Blade sharpening machines

Details Blade sharpening machines Blade sharpening machines

2007-05-22

2007-05-22

Nguyen, Dung Van (Department: 3723)

Abrading

Abrading process

Razor, knife, or scissors sharpening

C451S056000, C451S443000

Reexamination Certificate

active

11328768

ABSTRACT:
The invention concerns a blade sharpening machine that can be driven either by manual or automatic control. The blade sharpening machine possess two rotating grinding wheels and a mechanism for supporting the blade to be sharpened so that said blade can be sharpened in contact with the lateral surface of a rotating grinding wheel.

REFERENCES:
patent: 3881889 (1975-05-01), Hunkeler
patent: 6676495 (2004-01-01), Siemers et al.
patent: 6808440 (2004-10-01), Mundt
patent: 2002/0137445 (2002-09-01), Trigari

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