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. 10, 2019
Filed:
May. 07, 2015
Safran Aircraft Engines, Paris, FR;
Sebastien Emile Philippe Tajan, Moissy-Cramayel, FR;
Charles-Henri Michel Marie Derrez, Moissy-Cramayel, FR;
Caroline Adeline Herauville, Moissy-Cramayel, FR;
Anthony Lafitte, Moissy-Cramayel, FR;
Cyril Roger Yves Le Pecheur, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The invention relates to a hub for an unducted propeller () having variable-pitch blades () of a turbine engine, comprising two parallel annular side walls () between which are arranged rings () which are distributed angularly in a regular manner around a longitudinal axis (A) of the hub, which are connected to the annular side walls (), and which comprise compartments () receiving bearings () having radial axes (R) for guiding in rotation roots () of blades of said propeller, said rings () being connected in pairs by connection means () which are arranged between the annular side walls () and which comprise substantially radial reinforcing partitions (), characterised in that at least some of said reinforcing partitions () are connected to said annular side walls ().