Instant sealing spray canister

Details Instant sealing spray canister Instant sealing spray canister

1990-05-17

1991-11-19

Huppert, Michael S.

Dispensing

With casing or support

Jacketed

222325, 2224007, B67D 506

Patent

active

050659073

ABSTRACT:
This invention provides a spray canister comprising an outer housing an an inner housing, each housing having a concave base, the base of said inner housing being adapted to mate with the base of said outer housing, said outer housing having first and second oppositely disposed openings, said first opening being adapted to receive said inner housing, said outer housing having a top portion fitted with spring means and sealing means, and having inlet means for applying air pressure to said inner housing and means adapted for operative connection with a spraying head for dispensing material from said inner housing, said inner housing being adapted to contain material to be sprayed and having a top portion adapted to sealingly contact the sealing means of said outer housing when said inner housing is inserted in said outer housing.

REFERENCES:
patent: 1935973 (1933-11-01), Altmann
patent: 2197763 (1940-04-01), Kahn
patent: 2220146 (1940-11-01), Curry
patent: 2967421 (1961-01-01), Darbo
patent: 3428218 (1969-02-01), Coja
patent: 3487979 (1970-07-01), Altounyan et al.
patent: 3907490 (1975-09-01), Schaller
patent: 3913802 (1975-10-01), DiIanni
patent: 4043744 (1977-08-01), Svensson
patent: 4208013 (1980-06-01), Coleman et al.
patent: 4275774 (1981-06-01), Andersen et al.
patent: 4402430 (1983-09-01), Fox et al.
patent: 4667856 (1987-05-01), Nelson
patent: 4836414 (1989-06-01), Credle, Jr. et al.

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