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:
Jan. 03, 2023
Filed:
Feb. 25, 2020
Applicant:
Airbus Operations Gmbh, Hamburg, DE;
Inventors:
Assignee:
Airbus Operations GmbH, Hamburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 21/06 (2006.01); B64C 3/26 (2006.01); B64C 1/00 (2006.01); B64F 5/40 (2017.01);
U.S. Cl.
CPC ...
B64C 21/06 (2013.01); B64C 3/26 (2013.01); B64F 5/40 (2017.01); B64C 2001/0072 (2013.01); B64C 2230/22 (2013.01);
Abstract
An aircraft structure () for flow control including a perforated panel () having an inner surface () directed to a structure interior (), an outer surface () in contact with an ambient flow (), and a plurality of micro pores () connecting the inner and outer surfaces (). Elongate crack stopper elements () are attached to the inner surface () of the perforated panel (). The crack stopper elements () are configured to inhibit crack propagation within the perforated panel ().