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. 13, 2022
Filed:
Nov. 08, 2019
Safran Aircraft Engines, Paris, FR;
Alexandre Bernard Marie Boisson, Moissy-Cramayel, FR;
Kaëlig Merwen Orieux, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The invention concerns a flow straightener unit () for a fan module of a turbomachine, the straightener unit () comprising a plurality of blades () distributed about an axis of rotation, each blade () is made of a composite material and comprises an aerofoil () and a root () intended to be assembled on a hub () of the turbomachine. The unit () comprises a centring and attachment plate () of the blade () on the turbomachine intended to be attached to the hub () at a determined azimuthal position and to the root () of the blade (), the plate () is designed to be screwed to the hub () by screws () that are longitudinal with respect to the axis of rotation of the unit () and screwed to the root () of the blade () by screws () that are radial with respect to the axis of rotation of the unit ().