A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
A61M 15/00 (2006.01)
Patent
CA 2531483
A device for dispensing individual doses of powder from respective pockets of a disc-shaped carrier by outwardly rupturing a lidding foil by means of pressure on an opposite side surface, the device providing individual respective deaggregation flow paths for each pocket, split airstreams allowing improved entrainment of powder, a cam mechanism for outwardly rupturing the pockets, an indexing mechanism linked to the cam mechanism and a dose counter.
La présente invention concerne un dispositif pour distribuer des doses individuelles de poudre à partir de poches respectives d'un support en forme de disque, en déchirant vers l'extérieur un film d'opercule par application de pression sur une face opposée, le dispositif comprenant des trajectoires de circulation de désagrégation respectives individuelles pour chaque poche, des courants de circulation d'air permettant un meilleur entraînement de la poudre, un mécanisme de came qui sert à rompre les poches vers l'extérieur, un mécanisme d'indexation relié au mécanisme de came, et un compteur de doses.
Bryant Andrew Mark
Conway John Kelshaw
Houzego Peter John
Pearl Martin Douglas
Limited Pfizer
Smart & Biggar
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