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WO/2007/102764A1 |
The present invention relates to a grinding machine and a method for grinding buttons of a rock drill bit. The grinding machine comprises a frame (11) and a grinding head (10). The grinding head comprises a rotatable grinding spindle (13...
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WO/2007/098470A2 |
A tool sharpener having a housing including an interior and an exterior, and at least one rotatable grinding stone disposed adjacent the housing. In one form, the tool sharpener has at least one storage space disposed within the interior...
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WO/2007/079978A1 |
A device for processing wafers (18) is proposed in which a multiplicity of processing steps can be carried out without re-clamping the wafer (18).
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WO/2007/041191A2 |
A modified truncated cone-shaped disk is molded onto a plastic hub which is mounted on a motor driven shaft. The hub has an axial bore of a size to fit with very close clearance on the shaft while still permitting the disk to freely slid...
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WO/2007/037096A1 |
Provided is a method for manufacturing a (110) silicon wafer by slicing a silicon single crystal ingot having plane orientation (110) by using a wire saw. The method for manufacturing the (110) silicon wafer is characterized in that the ...
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WO/2007/032346A1 |
A cutter (51) is composed of a disc-shaped cutting blade (22) having a through hole (21) at the center; an annular piezoelectric vibrator (25), which is concentrically fixed with the blade (22), in a region inside an outer circumference ...
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WO/2007/031066A1 |
The invention relates to a device for the machining of a belt-shaped or plate-shaped metallic workpiece, in particular for deburring cut edges and/or for grinding the surfaces of workpieces, the device comprising at least one machining u...
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WO/2007/026512A1 |
Disclosed are a wire saw device; and a method of improving a nanotopography on the surface of a wafer formed by cutting an ingot by a wire saw device. The method improves the straightness of the feeding of a work feed table installed in ...
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WO/2007/012438A1 |
The invention relates to a device for machining a strip or plate-shaped metal workpiece, which comprises at least one conveying device which is provided with machining elements. The conveying device guides the machining elements at an an...
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WO/2006/134749A2 |
A rotatable rear hand grip (3) is releasably locked at a desired rotational position by operation of a control lever member (4). The power hand tool includes: a tool body (1) including an engine for generating driving power used for perf...
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WO/2006/126302A1 |
A cutting tool (20) capable of cutting or grooving at high accuracy an object independent of the thickness of a disk-like cutting blade used. The cutting tool (20) has the disk-like cutting blade (22) having a through-hole (21) at the ce...
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WO/2006/119709A1 |
A composition for removing a photoresist layer and a method for using it are disclosed. The composition comprises chemical portion which includes water and chemical constituent dissolving or softening the photoresist layer and mechanical...
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WO/2006/110436A2 |
The present invention provides an assembly of machined or precision cast components which combine to form a high pressure water powered rotary tool. The .rotary tool includes a rigid metal housing, a high pressure water inlet, an impelle...
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WO/2006/084845A2 |
The invention relates to a method of simulating a complex system including a scheduler hierarchy and to the corresponding storage means and computer program product. More specifically, the invention relates to a method of simulating a co...
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WO/2006/073094A1 |
Ingot (3) consisting of a hexagonal group III nitride crystal is cut with the use of wire row (21) composed of wire (22). In this stage, cutting of the ingot (3) is carried out by effecting the cutting while feeding at least one of the i...
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WO/2006/070534A1 |
A plating layer (18) of Ni, or the like, is formed on the outer circumferential surface (14) of a wire tool (10) and super-abrasive grains (16) are electrodeposited to be buried in the plating layer (18). A coating layer (20) is formed o...
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WO/2006/067062A1 |
Monofilament metal saw wire for a wire saw, wherein the saw wire being provided with a plurality of crimps. The crimps are arranged in at least two different planes, such that, when measured, between measuring rods of a micrometer, over ...
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WO/2006/061172A2 |
The invention relates to a device for polishing hard surfaces, especially glass surfaces, said device comprising a polishing system (5) provided with a replaceable polishing disk (6). Said polishing system (5) can be displaced in a two-d...
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WO/2006/042580A1 |
The invention relates to a device for cutting a rotationally symmetric body.
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WO/2006/042523A1 |
The invention relates to a cutting device arrangement, comprising a generator and a spray device (8, 9), comprising at least one spray means (8) in the vicinity of a cutting tool with fluid for entrapping the cuttings thrown up during th...
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WO/2006/036143A1 |
The invention is a riding floor polishing and grinding machine that uses one or more gangs of polishing heads (242) to treat concrete and similar surface flooring (208). A compact vehicle (210) equipped with a front loader arm (235) is f...
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WO/2005/123334A1 |
A sanding machine with a hand held sanding unit connected to a base unit, containing one motor that has several purposes: to provide suction of debris back to the base unit through a hose, to power a driver cable that rotates the hand-he...
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WO/2005/120776A1 |
A material removal optimizing system for a wood surface treating apparatus with a plurality of individual work stations (15, 16, 17,18) arranged serially along an endless conveyor. Each station includes a working abrasive head (27, 28, 2...
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WO/2005/110676A1 |
A method is described for grinding a cylindrical surface bounded at one or both ends with a radial flange or side wall which also has to be ground to size, which comprises the steps of selecting the angle of wheel advance so that the sid...
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WO/2005/110678A1 |
A carrying apparatus for a cutting wire enabling an increase in productivity by increasing the number of use times of a guide roller and reducing a groove replacement time for the guide roller to reduce the stop time of the apparatus and...
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WO/2005/105372A1 |
The invention relates to a machining machine (1) for lenses, which comprises a first workpiece drive (4a), configured as the transport receptacle and having a workpiece spindle (4.1), a workpiece changer (2) for exchanging workpieces bet...
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WO2005063440A9 |
A super abrasive grain wire saw winding structure, comprising a super abrasive grain wire saw (10) formed in an averaged diameter of D and a reel (1). The super abrasive grain wire saw (10) further comprises a core (11), a binding materi...
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WO/2005/084887A1 |
A jig saw (10) that is suitable for use in masonry applications comprises a linear blade (37) having a linear cutting edge (43) and diamond material (38) on the blade adjacent to the cutting edge. The blade is reciprocated in a linear ma...
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WO/2005/080053A1 |
Methods and apparatus for end effectors for performing surface lapping using a robotic system are provided. In one embodiment, a lapping system includes a robotic arm (20) and a pneumatic end effector unit (30). The pneumatic end effecto...
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WO/2005/056234A1 |
The present invention concerns a grinding apparatus (1) for processing a workpiece (20), including a support arrangement (4) for a number of grinding heads (6) that each includes a grinding element (2) and a grinding motor (3) driving an...
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WO/2005/051597A1 |
A tool for gripping ophthalmic lenses having at least one vacuum gripper, a shaft associated with said vacuum gripper, the shaft having two ends and being slidably attached at one end thereof to a support structure, a resilient member wh...
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WO/2005/039824A1 |
A multi-wire saw for cutting a workpiece while supplying a slurry including alkali or mixed acid to a cutting boundary surface between the workpiece and wires. The multi-wire saw comprises a storage tank with a heating mechanism for stor...
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WO/2005/025398A1 |
The invention relates to a wall-polishing and -brightening device. The inventive device comprises a cable (6) which is used to suspend the machine (1) at an adjustable height, said cable being associated with a weight regulator (5) which...
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WO/2005/005134A1 |
The invention relates to a grinding device for treating the surface of the counter-punch cylinder (1) of a corrugated cardboard processing machine. Said device comprises a grinding spindle support (16) that can be displaced in parallel t...
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WO/2004/098831A1 |
An abrading machine is disclosed for abrasion of substantially plane items by use of rotating abrading discs (5, 5'), which are moved simultaneously forwards and backward transverse to the item and which preferably has downward extending...
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WO/2004/087374A1 |
The invention relates to a machine comprising a train of grinding stones (21), mounted to rotate about a first axis (A-A'), a lens support (15), provided with means (37), for rotating the lens (35) about a second axis (B-B') parallel to ...
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WO/2004/087389A1 |
The invention relates to a wall chaser for sinking conduits in walls, which consists of a cutter holder (1) in which there is mounted an assembled diamond cutter (2) which is driven by means of a right-angled gearbox (4) with handle, to ...
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WO/2004/078412A2 |
A glass grinding apparatus (2) includes a base (4), a support grid (6) mounted on the base (4) to carry a work piece for grinding, a fluid holder (24) disposed below the support grid (6), a drive shaft (30) for rotating a grinding bit (8...
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WO/2004/073923A1 |
The present invention relates to grinding apparatus for grinding the hard metal inserts of rock drill bits, said grinding apparatus having a grinding machine carried on an support system that provides a feed pressure for said grinding ma...
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WO/2004/071708A1 |
A wire saw device and a method of manufacturing a sintered magnet using the device, the wire saw device wherein pulleys are so formed that can be rotated independently of each other for each portions thereof where each of a plurality of ...
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WO/2004/069472A1 |
Disclosed is a device for CNC grinding camshafts, crankshafts and the like on a mass scale. The device comprises a control unit (2), an integrated charging device (3) and a first and second basic modular grinding unit (4,5) which are com...
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WO/2004/069479A1 |
A wire tool used for a wire saw cutting device for slicing a work such as a semiconductor single crystal ingot, a method of manufacturing a wire tool, and a method of cutting by a wire saw, the wire tool (1) used for the wire saw cutting...
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WO/2004/056533A1 |
A diamond disk for grinding to which a plurality of diamond particle fragments (2) are fixed, wherein separate distances (m1) between the diamond particle fragments (2) on the common rotation loci of the diamond disk in the rotating dire...
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WO/2004/056529A1 |
The invention relates to an electric portable power tool for a discoid rotating implement (18). The power tool comprises a power tool housing (11), out of which a drive spindle (12) for the implement (18) projects and on which a hollow c...
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WO/2004/050301A2 |
A method of finishing like castings wherein the exact dimensions of the casting (13) are not known requires the steps of traversing the casting along a fixed path impinging excess material (14) on a reduction apparatus such as grinder at...
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WO/2004/048032A2 |
An automated lapping system is provided for lapping a work product using a robot. Because the robot can apply continuous consistent pressure that far exceeds the capabilities of a human operator, lapping and polishing evolutions take a f...
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WO/2004/048031A2 |
End effectors are provided for performing surface lapping using a robot. The end effectors allow orthogonal surface contact in order to maintain optimum pressure applied by the robot. The end effectors include a base, a plate having a pl...
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WO/2004/048037A2 |
End effectors are provided for performing surface lapping using a robot. The end effectors allow orthogonal surface contact in order to maintain optimum pressure applied by the robot. One or more end effectors include a base, a plate, a ...
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WO/2004/039536A1 |
A device for machining a strip-shaped or plate-shaped metal workpiece, especially for removing the oxide layer of the cut surfaces and/or edges of the workpiece, comprising at least one rotating conveyor device provided with at least one...
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WO/2004/014606A1 |
Disclosed is a machine part (5) with a conical effective surface, which is machined by means of a device comprising a machine bed (1), a longitudinally movable grinding bench (7), and a workpiece spindle head (2) that clamps the machine ...
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