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:
Jul. 29, 2025
Filed:
Jun. 21, 2022
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Nicolas Daniel Delaporte, Moissy-Cramayel, FR;
Pierre Marie Mulheim, Moissy-Cramayel, FR;
Arnaud Martine, Moissy-Cramayel, FR;
Antoine Giguet, Moissy-Cramayel, FR;
Vincent Goyon, Moissy-Cramayel, FR;
Assignee:
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/30 (2006.01); F01D 5/32 (2006.01);
U.S. Cl.
CPC ...
F01D 5/3007 (2013.01); F01D 5/326 (2013.01); F05D 2260/36 (2013.01);
Abstract
A foil and a root of a blade of a turbomachine rotor and includes a base, two side limbs that are connected to each other by the base, at least the first limb includes at least one recess including at least two folds in two different directions, the recess being capable of engaging with a notch provided in the root of the blade to ensure the foil is longitudinally retained relative to the root of the blade at least in a longitudinal direction.