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Class Information
Number: 451/284
Name: Abrading > Machine > Rotary tool > Rotary disk > Work rotating > Raceway
Description: Abrading machine intended to abrade a workpiece; wherein the workpiece comprises a component of a ball-bearing assembly, particularly the track on which the balls are to ride.

Patents under this class:

Patent Number Title Of Patent Date Issued
8647175 Method and apparatus for finish machining ball tracks in a nut of a ball drive Feb. 11, 2014
6758733 Two-part beveling wheel for improved positioning of bevel contours on ophthalmic lenses Jul. 6, 2004
6200413 Quadri-point precision sphere polisher Mar. 13, 2001
5562524 Polishing apparatus Oct. 8, 1996
5335457 Method of chucking semiconductor wafers Aug. 9, 1994
5315791 Steel ball machining apparatus capable of eliminating foreign matter May. 31, 1994
5301470 Ball lapping machine Apr. 12, 1994
5207759 Texturing slurry and method May. 4, 1993
5085007 Toric lens fining apparatus Feb. 4, 1992
4501091 Apparatus for preparing an optical workpiece Feb. 26, 1985
4370772 Device for gentle treatment of spherical balls Feb. 1, 1983
4095373 Machine for producing spherical objects Jun. 20, 1978
4069621 Apparatus for machining bearing rolls Jan. 24, 1978
3999330 Apparatus for manufacture of bearing balls Dec. 28, 1976

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