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.

Date of Patent:
Sep. 16, 2025

Filed:

Jun. 24, 2022
Applicant:

Safran Aircraft Engines, Paris, FR;

Inventors:

Ceddric Beljambe, Moissy-Cramayel, FR;

Clément Cottet, Moissy-Cramayel, FR;

Jean Charles Olivier Roda, Moissy-Cramayel, FR;

Kevin Franck Jacques Tribout, Moissy-Cramayel, FR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 11/30 (2006.01); F01D 7/00 (2006.01);
U.S. Cl.
CPC ...
B64C 11/30 (2013.01); F01D 7/00 (2013.01); F05D 2260/311 (2013.01); F05D 2260/53 (2013.01);
Abstract

An assembly for a propeller of a turbine engine of an aircraft is provided. The assembly includes a variable-pitch vane having a blade connected to a root, the vane having a longitudinal axis aligned with a vane pitch axis which passes through the root, a base rigidly connected to the vane to rotate together with the vane about the axis and connected to a portion of a toothed wheel extending around the axis, and a counterweight device having a shaft which can rotate about an axis substantially perpendicular to the axis, the shaft being connected to at least one flyweight and to a pinion meshed with the toothed wheel portion. The toothed wheel portion can be attached to the base by at least one shear pin.


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