摘要 |
An escalator with a step belt or a moving walkway with a plate belt, which step belt or plate belt comprises at least one transport chain that is arranged to circulate between a first and second deflecting region of the escalator or moving walkway. Steps or plates are arranged at the transport chain and connected with the transport chain. In addition, at least one blocking device is arranged in stationary position and has at least one blocking arm. The blocking arm can be brought into a release position or into an engagement position, wherein this blocking arm in the engagement position engages in at least one link intermediate space of the transport chain and the blocking arm is fixable in the respective release position or engagement position. |