The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 07, 2023
Filed:
Dec. 13, 2019
Safran Aircraft Engines, Paris, FR;
Thomas Alain De Gaillard, Moissy-Cramayel, FR;
Benjamin Bulot, Moissy-Cramayel, FR;
Eddy Keomorakott Souryavongsa, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The invention relates to a fan blade () comprising: —an aerofoil () made of a composite material comprising a fibrous reinforcement densified by a polymer matrix, a leading edge () and a trailing edge (), and —a structural shield () fitted and attached to the leading edge () or the training edge (), and —at least one stiffener () formed integrally and in one piece with the structural shield (), said stiffener () extending in a cavity () formed between the shield () and the leading edge () or the trailing edge () so as to increase a stiffness of the blade ().