| 摘要 |
PROBLEM TO BE SOLVED: To provide a safe locking/unlocking system.SOLUTION: A locking/unlocking system applied to an entrance door 3 comprises: a portable machine 5 possessed by an inhabitant; a controller 9 for communicating with the portable machine 5; an operation unit 13 connected to the controller 9; and an electric lock 17 provided in the door 3. The operation unit 13 is composed of a capacitance type touch switch on which 9 touch switch units 67 are provided. It is necessary for authentication of an ID code originated from the possessed portable machine 5 to be established after authentication of an unlocking code input by operating a plurality of touch switch units 67 is established, in order to perform unlocking from the outdoor side. |
