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:
Dec. 23, 2025
Filed:
May. 29, 2023
Safran Helicopter Engines, Bordes, FR;
Damien Laberny, Moissy-Cramayel, FR;
Loïs Pierre Denis Vive, Moissy-Cramayel, FR;
Alexandre Hervé René Montpellaz, Moissy-Cramayel, FR;
Fabrice Iparaguirre, Moissy-Cramayel, FR;
SAFRAN HELICOPTER ENGINES, Bordes, FR;
Abstract
Turbomachine blade including an external shell including a pressure-side wall and a suction-side wall delimiting between them an interior volume, an insert arranged in the interior volume so as to form an air passage between the insert and the external shell; and at least one breakable joining portion, connected on the one hand to the insert and on the other hand to the external shell; wherein one at least of the mechanical breaking resistance of the breakable joining portion, the mechanical breaking resistance between the breakable joining portion and the external shell and the mechanical breaking resistance between the breakable joining portion and the insert is less than the mechanical breaking resistance of the external shell and the mechanical breaking resistance of the insert.