Patent ID: 11883582
Assignee: ASTRAZENECA, AB
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An inhaler (10) for delivery of a medicament by inhalation, the inhaler (10) comprising:
a drive mechanism comprising a canister drive (22) for receiving a canister (50) of medicament, a biasing means (20), and a trigger mechanism;
the trigger mechanism comprising:
a latch (35) having:
a locked position in which the latch contacts the canister drive (22) to prevent linear movement of the canister drive (22) and holds the biasing means (20) in a loaded configuration; and
an unlocked position in which the latch (35) is disengaged from the canister drive (22) and releases the biasing means (20) from the loaded configuration to drive the canister drive (22) from a rest position to an actuated position; and
a blocker (32) having:
a blocking position in which the blocker contacts the latch (35) to block movement thereof from the locked position to the unlocked position; and
a rotated position in which the blocker is disengaged from the latch (35) and allows movement of the latch (35) from the locked position to the unlocked position; and
the blocker (32) is rotatable in response to a force applied to the blocker (32); and wherein the inhaler further comprises a blocker spring (33) for biasing the blocker (32) into the blocking position, and wherein the blocker spring (33) is configured to abut a protrusion of the blocker (32).