Patent · US Active

Casing made of composite material with local variation of thickness

US11702961B2 · kind B2 · utility

0Cited by

1References

11Claims

0Family size

Assignee

SAFRAN AIRCRAFT ENGINES · FR

Inventors

Clément Bourolleau · Moissy-Cramayel, FR
Alexandre Branco · Schweinfurt, DE
Serge Domingues · Moissy-Cramayel, FR
Vincent Pascal Fiore · Moissy-Cramayel, FR
Anwer Siraj · Moissy-Cramayel, FR

Key dates

Filing date	Jan 17, 2020
Grant date	Jul 18, 2023
Priority date	—
Expiry date	Sep 8, 2040

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A gas turbine fan casing made of composite material with a fibrous reinforcement includes a plurality of superimposed turns of a strip-shaped fibrous texture having a three-dimensional weaving between a plurality of layers of warp yarns and a plurality of layers of weft yarns, the fibrous reinforcement being densified by a matrix. The fibrous texture includes at least one lateral section of variable thickness in which the weft yarns have a size or a count different from the size or the count of the weft yarns of the plurality of layers of weft yarns present in the remainder of the fibrous texture.

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