Valve for aerosol container

Details Valve for aerosol container Valve for aerosol container

B - Operations, Transporting

65

D

B65D 83/14 (2006.01) F16K 25/00 (2006.01)

Patent

CA 2294391

There is provided a valve for an aerosol container for dispensing a suspension or solution of a substance in a liquid propellant contained therein. The valve comprises a valve body (1) defining an aperture, a seal (9) mounted at the aperture, and a valve stem (7) having a dispensing passage (11), the valve stem (7) being slideably moveable through the seal (9) such that in a first position the valve is closed to prevent the substance to be dispensed from entering the dispensing passage (11) and in a second position the valve is open to allow the substance to be dispensed throu gh the dispensing passage (11). The valve stem (7) is made from a material comprising lubricant.

L'invention concerne une valve pour un générateur d'aérosols, pour distribuer une suspension ou une solution d'une substance dans un agent propulseur liquide contenu dans ce dernier. La valve comprend un corps de valve (1) définissant une ouverture, un joint d'étanchéité (9) fixé au niveau de l'ouverture, et une tige de valve (7) comportant un passage de distribution (11). La tige de valve (7) peut coulisser dans le joint d'étanchéité (9) de telle sorte que, dans une première position, la valve est fermée pour empêcher la substance à distribuer de pénétrer dans le passage de distribution (11) et, dans une deuxième position, la valve est ouverte pour laisser la substance à distribuer pénétrer dans le passage de distribution (11). La tige de vanne (7) se compose d'un matériau comprenant un lubrifiant.

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