| 摘要 |
<p>The invention concerns a device for manoeuvring a cover (1) or a membrane on the entire surface of a pool (2), characterised in that it comprises a gantry (3) for setting up and removing at least a cover (1), comprising two frames (4) mobile on a guide system (5) located along two substantially parallel sides of the pool (2), and a drum (6) or mandrel connected by its ends (7, 8) to each of the frames (4), the assembly being actuated by motors (10, 18) to ensure simultaneously a translating movement of the gantry (3) and a rotating movement of the drum (6).</p> |
