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Class Information
Number: 451/1
Name: Abrading > Precision device or process - or with condition responsive control
Description: Process or apparatus comprising use of means for regulating and limiting the depth of cut of the grinder by controlling the feed of the grinder toward the work or of the work toward the grinder.

Sub-classes under this class:

Class Number Class Name Patents
451/6 By optical sensor 797
451/5 Computer controlled 2,207
451/2 Condition responsive control for sandblasting 128
451/7 Controlling temperature 225
451/4 Tape controlled 38
451/11 With feeding of tool or work holder 936
451/8 With indicating 982

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8712720 Filtering method for improving the data quality of geometric tire measurements Apr. 29, 2014
8676367 Lot process order modification to improve detection of manufacturing effects Mar. 18, 2014
8588956 Apparatus and method for deterministic control of surface figure during full aperture polishing Nov. 19, 2013
8411393 Electrical lap guides and methods of using the same Apr. 2, 2013
8137574 Processing method of glass substrate, and highly flat and highly smooth glass substrate Mar. 20, 2012
8100001 Measuring construction and method for measuring tyre data Jan. 24, 2012
8079120 Method for determining initial burnishing parameters Dec. 20, 2011
8066547 Bridge row tool Nov. 29, 2011
8041446 Post-process sizing control device for grinding machine Oct. 18, 2011
7930058 Nanotopography control and optimization using feedback from warp data Apr. 19, 2011
7869896 Tangential grinding resistance measuring method and apparatus, and applications thereof to grinding condition decision and wheel life judgment Jan. 11, 2011
7840305 Abrasive articles, CMP monitoring system and method Nov. 23, 2010
7818080 Program writing method of numerical controller, numerical controller and cutting machine controlled thereby Oct. 19, 2010
7643928 System and method for controlling the speed of a gas turbine engine Jan. 5, 2010
7627389 Method and apparatus for the free-form optimization of bevel and hypoid gears Dec. 1, 2009
7627390 Method and apparatus for the free-form optimization of bevel and hypoid gears Dec. 1, 2009
7557904 Wafer holding mechanism Jul. 7, 2009
7552630 Load wheel drive Jun. 30, 2009
7465214 Substrate holding apparatus and polishing apparatus Dec. 16, 2008
7448261 Method and apparatus for testing rubber tires or solid rubber wheel laboratory samples Nov. 11, 2008
7367865 Methods for making wafers with low-defect surfaces, wafers obtained thereby and electronic components made from the wafers May. 6, 2008
7357695 Systems and methods for mechanical and/or chemical-mechanical polishing of microfeature workpieces Apr. 15, 2008
7329168 Extended Kalman filter incorporating offline metrology Feb. 12, 2008
7287316 Lapping monitor device, system and method Oct. 30, 2007
7273405 Sintered rare earth magnetic alloy wafer and wafer surface growing machine Sep. 25, 2007
7254996 Method and apparatus for testing rubber tires or solid rubber wheel laboratory samples Aug. 14, 2007
7206172 Electrical lapping guide embedded in a shield of a magnetic head Apr. 17, 2007
7182882 Method of improving chemical mechanical polish endpoint signals by use of chemical additives Feb. 27, 2007
7131891 Systems and methods for mechanical and/or chemical-mechanical polishing of microfeature workpieces Nov. 7, 2006
7101251 Polishing system with in-line and in-situ metrology Sep. 5, 2006
7055379 Method and apparatus for checking the uniformity of a pneumatic tire Jun. 6, 2006
7016799 Apparatus and method for checking the machining process of a machine tool Mar. 21, 2006
6971944 Method and control system for improving CMP process by detecting and reacting to harmonic oscillation Dec. 6, 2005
6951624 Method and apparatus of arrayed sensors for metrological control Oct. 4, 2005
6921317 Automated lapping system Jul. 26, 2005
6752573 Machining center Jun. 22, 2004
6736696 Method of improving uniformity control on wafers during chemical mechanical polishing May. 18, 2004
6712668 System and method for electropolishing nonuniform pipes Mar. 30, 2004
6682628 Methods and apparatuses for monitoring and controlling mechanical or chemical-mechanical planarization of microelectronic substrate assemblies Jan. 27, 2004
6638138 Arrangement of grinding modules with grinding tools in track grinders Oct. 28, 2003
6609948 Method of making an electronic lapping guide (ELG) for lapping a read sensor Aug. 26, 2003
6568988 Chemical mechanical polishing apparatus with stable signals May. 27, 2003
6405146 Method of adaptive warm-up of force variation machine Jun. 11, 2002
6330488 Method for controlling machining process of workpiece Dec. 11, 2001
6287170 Multipoint bending apparatus for lapping heads of a data storage device Sep. 11, 2001
6170149 Magnetoresistive type magnetic head and method of manufacturing the same and apparatus for polishing the same Jan. 9, 2001
6155909 Controlled cleavage system using pressurized fluid Dec. 5, 2000
6050878 Processing jig Apr. 18, 2000
6027397 Dual element lapping guide system Feb. 22, 2000
5991698 Electrical lap guide data acquisition unit and measurement scheme Nov. 23, 1999

1 2 3 4

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