| 摘要 |
<p>Winding blind is located inside an housing with a guiding slot (15). To install the winding blind a key is placed in a groove (22) in the bottom (21) of housing, causing bottom to expand thus lips (121,122) of the slot to approach each other. Then the lips can pass through the support's opening and the key is removed, causing the lips to lay on the support (13).</p> |
