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Class Information
Number: 451/141
Name: Abrading > Machine > Rotary reciprocating tool > Cylindrical tool > Rectilinear > Work rotating > Helical blade
Description: Abrading machine specifically adapted for sharpening a cutting member the cutting edge of which is disposed parallel to and along an axis in such a way that the edge extends about the axis as it extends therealong.










Patents under this class:

Patent Number Title Of Patent Date Issued
8343300 Automated thermal slide debonder Jan. 1, 2013
8287332 Method and apparatus for machining workpieces Oct. 16, 2012
7503835 Lawnmower blade sharpener Mar. 17, 2009
7163644 CMP abrasive, liquid additive for CMP abrasive and method for polishing substrate Jan. 16, 2007
6942553 Portable automated sharpening apparatus for an operational reel blade mechanism Sep. 13, 2005
6786806 Rotary mower blade sharpener Sep. 7, 2004
6699103 Mower reel blade grinding device Mar. 2, 2004
6685544 Automatic mower reel grinder Feb. 3, 2004
6515493 Method and apparatus for in-situ endpoint detection using electrical sensors Feb. 4, 2003
6290581 Automatic mower reel grinder Sep. 18, 2001
6010394 Automatic mower reel grinder Jan. 4, 2000
5879224 Reel assembly grinder with automatic indexing and grinding control Mar. 9, 1999
5725415 Grinding machine and method of sharpening grass mower bedknives Mar. 10, 1998
5549508 Sharpening lawn mower blades Aug. 27, 1996
5321912 Mover reel blade relief grinding device Jun. 21, 1994
5012617 Dual purpose grinding machine May. 7, 1991
4817338 Grinding head for a machine for grinding helically grooved cutting tools Apr. 4, 1989
4694613 Relief grinding of lawn mower cylindrical blades Sep. 22, 1987
4621456 Grinding machine for mowing machine cylinder blades Nov. 11, 1986
4550532 Automated machining method Nov. 5, 1985
4502456 Apparatus for dressing grinding wheels Mar. 5, 1985
4485591 Blade grinding machine for reel type mowers Dec. 4, 1984
4484931 Thread grinder Nov. 27, 1984
4460297 Orbital method and apparatus for making helical races Jul. 17, 1984
4192103 Cutting reel grinder with automatic control Mar. 11, 1980
4163345 Arrangement for the grinding of rotary profile cutters Aug. 7, 1979
4148158 Lawn mower blade grinder Apr. 10, 1979
4064657 Machine for machining spiral cutting edges on cutting tools Dec. 27, 1977











 
 
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