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Class Information
Number: 451/48
Name: Abrading > Abrading process > Drill, thread, thread cutter, reamer, or rotary cutter abrading
Description: Method for grinding a drill, a thread, a thread die or cutter, a reamer, or a rotary cutter such as a hob.

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8644978 Machining apparatus and method of making endodontic instruments Feb. 4, 2014
8602841 Form tap and method of making such Dec. 10, 2013
8591287 Methods of fabricating a honeycomb extrusion die from a die body Nov. 26, 2013
8567059 Process for forming a firtree slot in a disc of a rotor of a gas turbine engine Oct. 29, 2013
8523634 Method for the grinding of a profile of a workpiece Sep. 3, 2013
8512098 Machining technique using a plated superabrasive grinding wheel on a swiss style screw machine Aug. 20, 2013
8425277 Device for sharpening a twist drill point and a method for its use Apr. 23, 2013
8419504 Method for relief-grinding the cutting teeth of taps, thread formers, and similar tools Apr. 16, 2013
8419508 Methods of fabricating a honeycomb extrusion die from a die body Apr. 16, 2013
8413330 Longitudinally ground file having increased resistance to torsional and cyclic fatigue failure Apr. 9, 2013
8260450 Eyeglass lens processing apparatus Sep. 4, 2012
8113916 Straightening and centerless grinding of wire for use with medical devices Feb. 14, 2012
8092610 Apparatus and method for cleaning a driver used in disk drive manufacturing Jan. 10, 2012
7988528 Apparatus and method for grinding threaded portion of workpiece Aug. 2, 2011
7901271 Shimless dual arbor scrap chopper Mar. 8, 2011
7896728 Machining methods using superabrasive tool Mar. 1, 2011
7874895 Benchtop end mill grinding center Jan. 25, 2011
7832966 Drill for making flat bottom hole Nov. 16, 2010
7815512 Thread forming tap and method for manufacturing the same Oct. 19, 2010
7789730 Method of manufacturing treatment device and treatment device Sep. 7, 2010
7785174 Method of producing cut blades for instruments used in root canal treatment Aug. 31, 2010
7753760 Apparatus and method for polishing drill bits Jul. 13, 2010
7744444 Centerless feed-through super-finishing device having a lapping system containing a freely-disposed abrasive Jun. 29, 2010
7578726 Method of manufacturing a ceramic surgical instrument Aug. 25, 2009
7564363 Method and measuring arrangement for monitoring the condition of a grinder stone of a pulp grinder Jul. 21, 2009
7510462 Multi-diamond cutting tool assembly for creating microreplication tools Mar. 31, 2009
7507149 Drill bit dresser Mar. 24, 2009
7488238 Emery wheel grinding machine with adjustable drill bit chuck Feb. 10, 2009
7479056 Automated drill bit re-sharpening and verification system Jan. 20, 2009
7473163 Cutter grinding device Jan. 6, 2009
7402093 Grinding apparatus for buttons on rock drill bit Jul. 22, 2008
7337672 Method for inspecting grinding wheels Mar. 4, 2008
7338344 Automated drill bit re-sharpening and verification system Mar. 4, 2008
7329173 Tool grinding machine Feb. 12, 2008
7300334 Drilling-head-grinding positioning device Nov. 27, 2007
7207867 Precision cemented carbide threading tap Apr. 24, 2007
7169199 Curable emulsions and abrasive articles therefrom Jan. 30, 2007
7147546 Tool holder with moveable alignment finger Dec. 12, 2006
7144307 Point superabrasive machining of nickel alloys Dec. 5, 2006
7140815 Drill for making flat bottom hole Nov. 28, 2006
7104870 Modified radial motion (MRM) method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears Sep. 12, 2006
7070483 Automated drill bit re-sharpening and verification system Jul. 4, 2006
6991522 Method of manufacturing asymmetric gear, asymmetric gear, non-circular and asymmetric gear, gear mechanism, and barrel finishing machine Jan. 31, 2006
6988859 Drill bit and method for grinding a drill bit Jan. 24, 2006
6958004 Saw grinding apparatus with improved wear plates Oct. 25, 2005
6923602 Drill having construction for reducing thrust load in drilling operation, and method of manufacturing the drill Aug. 2, 2005
6887125 Polishing apparatus, polishing method, control program for causing computer to execute polishing, and recording medium May. 3, 2005
6824449 Clamping assembly Nov. 30, 2004
6808441 Dental tool sharpener and method of use Oct. 26, 2004
6808440 Method of grinding cutting blades Oct. 26, 2004

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