Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1978-04-21
1980-01-15
Moore, Christopher K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15340, 55314, 55324, 55467, B01D 5000
Patent
active
041831160
ABSTRACT:
There is disclosed a wet-dry vacuum sweeper including a waste receptacle mounting a separator for receipt of air and entrained solids from a sweeper head for separation of the larger solids by centrifugal separation and passage of the exhaust flow directly to atmosphere or, at the selection of the operator, through a filtration system including upstanding tubular filters for further filtration of smaller particles from the flow stream.
REFERENCES:
patent: 3842461 (1974-10-01), Wurster
patent: 3870489 (1975-03-01), Shaddock
patent: 3973935 (1976-08-01), Moore, Jr.
patent: 4062085 (1977-12-01), Duncan
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