| 摘要 |
<p>A portable scaffolding (1) of a foldable and optionally motored type is disclosed, that in its motored version comprises: four supporting risers (3, 5, 7, 9); two connection members (11, 12) mutually hinged (in 14) one to the other in their central positions to form a "X"; one first pair of bars (16, 18) to support bearing means (20, 22) for an operator, in which the scaffolding (1) assumes a closing position and a plurality of progressive opening positions; at least one motored wheel (50); motoring means (52) for the wheel (50); and driving means (54) of the wheel (50).</p> |
