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Class Information
Number: 451/276
Name: Abrading > Machine > Rotary tool > Rotary disk > Reciprocating work holder > Rocking
Description: Abrading machine in which the work holder moves to-and-fro about an axis that coincides with the point of engagement of the abrading tool and the workpiece and the tool.

Sub-classes under this class:

Class Number Class Name Patents
451/277 Lens abrader 65

Patents under this class:

Patent Number Title Of Patent Date Issued
RE41329 Machining apparatus for workpiece and method therefor May. 11, 2010
7524236 Sharpener accessory and methods relating to same Apr. 28, 2009
7118466 Scissor sharpening machine Oct. 10, 2006
6767275 Machining apparatus for workpiece and method therefor Jul. 27, 2004
6623336 Magnetic head polishing device and method thereof Sep. 23, 2003
6565414 Polishing apparatus for magnetic head and method therefor May. 20, 2003
5993296 Tool quill and method for finishing fuel injector needle tips Nov. 30, 1999
5644949 Compressor cam and method for manufacturing the same Jul. 8, 1997
5591071 Polishing device Jan. 7, 1997
5443416 Rotary union for coupling fluids in a wafer polishing apparatus Aug. 22, 1995
5265381 Method for grinding ferrules for ribbon type optical fibers Nov. 30, 1993
5218786 Apparatus for grinding ferrules for ribbon type optical fibers Jun. 15, 1993
5058324 Gem stone facet forming apparatus Oct. 22, 1991
5044122 Method and apparatus for beveling an inside edge of a glass article Sep. 3, 1991
5007209 Optical fiber connector polishing apparatus and method Apr. 16, 1991
4974368 Polishing apparatus Dec. 4, 1990
4928432 Rods precision cutting-off and end surface grinding machine May. 29, 1990
4905415 Fiber optic terminus grinding and polishing machine Mar. 6, 1990
4885873 Abrading apparatus for spherically shaping workpieces Dec. 12, 1989
4587768 Apparatus and method for polishing ends of fiber optics May. 13, 1986
4566224 Lapping apparatus Jan. 28, 1986
4493168 Calibration gauge for computer-controlled lens generator, or the like Jan. 15, 1985
4493166 Ultra precise tool forming apparatus Jan. 15, 1985
4471581 Universal twist drill sharpener apparatus Sep. 18, 1984
4411105 Precision drill bit resurfacing tool Oct. 25, 1983
4403453 Stylus coning fixture Sep. 13, 1983
4327466 Conditioning machine for brushing end face of metal material May. 4, 1982
4257195 Deburring and chamfering fixture Mar. 24, 1981
4254587 Pivotal work holding device for grinding gemstones Mar. 10, 1981
4229909 Tool grinding machine Oct. 28, 1980
4193226 Polishing apparatus Mar. 18, 1980
4178720 Device for fabricating axially symmetric aspherics Dec. 18, 1979
4176499 Drill sharpener Dec. 4, 1979
4173848 Polishing device Nov. 13, 1979
4167836 Profile grinding machine Sep. 18, 1979
4141180 Polishing apparatus Feb. 27, 1979
4023310 Interform grinding machine May. 17, 1977
4010574 Apparatus for contouring magnetic head surfaces and method therefor Mar. 8, 1977
3992823 Apparatus and methods for shaping recoil pads Nov. 23, 1976

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