Cleaning devices

Details Cleaning devices Cleaning devices

1977-10-17

1980-04-15

Moore, Christopher K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15 15R, 15308, 15404, 15421, A47L 904

Patent

active

041976100

ABSTRACT:
Cleaning devices are described which include a vacuum cleaner wherein electrostatically charged brushes that brush dirt off a floor, are electrically grounded to remove charges that could tend to hold dirt to the brushes.

REFERENCES:
patent: 3005224 (1961-10-01), Magarian
patent: 3706108 (1972-12-01), Taylor
patent: 3780391 (1973-12-01), Leenhouts
patent: 3909864 (1975-10-01), Tanaka et al.
patent: 3965524 (1976-06-01), Kurita et al.

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