发明名称 |
IMPROVEMENT IN A COMPOSITE HELICOPTER BLADES |
摘要 |
A composite helicopter blade made of electrically conductive and electrically nonconductive materials in which the blade parts most susceptible to being struck by lightning are either insulated from the lightning or are grounded to the blade root and hence to the fuselage. |
申请公布号 |
EG12668(A) |
申请公布日期 |
1980.12.31 |
申请号 |
EG19750000742 |
申请日期 |
1975.12.17 |
申请人 |
UNITED TECHN CORP |
发明人 |
CARTER D |
分类号 |
B64C27/00;B64C27/46;B64C27/473;B64D45/02;(IPC1-7):64C11/16 |
主分类号 |
B64C27/00 |
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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