| 摘要 |
<p>Device (1) for opening and closing a window or door leaf (3) sliding on a frame comprises a linear adjusting drive arranged in the frame to interact with a drive also arranged in the frame for adjusting the window or door leaf. Preferred Features: The adjusting drive comprises an endless chain arranged in a rod-like housing (6) to interact with an adjustable element (7). The adjusting drive is arranged on the end of the housing. The adjusting drive is arranged in the longitudinal coping (9.1, 9.2) of the frame.</p> |
