Floor maintenance brush

Details Floor maintenance brush Floor maintenance brush

1975-10-01

1977-07-26

Smith, Al Lawrence

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

15159A, B24D 1314, A46B 906

Patent

active

040373690

ABSTRACT:
A brush or pad having fibers of varying abrasive characteristics, the fibers of greater abrasive characteristics being located towards the center of the brush and the fibers of lesser abrasive characteristics being located towards the outer periphery of the brush.

REFERENCES:
patent: 959054 (1910-05-01), Glover
patent: 1093437 (1914-04-01), Koeppen
patent: 1206031 (1916-11-01), Ritter
patent: 2196079 (1940-04-01), Pyle
patent: 3072944 (1963-01-01), Clayton
patent: 3605347 (1971-09-01), Barry
patent: 3758393 (1973-09-01), Smith

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