| 摘要 |
PROBLEM TO BE SOLVED: To provide an electric lock device capable of arbitrarily settling a temporarily unlocking time in accordance with purposes for outing, making usable, and preventing improvident locking. SOLUTION: The electric lock is provided with an automatic locking function automatically locking when a door is opened and then again closed. In this lock device, a temporarily unlocking means is provided to lock the door when the door is opened and again closed, the door is temporarily unlocked, after a prescribed time interval elapsed. An unlocking time setting function is provided in the temporary unlocking means to preset a temporarily unlocking time. COPYRIGHT: (C)2004,JPO
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