Dispenser for amorphous material

Details Dispenser for amorphous material Dispenser for amorphous material

1975-01-08

1976-06-15

Reeves, Robert B.

Dispensing

Collapsible wall-type container

With wall-collapsing means

222105, 222213, 222560, B65D 3528, B65D 3548

Patent

active

039631478

ABSTRACT:
A rigid housing accommodates a flexible envelope of amorphous material. The housing has air under pressure therein and an open end coincident with the open end of the envelope of material. A housing cover of flexible material encloses the open end of the housing and has an opening formed through the housing cover. A valve opens and closes the opening to permit the passage of material from the envelope. A dispenser unit is removably affixed to the housing at the cover thereof and has a tubular member extending at one end into the envelope of material via the opening in the cover of the housing and has a valve in the area of the other end of the tubular member and a valve intermediate both ends.

REFERENCES:
patent: 1715335 (1929-05-01), Cocks
patent: 3154224 (1964-10-01), Wakeman
patent: 3217933 (1965-11-01), Watson
patent: 3380631 (1968-04-01), Perrinvaquet
patent: 3662926 (1972-05-01), Umstead

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