| 摘要 |
<p>The covering plate (3) is for a ceiling built-in casing (2) and has elongated holes (31,32) for the application of fixture screws (5). In the covering plate are several longitudinal grooves (33) for the adjustable installation of fixture devices (4) for connecting parts of lighting. The covering plate is preferably made of metal and its longitudinal grooves evolve into an approximately oval, centrally positioned through passage cable aperture (34). In the star-shaped longitudinal grooves are fixture devices in the form of clamp shoes made of plastic with their corresponding clamp screws (41).</p> |
