Inhaler
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 30, 2004
Grant Date -
Feb 5, 2004
app pub date -
Dec 18, 2002
filing date -
Mar 18, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An inhaler for delivery of medicament from a canister which is compressible to deliver a dose of medicament. The inhaler comprises a housing (1) for holding a canister (2), the housing having a mouthpiece (5) for inhalation of a dose of medicament delivered by the canister (2) and a breath-actuated actuation mechanism (6) for compressing a canister (2) held in the housing (1) in response to inhalation at the mouthpiece (5). The actuation mechanism (6) includes a vane in the form of a flap (13) disposed across a duct (24, 32) extending from the mouth piece (5) arranged to lock the canister (2) in a compressed state and being responsive to the inhalation at the mouthpiece (5) to release the canister (2) when the level of inhalation at the mouthpiece falls below a predetermined threshold.
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