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:
Jun. 28, 2022
Filed:
Apr. 04, 2019
Safran Aircraft Engines, Paris, FR;
Safran Electrical & Power, Blagnac, FR;
Safran Transmission Systems, Colombes, FR;
Mathieu Jean Jacques Santin, Moissy-Cramayel, FR;
Guillaume Julien Beck, Moissy-Cramayel, FR;
Aldric Renaud Gabriel Marie Moreau De Lizoreux, Moissy-Cramayel, FR;
Boris Pierre Marcel Morelli, Moissy-Cramayel, FR;
Jean-Michel Bernard Paul Chastagnier, Blagnac, FR;
Thomas Turchi, Blagnac, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
SAFRAN ELECTRICAL & POWER, Blagnac, FR;
SAFRAN TRANSMISSION SYSTEMS, Colombes, FR;
Abstract
A propulsion unit for an aircraft, including an engine and a propeller shaft and further a propeller with airfoils which is coupled to the propeller shaft and having electrical members consuming electrical power, sealing between a case and the propeller shaft being ensured by a dynamic seal housed between a rotating dynamic seal support secured to the propeller shaft and a dynamic seal support flange secured to an end portion of the case, the rotating dynamic seal support being secured to the propeller shaft and abutted against a bearing for supporting this propeller shaft, it is provided that the propulsion unit, in order to deliver electrical power to the electrical members, having a rotating transformer rotated by the propeller shaft and including a stator, a casing of which is secured to the dynamic seal support flange and a rotor, a casing of which is secured to this propeller shaft.