Backing disc with means to expel abraded particles

Details Backing disc with means to expel abraded particles Backing disc with means to expel abraded particles

1974-04-08

1976-08-17

Smith, Al Lawrence

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51170T, 51273, 51356, B24D 1318, B24B 2302, B24D 908

Patent

active

039745988

ABSTRACT:
A plastic disc of limited flexibility has radially offset vanes disposed about the upper surface thereof and extending part way thereacross for use as a backing disc for a rotary disc sander.

REFERENCES:
patent: 2599952 (1952-06-01), Strayer
patent: 2636324 (1953-04-01), Ruthven
patent: 3187475 (1965-06-01), Sopcak
patent: 3574975 (1971-04-01), Liss

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