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:
Sep. 25, 2018
Filed:
Jul. 21, 2016
Safran Aircraft Engines, Paris, FR;
Francois Gallet, Moissy-Cramayel, FR;
Nicolas Jerome Jean Tantot, Moissy-Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
The invention concerns an aircraft propelled by a turbine engine having contrarotating fans (), the turbine engine being incorporated at the rear of a fuselage () of the aircraft, in the extension of same and comprising at least two gas generators () that supply, via a shared central stream (), a power turbine (), the turbine () comprising two contrarotating rotors () for driving two fans () disposed downstream from the gas generators (), said aircraft comprising means () arranged for separating the gas flow in the power turbine () into at least two concentric streams () and a device comprising first means for distributing the gas flow (-) between said streams () from the central stream (), the first distribution means being configured to be able to open or close the supply of at least one so-called sealable stream () of the streams () of the power turbine ().