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.

Date of Patent:
Jun. 25, 2024

Filed:

Oct. 05, 2021
Applicant:

Safran Aircraft Engines, Paris, FR;

Inventors:

Charles-Henri Claude Jacky Sullet, Moissy-cramayel, FR;

Guillaume Pascal Jean-Charles Gondre, Moissy-cramayel, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/28 (2006.01);
U.S. Cl.
CPC ...
F01D 5/282 (2013.01); F05D 2220/36 (2013.01); F05D 2240/303 (2013.01); F05D 2300/603 (2013.01);
Abstract

A blade comprising a blade body made of fiber-reinforced organic-matrix composite material and a leading edge shield made of a material having a better resistance to point impacts than the composite material of the blade body, the leading edge shield being assembled on the blade body and including a pressure side fin and a suction side fin connected by a thicker central part, the blade including an aerodynamic airfoil height and a chord length, the suction side fin having a first length projected onto the chord between 10 and 18% of the chord length, the first length being disposed between 70 and 80% of the aerodynamic airfoil height, a second length projected onto the chord between 18 and 26% of the chord length, the second length being disposed between 85 and 95% of the aerodynamic airfoil height.


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