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Class Information
Number: 451/371
Name: Abrading > Work holder > Clamp > Edge tool > Gauging device > Portable > Blade sharpener
Description: Portable clamping edge tool holder especially adapted to sharpen the edge of a cutting member.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8523638 Edge tool and sharpener in combination Sep. 3, 2013
8512103 Cutting tool sharpener Aug. 20, 2013
8491356 Adjustable knife sharpener Jul. 23, 2013
8430720 Apparatus for precision steeling/conditioning of knife edges Apr. 30, 2013
8388413 Wideblade sharpening guide Mar. 5, 2013
8348725 Grinding and honing fixture with clamping jaws Jan. 8, 2013
8323077 Blade sharpening assembly Dec. 4, 2012
8303381 Knife sharpener with anti-rocking blade-conforming clamping members Nov. 6, 2012
8292701 Blade sharpening assembly Oct. 23, 2012
8262438 Knife sharpener Sep. 11, 2012
7987608 Grinding angle bubble level jig Aug. 2, 2011
7959494 Sharpening cutting blades having a progressively changing cutting angle Jun. 14, 2011
7918715 Device and method for sharpening blades Apr. 5, 2011
7874896 Sharpening guide assembly Jan. 25, 2011
7867062 Blade sharpener Jan. 11, 2011
7686678 Tool setter for a grinding machine Mar. 30, 2010
7666067 Method and device for sharpening a cutting tool Feb. 23, 2010
7553216 Honing guide assembly Jun. 30, 2009
7549910 Blade sharpening holder Jun. 23, 2009
7338351 Apparatus and method for sharpening tool blades Mar. 4, 2008
7335093 Blade sharpening holder Feb. 26, 2008
7329172 Rotary mower blade sharpener having movable griding wheels Feb. 12, 2008
7281969 Tool sharpening and compound honing jig Oct. 16, 2007
7238096 Orbital rotary blade sharpener Jul. 3, 2007
RE39492 Method for sharpening bedknives Feb. 20, 2007
7144310 Knife sharpener apparatus Dec. 5, 2006
7052385 Self-aligning blade angle guide May. 30, 2006
6942551 Method for forming a cutting edge along an edge portion of a blade stock Sep. 13, 2005
6824457 Angle measurement device Nov. 30, 2004
6824449 Clamping assembly Nov. 30, 2004
6227958 Knife and sharpening holder May. 8, 2001
6168509 Manual knife sharpening device Jan. 2, 2001
6146257 Manually-operated sharpening apparatus Nov. 14, 2000
6030281 Sharpening apparatus Feb. 29, 2000
5941763 Fixture and device for controlled scissor sharpening Aug. 24, 1999
5893792 Method for sharpening bedknives Apr. 13, 1999
5816898 Cutter sharpening device Oct. 6, 1998
5472375 Blade sharpening angle guide Dec. 5, 1995
5462476 Blade sharpening device Oct. 31, 1995
5431068 Blade sharpener Jul. 11, 1995
5283986 Apparatus and method for sharpening contour profile cutter blades Feb. 8, 1994
5283987 Saw blade clamp unit Feb. 8, 1994
5195275 Blade sharpener Mar. 23, 1993
5157870 Precision clamp scissors sharpening system Oct. 27, 1992
5009040 Blade sharpener Apr. 23, 1991
4821462 Dental instrument sharpening hone Apr. 18, 1989
4736544 Blade holder for sharpening lawnmower blades Apr. 12, 1988
4733501 Honing guide Mar. 29, 1988
4532736 Sharpening device Aug. 6, 1985
4512112 Knife sharpener clamp construction Apr. 23, 1985

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