Abstract: A locking arrangement for securing doors (2) or the like with two bolts (5, ) displaceable relative to the door (2) to be closed and two locking devices (7, 8) associated therewith are described. One of the two locking devices (7, 8) has a locking mechanism (9) lockable with a key (10) and the other one is associated with a remote-controllable unlocking drive (14). A positioning device (16) is furthermore associated with lock bolt (5) lockable by the locking mechanism (9), which is actuated when lock bolt (5) is open. The actuation of the remote-controllable unlocking drive (14) is released when lock bolt (5) is open. Safety bolt (6) is associated with the unlocking drive (14). A drive device (17) is associated with the safety bolt (6) and is effective in the opening direction. It cooperates with the lock bolt (5) and is movable with the same in a starting position provided for the displacement of the safety bolt (6 ).
Type:
Grant
Filed:
May 26, 1983
Date of Patent:
January 14, 1986
Assignee:
ELEKTRONIKBAU Krippner & Kletzmaier Gesellschaft m.b.H. & Co.