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:
Feb. 21, 2023
Filed:
Mar. 19, 2019
Safran Aircraft Engines, Paris, FR;
Laurent Jablonski, Moissy-Cramayel, FR;
François Jean Comin, Moissy-Cramayel, FR;
Philippe Gérard Edmond Joly, Moissy-Cramayel, FR;
Jean-Marc Claude Perrollaz, Moissy-Cramayel, FR;
Anthony Lafitte, Moissy-Cramayel, FR;
Rémi Roland Robert Mercier, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The invention relates to a bladed disk () of a fan, comprising: a hub () comprising an outer radial platform () designed so as to define an inner gas flow stream in the turbomachine, a plurality of blades () comprising a root () connected to the platform (), a leading edge () and a trailing edge (), a groove formed in the platform () around part of the root () of each blade () in an area adjacent to the leading edge () and/or the trailing edge (), and a joint () placed in the groove () in such a way that it extends in the extension of the radially outer face () of the platform () in order to ensure a continuity of the inner flow stream.