| 摘要 |
PROBLEM TO BE SOLVED: To provide a door-phone electric lock device capable of unlocking an electric lock with a calling button for a door-phone entrance slave machine. SOLUTION: The door-phone electric lock device includes an interphone master machine 6 provided to the indoor room, a door 2 provided to a house or the like and mounting the electric lock 1 thereto, the door-phone entrance slave machine 5 capable of transmitting an identification number signal with a plurality of digits by combining a consecutive push-down operation of the calling button 4 for calling the interphone master machine with an intermittent push-down operation and an electric lock control machine 3 for transmitting an unlocking signal unlocking the electric lock by the identification number signal to be transmitted.
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