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:
Jan. 30, 2024

Filed:

Aug. 20, 2019
Applicant:

Airbus Operations Limited, Bristol, GB;

Inventor:

Norman Wood, Bristol, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 23/06 (2006.01); B64C 3/14 (2006.01);
U.S. Cl.
CPC ...
B64C 23/072 (2017.05); B64C 3/14 (2013.01); B64C 2003/146 (2013.01);
Abstract

A wing tip device for a fixed wing aircraft is disclosed having an alular-like projection, a first leading edge region having a first sweep angle, a second leading edge region outboard of the first leading edge region in a spanwise direction and having a second sweep angle greater than the first sweep angle, a third leading edge region outboard of the second leading edge region in the spanwise direction and adjacent a tip end of the wing tip device and having a third sweep angle greater than the first sweep angle. The second leading edge region is adapted to generate a first vortex, and the third leading edge region is adapted to generate a second vortex which builds towards the tip end of the wing tip device.


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