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:
May. 20, 2025

Filed:

Jun. 20, 2022
Applicant:

Safran Aircraft Engines, Paris, FR;

Inventors:

Sylvain Huchet, Moissy-cramayel, FR;

Didier Queant, Moissy-Cramayel, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02K 7/00 (2006.01); B64C 11/06 (2006.01); F01D 7/00 (2006.01); F01D 17/16 (2006.01); F02K 3/06 (2006.01);
U.S. Cl.
CPC ...
F02K 7/005 (2013.01); B64C 11/06 (2013.01); F01D 7/00 (2013.01); F01D 17/162 (2013.01); F02K 3/06 (2013.01); F05D 2260/74 (2013.01);
Abstract

Turbojet engine fan module wheel, including a plurality of blades made of composite material, each blade having a root assembled with a base distinct from the bases of the other blades, each base having a groove extending axially and opening out on the side of the upstream face and on the side of the downstream face, each root cooperating by axial interlocking in a form-fitting manner, for example in the shape of a dovetail, with the groove of the base, whereby the root is retained on the base along the radial and circumferential directions, and each base cooperates with at least one part configured to axially block the root within the groove of the base, whereby the root is retained along the axial direction.


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