Patent ID: 7096697
Filing Date: 2006-08-29
Classification: E05B,Y10T

Abstract:
1. An electronic deadbolt lock arrangement including: a lock having a bolt movable between locked and unlocked conditions, the lock having a manual control means serving to operate the lock between said locked and unlocked conditions: a power drive coupled by a transmission to the manual control means whereby the lock is operated between the locked and unlocked conditions in response to operation of the power drive; a transmission means coupling the manual control means and the power drive whereby the lock moves between said locked and unlocked conditions; the transmission means operable to decouple the power drive from the manual control means to enable the lock to be operated by the manual control means independently of the power drive, said transmission means includes an inner and outer concentric rotatable cylinders, the two cylinders are biased into a coupled position by biasing means and are decoupled by a centrally located cam acting on a pin engaging mechanism urging a pin out of engagement with at least one cylinder to thereby decouple the cylinders.