发明名称 |
Propeller blade with lightweight insert and bulkheads. |
摘要 |
A propeller blade (100) includes a foam core (104) and a structural layer (106) that surrounds at least a portion of the foam core (104) and includes a face side (107) and a camber side (109). The propeller blade (100) also includes an insert (105) disposed in the foam core (104) in operable contact with the face side (107) and the camber side (109) of the structural layer (106) and one or more bulkheads (602) disposed in the form core (104) and oriented normal to the insert (105). |
申请公布号 |
EP2660143(A1) |
申请公布日期 |
2013.11.06 |
申请号 |
EP20120305484 |
申请日期 |
2012.04.30 |
申请人 |
RATIER-FIGEAC |
发明人 |
SEMINEL, BRUNO;PETALLAZ, BRUNO |
分类号 |
B64C11/16;B64C11/20;B64C27/473 |
主分类号 |
B64C11/16 |
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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