Two compartment fluid dispenser with pump, and method of manufac

Details Two compartment fluid dispenser with pump, and method of manufac Two compartment fluid dispenser with pump, and method of manufac

1993-08-04

1995-02-14

Kashnikow, Andres

Dispensing

Collapsible wall-type container

Plural container and/or compartment

222 96, 222105, 222131, 222383, B65D 3522

Patent

active

053887271

ABSTRACT:
A fluid dispenser comprising a pump (10) having no air intake and mounted in sealed manner on a deformable tank (20), and an outer envelope (30) that surrounds the deformable tank (20) and that retains a shape suitable for being held in the hand throughout the time that the dispenser is in use, the outer envelope (30) defining an inner volume that communicates with the atmosphere via at least one air passage (34, 35, 36), the deformable tank being a flexible tube (20) that extends between a first end (20a) that is closed by pinching to form a bottom (33, 33b) and a second end (20b) that is secured to the pump (10), characterized in that the outer envelope is a flexible tube extending between a first end (30a) close to the bottom (33, 33b) of the tank, and a second end (30b) in mechanical connection with the second end of the deformable tank (20), the first end (30a) of the outer envelope being closed by pinching.

REFERENCES:
patent: 3499581 (1970-03-01), Lehmann
patent: 3598290 (1971-08-01), Steiman
patent: 3936334 (1976-02-01), Kushida et al.
patent: 4087023 (1978-05-01), Szczepanski
patent: 5100027 (1992-03-01), Gueret
patent: 5275311 (1994-01-01), Piarrat

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