| 摘要 |
PURPOSE: An auxiliary combination door lock for vehicle is provided to improve appearance and to reduce manufacturing costs by constituting a password input unit with one button type. CONSTITUTION: An auxiliary combination door lock for vehicle comprises a password input unit(3), an electronic control unit(4), an amplifying unit(6) and a door lock(7). The password input unit consists of one button. The electronic control unit detects input number with integer number of press time of the button, and transmits door opening signal to the amplifying unit when the input number corresponds to predetermined password number. The integer number sounds outside through an audio unit(5). The amplifying unit amplifies door opening signal from the audio unit and the electronic control unit and transmits it to the door lock. The door lock is unlocked by amplified door opening signal. |
