| 摘要 |
<p>A window or door frame for a structural façade (1) of the type having punctually suspended panes (2, 2') comprises at least a first pane (2') capable of moving, whereto sealing means (7) are operatively associated, able to be operated to pass from a respective operative condition to a respective inoperative condition, and vice versa, as well as actuating means (10), able to be selectively operated to determine the passage of said first sealing means (7) between the respective operative and inoperative conditions. <IMAGE></p> |
