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:
Oct. 18, 2022
Filed:
Dec. 20, 2019
Safran Aircraft Engines, Paris, FR;
Paul Antoine Foresto, Moissy-Cramayel, FR;
Vivien Mickaël Courtier, Moissy-Cramayel, FR;
Stéphane Roger Mahias, Moissy-Cramayel, FR;
William Henri Joseph Riera, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The invention relates to a turbomachine assembly () comprising a fan () and a booster drum-type part (), the fan () comprising:—blades () comprising an airfoil () and an extension () mounted on and attached to the trailing edge () of the airfoil (),—a fan () disc () and—a series of inter-blade platforms (), the extension () of each blade () extending beyond the downstream face () of the fan () disc () in the direction of the upstream edge () of the part () and covering, at least partially, the cavity () between the fan () and the part ().