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Class Information
Number: 451/229
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Reciprocating work holder > Blade sharpener
Description: Abrading machine especially adapted to sharpen the edge of a cutting member.










Patents under this class:

Patent Number Title Of Patent Date Issued
8348725 Grinding and honing fixture with clamping jaws Jan. 8, 2013
7435159 Rotary jig Oct. 14, 2008
7220169 Sharpening apparatus May. 22, 2007
6942551 Method for forming a cutting edge along an edge portion of a blade stock Sep. 13, 2005
6589104 Electric chain saw sharpening machine Jul. 8, 2003
6572459 Machine for machining in particular superfinishing, cylindrical surfaces of circular cylindrical workpieces, using an abrasive belt moving tangentially Jun. 3, 2003
6471569 Rotary mower blade grinder Oct. 29, 2002
6193591 Loading system and collect assembly for grinding a workpiece Feb. 27, 2001
5823856 Apparatus for the resharpening of two-dimensionally acting knife sets for flaking machines, especially for wood flaking machines Oct. 20, 1998
5711701 Universal polishing fixture for holding connectors Jan. 27, 1998
5601473 Skate sharpening apparatus and method Feb. 11, 1997
5218787 Apparatus for sharpening implements Jun. 15, 1993
5127194 Apparatus for sharpening the blade of a skate Jul. 7, 1992
5018310 Knife sharpener May. 28, 1991
5009038 Automatic chamfering machine Apr. 23, 1991
4984391 Machine for forming woodworking tool Jan. 15, 1991
4558541 Ice skate sharpening method Dec. 17, 1985











 
 
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