Liquid dispenser pump

Details Liquid dispenser pump Liquid dispenser pump

1989-10-10

1991-02-19

Huppert, Michael S.

Dispensing

With discharge assistant

With movable nozzle interconnected therewith

222181, 222341, 222378, 222501, 222514, B65D 8854

Patent

active

049936000

ABSTRACT:
A liquid dispenser pump including a pump housing, a piston movable within the pump housing, a seal including a resilient wall disposed about the piston, and a reinforcement member for urging the resilient seal wall outwardly into fluid-tight engagement with the pump housing.

REFERENCES:
patent: 3321111 (1967-05-01), Jellinek

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