Matches 1 - 50 out of 202 1 2 3 4 5 >
Match Document Document Title
6086463 Tester with interchangeable inserts for grinding wheels  
An apparatus for grinding edges of rigid materials including a support member, an upper grinding element rotatably mounted relative to the support member, a bearing affixed to the upper grinding...
5609512 Method and apparatus for off-line honing of slicer blades  
An apparatus and method for honing, sharpening or grinding a curved peripheral cutting surface of a slicer blade are provided. Included is the use of one of a set of interchangeable cams that...
5490811 Apparatus for chamfering notch of wafer  
A method and apparatus is provided for chamfering a notch of a wafer by controlling the operation of a disc shaped rotational grandstone by means of a profiling control mechanism, including a...
5325840 Watch crystal cutting machine  
A pattern holding assembly and a crystal material holding assembly are paired on opposed ends of a shaft passing transversely through a base unit such that the pattern and the crystal material are...
5313740 Scanning device and use thereof  
A moulding is contacted by two end pieces of a rotatable first holding part and is scanned by a disk. For the suppression of relatively large elastic deformations of the moulding by the pressure...
5117590 Method of automatically chamfering a wafer and apparatus therefor  
A method of automatically chamfering a wafer and an apparatus therefor are disclosed. The method comprises the steps of supplying a wafer, positioning and setting the wafer on working stages,...
5005318 Method and apparatus for cutting glass blanks  
Apparatus for cutting glass blanks according to a particular contour, comprises a scoring maching for scoring the contour on the glass blank, a breaking machine for severing the scored contour from...
4976070 Adjustable cam  
An adjustable cam is disclosed for use in grinding apparatus of the type where a cam pivots a part holder into and away from a grinding wheel. The adjustable cam consists of a central portion...
4887395 Wavy-tilt-dam seal ring and apparatus for shaping seal rings  
A unique wavy-tilt-dam shaped mechanical face seal ring, a mechanical face seal which incorporates the wavy-tilt-dam shaped ring, and an apparatus for shaping seal rings. The face shape of the ring...
4833834 Camshaft belt grinder  
Various embodiments of multiple belt camshaft grinding machines each have grinding belt drive, contouring and support members carried on a feed table for separate control of cam contouring and...
4744176 NC-controlled edge grinding machine  
Glass-grinding machine for machining the edges of glass panes, particularly vehicle panes, constructional glass and furniture glass, with a turntable arranged with a vertical turning axis and...
4667443 End face grinding apparatus  
A one-joint type horizontal pivot arm is adopted as contour tracing mechanism for controlling the position of a grinding unit along a contour of a plate material. The grinding unit is attached to a...
4662120 Cam grinding machine  
A cam grinding machine of the type in which a grinding wheel is moved toward and away from a cam shaft rotatably supported on a table, thereby to shape intake and exhaust cams of said cam shaft to...
4648209 Small-sized drill grinding machine  
A drill grinding machine of bench type wherein a drill can be ground by a required amount automatically and accurately. The grinding machine comprises a rotor installed adjacent to a turntable,...
4642942 Method and apparatus for grinding the tip of a twist drill  
Described herein is an apparatus for grinding a twist drill bit, especially for web thinning and split pointing of the tip of a twist drill. The apparatus includes a grinding disk and a drill bit...
4638601 Automatic edge grinder  
The edge profile machine employs a centering station in which a photosensor measures a number of points on the periphery of a wafer so that the shape of the wafer and location of the geometric...
4624610 Milling machine  
A method for milling a radial projection on an elongated workpiece such as a camshaft. A milling head is provided with a plurality of cutting elements mounted in a circular arrangement on a conical...
4617762 Cam controlled machine for forming non-standard surfaces  
A cam controlled grinding machine in one embodiment of which the spindle is supported for rotation and lateral movement within a nest of three annular rings. Advantageously, roller bearing arrays...
4594768 Trimming ceramic flatware  
Dust-pressed plates (P) are trimmed to a predetermined peripheral profile by means of three milling cutters rotating at around 12,000 r.p.m. The cutters are uniformly spaced about a central axis...
4587767 Apparatus for grinding  
An arrangement for relief grinding and polygonal grinding on a grinding machine has a device for moving the workpiece spindle and workpiece towards the grinding disk linearly of the pivotable...
4544310 Clutch and transmission mechanism  
A mechanism for machining an object, such as a key blank, to a desired shape at a plurality of successive positions in an axial direction of the object, includes a holder for the object. The holder...
4536991 Worktable with lateral and rotational movement  
A worktable comprises upper and lower members that fit together in sliding relation with a rectangular extension of the upper member protruding into a recess in the lower member. The recess is...
4528780 Process and apparatus for the control of position of a tool of an edge-processing machine for glass panes  
A process and apparatus for the control of the path of the grinding tool of an all-around edge grinding machine supporting a glass pane for movement about a rotational axis. The grinding tool is...
4527356 Cam grinding machine  
A cam grinding machine which includes a machine frame, a turning grinding wheel adjacent the frame, a swingable table positioned opposite to the frame, and a turnable work shaft for holding a...
4525958 Method of controlling article speed during edge grinding  
An edge grinder includes a shaft for supporting a glass sheet template in spaced relationship to one another. The template and glass sheet are rotated about a sheet axis of rotation and a grinding...
4497140 Cam grinding machine  
A cam grinding machine for grinding a cam in accordance with the profile of a master cam (6). The machine is equipped with an apparatus for substantially compensating lift error of the cam due to...
4478007 Tool positioning device for machining the edges of sheet or plate materials  
The device comprises a feeler provided for following the edge profile of the plate or sheet to be machined and having two edge-contacting elements spaced apart from each other and carried on a...
4461330 Portable woodworking power tool  
A woodworking power tool comprising a base plate having a motor mounted thereon at one end of the base plate. The motor has a motor housing on which a spindle housing is mounted for rotation...
4459780 Cabochon copy grinding apparatus  
A cabochon copy grinding apparatus comprises a flexible template of a variable curvature, a template supporting ring the template head head of an adjustable holding distance, a grinding wheel, a...
4443976 Cylindrical grinding machine  
A cylindrical grinder for effecting stock removal from a cam surface on a workpiece, the cam surface including a base portion, a nose portion and flank portion joining the base and nose portions,...
4434582 Glass trimming cutter with roller conveyor  
A glass trimming cutter for working the edges of glass panes is disclosed. The cutter includes a horizontally arranged, motor-driven rotary table having releasable gripping devices for temporarily...
4429925 Ball bearing method for assembling the bearing and an apparatus for grinding the bearing  
On the periphery of the ball bearing, six regions alternately ensure upon assembly of the bearing a pre-stressing of the balls in each direction, and six unloaded regions separate these bearing...
4426811 Method of and apparatus for grinding the edges of glass sheets  
A method of grinding glass sheets whose edges are polygons that are not symmetrical about a point is carried out in an apparatus having a supply station for supporting a stack of such sheets with...
4406091 Apparatus for grinding the edges of glass sheets  
An apparatus for grinding the edges of glass sheets comprises a device for supporting a stack of such sheets at a supply station, a table adjacent this supply station and dimensioned to support one...
4402161 Cylindrical grinding machine  
A cylindrical grinder for effecting stock removal from a cam surface on a workpiece comprising apparatus for supporting the workpiece for rotation about a predetermined axis, grinding assembly...
4373301 Cam machining  
The invention provides apparatus and a method for use in machining cam profiles, and is suitable for use in grinding, milling, turning or otherwise forming cams. A workpiece, i.e. a cam blank, is...
4358911 Machine for relief grinding tap threads  
A relief thread grinding machine for making screw taps wherein a workpiece 10 is clamped to a resiliently mounted body 5 of a longitudinally adjustable sled 1. The body carries a follower wheel 17...
4356669 Cam control grinding machine  
A grinding apparatus for forming and grinding complex curved surfaces such as the peritrochordal bore of rotary a combustion engine, e.g. Wankel engine, having a cam member with a surface...
4346535 Cam grinding machine  
In a cam grinding machine, a first diaphragm chuck is provided on a spindle rotatably supported on a rocking table for clamping one journal portion of a cam shaft and a second diaphragm chuck is...
4343114 Apparatus for machining cams at a constant cutting speed  
This invention relates to apparatus for facilitating the maching of cams at a constant cutting speed. A cam is mounted betwen points on the same geometric axis as a reproduction template or master...
4312154 Grinding machine and method  
An improved method and grinding machine are used to grind lobes on a camshaft. The grinding machine includes a longitudinally extending rocker bar which is pivotally mounted on a work table or...
4309848 Turbine blade tip finishing apparatus  
An apparatus for finishing the tips of turbine blades and the like is provided. The invention is especially useful on worn turbine blades which have been repaired by adding weld material. An...
4299061 Cam machine with acceleration control  
The invention provides apparatus and a method for use in machining cam profiles, and is suitable for use in grinding, milling, turning or otherwise forming cams. A workpiece, i.e. a cam blank, is...
4267670 Combined duplicator and preformer for lapidary use  
A lapidary machine is provided with a grinding wheel and a removable hinged adjustable fixture arranged to swing toward and away from a grinding surface on the wheel and having an adjustable slide...
4262454 Workpiece rotational speed controller for cam grinding machine  
A workpiece rotational speed controller having a pulse counter responsive to a pulse signal generated from a pulse generator for indicating the actual angular position of a cam shaft during...
4221514 Apparatus for trimming workpieces  
An automatic method of trimming portions of a workpiece such as a casting includes moving a trimming tool along the contour of the workpiece while imparting linear or rotary cutting motion to the...
4219974 Copy-grinding apparatus  
This invention relates to apparatus for copy-grinding workpieces consisting particularly of wood or a similarly grindable material, e.g. aluminum, and having an uneven surface, such apparatus...
4210039 Apparatus for forming non-circular workpieces  
An apparatus for forming non-circular workpieces including a rotatable workpiece carrying element which is laterally displaceable as it rotates to form the desired non-circular workpiece profile....
4207710 Workpiece positioning apparatus  
A workpiece positioning apparatus 12 (FIG. 1) for positively locating a workpiece 14 with respect to a drive spindle 20 in a grinding machine is disclosed. The apparatus 12 is secured to the drive...
4197679 Method for controlling the rotational speed of a rotary body  
A method for controlling the rotational speed of a rotary body in which drive means for driving the rotary body is actuated on the basis of predetermined step-like speed command values...
Matches 1 - 50 out of 202 1 2 3 4 5 >