| 摘要 |
The system has guide units (26) running laterally to a boarding aid i.e. sliding footstep (22), in a driving in direction and a driving out directions. The boarding aid is guided over rollers in the guide units. The boarding aid has a roller module (38) with a roller plate for each guide unit. The roller plate is pivotably mounted at a pivoting axis at a side of the boarding aid. The roller plate has two module rollers that are guided into the respective guide units and rotatably mounted on the roller plate. |
