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:
Dec. 01, 2020
Filed:
Oct. 04, 2016
Applicant:
Safran Aircraft Engines, Paris, FR;
Inventors:
Kevin Morgane Lemarchand, Melun, FR;
Tewfik Boudebiza, Paris, FR;
Gilles Alain Charier, La Grande Paroisse, FR;
Nathalie Nowakowski, Cesson, FR;
Assignee:
Safran Aircraft Engines, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64D 27/18 (2006.01); B64D 35/04 (2006.01); B64C 3/18 (2006.01); B64C 3/32 (2006.01); B64C 11/00 (2006.01); B64D 27/12 (2006.01); B64D 27/26 (2006.01); B64D 35/02 (2006.01); F02K 1/54 (2006.01); F02K 3/077 (2006.01);
U.S. Cl.
CPC ...
B64D 27/18 (2013.01); B64C 3/182 (2013.01); B64C 3/32 (2013.01); B64C 11/001 (2013.01); B64D 27/12 (2013.01); B64D 27/26 (2013.01); B64D 35/02 (2013.01); B64D 35/04 (2013.01); F02K 1/54 (2013.01); F02K 3/077 (2013.01); B64D 2027/266 (2013.01); Y02T 50/671 (2013.01);
Abstract
An aircraft includes a wing having a first upstream spar and a second downstream spar extending in the direction of the span of said wing, and at least one propulsion unit supported by the wing. The propulsion unit includes a turboprop engine and a propeller. The propeller includes an external annular casing fixed to a suction surface of the wing, and at least to the first upstream spar via at least one first and second fastener.