Skate sharpener

Details Skate sharpener Skate sharpener

1977-05-02

1978-04-25

Smith, Gary L.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51 99, 51228, B24B 702

Patent

active

040855473

ABSTRACT:
A skate sharpener having a grinding wheel supported over the skate by a combined parallelogram and Watts linkage which guides the grinding element substantially parallel with the sharpened surface of the skate blade while keeping the grinding pressure constant; in preferred embodiments a tension spring forms one vertical link of the parallelogram linkage and a hydraulic cylinder, connected between the parallelogram linkage and the sharpener base, provides a smooth sharpening speed.

REFERENCES:
patent: 2982056 (1961-05-01), Edqvist
patent: 3036409 (1962-05-01), Whitcomb
patent: 3053018 (1962-09-01), Tracy

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