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:
Jan. 21, 2025
Filed:
Oct. 21, 2021
Safran Helicopter Engines, Bordes, FR;
Loïs Pierre Denis Vive, Moissy-Cramayel, FR;
Thomas Drouin, Moissy-Cramayel, FR;
Olivier Bedrine, Moissy-Cramayel, FR;
SAFRAN HELICOPTER ENGINES, Bordes, FR;
Abstract
Disclosed is a turbomachine, comprising a gas generator () equipped with a first shaft (), at least one reversible electrical machine (), a free turbine () provided with a second shaft () and caused to rotate by a gas flow generated by the gas generator (), an accessory gear box () and at least one accessory (). Said at least one electrical machine () is mechanically coupled to said second mechanical shaft () via the accessory gear box () during all phases of operation of the turbomachine (), the accessory gear box () is coupled to the at least one accessory () and the turbomachine () further comprises a single mechanical coupling means () for mechanically coupling said first mechanical shaft () to the accessory gear box () in a first configuration and mechanically uncoupling said first mechanical shaft () from the accessory gear box () in a second configuration.