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Class Information
Number: 451/494
Name: Abrading > Tool support for flexible-member tool > Having magnetic or suction tool holding means
Description: Tool support having means to secure the tool to a support by a body capable of attracting ferromagnetic material or by subatmospheric air pressure (e.g., vacuum).










Patents under this class:

Patent Number Title Of Patent Date Issued
8062098 High speed flat lapping platen Nov. 22, 2011
8007346 Electric hand-held power tool for performing sanding work, in particular a finishing sander Aug. 30, 2011
7969026 Flexible carrier for high volume electronic package fabrication Jun. 28, 2011
7381116 Polishing media stabilizer Jun. 3, 2008
7264542 Knife sharpening method and system Sep. 4, 2007
7175504 Vacuum suction holding apparatus and holding method, polishing apparatus using this holding apparatus, and device manufacturing method using this polishing apparatus Feb. 13, 2007
7156722 Platen structure of polishing apparatus for processing semiconductor wafer and method for exchanging polishing pad affixed to the same Jan. 2, 2007
7147543 Carrier assemblies, planarizing apparatuses including carrier assemblies, and methods for planarizing micro-device workpieces Dec. 12, 2006
7121934 Carrier head for chemical mechanical polishing apparatus Oct. 17, 2006
7040964 Polishing media stabilizer May. 9, 2006
7001251 Method and apparatus for releasably attaching a polishing pad to a chemical-mechanical planarization machine Feb. 21, 2006
6958001 Carrier assemblies, planarizing apparatuses including carrier assemblies, and methods for planarizing micro-device workpieces Oct. 25, 2005
6857950 Polishing apparatus, semiconductor device manufacturing method using the polishing apparatus, and semiconductor device manufactured by the manufacturing method Feb. 22, 2005
6722949 Ventilated platen/polishing pad assembly for chemcial mechanical polishing and method of using Apr. 20, 2004
6663470 Method and apparatus for releasably attaching a polishing pad to a chemical-mechanical planarization machine Dec. 16, 2003
6514125 Method and apparatus for releasably attaching a polishing pad to a chemical-mechanical planarization machine Feb. 4, 2003
6506101 Method and apparatus for releasably attaching a polishing pad to a chemical-mechanical planarization machine Jan. 14, 2003
6491570 Polishing media stabilizer Dec. 10, 2002
6394887 Apparatus for use with automated abrading equipment May. 28, 2002
6361424 Back-up pad for abrasive articles and method of making Mar. 26, 2002
6302775 Apparatus and method for cold cross-sectioning of soft materials Oct. 16, 2001
6261958 Method for performing chemical-mechanical polishing Jul. 17, 2001
6244941 Method and apparatus for pad removal and replacement Jun. 12, 2001
6224474 Magnetic disc system for grinding or polishing specimens May. 1, 2001
6217425 Apparatus and method for lapping magnetic heads Apr. 17, 2001
6120349 Polishing system Sep. 19, 2000
6116998 Attachment means and use of such means for attaching a sheet-formed abrasive or polishing means to a magnetized support Sep. 12, 2000
6089963 Attachment system for lens surfacing pad Jul. 18, 2000
6083083 Separation type grinding surface plate and grinding apparatus using same Jul. 4, 2000
6059644 Back-up pad for abrasive articles and method of making May. 9, 2000
6033293 Apparatus for performing chemical-mechanical polishing Mar. 7, 2000
5989103 Magnetic carrier head for chemical mechanical polishing Nov. 23, 1999
5967882 Lapping apparatus and process with two opposed lapping platens Oct. 19, 1999
5961378 Polishing apparatus Oct. 5, 1999
5921852 Polishing apparatus having a cloth cartridge Jul. 13, 1999
5910041 Lapping apparatus and process with raised edge on platen Jun. 8, 1999
5667433 Keyed end effector for CMP pad conditioner Sep. 16, 1997
5624304 Techniques for assembling polishing pads for chemi-mechanical polishing of silicon wafers Apr. 29, 1997
5357717 Manual file and sharpening tool Oct. 25, 1994
5214882 Vacuum activated tool for the fabrication of optical surfaces Jun. 1, 1993
5081798 Grinding body and manufacturing procedure therefor Jan. 21, 1992
4941245 Rotary file, support member and abrasive device Jul. 17, 1990
4807404 Sharpening device with replaceable sharpening elements Feb. 28, 1989
4667447 Coated abrasive sheet material magnetically attached to a support surface on an abrading tool May. 26, 1987
4607464 Coated abrasive back up pad Aug. 26, 1986
4222204 Holder for an abrasive plate Sep. 16, 1980











 
 
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