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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 6824449 |
Clamping assembly |
Nov. 30, 2004 |
| 6824457 |
Angle measurement device |
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 |
| 4512111 |
Knife blade sharpener |
Apr. 23, 1985 |
| 4512112 |
Knife sharpener clamp construction |
Apr. 23, 1985 |
| 4441279 |
Portable sharpener |
Apr. 10, 1984 |
| 4404873 |
Blade sharpener |
Sep. 20, 1983 |
| 4320892 |
Knife sharpener |
Mar. 23, 1982 |
| 4070929 |
Tool sharpening apparatus |
Jan. 31, 1978 |
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