Sanofi
Drive mechanism for a drug delivery device and drug delivery device

Abstract:

The present invention concerns a drive mechanism for a drug delivery device comprising a housing having a longitudinal axis, a first feedback element which is movable along the longitudinal axis relative to the housing and a second feedback element, wherein the first feedback element and the second feedback element are adapted to interact with each other thereby providing at least one of tactile and audible feedback during at least one of a dose setting and dose dispensing operation of the drive mechanism. Moreover a drug delivery device incorporating such a drive mechanism is disclosed.