Cleaning apparatus and method

Details Cleaning apparatus and method Cleaning apparatus and method

1979-09-28

1981-12-29

Moore, Chris K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15322, 15353, A47L 700

Patent

active

043074847

ABSTRACT:
Apparatus and method for cleaning surfaces such as carpet and the like by the application of liquid and the vacuum extraction of liquid from the surface to be cleaned wherein operation in a selected one of two modes is facilitated. One mode of cleaning involves spraying an application of liquid. The other mode of operation involves sheeted application of liquid and subjects the liquid to ultrasonic vibration before extraction. Particular characteristics are described which enhance selectivity of cleaning in these two modes.

REFERENCES:
patent: 3705437 (1972-12-01), Rukavina et al.
patent: 3711891 (1973-01-01), Conway
patent: 4069541 (1978-01-01), Williams et al.

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