| 发明名称 |
BRAIDED COMPOSITE SPAR |
| 摘要 |
A braided composite spar or preform for a braided composite spar, comprising a plurality of tubular plies of braided fibres, wherein the spar or preform extends lengthwise from a root to a tip, and the spar or preform has a tapered portion in which each ply has a height which reduces and a width which increases as it extends toward the tip. The spar or preform can be used to provide a tubular main spar for a winglet. The winglet also has a front spar with a front spar web, an upper front spar cap, and a lower front spar cap. An upper skin of the winglet is joined to the braided spar and the upper front spar cap. A lower skin of the winglet is joined to the braided spar and the lower front spar cap. |
| 申请公布号 |
US2016075426(A1) |
申请公布日期 |
2016.03.17 |
| 申请号 |
US201414784960 |
申请日期 |
2014.04.17 |
| 申请人 |
AIRBUS OPERATIONS LIMITED |
发明人 |
FONG Tony;AXFORD Timothy |
| 分类号 |
B64C3/18;B64F5/00;B29C70/30;B64C23/06 |
主分类号 |
B64C3/18 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A braided composite spar or preform for a braided composite spar, comprising a plurality of tubular plies of braided fibres, wherein the spar or preform extends lengthwise from a root to a tip, and the spar or preform has a tapered portion in which each ply has a height which reduces and a width which increases as it extends toward the tip. |
| 地址 |
Bristol GB |
