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:
Jan. 09, 2024
Filed:
Feb. 11, 2021
Safran Aircraft Engines, Paris, FR;
Edouard Emmanuel Garreau, Moissy-Cramayel, FR;
Josserand Jacques Andre Bassery, Moissy-Cramayel, FR;
Lucas Geoffrey Desbois, Moissy-Cramayel, FR;
Etienne Leon Francois, Moissy-Cramayel, FR;
Samuel Laurent Noel Mathieu Juge, Moissy-Cramayel, FR;
Elsa Maxime, Moissy-Cramayel, FR;
Ba-Phuc Tang, Moissy-Cramayel, FR;
Denis Gabriel Trahot, Moissy-Cramayel, FR;
Thomas Tsassis, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
To increase the inertia of a sealing lip of a blade for an aircraft turbine engine, and thus improve the service life of such a sealing lip, the sealing lip is conformed so as to have a trough in the outer surface thereof and a corresponding boss in the inner surface thereof, the trough and the boss being defined based on a connection cross section of the sealing lip to a blade body, and being formed at a distance from a free axial end of the sealing lip.