Automatic device for washing windows

Details Automatic device for washing windows Automatic device for washing windows

1979-07-23

1981-03-24

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Machines

Combined

15 50C, 15103, 1525003, A47L 102

Patent

active

042571383

ABSTRACT:
An electrically powered apparatus for automatically washing and wiping an outer side of a building window; the apparatus including a horizontal rotary brush rotating against the window and at the same time being vertically carried on vertical screws turned by an electric motor, a detergent solution supply tank above the window being contacted by the brush at its upper limit of travel so to fill a chamber inside the brush from which the solution is gradually dispensed to the brush bristles, a wiper blade above and below the brush wiping the window dry of the solution.

REFERENCES:
patent: 2563696 (1951-08-01), Wayne
patent: 2740151 (1956-04-01), Wayne
patent: 3298052 (1967-01-01), Wolfe
patent: 3425082 (1969-02-01), Hetman
patent: 3454976 (1969-07-01), Kijinski

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