Dispenser for liquid or pasty materials

Details Dispenser for liquid or pasty materials Dispenser for liquid or pasty materials

B - Operations, Transporting

65

D

B65D 47/34 (2006.01) B65D 83/00 (2006.01)

Patent

CA 2234644

A dispenser for liquid or pastry materials, particularly including a material container (1) and a head (2) thereon provided with an internal discharge channel (2a). The container further comprises material extraction means provided with an exhaust valve and a plunger (3) arranged in the container (1) and including an axial channel (30) that is connected to a spray tube (4) of which the lower end (4a) defines an intake port (40) together with said axial channel (30), while its upper end (4b) is secured to said actuating head (2), which directly or indirectly engages the outer surface (3a) of the plunger (3) in order to pressurise the container (1).

L'invention concerne un distributeur de produits liquides ou pâteux du type comprenant notamment un réservoir (1) de produit surmonté, d'une part, d'un embout (2) pourvu d'un conduit interne d'évacuation (2a) et équipé, d'autre part, de moyens de prélèvement du produit munis d'un clapet d'échappement, caractérisé en ce que lesdits moyens de prélèvement comprennent un piston (3) logé dans le réservoir (1) et traversé par un conduit axial (30) raccordé à un tube gicleur (4) dont l'extrémité inférieure (4a) délimite avec ledit conduit axial (30) un orifice d'admission (40) et dont l'extrémité supérieure (4b) est solidaire dudit embout (2) formant poussoir qui prend appui directement ou indirectement sur la face externe (3a) du piston (3) pour mettre le réservoir (1) sous pression.

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