement member disposed on the first end wall, and second and third engagement members disposed on the second end wall. A stand includes a plurality of legs that support the pan. A transport assembly transports the pan, the table, and the frame separately from the stand. The transport assembly includes wheels coupled to one of the first end wall or second end wall, and a handle coupled to the other of the first end wall or second end wall. 1. A tile saw comprising:a frame supporting a saw;a table having a planar surface configured to support a workpiece, the table being slidable relative to the frame;a pan configured to support the frame, the pan including an inside bottom surface and an outer wall defining a volume capable of containing a liquid, the outer wall defined by a first end wall, a second end wall spaced away from the first end wall, and first and second side walls extending between the first end wall and the second end wall;a connection assembly configured to removably couple the frame to the pan, the connection assembly having a first engagement member disposed on the first end wall of the pan and second and third engagement members disposed on the second end wall of the pan;a stand including a plurality of legs for supporting the pan; anda transport assembly for transporting the pan, the table, and the frame separately from the stand, the transport assembly including a plurality of wheels coupled to one of the first end wall or second end wall of the pan, and a handle coupled to the other of the first end wall or second end wall of the pan.2. The tile saw of claim 1 , wherein each ...

Drilling Tool

A drilling tool, in particular a rock drill, extends along a longitudinal axis and includes a drill head, an insertion end, a main body, a sleeve element, a conveying portion arranged between the drill head and the insertion end, and at least one conduit that extends along the conveying portion. The conduit is located radially between the sleeve element and the main body. The sleeve element is rotatably mounted on the main body. 1. A drilling tool comprising:a drilling head;an insertion end;a main body;a sleeve element;a conveying region arranged between the drilling head and the insertion end; andat least one conveying channel that extends along the conveying region,wherein the drilling tool extends along a longitudinal axis,{'b': '36', 'wherein the conveying channel () is arranged radially between the sleeve element and the main body, and'}wherein the sleeve element is rotatably mounted on the main body.2. The drilling tool as claimed in claim 1 , wherein the conveying channel is defined by a groove in the main body and/or in the sleeve element.3. The drilling tool as claimed in claim 1 , wherein the sleeve element is connected in a rotationally fixed manner to a suction extraction adapter claim 1 , which is configured to connect the drilling tool to a suction extraction device.4. The drilling tool as claimed in claim 3 , wherein the sleeve element is connected in a form-fitting and/or force-fitting manner to the suction extraction adapter.5. The drilling tool as claimed in claim 3 , wherein the sleeve element is connected to the suction extraction adapter in a materially bonded manner.6. The drilling tool as claimed in claim 1 , wherein the sleeve element is mounted axially on the main body in at least one direction via a securing element.7. The drilling tool as claimed in claim 6 , wherein the securing element is realized as a securing ring arranged on a side of the sleeve element that faces away from the drilling head.8. The drilling tool as claimed in claim 6 ...

FOLDABLE WATER TRAY FOR TILE CUTTER

A foldable water tray used in a tile cutter includes a water tank having a water chamber, a first tray movable in and out of the water chamber of the water tank between an application position and a storage position, and a second tray pivotally connected to the first tray and biasable relative to the first tray between an extended position where the second tray defines with the first tray a predetermined contained angle and a collapsed position where the second tray covers the first tray and can be moved with the first tray between the application position and the storage position.

APPARATUS AND RELATED METHODS FOR WET SAWING

A wet saw system and related methods of use for supplying a cooling water stream in construction locations. The wet saw system includes a water supply system for supplying the cooling water stream when ambient temperatures are at, below or approaching freezing conditions. The water supply system includes a unitary housing defining storage and electrical compartments. The storage compartment defines a water storage tank that includes a storage inlet, a storage outlet and a heater assembly. The electrical compartment encloses a control assembly, a pumping assembly and a power supply. The pumping assembly is fluidly connected to the at least one storage outlet and supplies a pressurized water stream to a system outlet that is externally accessible on the unitary housing. In the absence of available power sources, the power supply can power the heater assembly so as to be off-line with respect to external utilities. 1. A water supply system for a wet saw operation , comprising:a unitary tank defining a water storage tank and an electrical compartment, the electrical compartment including an on-board power supply, a control assembly and a pump assembly, wherein the on-board power supply supplies power to operate the pump assembly at the direction of the control assembly, the pump assembly pumping cooling water from within the water storage tank to a point of use, and wherein a heating element is submerged in cooling water within the water storage tank, the heating element being operated at the direction of the control assembly.2. The water supply system of claim 1 , wherein the on-board power supply comprises one or more 12 volt batteries.3. The water supply system of claim 2 , wherein the on-board power supply comprises a battery charger claim 2 , said battery charger including an external power receptacle mounted on an exterior of the unitary tank for facilitating connection to an external power source.4. The water supply of claim 3 , wherein the external power source ...

ROTATABLE FILTER SYSTEM AND METHODOLOGY

Various aspects of an apparatus are disclosed. In a particular aspect, an apparatus comprising a cylindrical filter, a filter cleaning knob, and a filter cleaning flap is disclosed. Within such embodiment, the filter cleaning knob is configured to rotate the cylindrical filter. The filter cleaning flap is coupled to the cylindrical filter and configured to sequentially make contact with a plurality of pleated segments of the cylindrical filter as the filter cleaning knob is rotated. 1. An apparatus comprising:a cylindrical filter;a filter cleaning knob configured to rotate the cylindrical filter; anda filter cleaning flap coupled to the cylindrical filter and configured to sequentially make contact with a plurality of pleated segments of the cylindrical filter as the filter cleaning knob is rotated.2. The apparatus of claim 1 , further comprising:a connection bolt configured to connect the filter cleaning knob to a first filter end cap, wherein the connection bolt penetrates a hole in an access panel;a panel bushing configured to provide translational and rotational support to the connection bolt; anda second filter end cap, wherein the first filter end cap and the second filter end cap are respectively configured to secure opposite ends of the cylindrical filter.3. The apparatus of claim 2 , further comprising:a vacuum suction tube connected to a vacuum device; andan annular rim protrusion extending from the vacuum suction tube, the annular rim protrusion configured to mate with the second filter end cap via a gasket and a bearing, wherein the second filter end cap further comprises a bearing seat acting as an abutment to the bearing.4. The apparatus of claim 1 , further comprising a housing comprising an upper housing portion and a lower housing portion claim 1 , wherein the upper housing portion is configured to house the filter claim 1 , and wherein the lower housing portion is configured to house a dust collection bin claim 1 , the dust collection bin ...

A DUST REMOVAL ARRANGEMENT FOR AN ENGINE-DRIVEN TOOL

The present disclosure relates to engine-driven tool () comprising a rotatable work tool () and an engine () for propelling a first driving pulley () via a clutch wheel () comprised in a power transferring unit () and having an outer edge. The first driving pulley () and the clutch wheel () arc arranged to rotate around a common driving axis (). The power transferring unit () comprises an endless drive belt () that is arranged propel the rotatable work tool () when the first driving pulley () is propelled. A fan arrangement () is arranged to convey air front a dust channel () formed between a shielding cover () and the rotatable work tool (), and comprises a fan turbine () that is connected to a fan pulley () connected to the drive belt () is arranged to propel the fan pulley (). A first overlap line () extends along the outer edge () of the clutch wheel (), perpendicular to the extension of the common driving axis (), the first overlap line () further extending via the fan turbine (). 1. An engine-driven tool , having a center and a circumference , and an engine that is arranged to propel the rotatable work tool , wherein the engine-driven tool further comprises a shielding cover that is arranged to shield a part of the rotatable work tool , and a first swiveling part that is attached by a first swivel attachment and partly extends either inside or outside the shielding cover , allowing the first swiveling part to pivot around a first swivel axis that crosses the rotatable work tool closer to the center of the rotatable work tool than the circumference of the rotatable work tool , wherein the engine-driven tool comprises a second swiveling part that is attached to the first swiveling part and partly extends either inside or outside the first swiveling part , wherein the second swiveling part is attached to the first swiveling part by a second swivel attachment , allowing the second swiveling part to pivot around a second swivel axis that runs outside the ...

POWER TOOL WITH A SPRAYING DEVICE FOR BINDING DUST

A power tool () for processing a workpiece (), including a processing tool () that can be rotated in a rotational direction () around an axis of rotation () by a drive (), a protective hood () that surrounds the processing tool (), at least partially, and a spraying device () with a first spray nozzle () and a pump () that is connected to the first spray nozzle () via a first connection line (), whereby the pump () generates a minimum pressure of 5 bar in the first connection line (). 115-. (canceled)16. A power tool for processing a workpiece , the power tool comprisinga processing tool rotatable in a rotational direction around an axis of rotation by a drive, and covering a processing plane perpendicular to the axis of rotation;a protective hood surrounding the processing tool, at least partially;a spraying device with a first spray nozzle producing a first jet along a first spraying direction; anda pump connected to the first spray nozzle via a first connection line, the pump generating a minimum pressure of 5 bar in the first connection line.17. The method as recited in wherein the pump generates a pressure between 5 bar and 8 bar in the first connection line.18. The power tool as recited in wherein a throughput rate of the first spray nozzle is between 8 and 12 liters per hour.19. The power tool as recited in wherein the first spray nozzle produces liquid drops measuring between 40 μm and 150 μm as the first jet.20. The power tool as recited in wherein the first spraying direction is arranged at an angle of up to ±10° relative to a plane perpendicular to the processing plane and parallel to the axis of rotation.21. The power tool as recited in wherein the spraying device has a second spray nozzle producing a second jet along a second spraying direction claim 16 , the second spray nozzle being arranged on a side of the processing tool entering the workpiece.22. The power tool as recited in wherein the pump is connected to the second spray nozzle via a second ...

POWER TOOL WITH A SPRAYING DEVICE FOR BINDING DUST

A power tool () for processing a workpiece (), including a processing tool () that can be rotated in a rotational direction () around an axis of rotation () by a drive (), a protective hood () that surrounds the processing tool (), at least partially, and a spraying device () with a first spray nozzle () which is arranged on a side () of the processing tool () that exits the workpiece (). 116-. (canceled)17. A power tool for processing a workpiece comprising:a processing tool rotatable around an axis of rotation by a drive and covering a processing plane perpendicular to the axis of rotation;a protective hood surrounding the processing tool, at least partially; anda spraying device with a first spray nozzle producing a first jet along a first spraying direction, the first spray nozzle arranged in the protective hood on a side of the processing tool exiting the workpiece,the first spray direction is arranged at an angle of up to ±10° relative to a plane perpendicular to the processing plane and parallel to the axis of rotation.18. The power tool as recited in wherein the first spraying direction is arranged parallel to the axis of rotation.19. The power tool as recited in wherein the first spray nozzle generates the first jet at an angle between 50° and 170°.20. The power tool as recited in wherein the first spray nozzle produces liquid drops measuring between 40 μm and 150 μm as the first jet.21. The power tool as recited in wherein the spraying device has a pump connected to the first spray nozzle via a first connection line claim 17 , and a minimum pressure of 5 bar is generated in the first connection line.22. The power tool as recited in wherein a throughput rate of the first spray nozzle is between 8 and 12 liters per hour.23. The power tool as recited in wherein the spraying device has a second spray nozzle producing a second jet along a second spraying direction claim 17 , the second spray nozzle being arranged on a side of the processing tool entering the ...

MASONRY TOOL CLEANING AND STORAGE DEVICE

A masonry tool cleaning and storage device may include one or more bins capable of holding water and adapted to hang from the sides of a conventional wheel barrow. The bins may or may not have lids, which may or may not be attached to the bins. The device may optionally include a combined drying table and water return surface adapted to route water, e.g. dripping from wet tools, back to the water bins. The drying table may include a grated surface that is more or less horizontal while assembled in a working configuration. The grated surface may be above a downwardly sloped surface adapted to return water that has fallen through the grated surface back to the bins. When work is complete, the bins may be emptied of water, cleaned, and used for tool storage. 1. A device , comprising:a bin, having a generally rectangular cross section perpendicular to a longitudinal axis, and adapted to retain liquids with two approximately equal and opposing short sides, two approximately equal and opposing long sides, and a bottom;a mounting bracket extending from a long side of the bin and running generally longitudinally along the long side the bin, the mounting bracket being adapted to support a vertical load and to anchor the bin in an upright position against a first horizontally applied load; anda lateral spacer extending from the same long side of the bin as the mounting bracket and vertically offset from the mounting bracket, the lateral spacer being adapted to cooperate with the mounting bracket to maintain the bin in an upright position against a second horizontally applied load oriented in a direction opposing that of the first horizontally applied load.2. The device of claim 1 , wherein the mounting bracket runs along the long side of the bin at an acute angle relative to a first top edge of the bin.3. The device of claim 2 , wherein the acute angle is less than 45 degrees.4. The device of claim 1 , wherein the mounting bracket includes a vertical-load bearing member ...

POWERED SAW INCLUDING DUST CAPTURE APPARATUS

A novel cutting method and apparatus includes a cutting blade adapted to consistently and easily form a desirable kerf in a concrete substrate while capturing substantially all resulting concrete dust. 2. A circular saw apparatus comprising:a mobile circular saw, said mobile circular saw being adapted to cut a generally planar substrate, said mobile circular saw including a generally circular blade;said mobile circular saw having a front end and a rear end, wherein said mobile circular saw is adapted to be moved relative to said generally planar substrate in a direction from said rear end towards said front end during a cutting operation;said circular saw including a substantially rigid hose coupling tube, said hose coupling tube including an intake end and an output end; said intake end being disposed in proximity to a cutting interface between said generally circular blade and said generally planar substrate; said output end being disposed relatively proximate to said rear end, said output end being adapted to be coupled to a vacuum hose.3. A circular saw apparatus as defined in wherein said intake end is disposed relatively proximate to said front end of said mobile circular saw.4. A circular saw apparatus as defined in wherein said hose coupling tube comprises a tube having a substantially circular cross-section.5. A circular saw apparatus as defined in wherein said hose coupling tube is adapted to be spatially displaced away from an operational orientation to facilitate access to said generally circular blade.6. A circular saw apparatus as defined in wherein said hose coupling tube is adapted to be spatially displaced by activation of a pivotal mechanism to facilitate access to said generally circular blade.7. A circular saw apparatus as defined in wherein said hose coupling tube includes a pivotal mechanism at said intake end.8. A circular saw apparatus as defined in further comprising a plurality of wheels claim 2 , said wheels being adapted to interface ...

WET CUTTING SAW

A wet cutting saw for cutting a ground portion, the wet cutting saw including a blade rotatable about an axis, a liquid feed conduit for feeding liquid onto a surface of the blade as it rotates, a frame for carrying the blade and configured to travel over a surface of the ground portion, and a mounting assembly that mounts the blade to the frame, at least part of the mounting assembly pivotable relative to the frame to raise and lower the blade relative to the frame. 1. A wet cutting saw for cutting a ground portion , the wet cutting saw comprising:a blade rotatable about an axis;a liquid feed conduit for feeding liquid onto a surface of the blade as it rotates;a frame for carrying the blade and configured to travel over a surface of the ground portion, the frame having a base and an upper section extending from the base;a mounting assembly that mounts the blade to the frame, the mounting assembly connected to and pivotable relative to the frame about its pivot connection to raise and lower the blade relative to the frame, the pivot connection located on the upper section of the frame; anda drive system comprising a primary motor that directly or indirectly drives rotation of the blade, the drive system mounted to the mounting assembly.2. A wet cutting saw as claimed in claim 1 , wherein the mounting assembly comprises an arm that is connected at one end to the blade and at the opposite end to the frame.3. A wet cutting saw as claimed in claim 2 , wherein the arm is configured so that the pivot connection between the arm and the frame is above the centre of gravity of the arm when the arm is in a lowered position.4. A wet cutting saw as claimed in claim 1 , claim 1 , wherein the wet cutting saw also comprises a liquid storage tank for storing liquid to be fed through the liquid feed conduit onto the surface of the blade claim 1 , the liquid storage tank mounted on the frame.5. A wet cutting saw as claimed in claim 4 , wherein the liquid storage tank is disposed ...