| 发明名称 | Aircraft propeller blade | ||
| 摘要 | An aircraft propeller blade including an airfoil-profile structure. The airfoil-profile structure includes at least one fiber reinforcement obtained by three-dimensional weaving of yarns and densified by a matrix, and a shaping part made of cellular rigid material of determined shape, the reinforcement including at least two halves linked together by continuous weaving in the leading edge of the propeller blade, the two halves fitting tightly around the shaping part. | ||
| 申请公布号 | US9162750(B2) | 申请公布日期 | 2015.10.20 |
| 申请号 | US201013517410 | 申请日期 | 2010.12.20 |
| 申请人 | SNECMA | 发明人 | Coupe Dominique;Dambrine Bruno Jacques Gerard;Mahieu Jean-Noel |
| 分类号 | B64C11/20;B64C11/26;F01D5/28 | 主分类号 | B64C11/20 |
| 代理机构 | Oblon, McClelland, Maier & Neustadt, L.L.P. | 代理人 | Oblon, McClelland, Maier & Neustadt, L.L.P. |
| 主权项 | 1. An aircraft propeller blade comprising: an airfoil-profile structure, wherein the airfoil-profile structure comprises at least one fiber reinforcement obtained by three-dimensional weaving of yarns and densified by a matrix, and a shaping part made of cellular rigid material of determined shape, the reinforcement comprising at least two halves linked together by continuous weaving in a leading edge of the propeller blade, the two halves fitting tightly around the shaping part. | ||
| 地址 | Paris FR | ||