Flexible-bag self-closing metering dispensing valve

Details Flexible-bag self-closing metering dispensing valve Flexible-bag self-closing metering dispensing valve

1982-06-24

1984-10-23

Rolla, Joseph J.

Dispensing

Collapsible wall-type container

Plural container and/or compartment

222207, 222212, 222494, B65D 3522, B05B 1104

Patent

active

044783566

ABSTRACT:
A flexible-bag self-closing metering dispensing valve for a flexible bag containing a fluid product, has a collapsible dome with an entrance for the product, and a valve seat supported by spokes, below which a diaphragm is positioned with a hole having a periphery seated on the valve seat. The spider and seat and the diaphragm are mounted so they cannot be driven out by sudden depression of the collapsible dome.

REFERENCES:
patent: 2329917 (1943-09-01), Lautmann
patent: 3994393 (1976-11-01), Nilson
patent: 4153185 (1979-05-01), Nilson
patent: 4226342 (1980-10-01), Laauwe

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