| 摘要 |
<p>A plastics construction member, in particular an impact-absorbing external body panel, such as an engine bonnet or mudguard for a motor vehicle is formed of a sandwich construction having inner and outer skins bonded to a soft core 4 of, for example, hard foam, a honeycomb structure or paper webs. Crumple zones are formed in selected surface regions (5, 6) by forming a separation between the skins 2, 3 and the core 4 or between layers of the soft core. An aluminium or plastics foil with a separation coating may be used to define the regions, or the core may be cut parallel to the skins. …<IMAGE>… </p> |
