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Class Information
Number: 451/278
Name: Abrading > Machine > Rotary tool > Rotary disk > Stationary work holder
Description: Abrading machine using a work holder which does not move during the grinding operation.

Sub-classes under this class:

Class Number Class Name Patents
451/279 Reversing, obverting, or pivoting 54

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8628377 Flexure assembly Jan. 14, 2014
8597083 Blade sharpening system for multiple blade shapes Dec. 3, 2013
8512103 Cutting tool sharpener Aug. 20, 2013
8328601 Apparatus for grinding heated plane of cooler Dec. 11, 2012
8317571 Grinding assembly for glass slabs and grinding head for a rectilinear grinding machine equipped with such assembly Nov. 27, 2012
8235768 Cooler with ground heated plane and grinding method and apparatus thereof Aug. 7, 2012
8216027 Apparatus for applying a finish to a metal surface and method of apparatus construction Jul. 10, 2012
8128459 Polishing holder for workpiece end surface Mar. 6, 2012
8092610 Apparatus and method for cleaning a driver used in disk drive manufacturing Jan. 10, 2012
7972196 Methods of crystallographically reorienting single crystal bodies Jul. 5, 2011
7942726 Holder for supporting an end surface of a workpiece during polishing May. 17, 2011
7645182 Apparatus and method for lapping slider using floating lapping head Jan. 12, 2010
7588482 Apparatus and method for manufacturing liquid crystal display device Sep. 15, 2009
7507145 Automated sectioning tomographic measurement system Mar. 24, 2009
7494403 Knife sharpener with improved knife guides Feb. 24, 2009
7488241 Precision control of sharpening angles Feb. 10, 2009
7452262 Knife sharpeners with improved knife guides Nov. 18, 2008
7326102 Apparatus for lapping thin film magnetic heads Feb. 5, 2008
7281969 Tool sharpening and compound honing jig Oct. 16, 2007
7210982 Method and apparatus for polishing a substrate May. 1, 2007
7169026 End face polishing apparatus Jan. 30, 2007
7134936 Grinding head for a grinding machine for glass slabs, and machine equipped with such head Nov. 14, 2006
7121923 Dual position sharpening device Oct. 17, 2006
7115022 Method and apparatus for polishing a substrate Oct. 3, 2006
7086931 Magnetic head bar holding unit, lapping device, and method of lapping medium-opposing surface of thin-film magnetic head Aug. 8, 2006
7063602 Mounting apparatus for polishing end faces of optical fibers Jun. 20, 2006
7014532 Lapping machine, lapping method, and method of manufacturing magnetic head Mar. 21, 2006
6955590 Ice resurfacing blade sharpener Oct. 18, 2005
6932686 Piston ring grinder Aug. 23, 2005
6908373 Shear blade sharpener method and apparatus Jun. 21, 2005
6846224 Surface planarization equipment for use in the manufacturing of semiconductor devices Jan. 25, 2005
6800021 End face polishing apparatus Oct. 5, 2004
6726539 Apparatus and method for polishing end-surface of ferrule Apr. 27, 2004
6676495 Power sharpening system Jan. 13, 2004
6641472 Polishing pad assembly for fiber optic cable connector polishing apparatus Nov. 4, 2003
6626745 Precision drill sharpener and grinding wheel assembly therefor Sep. 30, 2003
6604989 Manufacturing method and apparatus for magnetic head sliders Aug. 12, 2003
6544103 Method to determine optimum geometry of a multizone carrier Apr. 8, 2003
6439973 Polishing device, end face polishing apparatus having polishing device, and end face polishing method Aug. 27, 2002
6375539 Lapping machine, lapping method, and row tool Apr. 23, 2002
6361647 Method and apparatus for chemical mechanical polishing Mar. 26, 2002
6315636 Lapping machine, row tool, and lapping method Nov. 13, 2001
6309284 Mass production polisher Oct. 30, 2001
6302773 Polishing device, end face polishing apparatus having polishing device, and end face polishing method Oct. 16, 2001
6267653 Device for grinding an end face, especially an annular surface at the edge of a workpiece bore Jul. 31, 2001
6238278 Ferrule holder and ferrule grinding apparatus May. 29, 2001
6200205 Lapping tool Mar. 13, 2001
6186871 Apparatus for performing a polishing operation on a fibre or a fibre optic cable in a cable termination Feb. 13, 2001
6186876 Apparatus for grinding welding electrodes, in particular wolfram electrodes Feb. 13, 2001
6165055 Optical fiber end surface polishing apparatus Dec. 26, 2000

1 2 3

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