Charging valve for containers of fluid products

Details Charging valve for containers of fluid products Charging valve for containers of fluid products

1990-02-15

1990-12-25

Kashnikow, Andres

Dispensing

With discharge assistant

Fluid pressure

22240218, 222389, 141 20, 137853, B65D 8300

Patent

active

049796526

ABSTRACT:
A valve to be installed on containers for fluid materials is formed by two coaxial chambers (3) and (4) one of which is internal (3), contains the fluid material and is equipped with a movable piston (10) and a discharging valve (7) including at least one "bypass" hole (8) which connects the two coaxial chambers (3) and (4) in the area between the maximum level of the fluid (18) and the discharging valve (7). An elastic sheath or rubber ring (5) is provided to close and wrap tightly the hole (or holes) (8).

REFERENCES:
patent: 3207385 (1965-09-01), Featherstone et al.
patent: 3365105 (1968-01-01), Krizka
patent: 3674185 (1972-07-01), Evesque
patent: 4108219 (1978-08-01), Shulsinger
patent: 4877157 (1989-10-01), Saulle

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