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Class Information
Number: 451/442
Name: Abrading > Accessory
Description: Apparatus intended to be used with and to augment the operation of a device under the class definition.










Sub-classes under this class:

Class Number Class Name Patents
451/446 Abradant supplying 320
451/458 Abrading sheet applying device 16
451/448 Button cleaning shield 1
451/449 Cooling 168
451/443 Dressing 562
451/445 Erasing shield 7
451/451 Guard or housing 295
451/459 Strop surface renewing 5
451/444 Tool cleaner 290
451/460 Work-mounting device 118


Patents under this class:
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Patent Number Title Of Patent Date Issued
8556685 Tool setter for a grinding machine Oct. 15, 2013
8444454 Interface pad for use between an abrasive article and a support tool May. 21, 2013
8393936 Substrate retaining ring for CMP Mar. 12, 2013
8388417 Large angle grinder Mar. 5, 2013
8376813 Retaining ring and articles for carrier head Feb. 19, 2013
8308526 Masking method for edge profile finishing Nov. 13, 2012
8303380 Abrading device having a front exhaust Nov. 6, 2012
8298047 Substrate retainer Oct. 30, 2012
8262439 Riding apparatus for treating floor surfaces with a power cord handling swing arm Sep. 11, 2012
8221198 Polishing apparatus for polishing a work having two surfaces Jul. 17, 2012
8192255 Tool holder with tapered slot for a grinding machine Jun. 5, 2012
8105133 Airfoil mask, airfoil and mask system Jan. 31, 2012
7959496 Flexible membrane assembly for a CMP system and method of using Jun. 14, 2011
7934979 Retaining ring with tapered inner surface May. 3, 2011
7901273 Carrier ring for carrier head Mar. 8, 2011
7883397 Substrate retainer Feb. 8, 2011
7867060 Retainer ring used for polishing a structure for manufacturing magnetic head, and polishing method using the same Jan. 11, 2011
7722445 Insertion tool for an angle grinder May. 25, 2010
7699688 Carrier ring for carrier head Apr. 20, 2010
7686678 Tool setter for a grinding machine Mar. 30, 2010
7677958 Retaining ring with flange for chemical mechanical polishing Mar. 16, 2010
7597609 Substrate retaining ring for CMP Oct. 6, 2009
7278910 Wheel scraper for a floor sander Oct. 9, 2007
7169018 Wafer carrier checker and method of using same Jan. 30, 2007
7153200 Blade grinding tool Dec. 26, 2006
7125326 Apparatus and method for removing a CMP polishing pad from a platen Oct. 24, 2006
7121936 Grinding wheel replacement fixture Oct. 17, 2006
7118468 Floor sanding vacuum Oct. 10, 2006
7094139 Retaining ring with flange for chemical mechanical polishing Aug. 22, 2006
7044840 Grinding method and grinding machine May. 16, 2006
7040972 Power tool May. 9, 2006
7029386 Retaining ring assembly for use in chemical mechanical polishing Apr. 18, 2006
7008293 Positioning jig, spray polishing device using positioning jig and spray polishing method Mar. 7, 2006
7001260 Carrier head with a compressible film Feb. 21, 2006
6939212 Porous material air bearing platen for chemical mechanical planarization Sep. 6, 2005
6896604 Handheld flush-cutting concrete saw having a dust abatement vacuum hood May. 24, 2005
6866563 Apparatus and method for target polishing intraocular lenses Mar. 15, 2005
6793568 Handle for an orbital sander Sep. 21, 2004
6729939 Polishing method for intraocular lens May. 4, 2004
6676489 Sound enhanced lapping apparatus Jan. 13, 2004
6626166 Waste containment separation system for an abrading or cutting device Sep. 30, 2003
6620035 Grooved rollers for a linear chemical mechanical planarization system Sep. 16, 2003
6607429 Support for temporary fixation of self-sticking abrasive and/or polishing sheet Aug. 19, 2003
6502589 Method and device for cleaning and polishing jewelry Jan. 7, 2003
6439985 Sanding machine clamp bar Aug. 27, 2002
6217430 Pad conditioner cleaning apparatus Apr. 17, 2001
6126530 Cleaning device for surface plate correcting dresser Oct. 3, 2000
6106375 Apparatus for processing waste liquid and waste gas in polishing device Aug. 22, 2000
6068544 Apparatus and method for calibrating a polishing head May. 30, 2000
6053806 Suction device for a hand-held tool Apr. 25, 2000

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