Surface cleaning device

Details Surface cleaning device Surface cleaning device

1975-08-12

1977-05-17

Moore, Christopher K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15353, 15409, A47L 700

Patent

active

040232336

ABSTRACT:
A surface cleaning device comprising nozzle means for directing a high-pressure jet of liquid at an acute angle on to a surface, and collection means for collecting the liquid after deflection from the surface, said collection means including an inlet duct of approximately constant cross-sectional area having a lower wall terminating with an edge adapted in use to contact the surface ahead of the area of impingement of the jet, whereby in use the liquid jet deflected from the surface co-operates with the duct to create a jet-pump which sucks entrained air, stray liquid, and debris cleaned from the surface, into the duct.

REFERENCES:
patent: 663943 (1900-12-01), Thurman
patent: 995969 (1911-06-01), Junk
patent: 1037368 (1912-09-01), Symons
patent: 1040641 (1912-10-01), Coyle
patent: 1211902 (1917-01-01), Warner
patent: 1606492 (1926-11-01), Ackerman

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