| 摘要 |
<p>A device for opening and closing lift door shutters is disclosed, comprising support means operatively associated to the car door shutters (20), means for locking and unlocking the latch and coupling the floor door shutters, motion means operatively connected to said support means and to at least one belt (4) and chain, where said belt (4) and chain drive directly mechanical means operatively associated to said means for locking and unlocking the latch end coupling the floor door shutters so as to allow the simultaneous opening and closing movement of the car shutters and of the floor shutters. <IMAGE></p> |
