| 摘要 |
PURPOSE: An external opening device of a trap entrance door for railway vehicles is provided to facilitate the opening of a trap entrance door with a pedal operating unit for forcibly pressing a pedal of an internal opening device for the railway vehicles, thereby improving the safety and convenient maintenance of the trap entrance door. CONSTITUTION: An external opening device of a trap entrance door for railway vehicles comprises a link(110) and a pedal manipulator(120). One end of the link is connected to a pedal of an internal opening device for opening a trap entrance door. One end of the pedal manipulator is coupled to the other end of the link. The other end of the pedal manipulator is protruded to the outside of a railway vehicle. The pedal manipulator operates the pedal in the outside of the railway vehicle. |
