Abstract: A clamp for removably coupling an accessory to a frame of a vehicle. The clamp includes a device portion configured for coupling with the accessory and a vehicle portion configured for coupling with both the device portion and the frame of the vehicle.

Abstract: A method and apparatus for positioning a manufacturing tool. A wheel assembly comprises a wheel plate and rollers. The wheel plate has a perimeter and an axis of rotation that is tiltable about a tilt axis. The rollers are arranged near the perimeter of the wheel plate, each of the rollers having an axis of rotation parallel to the tilt axis. An apparatus comprises an upper frame, a lower frame associated with the upper frame, a wedge slideably located between the upper frame and the lower frame, and a force applicator associated with the wedge.

Abstract: A steady rest for centering a rotationally symmetrical workpiece in a space comprises: two housing halves arranged at a distance from one another and connected together, a plate-shaped middle piece arranged between the two housing halves, the middle piece mounted in the housing halves by means of an actuator piston so it can be moved in an axial movement direction to the workpiece, two linear guide grooves disposed in both opposite end faces of the middle piece, with the linear guide grooves running in a cross-shaped arrangement and at an angle to the movement direction of the middle piece, two outer steady rest arms, each of which has its free ends mounted in each of the linear guide grooves of the middle piece in a movable arrangement, and a middle steady rest arm attached to the middle piece between the outer steady rest arms.

Abstract: A setup platform is provided for a grinder including a cutoff wheel. The setup platform includes an upper planar surface including a first edge, which may be shaped similar to the grinder housing, the first edge including a slot therein for receiving the cutoff wheel. An anchor bar is mounted horizontally to the grinder housing, and a post extending from a lower surface of the setup platform is slidable on the anchor bar such that the setup platform is slidable relative to the anchor bar to removably mount the setup platform to the grinder such that the first edge is disposed adjacent the grinder housing and the cutoff wheel is received in the slot.

Abstract: A grout removal tool includes a cover shaped to define a substantially enclosed interior cavity and a grinding assembly designed to simultaneously abrade grout from multiple, non-linear tile joints. The grinding assembly includes a motor-driven shaft that is rotatably coupled to the cover by a pair of ball bearings. The grinding assembly additionally includes two or more grinding elements that are axially mounted on the shaft in a spaced apart relationship, each grinding element including at least one disc-shaped grinding wheel. A vacuum attachment is externally mounted on the cover and is in communication with the interior cavity through a plurality of circular openings formed in the cover in direct alignment with the grinding elements. One end of the vacuum attachment is preferably connected to a vacuum device that forcibly withdraws and contains debris created during the grout grinding process.

Abstract: A setup platform is provided for a grinder including a cutoff wheel. The setup platform includes an upper planar surface including a first edge, which may be shaped similar to the grinder housing, the first edge including a slot therein for receiving the cutoff wheel. An anchor bar is mounted horizontally to the grinder housing, and a post extending from a lower surface of the setup platform is slidable on the anchor bar such that the setup platform is slidable relative to the anchor bar to removably mount the setup platform to the grinder such that the first edge is disposed adjacent the grinder housing and the cutoff wheel is received in the slot.

Abstract: An adjustable safety rest for grinding wheel includes a notch in one of a base edge defining side walls and an inner wall conformable in a spaced relationship around outer side edges and the outer edge of a grinding wheel. A wheel edge gap conformable member or special shape member is mounted in a base fixed to the grinder and is axially adjustable in position to maintain a first end of member in a fixed spaced dimensional relationship relative to one portion of the outer surface of the grinding wheel as the grinding wheel undergoes wear. The member may be disposed in a recess in the base at a 45° degree angle intersecting at least one inner corner of the notch in the base. The member may also be centrally mounted on the base to intersect only the inner wall of the base.

Abstract: Provided is a substrate processing apparatus including a first conduit configured to supply a processing solution to a substrate loaded on a supporter, and a second conduit in fluid communication with the first conduit, the second conduit configured to supply a gas to the first conduit to be mixed with the processing solution, wherein the first conduit includes an opening to permit the processing solution mixed with the gas to be injected onto the substrate.

Abstract: A device and method for positioning and blocking steady rests for rolling milly cylinders in grinding machines and grinding machines employing the same. A positioning and blocking device for steady rests includes a substantially flat carriage including a translation mechanism and a blocking mechanism, wherein the blocking mechanism is magnetic.

Abstract: A grinding platform with an axis of rotation that is on the plane of the abrasive when used with belt grinders and on the plane that is vertical and tangent to the curvature of the abrasive when used with wheel grinders; such grinder having an angle gauge and possibly a vernier scale that allow for accurate determination of the angle of the tool rest in relation to the grinding surface. The grinding platform can also be continuously adjusted horizontally to compensate for wheel wear.

Abstract: Carriers suitable for receiving one or more semiconductor wafers for the machining thereof in lapping, grinding or polishing machines, comprise a core of a first material which has a high stiffness, the core being completely or partly coated with a second material, and also at least one cutout for receiving a semiconductor wafer, wherein the second material is a thermoset polyurethane elastomer having a Shore A hardness of 20-90. The carriers are preferably coated with the second material after chemical surface activation and application of adhesion promoter, and may be used for simultaneous double-side material-removing machining of a plurality of semiconductor wafers.

Abstract: A method of machining a disk for a toroidal-type continuously variable transmission, has the steps of fixing a disk to a core bar having a pair of reference portions for rotation at both end thereof, clamping the reference portions by a first center and a second center opposing the first center, abutting a first flat surface portion formed on one side surface of the disk against a reference for axial abutment, machining a first traction surface formed on another side surface of the disk, inverting the disk with the disk fixed to the core bar, clamping the pair of reference portions by the first center and the second center, abutting a second flat surface portion formed on the other side surface of the disk against the reference for axial abutment and machining a second traction surface formed on the one side surface of the disk.

Abstract: A steady rest having separate adjusting screws for adjusting the clamping positions of three workpiece engaging rollers either horizontally or vertically.

Abstract: A gas turbine component blank is shaped by clamping the gas turbine component blank into a fixture that accurately positions the gas turbine component blank in three dimensions. The positioning is accomplished against stops accurately machined into a base of the fixture, by first supporting the gas turbine component blank on one set of stops that prevents movement in the direction perpendicular to a plane of the base, and then operating a movable clamp to force the gas turbine component blank against other sets of stops that limit the movement of the gas turbine component blank in directions lying in the base plane. The clamp has a compound movement that simultaneously forces the gas turbine component blank against stops that prevent movement in orthogonal directions lying in the base plane. The gas turbine component blank is thereafter shaped, preferably by grinding the sides of the root precursor of the gas turbine component blank.

Abstract: A method for manufacturing a hydro dynamic bearing device is provided. This method is capable of sufficiently increasing a circumferential speed at the time of grinding an axial member which is a structural component of the hydro dynamic bearing device, and also capable of preventing the generation of centrifugal whirling to improve the grinding efficiency and working efficiency while improving the quality of the product. The axial member as one of structural component of the hydro dynamic bearing device is supported at both ends thereof with a pair of plate members in a face-contact manner, while rotating the axial member around its axial center. The outer peripheral surface of the axial part of the axial member is ground on a grindstone while supporting the outer peripheral surface of the axial part with a supporting member.

Abstract: The present invention relates to a method and apparatus for rectifying cylindrical articles, in particular nuclear fuel pellets. In said method, in characteristic manner, the dust generated by the rectification by a working grind wheel acting on said pellets remains confined and practically all of it is entrained beside said working grind wheel so as to be taken away by forced suction.

Abstract: An attachment for a bench grinder having at least one grinding surface, a tool rest fastener and a tool rest is described. The attachment includes a tool-receiving plate having a bottom surface and a top surface. The bottom surface is configured to matingly engage the tool rest surface. The top surface includes one of a flat surface and a surface having an angled V-shaped groove that is shaped and configured to receive a drill bit or and hold it at a fixed elevation and angle relative to the grinding surface. A slotted flange is normally attached to the tool-receiving plate, is configured to engage the slot with the tool rest fastener while the tool-receiving plate rests on the tool rest surface, and to abut the flange against the attachment surface to hold the attachment immobile during use.

Abstract: A steady rest having cams for adjusting both vertical and the horizontal position of the centerline of a cylindrical workpiece.

Abstract: A gas turbine component such as a turbine blade is clamped into a fixture having a base upon which a remainder of the fixture is supported, a stop which limits the movement of the gas turbine component, and two clamp arms affixed to the base and controllably clamping against the lower side of the platform of the gas turbine component to force the gas turbine component against the stop. When the gas turbine component is clamped in this position, its root may be readily shaped as by grinding.

Abstract: A forming apparatus includes a workbench and a pivot device. The pivot device includes a pivot plate (40) and a fixed plate (60). The pivot plate is fixed below the workbench, and rotatably seated on the fixed plate. The fixed plate defines two cutouts (66) respectively in two corners thereof, to form an arched-shaped top portion (61). Three locking plates (70) are attached on side walls (42, 46) of the pivot plate. When the locking plates are oriented vertically, they can pass over the two corners corresponding to the cutouts but cannot pass over other corners of the fixed plate. When the locking plates are oriented horizontally, they can pass over every corner of the fixed plate. By adjusting orientations of the locking plates, the combined base and pivot plate can be rotated within a variety of predetermined different angles.

Abstract: An automatically retractable stop mechanism is provided for machine tools. The stop apparatus includes a base that is releasably fixed to the machine tool table. A stop bar is retractably mounted to the base. A spring urges the bar into a retracted condition disengaging the metal part being machined. The spring permits the bar to be selectively actuated to engage the part being machined and properly position that part on the machining table. After positioning is complete, the stop bar is released and the springs automatically retracted so that the machining operation can be performed without interference from the stop apparatus.

Abstract: An about vertical tile cutting saw having a structure that orientates the ceramic tile for cutting in an about vertical plane and wherein the saw blade cutting means is disposed rearward of the ceramic tile to the cut, thereby allowing for use of the tile saw in close quarters.

Abstract: An attachment for a bench grinder having at least one grinding surface, a tool rest fastener and a tool rest is described. The attachment includes a tool-receiving plate having a bottom surface and a top surface. The bottom surface is configured to matingly engage the tool rest surface. The top surface includes one of a flat surface and a surface having an angled V-shaped groove that is shaped and configured to receive a drill bit or and hold it at a fixed elevation and angle relative to the grinding surface. A slotted flange is normally attached to the tool-receiving plate, is configured to engage the slot with the tool rest fastener while the tool-receiving plate rests on the tool rest surface, and to abut the flange against the attachment surface to hold the attachment immobile during use.

Abstract: A support for supporting a work piece to be machined is provided. The support is for use in a machine adapted to receive fluid from a fluid source. The machine includes a tool for removing material from the work piece. The support includes a body defining a chamber therein and an inlet operably associated with said body. The inlet is in communication with the chamber. The inlet is adapted for communication with the fluid source. The support also includes an outlet operably associated with the body and in communication with the chamber. The outlet is adapted to provide a stream of fluid for supporting the work piece.

Abstract: An eccentric orbit abrading apparatus includes a housing having a base for supporting the abrading apparatus on a surface. A workpiece support member is mounted on the housing and provides a surface for supporting the workpiece thereon. A motor is mounted in the housing and includes a motor shaft that may selectively rotate about a first rotational axis. A transmission transmits the rotational motion of the motor shaft to a platen so that as the motor shaft rotates, the platen is caused to rotate about a second rotational axis that is offset from and orbits about the first rotational axis.

Abstract: A new machine for and method of manufacturing fluted pin fasteners and the pins produces thereby are disclosed which utilize a circular grinding arrangement of a plurality of grinders which grind flutes into a threaded pin. An internally threaded collar threads onto the pin. When the collar engages a surface of a work piece, resistance to further threading increases. When sufficient resistance to threading occurs, the driver deforms the lobes of the collar radially inward toward the axis of the collar. Material of the collar positioned internally from the lobes responds to deformation of the lobes and flows radially inward into the flutes of the pin to lock the collar, pin, and work piece together. The driver then rotates freely, and a joint has been made with a predetermined axial load thereby locking the component parts together.

Abstract: A method and apparatus for sharpening tools, particularly hand instruments used in dental care. The apparatus includes a fixed base (19) and a rotary plate (14) fitted thereon, a grinding stone (10) pivoted on an axle (11), and a motor (20) for rotating the grinding stone. According to the invention, adjacent to the circumference (10') or the side surface (10") of the grinding stone is fitted a sharpening support (30) which is supported on the rotary plate (14) and on which the instrument to be sharpened rests during sharpening. The rotary plate (14) is arranged rotatively round an axis (41) between the instrument to be sharpened and the sharpening support (30) or through a point in proximity with the contact point.

Abstract: A spindle, comprised of a spindle body and an indexing fixture, is configured to retain, and rotatingly drive, a crankshaft relative to a grinding tool, so that each pin on the crankshaft is ground with a high degree of precision. A locking mechanism, such as a pair of jaws with complementarily shaped teeth, is interposed between the spindle body and the indexing fixture. Pressure is applied to one side of the locking mechanism so that the jaws are normally engaged and the spindle body and the indexing fixture rotate as a unit. Motive power for such fixture is supplied by a single servomotor secured to a primary drive shaft, which is joined to a secondary drive shaft, through an offset coupling, to define a motorized spindle.The indexing fixture is bolted, or otherwise secured, to the free end of the secondary drive shaft. A bearing block in the indexing fixture receives and retains, the main shaft of the crankshaft; clamping arms with clamp shoes press the shaft downwardly into the bearing block.

Abstract: An adapter (11) is of channel shape, having longitudinal projections (25) at its respective sides for engagement with undercut grooves (24) in a face of a casing of a powered grinding tool (10) with which the adapter is intended to be fitted to sharpened chisels or other planar blades, in use, by means of a grinding wheel (20) of the tool. The adapter has an angularly adjustable guide plate (63) which carrier a slidable plate (70) having magnetic means (71a) for holding an attracted blade of an implement to be sharpened, the angle of the guide plate (63) causing the blade to be correctly sharpened by the wheel (20), in use, as the plate (70) is reciprocated across the wheel with the blade held correctly thereon.

Abstract: A powered grinding tool (10) comprising a casing (16) in which is an electric motor (40) which drives a shaft (39) on which is carried a grinding wheel (20) at a work station. The tool casing has undercut slots (24) at opposite sides of its front face for automatic vertical sliding engagement with a selected one of a number of adapters (11-13), each adapter providing a location which, in use, is disposed relative to the grinding wheel so that there is correct positioning between part of an implement that said location and the grinding wheel, for said part to be worked by the wheel. The casing can have the slots (24) on at least one other of its faces to store adapters when they are not in use.

Abstract: An adapter (12) is of channel shape having longitudinal projections (25) at its respective sides for engagement with undercut grooves (24) in a face of a casing of a powered grinding tool (10) with which the adapter is intended to be fitter to sharpen high speed drill fits, in use, by means of a grinding wheel (20) of the tool. The adapter has a rearwardly directed head (76) at its top, the head having a rotatable dial (85) mounted therein which is provided with a multiplicity of differently sized drill bit receiving openings (87), so that, in use, by angularly moving the dial, the opening for a particular size of drill bit can be brought to a location where the drill bit can be inserted in the hole and correctly worked by the grinding wheel, when the adapted is fitted to the tool.

Abstract: A dynamic steady rest particularly adapted for use in supporting a rotating workpiece during a grinding operation. The steady rest includes a lever assembly pivotally mounted on a base and having a workpiece support arm and a counterweight arm. Weights are adjustably secured to the counterweight arm and bias the support arm upwardly and into supporting engagement with the rotating workpiece. The steady rest further includes two dashpots pivotally secured between the base and the support arm to dampen the motion of the support arm.