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Class Information
Number: 451/120
Name: Abrading > Machine > Rotary reciprocating tool > Cylindrical tool
Description: Abrading machine wherein the abrading tool has a work engaging surface coextensive with and parallel to the axis about which it turns.










Sub-classes under this class:

Class Number Class Name Patents
451/121 Oscillating 53
451/124 Rectilinear 62


Patents under this class:

Patent Number Title Of Patent Date Issued
8277289 Multi-functional grinding apparatus Oct. 2, 2012
8257151 Polishing device Sep. 4, 2012
8251779 Grinding device with cleaning assembly Aug. 28, 2012
7431637 Saw-setting machine for saw chain Oct. 7, 2008
7347768 Apparatus and method to test abrasion resistance of material using airborne particulate Mar. 25, 2008
7220161 Automatic sharpening system for ice-skates May. 22, 2007
7090569 Manual clutch device for a roller sander for controlling reciprocating movement of a roller Aug. 15, 2006
7066798 Adapter for grinding machine Jun. 27, 2006
7014544 Reciprocating and deflecting swing device for the roller of a cylindrical emery-polishing machine Mar. 21, 2006
6910945 Honing method and honing apparatus Jun. 28, 2005
6736703 Cutting apparatus and cutting method May. 18, 2004
6702656 Snow ski and snowboard edge sharpening device Mar. 9, 2004
6641465 Polishing method, polishing device, glass substrate for magnetic recording medium, and magnetic recording medium Nov. 4, 2003
6615613 Method of grinding a substrate and method of manufacturing a glass substrate and a magnetic recording medium by the use of the glass substrate Sep. 9, 2003
6264538 Edge-finishing machine Jul. 24, 2001
6189201 Method of tuning a high frequency printed resonance circuit Feb. 20, 2001
6179718 Hole forming apparatus Jan. 30, 2001
6095902 Polyether-polyester polyurethane polishing pads and related methods Aug. 1, 2000
5827115 Polishing apparatus Oct. 27, 1998
5709591 Unitary molded honing tool Jan. 20, 1998
4514933 Self-balanced surface-processing apparatus May. 7, 1985
4477214 Machine for the precision working of the tooth surfaces on toothed workpieces Oct. 16, 1984
4359301 Machine for the precision working, for example shaving, of tooth flanks Nov. 16, 1982
4296571 Profile grinding apparatus Oct. 27, 1981
4241544 Skate blade sharpener Dec. 30, 1980
4056900 Cam machining apparatus Nov. 8, 1977
4023310 Interform grinding machine May. 17, 1977
3932960 Single slide grinding machine Jan. 20, 1976











 
 
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