SECRET ELECTRIC LOCK OPERATION UNIT AND SECRET ELECTRIC LOCKING/UNLOCKING SYSTEM USING IT

摘要

PURPOSE:To provide a secret electric locking/unlocking system with high reliability by connecting an electric lock operation unit storing a secret function to an electric lock, and locking/unlocking the electric lock with a signal transmitted from it. CONSTITUTION:An electric lock operation unit 1, an electric lock 2 and an extension locking/unlocking operation unit 3 are connected with signal lines L1, L2 respectively to constitute a locking/unlocking system. Ten-keys 11a, an unlocking key 11c, a registration display lamp D1 and an automatic lock display lamp D2 are provided on the electric lock operation unit 1. A dead bolt 2a is driven by the transmission from the electric lock operation unit 1 to lock or unlock the electric lock 2. The extension electric lock operation unit 3 has an operation key 32 performing locking or unlocking and locking/ unlocking display lamps 34, 35. A crime preventing system with high safety can be provided.