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Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/339
Name: Abrading > Work feeder > Ejector or unloader
Description: Work feeder in which a mechanism is used to remove the workpiece from the work feeder following the grinding operation.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8597073 Method and device for machining the leading edge of a turbine engine blade Dec. 3, 2013
8562393 Shot-blasting machine for surface treatment of products Oct. 22, 2013
8506358 Method for the operation of a gear or profile grinding machine and gear or profile grinding machine Aug. 13, 2013
8142258 Method of transferring a wafer Mar. 27, 2012
7909677 Method of transferring a wafer Mar. 22, 2011
7811153 High throughput servo load cup with integrated wet chemistry delivery Oct. 12, 2010
7775853 Configurable polishing apparatus Aug. 17, 2010
7648409 Double side polishing method and apparatus Jan. 19, 2010
7632172 Hard finishing machine Dec. 15, 2009
7585205 Substrate polishing apparatus and method Sep. 8, 2009
7338344 Automated drill bit re-sharpening and verification system Mar. 4, 2008
7241203 Six headed carousel Jul. 10, 2007
7204743 Integrated circuit interconnect fabrication systems Apr. 17, 2007
7166016 Six headed carousel Jan. 23, 2007
7101259 Polishing method and apparatus Sep. 5, 2006
7101253 Load cup for chemical mechanical polishing Sep. 5, 2006
7070483 Automated drill bit re-sharpening and verification system Jul. 4, 2006
7066787 Substrate processing apparatus Jun. 27, 2006
7004815 Apparatus and method for sequentially polishing and loading/unloading semiconductor wafers Feb. 28, 2006
6953392 Integrated system for processing semiconductor wafers Oct. 11, 2005
6942545 Apparatus and method for sequentially polishing and loading/unloading semiconductor wafers Sep. 13, 2005
6887124 Method of polishing and cleaning substrates May. 3, 2005
6852007 Robotic method of transferring workpieces to and from workstations Feb. 8, 2005
6852008 Method and apparatus for discharging works from a centerless grinder Feb. 8, 2005
6846224 Surface planarization equipment for use in the manufacturing of semiconductor devices Jan. 25, 2005
6843704 Method and apparatus for automatically loading a double-sided polishing machine with wafer crystals Jan. 18, 2005
6808445 Device for loading and unloading optical workpieces Oct. 26, 2004
6752691 Device for smoothing gear wheels Jun. 22, 2004
6716086 Edge contact loadcup Apr. 6, 2004
6656028 Method for loading a semiconductor processing system Dec. 2, 2003
6547650 Polishing apparatus Apr. 15, 2003
6517411 Automated drill bit re-sharpening and verification system Feb. 11, 2003
6517420 Wafer surface machining apparatus Feb. 11, 2003
6494197 Dicing machine for cutting CSP plate into pellets Dec. 17, 2002
6491574 Complete blade and wafer handling and support system without tape Dec. 10, 2002
6435941 Apparatus and method for chemical mechanical planarization Aug. 20, 2002
6413356 Substrate loader for a semiconductor processing system Jul. 2, 2002
6413145 System for polishing and cleaning substrates Jul. 2, 2002
6406359 Apparatus for transferring semiconductor substrates using an input module Jun. 18, 2002
6398631 Method and apparatus to place wafers into and out of machine Jun. 4, 2002
6390897 Cleaning station integral with polishing machine for semiconductor wafers May. 21, 2002
6379226 Method for storing carrier for polishing wafer Apr. 30, 2002
6361422 Method and apparatus for transferring semiconductor substrates using an input module Mar. 26, 2002
6346038 Wafer loading/unloading device and method for producing wafers Feb. 12, 2002
6332835 Polishing apparatus with transfer arm for moving polished object without drying it Dec. 25, 2001
6318354 Singulation system for a BGA product Nov. 20, 2001
6283824 Automated drill bit re-sharpening and verification system Sep. 4, 2001
6283113 Strip separation tool Sep. 4, 2001
6257966 Wafer surface machining apparatus Jul. 10, 2001
6244931 Buffer station on CMP system Jun. 12, 2001

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