automatic opening and closing system of residential entrance door

摘要

[problem] ID code is in possession of the remote control transmitter and an electronic card key of the registered wireless In that, or if it is not a user that stores a personal identification number, it is from the outdoor to provide an automatic opening and closing system of residential entrance door that was not allowed to be entered unlocking signal of door facilities-unlocking mechanism. A remote control transmitter automatic open button of, PIN authentication machine on the numeric keypad, electronic card key authentication machine electronic card key, operation of indoor automatic open button switch or indoor remote automatic open button switch by, when you enter the unlock signal to the opening and closing control means and facilities, unlocking mechanism control means of the door, the door opens automatically, after the lapse of the open time been pre same order setting, it automatically closes, the door It was constructed so as to be locked by the facilities, the unlocking mechanism.BACKGROUND 29