公开(公告)号：US20240109645A1

公开(公告)日：2024-04-04

申请号：US18364188

申请日：2023-08-02

申请人： Ratier-Figeac SAS

发明人： Pascal AMAT ,  Olivier PICOT

IPC分类号： B64C11/26 ,  B29C59/16 ,  B29C70/24

CPC分类号： B64C11/26 ,  B29C59/16 ,  B29C70/24 ,  B29K2105/0845

摘要： A propeller blade comprising a composite member. The composite member comprises a stack of plies and a matrix in which the stack of plies is embedded. At least one ply comprises a plurality of first yarns aligned in a first direction defining a plane of the ply and a plurality of second yarns extending transverse to the plane of the ply. Each second yarn does not extend through more than one ply. Also provided is a propelling system comprising the propeller blade, a composite propeller blade prepreg, and a method of forming a propeller blade.