Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1979-07-02
1981-02-17
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Brushing
51170T, 64 30A, A46B 1302, F16D 700
Patent
active
042505879
ABSTRACT:
This invention is a scrubbing device particularly adapted for use in cleaning shower stalls, bathroom tile, tubs and the like. The drive motor of the unit is of the variable speed type and through a nonconductive clutch drive and associated drive cable operates a hand-held scrubber head. The prevention of accidental electric shock is assured through use of nonconductive material in the power transfer portion of the invention as well as the exterior housings thereof.
REFERENCES:
patent: 1138926 (1915-05-01), Bernett
patent: 1400079 (1921-12-01), Kolling
patent: 2170036 (1939-08-01), Schumann
patent: 2606431 (1952-08-01), Elgin
patent: 2904804 (1959-09-01), Odessey
patent: 2944271 (1960-07-01), Foster
patent: 3932908 (1976-01-01), Bitgood et al.
patent: 4131966 (1979-01-01), Gross
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