首页> 外国专利> FIBROUS TEXTURE FOR MANUFACTURING A FAN BLADE MADE OF COMPOSITE MATERIAL

FIBROUS TEXTURE FOR MANUFACTURING A FAN BLADE MADE OF COMPOSITE MATERIAL

机译:用于制造由复合材料制成的风扇叶片的纤维纹理

摘要

The invention relates to a fibrous texture (10) for forming the fibrous reinforcement of a vane of a turbine engine from composite material, comprising a zone (24) of reduced rigidity with warp threads made from second fibres having an elongation at break greater than a first elongation, the zone of reduced rigidity extending in the longitudinal direction (DL) from the stilt zone and up to a height less than or equal to 30% of the height, extending in the transverse direction (DT) between a first zone (23) and a second zone (25), the first zone extending over a length (21) from an edge (16) of the texture intended to form a leading edge, and the second zone extending over a second length (22) from an edge (17) of the texture intended to form a trailing edge.
机译:本发明涉及一种用于从复合材料形成涡轮发动机的叶片的纤维增强的纤维纹理(10),其包括具有由第二纤维制成的具有伸长率大于a的伸长率的翘曲的区域(24) 第一伸长率,降低刚度的区域在纵向(D L )中延伸,高达高于或等于高度的高度,沿横向延伸( 第一区域(23)和第二区域(25)之间的D T ),第一区域从纹理的边缘(16)延伸超过长度(21),旨在形成前缘 并且第二区域从旨在形成后缘的纹理的边缘(17)延伸在第二长度(22)上延伸。

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