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Class Information
Number: 451/293
Name: Abrading > Machine > Rotary tool > Rotary disk > Blade sharpener
Description: Abrading machine especially adapted to sharpen the edge of a cutting member.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8597083 Blade sharpening system for multiple blade shapes Dec. 3, 2013
8535120 Blade sharpening system for agricultural implements Sep. 17, 2013
8512103 Cutting tool sharpener Aug. 20, 2013
8348725 Grinding and honing fixture with clamping jaws Jan. 8, 2013
8337281 Self-aligning rotary blade holder for sharpener Dec. 25, 2012
8277284 Ice skate blade sharpening machines and associated method of dressing a grinding wheel Oct. 2, 2012
8277291 Abrasive slotted disc with controlled axial displacement of a workpiece Oct. 2, 2012
8092279 Sharpening system for scissors with complex curved blades Jan. 10, 2012
7993183 Method of sharpening a wood working knife Aug. 9, 2011
7959494 Sharpening cutting blades having a progressively changing cutting angle Jun. 14, 2011
7934978 Ice skate blade sharpening machine May. 3, 2011
7896729 Universal rotary blade holder for sharpener Mar. 1, 2011
7862406 Saw chain sharpening assembly Jan. 4, 2011
7854650 Knife sharpener Dec. 21, 2010
7740522 Knife sharpener Jun. 22, 2010
7686676 Precision sharpener for hunting and Asian knives Mar. 30, 2010
7510458 Bit sharpening apparatus and method of using Mar. 31, 2009
7503835 Lawnmower blade sharpener Mar. 17, 2009
7494403 Knife sharpener with improved knife guides Feb. 24, 2009
7491115 Indexing device for performing operational tasks on a tool element Feb. 17, 2009
7488238 Emery wheel grinding machine with adjustable drill bit chuck Feb. 10, 2009
7488241 Precision control of sharpening angles Feb. 10, 2009
7452262 Knife sharpeners with improved knife guides Nov. 18, 2008
7220169 Sharpening apparatus May. 22, 2007
7198558 Knife blade dressing apparatus Apr. 3, 2007
RE39492 Method for sharpening bedknives Feb. 20, 2007
7121923 Dual position sharpening device Oct. 17, 2006
7118466 Scissor sharpening machine Oct. 10, 2006
7112124 Rotary blade sharpener Sep. 26, 2006
7008307 Apparatus for sharpening a circular blade Mar. 7, 2006
6875093 Sharpening device Apr. 5, 2005
6863600 Apparatus for precision edge refinement of metallic cutting blades Mar. 8, 2005
6802763 Apparatus for sharpening blades Oct. 12, 2004
6722968 Conversion attachment for bench grinder tool rest Apr. 20, 2004
6709319 Sharpener assembly for a food slicer and related method Mar. 23, 2004
6709320 Width adjustable sharpener Mar. 23, 2004
6676495 Power sharpening system Jan. 13, 2004
6506106 Automated razor sharpening device Jan. 14, 2003
6368196 Blade sharpener for curved and straight edge blades Apr. 9, 2002
6364750 Blade sharpener for curved and straight edge blades Apr. 2, 2002
6267652 Versatile ultrahone sharpener Jul. 31, 2001
6261161 Sharpener assembly for a food slicer and related method Jul. 17, 2001
6257967 Sharpener for veneer knife Jul. 10, 2001
6224468 Apparatus and method for sharpening a disc blade May. 1, 2001
6190244 Sharpening arrangement Feb. 20, 2001
6113476 Versatile ultrahone sharpener Sep. 5, 2000
6086465 Device for post-machining a steel edge of a ski Jul. 11, 2000
6036588 Knife ring [chip] cutter Mar. 14, 2000
6019023 Cutting machine using a rotary wheel for cutting a flexible material consisting of a single sheet or a small mat of sheets, and method for adjusting said machine Feb. 1, 2000
6012971 Sharpening apparatus Jan. 11, 2000

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