发明名称 Protective flight helmet
摘要 A helmet, for flight personnel, having a conventional custom-molded energy absorbing liner member with a penetration resistant mid-liner member covering the energy absorbing liner. A leather outer cover fits over the mid-liner member. A visor is secured to the helmet with a stretch type material. Earphone earcups are secured to the inner surface of the leather cover by means of hook and loop fasteners. An impact protection material is secured to the leather cover with hook and loop fasteners at a position corresponding to the nape area of the wearer.
申请公布号 US4035845(A) 申请公布日期 1977.07.19
申请号 US19760724050 申请日期 1976.09.16
申请人 THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE 发明人 HOCHWALT, JOHN R.
分类号 A42B3/10;(IPC1-7):A42B3/00 主分类号 A42B3/10
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