Scissor sharpener

Details Scissor sharpener Scissor sharpener

1990-09-13

1991-03-26

Rose, Robert A.

Metal tools and implements, making

Tool sharpeners

Cutting

76 82, 51214, 51208, 51181R, B21K 1106, B24B 352

Patent

active

050019457

ABSTRACT:
The invention relates to a scissor sharpener comprising a grinding element which is passed along the scissor blades between them during sharpening. The blades can be provided with a microscopic transverse toothing if the grinding element is formed by two rolls the rotation of which is prevented when they are passed from the blade point toward the scissor hinge and allowed when they are passed in the opposite direction.

REFERENCES:
patent: 538964 (1895-05-01), Hermes
patent: 1051333 (1913-01-01), Jacoby
patent: 2147464 (1939-02-01), Shaw
patent: 2404025 (1946-07-01), Barnes
patent: 4258592 (1981-03-01), Linden

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