| 摘要 |
<p>A platform screen door system comprising a fixed position panel (2) and a door (panel 4), which door panel, in use, is adapted to move between a door open and a door closed position. The door system drive means comprises a flexible toothed belt (15), which belt (15) is fixed at both ends to the door panel and a toothed wheel, which toothed wheel engages with the toothed belt (15) and is adapted to drive the belt thereby moving the door.</p> |
