Dispenser package for viscous products

Details Dispenser package for viscous products Dispenser package for viscous products

1992-02-07

1993-12-21

Kashnikow, Andres

Dispensing

With discharge assistant

With material supply container and discharge assistant with...

2223865, B67D 542

Patent

active

052715345

ABSTRACT:
A dispenser package for viscous products comprising a container, a hanger and pouch assembly of plastic material suspended in the container and a head including a pumping mechanism mounted on the container. The head includes a chamber with a first one way valve adjacent an opening in the hanger and pouch assembly and a second one way valve adjacent an outlet of the pumping mechanism.

REFERENCES:
patent: 2608320 (1952-08-01), Harrison
patent: 3241722 (1966-03-01), Nissen
patent: 3420413 (1969-01-01), Corsette
patent: 3880326 (1975-04-01), Kennard et al.
patent: 4671428 (1987-06-01), Spatz
patent: 4838460 (1989-06-01), Moore et al.
patent: 4848595 (1989-07-01), Foster et al.
patent: 4875604 (1989-10-01), Czech
patent: 4903868 (1990-02-01), Ichihara et al.
patent: 5004123 (1991-04-01), Stoody

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