Patent ID: 7849718
Filing Date: 2010-12-14
Classification: E05B,E05C,Y10T

Abstract:
1. A deadbolt device for a door comprising: a handle operatively connected to a door; a linkage assembly operatively enclosed within the handle, the linkage assembly extending from a first end to a second end, the linkage assembly being moveable from a locked position at which the second end extends from the handle to an unlocked position at which the second end is substantially retracted within the handle; a lock housing extending through the door and operatively connected to the handle, the lock housing having an interior side and an exterior side, and a guide channel extending from the interior side to the exterior side; a locking member operatively connected to the linkage assembly, at least a portion of the locking member disposed within the guide channel, the locking member being moveable from a locked position to an unlocked position corresponding to the locked and unlocked positions of the linkage assembly; and a biasing mechanism operatively connected to the locking member, the biasing mechanism biasing the locking member to its locked position.