| 摘要 |
<p>Raceway for holding electrical cables or the like, comprising a duct element and a cover which is provided with lateral limbs which extend along the entire length of the lateral walls of the duct, the walls of the duct element being provided with grooves with a U-shaped transverse cross-section; on their inner surfaces which face the grooves, the limbs of the cover have projections, the transverse cross-section profile of which is in the shape of a double tooth. <IMAGE></p> |
