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Class Information
Number: 451/291
Name: Abrading > Machine > Rotary tool > Rotary disk > Work rotating > Rotary work holder > Planetary
Description: Abrading machine in which the work holder revolves about its own longitudinal axis and also rotates about a second generally parallel axis.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8480458 Grinding wheel dressing system Jul. 9, 2013
8202140 Wafer polishing carrier apparatus and chemical mechanical polishing equipment using the same Jun. 19, 2012
7955160 Glass mold polishing method and structure Jun. 7, 2011
7785172 Combinatorial processing including rotation and movement within a region Aug. 31, 2010
7625263 Optical disk restoration apparatus Dec. 1, 2009
7179157 Bench grinder Feb. 20, 2007
7115026 Polishing apparatus Oct. 3, 2006
7022001 Polishing apparatus Apr. 4, 2006
6986703 Apparatus for processing substantially planar workpieces Jan. 17, 2006
6875086 Surface planarization Apr. 5, 2005
6840847 Device for polishing digital storage discs Jan. 11, 2005
6712674 Polishing apparatus and polishing method Mar. 30, 2004
6702657 Continuous polisher machine Mar. 9, 2004
6648765 Supporting device for a plurality of adapter chucks Nov. 18, 2003
6585572 Subaperture chemical mechanical polishing system Jul. 1, 2003
6579160 Holder for polished work and manufacturing method thereof Jun. 17, 2003
6514129 Multi-action chemical mechanical planarization device and method Feb. 4, 2003
6500055 Oscillating orbital polisher and method Dec. 31, 2002
6450859 Method and apparatus for abrading a substrate Sep. 17, 2002
6350187 Abrasive machine Feb. 26, 2002
6338672 Dressing wheel system Jan. 15, 2002
6296554 Non-circular workpiece carrier Oct. 2, 2001
6280296 Surface polishing method and apparatus wherein axis of autorotation of workpiece is revolved about an axis within circumscribed circle of the workpiece Aug. 28, 2001
6241585 Apparatus and method for chemical mechanical polishing Jun. 5, 2001
6206767 Planetary gear system parallel planer Mar. 27, 2001
6196907 Slurry delivery system for a metal polisher Mar. 6, 2001
6152804 Grinding method and grinding apparatus Nov. 28, 2000
6146245 Method of and device for machining flat parts Nov. 14, 2000
6145849 Disk processing chuck Nov. 14, 2000
6135854 Automatic workpiece transport apparatus for double-side polishing machine Oct. 24, 2000
6080042 Flatness and throughput of single side polishing of wafers Jun. 27, 2000
6042459 Surface machining method and apparatus Mar. 28, 2000
6030278 Surface machining method and apparatus Feb. 29, 2000
6030280 Apparatus for holding workpieces during lapping, honing, and polishing Feb. 29, 2000
5964651 Apparatus for polishing planar substrates through rotating plates Oct. 12, 1999
5944591 Sure-seal rolling pin assembly Aug. 31, 1999
5899800 Chemical mechanical polishing apparatus with orbital polishing May. 4, 1999
5800253 Disc streak pattern forming method and apparatus Sep. 1, 1998
5791976 Surface machining method and apparatus Aug. 11, 1998
5782678 Dual column abrading machine Jul. 21, 1998
5759088 Process for machining components made of brittle materials and a device for carrying out the same Jun. 2, 1998
5697832 Variable speed bi-directional planetary grinding or polishing apparatus Dec. 16, 1997
5690542 Disc streak pattern forming method and apparatus Nov. 25, 1997
5643053 Chemical mechanical polishing apparatus with improved polishing control Jul. 1, 1997
5595529 Dual column abrading machine Jan. 21, 1997
5582534 Orbital chemical mechanical polishing apparatus and method Dec. 10, 1996
5197230 Finish-machining machine Mar. 30, 1993
5174067 Automatic wafer lapping apparatus Dec. 29, 1992
5159787 Method for lapping two surfaces of a titanium disk Nov. 3, 1992
5140774 Apparatus for polishing hard disk substrates Aug. 25, 1992

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