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Class Information
Number: 451/279
Name: Abrading > Machine > Rotary tool > Rotary disk > Stationary work holder > Reversing, obverting, or pivoting
Description: Abrading machine in which the work holder provides for a plurality of work positions by an end for end, edge for edge, or angular swing of the work holder.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8241092 Minimal force air bearing for lapping tool Aug. 14, 2012
8147294 Capillary, capillary polishing method, and capillary polishing apparatus Apr. 3, 2012
7871306 Minimal force air bearing for lapping tool Jan. 18, 2011
RE41329 Machining apparatus for workpiece and method therefor May. 11, 2010
7510458 Bit sharpening apparatus and method of using Mar. 31, 2009
7488238 Emery wheel grinding machine with adjustable drill bit chuck Feb. 10, 2009
7121923 Dual position sharpening device Oct. 17, 2006
7112124 Rotary blade sharpener Sep. 26, 2006
6913526 Polishing machine for polishing periphery of sheet Jul. 5, 2005
6767275 Machining apparatus for workpiece and method therefor Jul. 27, 2004
6676495 Power sharpening system Jan. 13, 2004
6623336 Magnetic head polishing device and method thereof Sep. 23, 2003
6609949 Interface assembly for lapping control feedback Aug. 26, 2003
6604989 Manufacturing method and apparatus for magnetic head sliders Aug. 12, 2003
6517420 Wafer surface machining apparatus Feb. 11, 2003
6475064 Multipoint bending apparatus for lapping heads of a data storage device Nov. 5, 2002
6375539 Lapping machine, lapping method, and row tool Apr. 23, 2002
6358126 Polishing apparatus Mar. 19, 2002
6350187 Abrasive machine Feb. 26, 2002
6315636 Lapping machine, row tool, and lapping method Nov. 13, 2001
6257966 Wafer surface machining apparatus Jul. 10, 2001
6238278 Ferrule holder and ferrule grinding apparatus May. 29, 2001
6165055 Optical fiber end surface polishing apparatus Dec. 26, 2000
6142856 Sharpening device for dental instruments Nov. 7, 2000
6086458 Drill polishing method and its centering tool Jul. 11, 2000
6062961 Wafer polishing head drive May. 16, 2000
5921847 Grinding fixture and method of remanufacturing tool inserts Jul. 13, 1999
5899793 Lapping apparatus including a lapping base having pads May. 4, 1999
5816899 Micro precise polishing apparatus Oct. 6, 1998
5618226 Apparatus for grinding a reciprocal trimming blade Apr. 8, 1997
5613898 Device for producing inclined surfaces and grooves on friction pads Mar. 25, 1997
5558564 Faceting machine Sep. 24, 1996
5297362 Faceting head apparatus for working colored stones Mar. 29, 1994
5070654 Self-centering arrangement for grinding the hardmetal pins of drill bits Dec. 10, 1991
5070653 Centerless valve regrinder Dec. 10, 1991
5058324 Gem stone facet forming apparatus Oct. 22, 1991
4980993 Method and apparatus for manufacturing contact lens Jan. 1, 1991
4967518 Fiber optic terminus grinding and polishing machine Nov. 6, 1990
4964240 Piston ring grinder Oct. 23, 1990
4955162 Portable gem faceting kit Sep. 11, 1990
4905415 Fiber optic terminus grinding and polishing machine Mar. 6, 1990
4858388 Restoration or drill buttons Aug. 22, 1989
4854081 Device for treating printed circuit boards, in particular for pumicing and trimming Aug. 8, 1989
4760672 Simultaneously grinding and polishing preforms for optical lenses Aug. 2, 1988
4637775 Industrial robot device Jan. 20, 1987
4624081 Turn-around mechanism for workpieces in grinding machines Nov. 25, 1986
4574530 Drill powered wet or dry abrasive apparatus Mar. 11, 1986
4561215 Stylus lapping control Dec. 31, 1985
4517770 Gemstone polishing machine May. 21, 1985
4471581 Universal twist drill sharpener apparatus Sep. 18, 1984

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