Fluid sprinkling – spraying – and diffusing – Including supply holder for material – Fluid pressure discharge means
Patent
1990-02-16
1991-02-12
Kashnikow, Andres
Fluid sprinkling, spraying, and diffusing
Including supply holder for material
Fluid pressure discharge means
222189, 222190, 239346, 239366, 239370, 239371, 2394173, 239432, B05B 732
Patent
active
049917790
ABSTRACT:
A foam producing device for the alternative dispensing of foams or liquids comprising a porous element a partially gas permeable wall, a gas distributing plenum a gas entry port in fluid connection with said plenum; a second wall opposite the outer surface of said gas permeable wall; a mixing chamber comprising at one end, the proximal end, a small annular opening between said gas permeable and second wall, comprising an orifice for the uniform distribution of foamable liquids therethrough into said chamber and at the distal end an exit port for the discharge of foams or liquids from said chamber said chamber being tapered or not, as required; a liquid distribution plenum for the uniform distribution of said foamable liquids to said orifice and a liquid entry port in fluid connection, through a conduit with said plenum wherein said plenum and a source of foamable liquid are in fluid connection through a conduit therebetween; with the proviso that only the portion of said gas permeable wall between said orifice and said exit port is gas permeable said device further comprising, in the conduit between said pressurized gas source and said gas distributing plenum valve means to prevent entrance of said gas to said device when only the dispensing of liquid is desired.
REFERENCES:
patent: 3937364 (1976-02-01), Wright
patent: 4022351 (1977-05-01), Wright
patent: 4044923 (1977-08-01), Gardner
patent: 4531659 (1985-07-01), Wright
patent: 4531660 (1985-07-01), Ford, Jr.
Bekelnitzky Seymour G.
Forman Michael J.
Kashnikow Andres
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