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. 26, 2020
Filed:
Nov. 24, 2015
Applicant:
Safran Helicopter Engines, Bordes, FR;
Inventors:
Assignee:
SAFRAN HELICOPTER ENGINES, Bordes, FR;
Primary Examiner:
Int. Cl.
CPC ...
B64D 27/10 (2006.01); F01D 15/10 (2006.01); F02C 6/20 (2006.01); B64D 35/08 (2006.01); F02K 5/00 (2006.01); B64D 27/24 (2006.01); B64D 31/14 (2006.01); B64D 35/02 (2006.01); F02C 7/268 (2006.01); F02K 3/06 (2006.01);
U.S. Cl.
CPC ...
F02C 6/206 (2013.01); B64D 27/10 (2013.01); B64D 27/24 (2013.01); B64D 31/14 (2013.01); B64D 35/02 (2013.01); B64D 35/08 (2013.01); F01D 15/10 (2013.01); F02C 7/268 (2013.01); F02K 3/06 (2013.01); F02K 5/00 (2013.01); Y02T 50/62 (2013.01);
Abstract
A propulsion unit, notably for an aircraft, including a turbomachine; a propeller that can be selectively coupled to the turbomachine; a rotary electrical machine able to drive at least the turbomachine, and selective coupling of the rotary electric machine to the propeller and/or the turbomachine that is able to couple only the propeller to the rotary electrical machine during a defined stage of operation of the propulsion unit and that is able to couple or not couple the rotary electric machine to a gas generator and/or a free turbine of the turbomachine.