| 摘要 |
The present invention relates to an automatic door lock device enabling performing of the locking and unlocking of each door and the locking and unlocking between the doors simultaneously, detecting the fault at a factory in advance before processing , and shortening the processing time at a site by testing at the factory in advance for manufacturing a door lock simultaneously with the door at the factory through directly mounting a door lock device, which is operating mechanically with the simple manipulation of a worker, at the rear surface of the door. |
