Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 9, 2021
Patent Application Number
16316733
Date Filed
July 12, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present disclosure relates to a feedback mechanism for a drug delivery device, the feedback mechanism comprising a bushing, the bushing comprising a central aperture adapted to accommodate a piston rod, wherein one or more resilient flaps are provided on the bushing, the flaps extending into the central aperture to allow them to engage one or more transversal ribs on the piston rod.
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