Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1982-08-11
1984-12-18
Coe, Philip R.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
239590, A47L 500
Patent
active
044883293
ABSTRACT:
A power spray nozzle using a single fluidic oscillator to disseminate liquid, selectively and cyclically, from one end of a floor brush to the other and return.
REFERENCES:
patent: 3200433 (1965-08-01), Downey
patent: 3663984 (1972-05-01), Anthony et al.
patent: 3843989 (1972-10-01), De Maagd
patent: 4096601 (1978-06-01), Knestele
patent: 4184636 (1980-01-01), Bauer
patent: 4234995 (1980-11-01), Parise
patent: 4260106 (1981-07-01), Bauer
Bell Edward L.
Coe Philip R.
Schmidt Edward P.
Smith Robert E.
Stinson Frankie L.
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