Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1979-01-08
1980-11-25
Smith, Gary L.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51170T, 51266, 51356, 152301, B24D 1318, B24B 2302, B24D 908
Patent
active
042350522
ABSTRACT:
An improvement in backing discs for rotary sanders and the like has a plurality of radially offset blades on a back surface thereof with each blade being formed of a plurality of separate elements for flexibility of the blades and disc and the elements of each blade are formed to deflect upon striking a solid object.
REFERENCES:
patent: 1485649 (1924-03-01), Van Leggelo
patent: 2217231 (1940-10-01), Morse
patent: 2599952 (1952-06-01), Strayer
patent: 2966333 (1960-12-01), Flanagan
patent: 3187475 (1965-06-01), Sopcak et al.
patent: 3574975 (1971-04-01), Liss
patent: 3952712 (1976-04-01), Hermanson
patent: 3974598 (1976-08-01), Guidry
patent: 4069538 (1978-01-01), Fallen
Hendricson Alvin E.
Olszewski Robert P.
Smith Gary L.
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