Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1982-11-12
1984-12-18
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
A47L 1134
Patent
active
044883307
ABSTRACT:
A rug and upholstery cleaning apparatus comprising a nozzle embodying a pair of chambers separated by a baffle elevated to provide a passage therebelow, one chamber comprising a suction chamber and the other a cleaning chamber having a jet directing a stream of cleaning fluid to the area of said passage and angled to penetrate and sweep through the pile of the material being cleaned to the depth of the soil therein, the combined action of suction chamber and pressure of the stream of cleaning fluid causing the pile to tend to become erect and aligned, and the suction in a simultaneous action with the injection of cleaning fluid causes the cleaning fluid to have a sweeping action through the pile and the suction withdraws the cleaning fluid with the soil therein to the extent that whereby what is substantially dampness remains in the pile.
REFERENCES:
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patent: 3775053 (1973-11-01), Wisdom
patent: 4153968 (1979-05-01), Perkins
patent: 4194262 (1980-03-01), Finley et al.
patent: 4308636 (1982-01-01), Davis
Gregory Leo
Moore Chris K.
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