| 摘要 |
<p>The system has two angle brackets (4) positioned at a level of springs (3), where the springs are maintained in position by a ring (5). The ring is integrated to a spotlight (1) by tightening a screw (7). The ring supports a lamp (6) after screwing of the ring by a quarter turn on a flange. The spotlight is positioned on a support (2) using the springs.</p> |
