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Class Information
Number: 451/226
Name: Abrading > Machine > Rotary tool > Rotary cylinder > 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.










Sub-classes under this class:

Class Number Class Name Patents
451/227 Work rotating 13


Patents under this class:

Patent Number Title Of Patent Date Issued
5895311 Abrasive device that maintains normal line of contact with curved abrasive surface and method of using same Apr. 20, 1999
5429544 Polishing apparatus for notch portion of wafer Jul. 4, 1995
5287657 Skate sharpening machine and method Feb. 22, 1994
5218786 Apparatus for grinding ferrules for ribbon type optical fibers Jun. 15, 1993
4928432 Rods precision cutting-off and end surface grinding machine May. 29, 1990
4848036 Grinding machine for drill bits Jul. 18, 1989
4766698 Apparatus for finishing the face of the head of a golf club wood Aug. 30, 1988
4655005 Apparatus and process for dry cutting of plastic optical lenses Apr. 7, 1987
4633617 Apparatus for grinding a transverse element for a driving belt Jan. 6, 1987
4619079 Grinding machine for ball end mills with helical cutter teeth Oct. 28, 1986
4608643 Automatic tool grinding machine with computerized control Aug. 26, 1986
4607460 Grinding machine with a reciprocable column for work supporting devices Aug. 26, 1986
4589231 Apparatus and process for dry cutting of plastic optical lenses May. 20, 1986
4558541 Ice skate sharpening method Dec. 17, 1985
4534134 Ice skate sharpening machine Aug. 13, 1985
4513540 Grinding machine with CNC pivotable workhead Apr. 30, 1985
4461121 Program-controlled grinding machine, particularly for sharpening of rotatable cutting tools Jul. 24, 1984
4294042 Apparatus and method for grinding a helical surface on a flat blade Oct. 13, 1981
4053287 Brake shoe grinding jig Oct. 11, 1977
4052175 Automatic snag grinder Oct. 4, 1977
4016683 Turbine blade edge grinder Apr. 12, 1977
3988124 Skate sharpening machine Oct. 26, 1976











 
 
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