Dispensing – Collapsible wall-type container – With wall-collapsing means
Patent
1975-04-25
1977-12-13
Reeves, Robert B.
Dispensing
Collapsible wall-type container
With wall-collapsing means
222192, 2223865, 239323, B65D 3528
Patent
active
040624757
ABSTRACT:
An improved pressure package of the type having a generally rigid container, a liner within the container forming a reservoir containing a product to be dispensed under the influence of a propellant outside the reservoir and valve means closing the container wherein the improvement is the product has a first non-gaseous fluid phase and a second non-gaseous fluid phase, the phases being immiscible and having different densities to form a phase boundary within the reservoir, an orifice for communicating the first phase to the valve and a dip tube for communicating the second phase to the valve.
REFERENCES:
patent: 3113698 (1963-12-01), Abplanalp
patent: 3211349 (1965-10-01), Prussin et al.
patent: 3245582 (1966-04-01), Roth et al.
patent: 3260421 (1966-07-01), Rabussier
patent: 3272402 (1966-09-01), Frangos
patent: 3471059 (1969-10-01), Moller et al.
patent: 3731854 (1973-05-01), Casey
patent: 3788521 (1974-01-01), Laauwe
patent: 3938708 (1976-02-01), Burger
Harris Robert G.
Monson James A.
Reeves Robert B.
S. C. Johnson & Son Inc.
Scherbel David A.
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