| 摘要 |
<p>The extruded plastic ducting, for laying cables in houses, consists of an angled bottom (4) screwed to a surface (1) and a hinged cover (6) that hinges to close the bottom. The hinge consists of a thinned region (5). The cables are placed inside the bottom and the cover is hinged up and held in place by a hooked arrangement. The arrangement consists of a hook (7) projecting from the top of the bottom and a hook (8) projecting from the cover. The two hooks engage.</p> |
