| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an emergency unlocking device for a platform door of good operability and visibility by providing an opening/closing door with an operating part for unlocking an electromagnetic lock. <P>SOLUTION: In a platform door device, a sliding door type opening/closing door disposed in the getting-on/off position of a platform, and a frame body for supporting the opening/closing door in an openable/closable manner, are arranged in a line along the getting-on/off side edge part of the platform. The frame body has an electromagnetic lock 18 for locking the opening/closing door 2 in the closed position, and the opening/closing door 2 has a locking device 17 locked by the electromagnetic lock 18. The locking device 17 has a movable part 17e moving between a locking position locked to the electromagnetic lock 18, and an unlocking position released from locking by the electromagnetic lock 18, and a compression coil spring for holding the movable part 17e in the locking position. Unlocking means 19, 20 for forcibly moving the movable part 17e held into the locking position are provided at the opening/closing door 2 to constitute an emergency unlocking device for the platform door. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
