Self-pressurizing sprayer

Details Self-pressurizing sprayer Self-pressurizing sprayer

1987-06-05

1988-11-08

Rolla, Joseph A.

Dispensing

Processes of dispensing

222394, 222401, 141 2, 141 18, 239352, 239373, B65D 8314, B05B 904

Patent

active

047829826

ABSTRACT:
A portable sprayer which has a resealable lid and a one-way valve attached to a receptacle. As the receptacle is filled with fluid through the one-way valve, air which is entrapped in the receptacle pressurizes the container to facilitate dispensing the fluid.

REFERENCES:
patent: 194597 (1877-08-01), Hearle
patent: 1078028 (1913-11-01), Zeamans
patent: 1246227 (1917-11-01), Bouvin
patent: 1299567 (1919-04-01), Farr
patent: 2501260 (1950-03-01), Brodin
patent: 2645381 (1953-07-01), Lattman
patent: 2750752 (1956-06-01), Yorgey, Jr.
patent: 3109566 (1963-11-01), Yetter
patent: 3245583 (1966-04-01), Miller et al.
patent: 3718165 (1973-02-01), Grothoff
patent: 3790039 (1974-02-01), Zucconi
patent: 4431117 (1984-02-01), Genbauffe et al.

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