| 摘要 |
<p>There is described a fire insulating support means for cables, pipes, ventilation ducts, and the like, for installation in a through aperture (2) in a wall (1) or similar structure, which support means comprises a flange-shaped body (3), which flange-shaped body (3) comprises a platelike member (4) and a tubular member (5), and which flange-shaped body (3) has an aperture therethrough for the placement of a duct, pipe or cable, which is characterized in that the flange-shaped body (3) consists of a fire insulating material (9) and optionally an outer metal jacket (8) which at least partially surrounds the fire insulating material (9), and that in the platelike member (4) in the flange-shaped body (3) there is (are) provided one or more through holes (6) for bolts (7), screws or similar fastening means for securing the body (3) to the wall (1), and where at least partway around the hole (6) there is placed a thermally expanding mat (10).</p> |
