| 摘要 |
<p>An improved efficiency impact absorption device comprises a honeycomb (20) with a number of ribs (11) defining respective outlets (12), with preferably hexagonal section, terminating in holes (13), in the lower part of the honeycomb (20). The honeycomb (20) is injection-moulded in plastic, said plastic being chosen from plastic resin derived from polycarbonate or rubber-filled polypropylene. <IMAGE></p> |
