Patent · US Active

Propeller blade

US12187413B2 · kind B2 · utility

0Cited by

7References

15Claims

0Family size

Assignee

RATIER-FIGEAC SAS · FR

Inventors

Pascal Amat · Villefranche-de-Rouergue, FR
Olivier Picot · Munich, DE

Key dates

Filing date	Aug 2, 2023
Grant date	Jan 7, 2025
Priority date	—
Expiry date	Aug 2, 2043

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB64C11/20
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.