Liquid or gel product dispenser forming a metering stick

Details Liquid or gel product dispenser forming a metering stick Liquid or gel product dispenser forming a metering stick

2005-06-07

2005-06-07

Derakshani, Philippe (Department: 3754)

Dispensing

With discharge assistant

With movable nozzle interconnected therewith

C222S386000

Reexamination Certificate

active

06902085

ABSTRACT:
The invention concerns a liquid or gel product dispenser, comprising a reservoir (R) supporting a pump body (1) including in its lower part an intake valve (2) and provided with a piston (3) mobile along an axis, defining with said body a metering chamber communicating with at least an ejection orifice defined in an axially mobile dispensing nozzle at the end of the reservoir; said piston is coupled by friction with said dispensing nozzle, which is axially mobile in both directions by manual actuation, relative to said reservoir; said metering chamber comprises a lower section (10a) and an upper section (10b), both sections communicating via a conduit (30) arranged across said piston and a closure valve (5) is arranged between said piston and said nozzle.

REFERENCES:
patent: 3908870 (1975-09-01), Nozawa et al.
patent: 4079865 (1978-03-01), Kutik

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