发明名称 |
FAIL-SAFE ROTOR BLADE SPAR FOR HELICOPTERS |
摘要 |
A helicopter main rotor blade having a metallic nose spar extending the length of the leading edge of the blade and a trailing edge skin attached to the nose spar. A closure channel fixed within the nose spar extends the length thereof with unidirectional fiberglass material fixed to and extending along the length of the closure channel. A bushing on the inboard end of the blade preferably is attached both to the nose spar and the fiberglass bands for transfer of centrifugal forces in the blade to a grip. |
申请公布号 |
AU8117075(A) |
申请公布日期 |
1976.11.18 |
申请号 |
AU19750081170 |
申请日期 |
1975.05.15 |
申请人 |
TEXTRON, INC. |
发明人 |
JAMES LEE BRASWELL;CECIL EDWARD COVINGTON;NOLAN BRYANT PHILLIPS;DAVID EDWARD SNYDER |
分类号 |
B64C27/46;B64C27/473 |
主分类号 |
B64C27/46 |
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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