| 发明名称 |
Propeller blade with modified spar stiffness. |
| 摘要 |
<p>A propeller blade (200) includes a foam core (204), a structural layer (206) formed of multiple layers that surrounds at least a portion of the foam core (204) and at least one section of fibers (230;240) formed separately from the structural layer (206) located between two of the multiple layers.</p> |
| 申请公布号 |
EP2660144(A1) |
申请公布日期 |
2013.11.06 |
| 申请号 |
EP20120305483 |
申请日期 |
2012.04.30 |
| 申请人 |
HAMILTON SUNDSTRAND CORPORATION;RATIER-FIGEAC |
发明人 |
P. NAGLE, DAVID;BRION, PATRICE;PETALLAZ, BRUNO |
| 分类号 |
B64C11/26;F01D5/28 |
主分类号 |
B64C11/26 |
| 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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