Metering device for dispensing constant unit doses

Details Metering device for dispensing constant unit doses Metering device for dispensing constant unit doses

G - Physics

01

F

G01F 11/02 (2006.01) B05B 11/00 (2006.01) G01F 11/08 (2006.01)

Patent

CA 2163357

A push button metering device comprising a hollow push button (5) defining a predetermined space and being movably mounted on and in communication with a container (1), as well as a resilient member connecting the push button to the container and consisting of a resiliently deformable cylindrical ring (8) with at least one valve (14) for sealing the container outlet, said ring being positioned around a closed cylinder (6) coaxial with the cylindrical ring and secured to the container (1). The device is suitable for administering fluid pharmaceuticals.

L'invention concerne un dispositif doseur à poussoir. Le dispositif doseur comporte un poussoir creux (5) délimitant un volume défini monté mobile sur un récipient (1), et communiquant avec lui, ainsi qu'un organe élastique reliant le poussoir au récipient, constitué par un anneau cylindrique (8) déformable élastiquement, comportant au moins une valve (14) susceptible d'obturer l'orifice de sortie du récipient, et mis en place autour d'un cylindre fermé (6), de même axe que l'anneau cylindrique, solidaire du récipient (1). Application à l'administration de produits pharmacetiques sous forme fluide. I

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