| 摘要 |
<p>The device includes a carriage (6) guided in a guide rail (3) fixed on the wall above the opening with its moving body (4) connected to a connecting element (1) which hangs in a fixing device mounted on the shutter (15) or sliding door. The length of the connecting element is such that the connecting point between the element and fixing device is approx. level with the lower edge (13) of the wall or lintel. The connecting element can be a screw with screw head screwed into a thread in the moving body (4). The height of the door or window can be adjusted by turning the screw head.</p> |
