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:
Aug. 19, 2025
Filed:
Sep. 03, 2021
Safran Helicopter Engines, Bordes, FR;
Safran Electrical & Power, Blagnac, FR;
Safran Power Units, Toulouse, FR;
Romain Jean Gilbert Thiriet, Moissy-Cramayel, FR;
Eric Jean-Louis Bouty, Moissy-Cramayel, FR;
Denis Antoine Julien Real, Moissy-Cramayel, FR;
Valéry Chau, Moissy-Cramayel, FR;
SAFRAN HELICOPTER ENGINES, Bordes, FR;
SAFRAN ELECTRICAL & POWER, Blagnac, FR;
SAFRAN POWER UNITS, Toulouse, FR;
Abstract
Hybrid turbomachine comprising an electric generator, a gas generator-equipped with an air inlet and with an exhaust and an acoustic monitoring system comprising a control unit and a plurality of loudspeakers. At least a first loudspeaker is disposed on the electric generator, and/or at least a second loudspeaker is disposed on the air inlet of the gas generator, and/or at least a third loudspeaker is disposed on the exhaust of the gas generator. The control unit of the acoustic monitoring system is mounted on the electric generator and is configured to make an AC-DC electrical conversion of the electromotive force of the electric generator into an adjustable DC voltage intended to be distributed to loads or to energy storage means.