A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
A61M 15/00 (2006.01)
Patent
CA 2112576
A powder dispenser (10) includes a powder housing (28) for holding a supply of powdered material to be dispensed, the powder housing including a first conduit (32) extending therethrough in dis- placed relation to the powdered material; a metering plate (16) having only a single receptacle area (24) for holding a metered amount of the powdered material above a gas-permeable powder retainer (26) mounted at the metering plate, and being positioned below the pow- dered material, and the metering plate and the powder housing being rotatable with respect to each other so that the receptacle area is adapted to be in selective communication with the supply of powdered material or the first conduit; a base housing (48) being mounted below the metering plate and including a second conduit (52) in alignment with the first conduit at least concurrently with alignment of the re- ceptacle area and the first conduit; a spring (62) for biasing the base housing and the powder housing toward each other; a mouthpiece (92) for enabling inhalation of the metered amount or powdered mate- rial from the receptacle area in the metering plate through the first conduit in the container, the mouthpiece being in fluid communica- tion with the first conduit.
Ambrosio Thomas J.
Manthena Srinivas
Sochon Henry R.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Schering Corporation
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