Matches 1 - 50 out of 103 1 2 3 >
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7510466 Shaft adapter for grinding cup  
A shaft adapter for removably mounting to the output or drive shaft of a grinding machine is disclosed. The shaft adapter is a three-component device which includes a collar portion, a compressible...
7347769 Method of fabricating pliant workpieces, tools for performing the method and methods for making those tools  
An improved method of manufacturing automotive accessory drive belts or other workpieces of pliant material which have a grooved operative face, a tool having an abrasive ramp configuration for...
7316600 Metal working method to reduce thermal damage  
A method for grinding a feature in a work-piece is set forth which includes the step of rotating a grinding wheel about a first axis. The method also includes the step of traversing the rotating...
7258594 Method and device for centerless cylindrical grinding  
During centerless cylindrical grinding, attention must be paid to the fact that the workpiece ( 3 ) is placed in a very specific position between the grinding wheel ( 1 ), the regulating wheel ( 2...
7201829 Mask plate design  
The present invention includes a mask plate design that includes at least one or a plurality of channels portions on a surface of the mask plate, into which electrolyte solution will accumulate...
7198556 Grinding apparatus  
A grinding apparatus for grinding the hard metal inserts or working tips of drill bits (percussive or rotary), tunnel boring machine cutters (TMB) and raised bore machine cutters (RBM), said...
7186170 Device and method for severing welds  
A milling cutter or grinding tool for severing welds on body sheets is provided. The tool includes an essentially circular-cylindrical cutting wheel having cutting edges at least on the...
7179157 Bench grinder  
The present invention discloses a workshop unit for use as a grinding center that includes a support frame having a drive motor and a multi-station tool mounted thereto. Particularly, the grinding...
7175509 Grinder and method of and apparatus for non-contact conditioning of tool  
Truing of a grinder is performed by irradiating a laser beam onto abrasive grains on the outermost periphery of the grinder from the tangential direction of the grinder. Truing of the grinder for...
7169022 Method and apparatus for creating a groove in a collector ring of an electrical device  
A method and apparatus for creating a groove in the surface of a collector ring for use in an electrical device. The method and apparatus can be used to create a new groove in the surface of a...
7131900 Grinding wheel in combination with a grinding ring  
A combination between a grinding ring and a grinding wheel is disclosed, wherein the grinding ring has a centrally defined hole, a tubular extension extending from a periphery defining the hole, an...
7125324 Insulated pad conditioner and method of using same  
A wafer planarization process with a conditioning tool having an electrical insulator that electrically insulates the abrasive surface of the conditioning tool. The electrical insulator extends the...
7104870 Modified radial motion (MRM) method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears  
The present invention relates to a modified radial motion method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears, which is capable of modifying a locus of a cutter...
7090562 Methods of and apparatus for pre-planarizing a substrate  
Methods and apparatus are provided to provide a substantially uniform layer thickness above a wafer contour as the wafer rotates and is traversed past a pre-planarization tool. The tool has a shank...
7048619 Rubbing machine with realigning functions of rubbing cloth for use in LCD manufacturing process and rubbing method using the same  
The present invention relates to a rubbing machine with realigning functions for use in an LCD manufacturing process and also to a rubbing method which is conducted using the same. The rubbing...
7048617 Method and apparatus for smoothing unfinished surfaces  
An apparatus and method for smoothing unfinished surfaces is disclosed. A sanding head having a formed abrasive surface is secured to the mandrel of a rotational tool. A user is able to finish and...
7029366 Method and apparatus for abrasive circular machining  
For the machining of a workpiece ( 18 ) rotating about a workpiece axis, a first abrasive tool ( 20 ), which rotates about a first tool axis, and the workpiece ( 18 ) are advanced towards one...
7021990 Method and apparatus for circular grinding  
A method and apparatus for a circular grinding of a workpiece having first and second workpiece faces which are rotationally symmetrical with respect to the workpiece axis and which form a circular...
7014547 Portable grinding machine with protective cover  
A portable grinding machine ( 10 ) includes an elongated housing ( 12, 14 ) and an output shaft ( 16 ) projecting at a right angle to the housing axis for receiving a disk-shaped rotary clamping...
6997175 Portable apparatus for working, shaping and polishing stone and other hard materials  
A wheeled trolley carries various tools across an object to be worked. A track attaches directly to the work and simultaneously isolates the tool from the work. A standard connection to the trolley...
6966824 Arrangement for detachably securing a grinding wheel or a group of grinding wheels on a wheel spindle  
Arrangement for releasably fastening a grinding wheel or a group of grinding wheels on a wheel spindle, for example, a group of grinding wheels in a spectacle-lens-edging machine. The machine has a...
6960121 Method of honing bores  
In a method for honing a bore having first and second sections sequentially arranged in an axial direction of the bore, wherein the first section is hardened so that the first and second sections...
6942551 Method for forming a cutting edge along an edge portion of a blade stock  
A method for forming a cutting edge along an edge portion of a blade stock, wherein the method includes moving the blade stock with respect to a first cutting element rotating about a first...
6915794 Diamond wire equipped with improved cutting bushes for cutting stone material  
A diamond wire ( 1 ) is disclosed for cutting stone material comprising a support cable ( 2 ) with around it a plurality of cutting bushes ( 3 ) and a plurality of elastic means ( 5 ). The cuttting...
6913522 Method and device for grinding central bearing positions on crankshafts  
An apparatus for grinding center bearings of crankshafts includes a clamping unit for clamping and driving a crankshaft; a grinding spindle, positionable perpendicular to the crankshaft; a...
6913510 Lens stocking device and lens processing system having the same  
A lens processing system ( 1 ) includes a lens stocking device ( 400 a ; 400 b ) capable of stocking a plurality of lenses (LE); and a lens grinding device ( 100 a ; 100 b ); and a lens conveying...
6910946 Polishing machine  
The polishing machine processes a workpiece put on table of body by four-directional control and is provided with a pair of columns. It comprises: first carrying unit having both ends fixed to pair...
6896598 Vertical type of double disc surface grinding machine  
In a vertical type of double disc surface grinding machine, an object of this invention is to enable simple adjustment of a parallelism between a grinding surface of a lower grinding wheel and a...
6890249 Carrier head with edge load retaining ring  
A carrier head for chemical mechanical polishing of a substrate having a front surface, a back surface and an edge. The carrier head has a base, an inner retaining ring positioned beneath the base,...
6884154 Method for apparatus for polishing outer peripheral chamfered part of wafer  
In a process for polishing the chamfered peripheral part of a wafer using a polishing cloth while supplying a polishing slurry in order to improve productivity of the process by reducing a...
6881133 Method of grinding for a vertical type of double disc surface grinding machine for a brake disc  
A double surface grinding method for a vertical type of double disc surface grinding machine in which upper and lower ground surfaces of a work like a disc brake are ground simultaneously. The...
6863598 Equipment for grinding optical fiber end  
A device for grinding and polishing optical fiber ends. The device includes a holder and an elastic grinding surface. The holder is used to hold equidistantly a set of optical fibers such that the...
6857946 Carrier head with a flexure  
A carrier head for a chemical mechanical polishing apparatus. The carrier head includes a housing, a base, a loading mechanism, a gimbal mechanism, and a substrate backing assembly. The substrate...
6852005 Device for processing the finish of work pieces  
A device for processing the finish of work pieces. The device has a feed unit with a slide and an NC-controlled drive, a motorized spindle unit with a motor-driven tool spindle, and a force...
6835125 Retainer with a wear surface for chemical mechanical polishing  
A retaining ring has an inner core of a first material and an outer layer of a second, different material that is deposited on the first material. The outer layer can be deposited by spraying,...
6808441 Dental tool sharpener and method of use  
A dental tool sharpener is disclosed having a base. A grinding surface is rotatably attached to the base about a fixed axis, the axis of rotation being perpendicular to the base. a positioner is...
6796882 Appliqué film and paint treatment removal tool  
An appliqué film and paint removal tool includes a central rotating shaft, a spring-loaded locator pin, at least three freely rotating bearings, an arbor, and a collar. The rotating shaft may be...
6777338 Edge and bevel cleaning process and system  
The present invention provides at least one nozzle that sprays a rotating workpiece with an etchant at an edge thereof. The at least one nozzle is located in an upper chamber of a vertically...
6769971 Multispindle pedestal grinder  
A multispindle pedestal grinder includes: a head block, an indexable head rotatably supported by the head block, three spindles rotatably supported by the indexable head, the axes of rotation of...
6764383 Methods and apparatuses for processing microfeature workpiece samples  
Methods and apparatuses for processing microfeature workpiece samples are disclosed herein. An apparatus in accordance with one embodiment of the invention includes a support body, a first contact...
6758732 Backing plate and disc configured for blowing angled grinding  
A combination abrasive disc and backing plate provide workpiece viewing and blowing collectively through aligned viewing apertures. The backing plate has a bottom surface adapted to support the...
6733368 Method for lapping a wafer  
An improved method for lapping the opposed major surfaces of a wafer is provided. In this regard, a multi-step lapping process is provided in which lapping continues while transitioning from a...
6729948 Method and apparatus for rectifying cylindrical articles, in particular nuclear fuel pellets  
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...
6722961 Polishing machine for wheel rims  
It comprises a plurality of carrying units mounted on a turntable, with each of the carrying units securing a wheel rim or the like to be polished, and a plurality of polishing units, each one of...
6722963 Apparatus for chemical-mechanical planarization of microelectronic substrates with a carrier and membrane  
An apparatus for planarizing a microelectronic substrate. In one embodiment, the apparatus can include a membrane formed from a compressible, flexible material, such as neoprene or silicone, and...
6712683 Backing plate for abrasive flap wheels  
A backing plate for an abrasive flap wheel has a sunk inner part and an outer flange. The sunk inner part has a hub which is provided with a location hole having an internal thread. The internal...
6709318 Dual-grinding method for bar blades and grinding disc for carrying out said method  
A grinding wheel and a method for grinding bar blade for the production of spiral gear teeth are described. For economical grinding of such bar blades the grinding wheel has a conical grinding...
6682403 Grinding machine with two grinding wheels  
A grinding machine is disclosed comprising a main frame, a wheelhead, a worktable ( 16 ), a headstock ( 12 ) and tailstock ( 14 ) carried by the worktable ( 16 ). A computer is supplied with data...
6679766 Diamond sleeve honing tool  
A honing tool assembly adapted to be chucked in a honing machine for reciprocation and rotation, the assembly comprising a diamond-plated tool for honing cylindrical bores in a workpiece, the...
6659843 Substrate dicing method  
A programmable dicing saw is operable with movement of its spindle and work surface for aligning a dicing blade juxtaposed between flanges on the spindle and dicing a substrate along a...
Matches 1 - 50 out of 103 1 2 3 >