| 摘要 |
<p>The device has a holding unit for a wall unit (2) that is detachably inserted in a component frame (3), which engages through guide rollers in perpendicular guide links of a guide frame that is fastened to side surfaces of a wall aperture. The component frame is mounted on a lift frame (7) that is disposed over two guiding profiles. The profiles are guided by guide rollers in lateral guide rails. Two spindle nuts are combined with the lift and component frames and the wall unit, and are lifted by two supported lift spindles in the closing position or lowered in the open position.</p> |
