Manually operated metering pump for a container with a...

Details Manually operated metering pump for a container with a... Manually operated metering pump for a container with a...

B - Operations, Transporting

65

D

B65D 47/34 (2006.01) B05B 11/00 (2006.01)

Patent

CA 2204647

A manually operated metering pump for a container with a flexible body, comprising a metering chamber (20) between a lower valve (21) and an upper valve (48), a spring-biased push button (34), and a nozzle communicating with the metering chamber (20) via a central channel. The lower valve (21) is flexible and frusto-conical, and the upper valve (48) is supported on a disc (47) forming the base of a hollow rod (43) secured to the push button (34), and engages the bottom of a hollow plunger (32) operated by means of the push button (34).

Une pompe doseuse à commande manuelle pour flacon à enveloppe déformable comporte uen chambre de dosage (20) comprise entre un clapet inférieur (21) et un clapet supérieur (48), un poussoir (34) repoussé par un ressort et un bec communiquant avec la chambre de dosage (20) par l'intermédiaire d'un canal central. Le clapet inférieur (21) est souple et de forme tronconique, le clapet supérieur (48) est porté par un disque (47) constituant la base d'une tige creuse (43) solidaire du poussoir (34), et s'appuie sous un piston creux (32) susceptible d'être entraîné par le poussoir (34).

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