Cleaning, scouring and/or polishing pads

Details Cleaning, scouring and/or polishing pads Cleaning, scouring and/or polishing pads

1976-03-01

1977-10-25

Whitehead, Harold D.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51401, B24D 1504

Patent

active

040550290

ABSTRACT:
In a cleaning, scrubbing or polishing pad of the type formed from a pliable, flexible foamed plastic body having a scrubbing surface, the improvement of a plurality of protuberances on the scrubbing surface, each of the protuberances being defined by peripheral surfaces generally perpendicular to and forming generally sharp edges with an upper scrubbing surface of the protuberance.

REFERENCES:
patent: 1896946 (1933-02-01), Gauss
patent: 2650158 (1953-08-01), Eastman
patent: 2780533 (1957-02-01), Hurst
patent: 3021649 (1962-02-01), Robbins
patent: 3124822 (1964-03-01), Marchese
patent: 3188675 (1965-06-01), Beck
patent: 3498010 (1970-03-01), Hagihara
patent: 3540160 (1970-11-01), DeRose

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