| 摘要 |
<p>The U-shaped strut (19) is of metal and has bulkhead walls (6,7) for stiffening, which are of plastic materials and are fastened inside the strut at right angles to its longitudinal direction. A stabilizer wall (22) extends in longitudinal direction of the strut and across the stiffening walls. The fastening is a positive connection, consisting of a head formed on stiffening/stabilizer wall, with a neck passing through an opening in side wall res. floor of strut, so that the head engages behind the edge of the opening.</p> |
