| 摘要 |
<p>The lift comprises a weight-bearing structure that internally delimits a vertical shaft for the movement of a cab, the weight-bearing structure comprising uprights (1) rigidly connected to one another by cross members (2) having a cavity (7) that is longitudinally open toward the inside of the weight-bearing structure and at their ends at least one fitting element (19) and at least one tab (18) for resting against a first or a second longitudinal wall (9, 10) of the uprights (1), the uprights (1) having a plurality of elements (21) for engaging the fitting element (19) provided at a predetermined pitch along the first and second longitudinal wall (9, 10), at the nodes of the weight-bearing structure where two cross members (2) are connected at one of their ends to an upright (1), there being provided a first fastening block (23) positioned in the cavity (7) of the two cross members (2) against the tab (18) of the two cross members (2), a second fastening block (24) positioned in the cavity (4) of the upright (1) against the first and second longitudinal wall (9, 10) of the upright (1), and at least one fastening screw (25) disposed through the longitudinal opening (5) of the cavity (4) of the upright (1), the fastening screw (25) connecting the first fastening block (23) and the second fastening block (24) so as to fasten the tab (18) of the two cross members (2) to the respective first or second longitudinal wall (9, 10) of the upright (1).</p> |
