Aerosol container valve with means for tapping additional gas

Details Aerosol container valve with means for tapping additional gas Aerosol container valve with means for tapping additional gas

1979-02-05

1981-01-27

Scherbel, David A.

Dispensing

With discharge assistant

Fluid pressure

22240218, B65D 8314

Patent

active

042470242

ABSTRACT:
The container valve housing is provided with two concentric bearing walls having different heights, the outer bearing wall being fitted with a gasket which is traversed by the valve stem and the inner bearing wall being applied against the gasket so as to form an internal chamber which communicates with the product to be dispensed. An annular wall between the two bearing walls is provided with filler openings and with at least one independent calibrated bleeder orifice or tap for the admission of propellant gas from the headspace of the container into the internal chamber.

REFERENCES:
patent: 3375957 (1968-04-01), Kuffer
patent: 3401844 (1968-09-01), Hanson
patent: 3583606 (1971-06-01), Ewald
patent: 4015757 (1977-04-01), Meuresch et al.
patent: 4062478 (1977-12-01), Giuffredi

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