| 摘要 |
PURPOSE: A device for preventing an accidental death in a subway station is provided to drive a subway train at low speed for 200 meters and to control speed in a platform by an up-to-date facility. CONSTITUTION: If persons are in a platform or not, a front door(3) of a subway train is opened before the platform about 20 meters ahead with sensitive to a sensor(13-A). A body frame is rotated reversely at 107 degrees and then stopped by a sensor(58). A grid frame(10-A) is moved down and a roller is contacted and put on a rail to roll. A front head of the door frame is thrust into the surface of the rail and moved forward. A belt rotates and vacuum suction is executed only when the person passes by. |
