| 摘要 |
<p>The backrest has a safety module (10) comprising a casing (11) surrounding an air bag (12) and secured to a frame (5). The casing is surrounded by two sections (16a, 16b) of a hub, where one of the sections is attached to a side of the frame and the other section is secured to a cover (7) in a region of a seam fuse (23). The sections of the hub are passed between the casing and front and rear flanges (6a, 6b), respectively. One of the sections of the hub is secured to the cover in a region of the seam fuse by quick coupling units (24, 25).</p> |
