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:
Jun. 27, 2017
Filed:
Dec. 22, 2014
Applicant:
Airbus Helicopters Deutschland Gmbh, Donauworth, DE;
Inventor:
Axel Fink, Donauworth, DE;
Assignee:
Airbus Helicopters Deutschland GmbH, Donauworth, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 1/18 (2006.01); B64C 1/12 (2006.01); B64C 27/04 (2006.01); B64C 1/06 (2006.01);
U.S. Cl.
CPC ...
B64C 1/18 (2013.01); B64C 1/062 (2013.01); B64C 1/064 (2013.01); B64C 1/12 (2013.01); B64C 27/04 (2013.01);
Abstract
The invention relates to a subfloor structure with an integral hull, for a rotary wing aircraft. The subfloor structure comprises an integral subfloor hull that defines in one piece, upward web portions acting as longerons and a bottom central portion offering both load bearing capabilities and aerodynamical loft features. The subfloor structure is useful for rotary wing aircrafts such as helicopters, and is e.g. made of composite and/or light alloy such as aluminum.