发明名称 |
Dual-structure helmet and method of manufacturing the same |
摘要 |
Disclosed is a helmet or a safety cap for protecting the rider's head and a method of manufacturing the same, in which the main body of the helmet has a dual-structure so as to reduce work process when an outer surface of the helmet is painted, and weight thereof. The main body of the helmet has a dual-structure in that an outer surface thereof is formed of a thermoplastic for an aesthetic enhancement and an inner surface thereof is formed of FRP or a mixture of aramide fiber, polyethylene fiber, vinylon, carbon fiber. Thus-formed dual structure of the helmet body contributes to enhancement in impact resistance and convenience in painting, decreasing an overall weight of the helmet.
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申请公布号 |
US6468644(B1) |
申请公布日期 |
2002.10.22 |
申请号 |
US19990450328 |
申请日期 |
1999.11.29 |
申请人 |
HONG JIN CROWN CORPORATION, LTD. |
发明人 |
HONG WAN-KI;JUNG MYUNG-HO;PARK DAE-KI;PARK SEUNG-HAN |
分类号 |
A42B3/00;A42B3/06;A42C2/00;B29C49/04;B29C49/20;B29C70/08;B29C70/34;B29C70/44;B32B5/02;(IPC1-7):B32B27/12 |
主分类号 |
A42B3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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