DOOR LOCK Russian patent published in 2011 - IPC E05B15/10 

FIELD: construction.

SUBSTANCE: door lock comprises a lock body (14) attached to the front plate (13). The lock body comprises a bolt (15), which may be moved with a reciprocal rectilinear motion between a deflected position and an extended position for locking from the lock body via a hole (16) for the bolt in the front plate (13). The bolt is spring-loaded towards an extended position, at the same time the bolt (15) comprises a body part (22) equipped with an axis (29), longitudinally arranged relative to the front plate, and two parts (23) of the bolt resting onto the body part with the possibility of rotation on its axis. The parts of the bolt comprise a ledge (24), facing away from the body part in longitudinal direction of the axis (29), the ledge comprises an opposite surface (25) arranged with the possibility of interaction with the inner surface (30) of the front plate. The parts (23) of the bolt also comprise the second ledge (26), which, relative to the body part support on axis, is installed on the opposite side towards axis (29) compared to the specified ledge (24), facing the opposite side, besides, the specified second ledge comprises the second opposite surface (31), which is arranged with the possibility of interaction with the inner surface (30) of the front plate.

EFFECT: reduction or elimination of an unwanted turn of the bolt parts.

8 cl, 12 dwg