Method and device for dispensing and packaging a fluid product c

Details Method and device for dispensing and packaging a fluid product c Method and device for dispensing and packaging a fluid product c

1994-09-07

1996-06-04

Kashnikow, Andres

Dispensing

Processes of dispensing

222 95, 222387, 222389, B65D 3528

Patent

active

055225268

ABSTRACT:
Method and device for packaging and dispensing a fluid product (P) contained in a receptacle (2) which is pressurized with the aid of a propellant gas (G), the receptacle (2) including two compartments (3, 4) which are separated by a moving partition (5), a first compartment (3) containing the fluid product (P) and being in communication with a valve (6) for dispensing the product (P) and the second compartment (4) containing the propellant gas (G), by which in the second compartment (4) the propellant gas (G) is brought to a pressure P1 allowing the fluid product (P) to be dispensed by action on the dispensing valve (6), dispensing is carried out and the pressure in the second compartment (4) is lowered to atmospheric pressure, the pressure in the compartment (4) not being brought back up to a pressure allowing dispensing of the product (P) until just before the next dispensing act.

REFERENCES:
patent: 3112846 (1963-12-01), Hein
patent: 3179309 (1965-04-01), Cope
patent: 4844301 (1989-07-01), Juillet
patent: 5318204 (1994-06-01), Davis et al.

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