Patent ID: 9144649
Filing Date: 2015-09-29
Classification: A61M

Abstract:
1. A dose setting mechanism for a drug delivery device, the mechanism comprising: a dose setting member, a drive member, a clutch member located between the dose setting member and the drive member, the clutch member being axially movable relative to the dose setting member and to the drive member and being rotationally fixed to the drive member, providing a first clutch for rotationally coupling and de-coupling the dose setting member and the drive member, a clicker comprising a first clicker component and a second clicker component axially movable relative to each other for producing a tactile and/or audible feedback during dose setting of the drug delivery device, wherein the first clicker component is axially movable relative to the drive member providing a second clutch for rotationally coupling and de-coupling the drive member and the first clicker component, wherein the first clutch and the second clutch are designed and adapted to each other such that at any time during operation either the first clutch rotationally couples the dose setting member and the drive member and/or the second clutch rotationally couples the drive member and the first clicker component.