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. 23, 2023
Filed:
Jul. 15, 2021
Applicant:
Airbus Helicopters Deutschland Gmbh, Donauworth, DE;
Inventors:
Rupert Pfaller, Riemerling, DE;
Tobias Ries, Nordendorf, DE;
Assignee:
AIRBUS HELICOPTERS DEUTSCHLAND GMBH, Donauworth, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 27/82 (2006.01); B64C 1/00 (2006.01); B64C 27/06 (2006.01);
U.S. Cl.
CPC ...
B64C 27/82 (2013.01); B64C 1/0009 (2013.01); B64C 27/06 (2013.01); B64C 2027/8236 (2013.01); B64C 2027/8272 (2013.01); B64C 2027/8281 (2013.01);
Abstract
A rotary wing aircraft that extends along an associated roll axis between a nose region and an aft region and that comprises a fuselage with a front section and a rear section, the rotary wing aircraft comprising: a main rotor that is rotatably mounted at the front section, a shrouded duct that is arranged in the aft region, and a propeller that is rotatably mounted to the shrouded duct, wherein the rear section extends between the front section and the shrouded duct and comprises an asymmetrical cross-sectional profile in direction of the associated roll axis.