| 摘要 |
<p>The backrest has a safety system (10) comprising an envelope (11) surrounding an airbag (12) and fixed to a side frame (5). The envelope is surrounded by two flaps (16a, 16b) of a force concentrator forming a pouch. The flaps respectively pass between the envelope and front and rear pads (6a, 6b) of a cushioning. The force concentrator is associated with a tension fabric (20) that surrounds the rear pad of the cushioning. The tension fabric has a side stitched with one of the flaps in a zone of a fusible seam (23) of a cover (7), and another side fixed to the frame by hooks (21).</p> |
