A drive mechanism suitable for use in drug delivery devices is disclosed. The drive mechanism may be used with injector-type drug delivery devices, such as those permitting a user to set the delivery dose. The drive mechanism may include a housing, a dose dial sleeve, and a drive sleeve. A clutch is...http://www.google.fr/patents/US7850662?utm_source=gb-gplus-shareBrevet US7850662 - Drive mechanisms suitable for use in drug delivery devices
Drive mechanisms suitable for use in drug delivery devices
