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. 25, 2021
Filed:
Oct. 05, 2016
Safran Aircraft Engines, Paris, FR;
Augustin Marc Michel Curlier, Moissy Cramayel, FR;
Adrien Pierre Jean Pertat, Moissy Cramayel, FR;
Pierre-Alain Jean Philippe Reigner, Moissy Cramayel, FR;
Laurent Soulat, Moissy Cramayel, FR;
Kevin Morgane Lemarchand, Moissy Cramayel, FR;
Tewfik Boudebiza, Moissy Cramayel, FR;
Gilles Alain Charier, Moissy Cramayel, FR;
Nathalie Nowakowski, Moissy Cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
An aircraft propulsion assembly comprising at least a main turbine mounted along a longitudinal axis, at least one main fan arranged upstream of the main turbine along the longitudinal axis and driven in rotation by the said main turbine, the said main fan being ducted by a main fan casing, an auxiliary turbine mounted along the longitudinal axis, the auxiliary turbine being independent of the main turbine, an auxiliary fan of axis offset with respect to the longitudinal axis and driven by the auxiliary turbine, the auxiliary fan being ducted by an auxiliary fan casing, the main casing being separate and distinct from the auxiliary casing so as respectively to generate a main secondary flow and an auxiliary secondary flow which remain independent of one another until they are discharged into the atmosphere.