| 摘要 |
<p>A second window unit (120) is secured to at least one toothed belt (130, 131) which can be moved in a reproduceable manner via an activation device. The window (100) comprises a frame (101, 102) for anchoring in the roof, the frame containing two window units (110). The first unit (110) is fixed inside a first frame section (111) and the second unit can be moved on rollers (150-153) along two parallel guide strips (140, 141) into the first or second frame section in a reproduceable manner.</p> |
