Dosage dispenser

Details Dosage dispenser Dosage dispenser

1974-04-01

1976-05-04

Tollberg, Stanley H.

Dispensing

Resilient wall

With flow controllers or closures

222530, B65D 3700

Patent

active

039542076

ABSTRACT:
A small plastic dispenser, the sidewalls of the dispenser being manually collapsible. The top of the dispenser has a straw of resilient and flexible material connected thereto by which the contents of the dispenser can be discharged. The straw is foldable and collapsible so as to close the straw to fluid flow. The top has means thereon to hold the straw in a folded and collapsed condition. In a specific embodiment, the dispenser is integrally molded of a flexible and resilient material in the form of a container top and a container bottom. The container top and bottom have means thereon to form a liquid-tight seal therebetween after the dispenser is filled.

REFERENCES:
patent: 2789734 (1957-04-01), Biederman
patent: 2957614 (1960-10-01), Krajcovic
patent: 3055556 (1962-09-01), Hester
patent: 3181743 (1965-05-01), Libit et al.
patent: 3506163 (1970-04-01), Rauh et al.

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