| 摘要 |
A polymeric crash box (10) for a motor vehicle, having a first open frontal extremity (12) and a second rear extremity (14), and besides it includes a substantially alveolar structure (20) having a plurality of channels (30) realized in just one piece which extends internally to the polymeric crash box (10), besides each channel (30) being internally tapered towards the second rear extremity (14). The substantially alveolar structure (20) includes a second plurality of channels (40) realized in just one piece with the plurality of channels (30), besides each channel (40) being internally tapered towards the first open frontal extremity (12). Besides each channel (40) internally tapered towards the first open frontal extremity (12) it is surrounded by channels (30) internally tapered towards the second rear extremity (14). |
