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Class Information
Number: 451/228
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Reciprocating work holder > Rocking > Work rotating > Noncircular cross section
Description: Abrading machine in which the workpiece has a noncircular cross section, for example a cam or lobed surface.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8403725 |
Method and device for machining workpieces |
Mar. 26, 2013 |
| 6685536 |
Method for grinding convex running faces and outside diameters on shaft-like workpieces in one set-up and grinding machine for carrying out the method |
Feb. 3, 2004 |
| 6488575 |
Polishing pads and planarizing machines for mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies, and methods for making and using such pads and machi |
Dec. 3, 2002 |
| 5813900 |
Grinding machine for grinding cylindrical workpieces |
Sep. 29, 1998 |
| 5746643 |
Method of grinding and machining non-circular workpiece and apparatus for the same |
May. 5, 1998 |
| 5289660 |
Method and apparatus for grinding non-circular workpiece |
Mar. 1, 1994 |
| 4908991 |
Grinding machines |
Mar. 20, 1990 |
| 4884373 |
Numerically controlled machine tool |
Dec. 5, 1989 |
| 4873793 |
Numerically controlled machine tool |
Oct. 17, 1989 |
| 4870784 |
Lens edging machine and method |
Oct. 3, 1989 |
| 4837978 |
Machine for grinding the edges of lenses |
Jun. 13, 1989 |
| 4813188 |
Method of shaping workpieces especially forming undercut archimedean spirals |
Mar. 21, 1989 |
| 4756124 |
Machine for grinding the edges of a sheet of glass, particularly for automobile windows |
Jul. 12, 1988 |
| 4651599 |
Method for producing workpieces having polygonal outer and/or inner contours |
Mar. 24, 1987 |
| 4648295 |
Method for producing workpieces having polygonal outer and/or inner contours and apparatus for implementing the method |
Mar. 10, 1987 |
| 4587767 |
Apparatus for grinding |
May. 13, 1986 |
| 4528780 |
Process and apparatus for the control of position of a tool of an edge-processing machine for glass panes |
Jul. 16, 1985 |
| 4525958 |
Method of controlling article speed during edge grinding |
Jul. 2, 1985 |
| 4501093 |
Profile machining apparatus |
Feb. 26, 1985 |
| 4443976 |
Cylindrical grinding machine |
Apr. 24, 1984 |
| 4400781 |
Numerical controller for cam grinding machine |
Aug. 23, 1983 |
| 4330966 |
Groove grinding fixture |
May. 25, 1982 |
| 4262454 |
Workpiece rotational speed controller for cam grinding machine |
Apr. 21, 1981 |
| 4214309 |
Numerical controller for controlling machining of oval workpiece |
Jul. 22, 1980 |
| 4210039 |
Apparatus for forming non-circular workpieces |
Jul. 1, 1980 |
| 4136390 |
Grinding control system for forming non-circular punching tools |
Jan. 23, 1979 |
| 4036107 |
Workpiece orientation column and process |
Jul. 19, 1977 |
| 4004377 |
Machine for forming a locator pin |
Jan. 25, 1977 |
| 3994099 |
Screw thread tap grinding |
Nov. 30, 1976 |
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