Rotary cleaning brushes

Details Rotary cleaning brushes Rotary cleaning brushes

1977-03-28

1979-02-06

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Implements

Brush or broom

15 21D, 15181, 15DIG3, A46B 100

Patent

active

041375947

ABSTRACT:
The invention relates substantially to brush consisting of a number of wire bundles forming knots and extending radially from the periphery of a heat conducting disc supporting the wire bundles, all being covered by a first layer of elastomer which has attached to it a second layer of elastomer of substantially less diameter, extending over a portion of said knots; the remainder of the knobs being left uncovered by the second layer thereby forming a flexible base for the movement of the knots as well as permitting heat conduction to the air.

REFERENCES:
patent: 2648084 (1953-08-01), Swart
patent: 2929086 (1960-03-01), Peterson
patent: 3142081 (1964-07-01), Hartz et al.

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