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Class Information
Number: 451/241
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Work guide
Description: Abrading machine including a member or rest to facilitate the application of the work to the tool at the proper angle.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8303379 Systems for profiling sheet products Nov. 6, 2012
7997954 Centerless grinding method Aug. 16, 2011
7811154 Grinding apparatus Oct. 12, 2010
7740522 Knife sharpener Jun. 22, 2010
7666067 Method and device for sharpening a cutting tool Feb. 23, 2010
7628679 Trimming composite skin stiffener ends Dec. 8, 2009
7431637 Saw-setting machine for saw chain Oct. 7, 2008
7404754 CNC tungsten steel cutting machine Jul. 29, 2008
7258594 Method and device for centerless cylindrical grinding Aug. 21, 2007
7226340 Grinding machine Jun. 5, 2007
7138654 Chemical-mechanical polishing proximity correction method and correction pattern thereof Nov. 21, 2006
6918823 Double grinding wheel Jul. 19, 2005
6848971 Electronic bevel angle indicator for a hollow grinder Feb. 1, 2005
6702659 Profiling device Mar. 9, 2004
6676494 Drill bit grinder structure Jan. 13, 2004
6645054 Portable drum sander Nov. 11, 2003
6623340 Grinding jig Sep. 23, 2003
6450741 Apparatus for deburring, chamferring and beveling workpieces Sep. 17, 2002
6113477 Drill abrasive apparatus Sep. 5, 2000
5924915 Hand held self aligning shaft grinder Jul. 20, 1999
5906538 Cutting apparatus with abrasive wheel May. 25, 1999
5725419 Apparatus for removing excess material from workpieces Mar. 10, 1998
5718030 Method of dry abrasive delabeling of plastic and glass bottles Feb. 17, 1998
5591069 Portable blade sharpener for ice skates Jan. 7, 1997
5567195 Method and apparatus for grinding bars Oct. 22, 1996
5536197 Automatic machine for the production of rounded bevels at the corners of flat sheets Jul. 16, 1996
5522684 Chamfer cutting tool Jun. 4, 1996
5518438 Apparatus and method for grinding needle workpieces May. 21, 1996
5480345 Knife sharpener Jan. 2, 1996
5468173 Automatic deburring machine Nov. 21, 1995
5397262 Knife grinder Mar. 14, 1995
5394652 Sanding wheel for raised wooden panels Mar. 7, 1995
5373666 Grinding wheels for the machine working of marble and granite Dec. 20, 1994
5347763 Polishing apparatus Sep. 20, 1994
5274958 Sharpening system especially suitable for spiral meat slicing blade Jan. 4, 1994
5189848 Blade sharpening apparatus, blade guide and sharpening method Mar. 2, 1993
5138797 Grinding guide assembly for a hand-held grinding machine for buttons of a button drill bit Aug. 18, 1992
5133157 Apparatus for sharpening cutting edges of knife blades Jul. 28, 1992
5129122 Deburring apparatus Jul. 14, 1992
5090160 Planer blade sharpening apparatus Feb. 25, 1992
5085235 Reflexology nail stimulator Feb. 4, 1992
5054243 Brake lining grinder apparatus and method Oct. 8, 1991
4964241 Blade sharpener Oct. 23, 1990
4961288 Apparatus for sharpening edge tools Oct. 9, 1990
4928436 Device for sharpening knives May. 29, 1990
4858389 Apparatus for grinding twist drills Aug. 22, 1989
4850149 Sharpening device Jul. 25, 1989
4821457 Vertical oscillating spindle sanders Apr. 18, 1989
4799335 Knife sharpening device Jan. 24, 1989
4799336 Dust collecting system for bench grinder Jan. 24, 1989

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