Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1982-11-22
1984-08-21
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15353, 210332, 210409, A47L 1130
Patent
active
044661550
ABSTRACT:
An apparatus for cleaning hard surfaces and surface coverings such as rugs and upholstery material, consisting of a tank of cleaning fluid, an outlet line running to a cleaning head, a pump in connection with the outlet line, a vacuum motor with an inlet line recovering cleaning fluid through the cleaning head, filters in the tank in connection with the inlet and outlet lines, a stream cleaning the outlet filter and centrifuging the cleaning fluid in the tank separating out contaminants leaving a body of cleaning fluid substantially free of particulate matter to recycle whereby for example, a tank of six gallons of cleaning fluid can accomplish the effective cleaning effort for which would be required on the order of sixty gallons of uncycled cleaning fluid.
REFERENCES:
patent: 1670934 (1928-05-01), Keefer
patent: 2223963 (1940-12-01), Nadig
patent: 2889048 (1959-06-01), Nordin
patent: 3431582 (1969-03-01), Grave
patent: 3674148 (1972-07-01), Miller et al.
patent: 3940826 (1976-03-01), Phillips et al.
patent: 3942214 (1976-03-01), Maasberg
patent: 4138761 (1979-02-01), Nauta
Gregory Leo
Moore Chris K.
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