Valve for an aerosol dispenser

Details Valve for an aerosol dispenser Valve for an aerosol dispenser

1990-02-14

1991-08-06

Huppert, Michael S.

Dispensing

With discharge assistant

Fluid pressure

222459, 239463, B65D 8300

Patent

active

050370120

ABSTRACT:
An aerosol metering valve with for use with a pressurized container includes a valve body 10 having a metering cup 8, a valve stem 21 having an outlet passage through which the contents of the metering cup 8 can be dispensed, a transfer passage 22 through which the contents of the metering chamber 31 can pass to the outlet passage, and a passageway including ports 35 and 37 through which contents of the container can pass to the metering chamber. A valve seal 6 is disposed between the valve body 10 and a container. A second valve seal 12 is retained between a cup 8 and the valve body. A ring member 38 is positioned coaxially with respect to the valve retaining member and is provided with castellating slots 40.

REFERENCES:
patent: 3053459 (1962-09-01), Corsette
patent: 3341089 (1967-09-01), Pearsall
patent: 3730224 (1973-01-01), Prisk
patent: 4135648 (1979-01-01), White
patent: 4702400 (1987-10-01), Corbett
patent: 4863073 (1989-09-01), Burt et al.
patent: 4944433 (1990-07-01), Knecht et al.

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