Multi-piston, ratcheted dispensing device

B - Operations – Transporting – 65 – D

Patent

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Details

B65D 81/32 (2006.01) G01F 11/02 (2006.01)

Patent

CA 2350441

A multi-piston, ratcheted dispensing device for cosmetic and pharmaceutical formulations comprising a hollow body (1), the body being interiorly divided into at least two channels (1e); a ratchet cup (3) for applying force to at least two ratcheting members (4), each ratcheting member being in rigid contact with one of at least two pistons (2), each piston being disposed within the channels; at least one recoil member (5) for biasing the ratchet cup away from the pistons; exit orifices (1c) disposed within the body; and, optionally, conductors (6) for directing the dispensed product, sealing mechanisms (7) to prevent dry-out of the product and an actuator (8, 9).

La présente invention concerne un dispositif distributeur muti-piston à crémaillère destiné à des préparations pharmaceutiques et cosmétiques, qui comprend un corps creux (1), ce corps étant divisé à l'intérieur en au moins deux canaux (1e), une coupe crantée (3) destinée à appliquer une force sur au moins deux éléments à crans (4), chaque élément à crans étant en contact rigide avec un des pistons (2) (au moins deux), chaque piston étant placé dans les canaux, au moins un élément de recul (5) permettant de maintenir sous charge ressort la coupe à crémaillère à distance des pistons, des orifices de sortie (1c) positionnés dans le corps, et éventuellement, des conducteurs (6) destinés à diriger le produit distribué, des mécanismes d'étanchéification (7) destinés à empêcher le produit de se dessécher et un dispositif de commande (8, 9).

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