LOCK Russian patent published in 1999 - IPC

FIELD: locking equipment. SUBSTANCE: lock can be used in locking code-interlocking systems. Lock has span-piece and span-piece control member which together constitute closing unit of lock. Interlocking unit for interlocking of span-piece in closed position of lock is adapted for reciprocating movement in direction which is perpendicular to direction of span-piece movement. Interlocking unit is L-shaped. Means for control of interlocking unit incorporates electromagnet having its core connected with interlocking unit. At point of connection with core, interlocking unit has limiter. Function of limiter is performed by horizontal plane of interlocking unit. Lock also has electronic coding device which controls electromagnet, and power source. Body of closing unit of lock, interlocking unit and interlocking unit control means are located on internal surface of door with possible interaction of interlocking unit with span-piece. At side of span-piece outgoing from body of closing unit of lock, lock for opening is provided with guide post with hole for ensuring movement and location of interlocking unit in it. Post is installed beyond limits of body of locking unit and this ensures interaction of span-piece and interlocking unit beyond lock body. EFFECT: higher efficiency. 5 cl, 2 dwg