Dispenser for flowable substances

Details Dispenser for flowable substances Dispenser for flowable substances

1982-09-27

1985-10-08

Tollberg, Stanley H.

Dispensing

Resilient wall

Fluid pressure generating pump or pulsator and/or removable...

222211, B65D 4734

Patent

active

045455104

ABSTRACT:
A dispenser for flowable substances with an elastically resilient squeeze head arranged on a dispenser housing has a valve nozzle-opening. A suction tube extends from the bottom of the squeeze head down to the bottom of the dispenser housing, the tube having an opening communicating with the interior of the squeeze head, and a non-return valve for closing the opening.

REFERENCES:
patent: 2979236 (1961-04-01), Fahr
patent: 3323689 (1967-06-01), Elmore
patent: 3752366 (1973-08-01), Lawrence, Jr.
patent: 4098434 (1978-07-01), Uhlig
patent: 4154371 (1979-05-01), Kolacinski et al.
patent: 4394939 (1983-07-01), Thor et al.

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