| 摘要 |
<p>A Venetian blind for closing windows or the like comprises a plurality of horizontal slats mounted in vertically-spaced relation, a tilting device for simultaneously tilting all the slats about their horizontal axes from horizontal positions to vertical positions, a raising device and a locking device preventing the slats from being raised. The plurality of slats are mounted on head pins received within channels located at opposite sides of the opening and guiding the movement of the head pins of the slats when the slats are tilted, raised and lowered.</p> |
