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Class Information
Number: 451/422
Name: Abrading > Attachment > To cutting machine to sharpen blade > Rotary abrading tool > Work actuated
Description: Machine knife sharpening attachment in which the knife is abraded by a tool having only rotary motion and driven by contact with the knife being sharpened.

Patents under this class:

Patent Number Title Of Patent Date Issued
8043142 Sharpener carried by the product table of a food slicer Oct. 25, 2011
7073421 Slicing machine, and method of use and components thereof Jul. 11, 2006
5591072 Sharpening device for food slicer Jan. 7, 1997
5303515 Method and device for automatically sharpening cutting blades Apr. 19, 1994
5152203 Apparatus and method for sharpening saw blades having planetary motion in transverse cutting Oct. 6, 1992
5101704 Slicer knife guard and sharpener Apr. 7, 1992
4497143 Device for sharpening rotating blades Feb. 5, 1985
4173846 Orbital saw sharpening device Nov. 13, 1979
4062111 Sharpener mounting structure and knife guard for circular knife type of cloth cutting machine Dec. 13, 1977
4019286 Hone for involute knife Apr. 26, 1977
3993116 Rasp sharpener Nov. 23, 1976
3986304 Sharpener for commodity slicing machine Oct. 19, 1976
3958478 Sharpener for commodity slicing machine May. 25, 1976

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