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:
May. 12, 2020
Filed:
Aug. 22, 2017
Safran Aircraft Engines, Paris, FR;
Sébastien Emile Philippe Tajan, Sucy en Brie, FR;
Eddy Keomorakott Souryavongsa, Lagny sur Marne, FR;
Regis Eugéne Henri Servant, Vigneux sur Seine, FR;
Adrien Jacques Philippe Fabre, Montrouge, FR;
Stephane Ibarzo, Boucau, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
A controller for controlling a system for changing the pitch of blades of a turbine engine propeller, the controller includes a fixed member () and a member () which is movable in translation along a longitudinal axis (X) relative to the fixed member (), and an anti-rotation device () configured so as to prevent the rotation of the movable member () relative to the fixed member () about the axis (X). The anti-rotation device includes a longitudinal structural crossmember () which is mounted by a first and a second end () on the fixed member, and support and guide unit () integrally in translation the movable member along the axis (X), the crossmember extending radially outside the movable member and the fixed member relative to a radial axis (Y) which is perpendicular to the axis (X) and being guided through the support and guide unit.