logo

For the Inventor, By the Inventor

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.:

US 12203484 B1

PDFFull Text
Date of Patent:
Jan. 21, 2025

Filed:

May. 25, 2022

Differentiated shortening of strands of the fibrous reinforcement of a fan blade

Applicant:

Safran Aircraft Engines, Paris, FR;

Inventors:

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

Nicolas Paul Tableau, Moissy-Cramayel, FR;

Julien Paul Schneider-Die-Gross, Moissy-Cramayel, FR;

Assignee:

SAFRAN AIRCRAFT ENGINES, Paris, FR;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Michael L Sehn

Int. Cl.
CPC ...
F04D 29/38 (2006.01); F04D 19/00 (2006.01); F04D 29/02 (2006.01);
U.S. Cl.
CPC ...
F04D 29/388 (2013.01); F04D 19/002 (2013.01); F04D 29/023 (2013.01); F05D 2220/36 (2013.01); F05D 2300/2102 (2013.01); F05D 2300/30 (2013.01); F05D 2300/501 (2013.01); F05D 2300/6034 (2013.01);
Abstract

The invention relates to a fan blade () of a turbomachine () comprising a structure () made of composite material having, within the root () and/or the stilt () of the blade, a first layer () comprising the lower face () and having a first thickness (E) of between 10% and 25% of the total thickness (E), a second layer () comprising the suction face () and having a second thickness (E) of between 10% and 25% of the total thickness (E), and a central layer () extending between the first layer () and the second layer (), the shortening of the warp strands () in the first and second layers () being greater than the shortening of the warp strands () in the central layer ().

Find Patent Forward Citations

Gondre, Guillaume Pascal Jean-Charles. (2025). Differentiated shortening of strands of the fibrous reinforcement of a fan blade (U.S. Patent No. 12203484). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12203484

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…