System for maintaining the cutting condition of double ground kn

Details System for maintaining the cutting condition of double ground kn System for maintaining the cutting condition of double ground kn

1997-04-04

1998-08-11

Font, Frank G.

Optics: measuring and testing

By polarized light examination

With light attenuation

356375, 364551, 364474, G01B 1124

Patent

active

057934932

ABSTRACT:
A system for estimating the cutting condition of a double ground knife blade in which the width of each of the two adjacent bevels comprising the cutting edge are compared. The two bevels may be pictured on a monitor and compared visually, or may be processed to generate a data display or, additionally, signals to control a sharpening device.

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patent: 3586865 (1971-06-01), Baker
patent: 4176396 (1979-11-01), Howatt
patent: 5255199 (1993-10-01), Barkman et al.
patent: 5278632 (1994-01-01), Shotwell
patent: 5361308 (1994-11-01), Lee et al.
patent: 5444536 (1995-08-01), Satzger et al.

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