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:
Feb. 11, 2020
Filed:
Jul. 21, 2017
Applicant:
Airbus Helicopters Deutschland Gmbh, Donauworth, DE;
Inventors:
Assignee:
AIRBUS HELICOPTERS DEUTSCHLAND GMBH, Donauworth, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 1/06 (2006.01); B64C 1/40 (2006.01); B64C 1/12 (2006.01); B64C 27/04 (2006.01); B64C 1/00 (2006.01);
U.S. Cl.
CPC ...
B64C 1/061 (2013.01); B64C 1/064 (2013.01); B64C 1/12 (2013.01); B64C 1/40 (2013.01); B64C 27/04 (2013.01); B64C 2001/0072 (2013.01); Y02T 50/46 (2013.01);
Abstract
A rotary wing aircraft with a fuselage that comprises at least one structural stiffened panel, the structural stiffened panel comprising a stressed skin and a stiffening framework that is rigidly attached to the stressed skin, wherein the stressed skin comprises an inner skin, an outer skin and a core element assembly that is arranged between the inner skin and the outer skin, the core element assembly comprising at least one viscoelastic core element and at least one intermediate core element that are tessellated, wherein the at least one viscoelastic core element is provided for noise and vibration damping.