发明名称 Chin strap for a protective helmet
摘要 The invention describes a chin strap for protective helmets, for example crash helmets, the one-part design of which permits omission of the previously customary closure mechanisms necessary for connection of two strap halves to form a strap closure. For this purpose, the chin strap comprises two sections forming a unit, one of which permits a secure unremovable fit on the head of the user in the locked state of the helmet closure, whereas the other section only becomes effective after release of the closure mechanism in a manner such that the strap can be extended in length and thus be handled in the same way as the previous two-part straps without being opened. <IMAGE>
申请公布号 DE3213327(A1) 申请公布日期 1983.10.13
申请号 DE19823213327 申请日期 1982.04.07
申请人 MARKTHALER,JOACHIM M.;MEINIG,KARL HEINZ,DIPL.-PHYS.;SCHEFFCZYK,WERNER 发明人 VERZICHT DES ERFINDERS AUF NENNUNG
分类号 A42B3/08;(IPC1-7):A42B3/00 主分类号 A42B3/08
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