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.

Date of Patent:
Nov. 17, 2020

Filed:

Sep. 27, 2018
Applicant:

Airbus Helicopters Deutschland Gmbh, Donauworth, DE;

Inventors:

Rupert Pfaller, Riemerling, DE;

Uwe Kiesewetter, Rain am Lech, DE;

Sebastian Mores, Munich, DE;

Marius Bebesel, Augsburg, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 27/26 (2006.01); B64C 27/20 (2006.01); B64C 29/00 (2006.01); B64C 3/14 (2006.01); B64C 27/82 (2006.01);
U.S. Cl.
CPC ...
B64C 27/26 (2013.01); B64C 3/14 (2013.01); B64C 27/20 (2013.01); B64C 27/82 (2013.01); B64C 29/0025 (2013.01); B64C 2003/148 (2013.01); B64C 2027/8236 (2013.01);
Abstract

A multirotor aircraft with an airframe and at least one wing that is mounted to the airframe, the at least one wing being provided with at least four thrust producing units that are arranged in spanwise direction of the at least one wing, wherein each one of the at least four thrust producing units comprises at least one rotor assembly that is accommodated in an associated shrouding, the associated shrouding being integrated into the at least one wing, wherein the associated shrouding defines an air duct that is axially delimited by an air inlet region and an air outlet region, wherein the air inlet region exhibits in circumferential direction of the air duct at least two different aerodynamic profiles.


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