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:
Mar. 13, 2018
Filed:
Mar. 09, 2017
Snecma, Paris, FR;
Sebastien Tajan, Sucy en Brie, FR;
Adrien Jacques Philippe Fabre, Montrouge, FR;
Christophe Jacquemard, Hericy, FR;
Adrien Laurenceau, Melun, FR;
Romain Boudier, Viroflay, FR;
SNECMA, Paris, FR;
Abstract
The invention relates to the field of aerial propellers, in particular the field of variable-pitch propellers, specifically for unducted fans. More specifically, the invention relates to a pivot () for a blade () of a propeller (), the pivot including at least a proximal portion () made of metal and suitable for being retained in a radial orifice of a propeller hub, while being capable of turning in said orifice about a longitudinal axis (Z) of the pivot (), and a distal portion () including a receptacle () suitable for retaining a blade root, and at least one arm () of organic matrix composite material extending laterally relative to said longitudinal axis (Z) and supporting a flyweight ().