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Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/488
Name: Abrading > Ventilation or cooling of tool or tool support
Description: Device having means to cause or permit circulation of fluent material to or adjacent, or to dissipate heat from, a tool or its support.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8647178 Polishing pad of polishing system Feb. 11, 2014
8641479 Tool assembly for machining a bore Feb. 4, 2014
8602845 Strengthening by machining Dec. 10, 2013
8449356 High pressure cooling nozzle for semiconductor package May. 28, 2013
8398465 Dust-protected hand-held power tool Mar. 19, 2013
8376812 Grinder with built-in grinding agent dispenser Feb. 19, 2013
8348727 Airflow arrangement for a power tool Jan. 8, 2013
8292700 Angle grinder Oct. 23, 2012
8254125 Machine tool with a heat conduction structure Aug. 28, 2012
8197305 Dynamic pressure releasing method of grinding liquid in grinding operation, grinding method using the releasing method, and grinding stone for use in the grinding method Jun. 12, 2012
8113913 Method for the simultaneous grinding of a plurality of semiconductor wafers Feb. 14, 2012
8113922 Machine tool, in particular hand-held power tool Feb. 14, 2012
8087977 Angle grinder Jan. 3, 2012
8056551 Method and system for manufacturing wafer-like slices from a substrate material Nov. 15, 2011
7988538 Large angle grinder Aug. 2, 2011
7458884 Grinding disc for grinding machines Dec. 2, 2008
7377839 Cover for guiding a medium in an abrasive disk May. 27, 2008
7291061 Manual power grinder, in particular a battery-powered manual power grinder Nov. 6, 2007
7291062 Manual power grinder, in particular a battery-powered manual power grinder Nov. 6, 2007
7252581 Power tools Aug. 7, 2007
7186173 Tool particularly for milling operations Mar. 6, 2007
7172501 Flapped grinding disk Feb. 6, 2007
7153187 Metal machining apparatus and laser-targeted coolant nozzle employed therewith Dec. 26, 2006
7101258 Double sided polishing machine Sep. 5, 2006
7086930 Coherent jet nozzles for grinding application Aug. 8, 2006
7014528 Grinding machine and grinding fluid supply-nozzle therefor Mar. 21, 2006
7004157 Rotary cutting saw with improved heat dissipation performance Feb. 28, 2006
7004829 Flapped grinding disk Feb. 28, 2006
6991523 Coolant nozzle Jan. 31, 2006
6881131 Method and apparatus for diamond wire cutting of metal structures Apr. 19, 2005
6840851 Bevel edging wheel with swarf clearance Jan. 11, 2005
6814657 Grinding wheel with grinding members Nov. 9, 2004
6739960 Turbine ported grinding wheels May. 25, 2004
6620034 Way to remove Cu line damage after Cu CMP Sep. 16, 2003
6533647 Method for controlling a selected temperature of a planarizing surface of a polish pad. Mar. 18, 2003
6454636 Method and apparatus for supplying coolant in a grinding machine Sep. 24, 2002
6447383 Sanding apparatus with an improved vibration insulating mechanism Sep. 10, 2002
6443817 Method of finishing a silicon part Sep. 3, 2002
6371100 Machining apparatus capable of saving different fluids in machining Apr. 16, 2002
6358119 Way to remove CU line damage after CU CMP Mar. 19, 2002
6322430 Apparatus for resurfacing compact discs Nov. 27, 2001
6312325 Sanding disks Nov. 6, 2001
6299522 Grinding wheel for use in grinding apparatus Oct. 9, 2001
6200198 Method of cutting of metal materials and non-metal materials in a non-combustible gas atmosphere Mar. 13, 2001
6171179 Ball grinding machine Jan. 9, 2001
6139680 Exhaust line of chemical-mechanical polisher Oct. 31, 2000
6126526 Universal grinding machine Oct. 3, 2000
6123606 Method and apparatus for grinding Sep. 26, 2000
6083084 Machining apparatus and process using cold gas stream, and cold gas stream cooling device and method for centerless grinder Jul. 4, 2000
6012967 Polishing method and polishing apparatus Jan. 11, 2000

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