Clamping device for use in sharpening shears and the like

Details Clamping device for use in sharpening shears and the like Clamping device for use in sharpening shears and the like

1976-10-29

1978-06-20

Whitehead, Harold D.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

B24B 352

Patent

active

040953769

ABSTRACT:
An improved clamping device for use in sharpening shears and the like with a grinding wheel wherein the shear blade is rigidly clamped onto a counterbalanced support member that is secured to a base member for free pivotal movement with respect thereto. The blade is clamped by a clamping assembly which includes a detachable spring-biased plate and a camming lever. The degree of free pivotal movement of the support member is adjustable for the purpose of presetting the desired grinding angle.

REFERENCES:
patent: 1443327 (1923-01-01), Tourtellot
patent: 2538314 (1951-01-01), Johansson
patent: 2796787 (1957-06-01), Aske
patent: 3855738 (1974-12-01), Guggenheim
patent: 4005553 (1977-02-01), Eller

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