Aerosol dispenser using butane propellant

Details Aerosol dispenser using butane propellant Aerosol dispenser using butane propellant

1976-03-09

1977-12-06

Tollberg, Stanley H.

Dispensing

With discharge assistant

Fluid pressure

22240224, 239573, 239579, B65D 8314, F16K 3158

Patent

active

040612520

ABSTRACT:
A dispenser for a butane aerosol dispenser. The dispenser has a hollow support, a dip tube depending from the central portion of the bottom of the support and opening into the interior of the support, the bottom surface of the support having at least one propellant inlet aperture at the periphery thereof. A pushbutton having a depending sleeve is positioned above the support with the lower end movable into and out of the support. A nozzle is provided in the pushbutton, the pushbutton having a supply passage from the interior of said sleeve to the nozzle. The support and sleeve have a mixture flow path therethrough and gasket in the flow path opens the flow path when the sleeve is moved into the support. An annular passage is provided along the flow path for expansion of the butane propellant as it passes along the flow path.

REFERENCES:
patent: 3159318 (1964-12-01), Green
patent: 3401844 (1968-09-01), Hanson, Jr.
patent: 3669316 (1972-06-01), Corsette
patent: 3862741 (1975-01-01), Steiman et al.

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