Pen style liquid dispenser

Details Pen style liquid dispenser Pen style liquid dispenser

A - Human Necessities

61

M

A61M 5/20 (2006.01) A61M 5/315 (2006.01) A61M 5/24 (2006.01)

Patent

CA 2513757

A hand-held device (10) useful for dispensing a liquid material includes a housing (11) containing the material to be dispensed and having a dispensing nozzle (12) and a resettable ratchet (13, 50) operatively connected to a biased piston (30). The ratchet mechanism (13, 50) including a release lever (13) normally preventing movement of the piston (30) until released. When the lever (13) is released the piston (30) is biased toward the dispensing nozzle (12), such that an amount of the material is urged to flow toward the nozzle (12). The housing (11) is configured to be pen-like.

L'invention concerne un dispositif à main (10) utile pour distribuer une matière liquide et comprenant un boîtier (11) contenant la matière à distribuer et ayant une buse de distribution (12) et un cliquet (13, 50) réajustable opérationnellement relié à un piston (30) sollicité. Le mécanisme à cliquet (13, 50) comprend un levier de libération (13) qui empêche normalement le déplacement du piston (30) jusqu'à sa libération. Lorsque le levier (13) est libéré, le piston (30) est poussé vers la buse (12), de telle manière qu'une certaine quantité de matière est expulsée pour s'écouler en direction de la buse (12). Le boîtier (11) se présente sous la forme d'un stylo.

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