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:
May. 17, 2022

Filed:

Dec. 10, 2019
Applicant:

University of Florida Research Foundation, Incorporated, Gainesville, FL (US);

Inventors:

Kamran Mohseni, Gainesville, FL (US);

Thomas I. Linehan, Gainesville, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 9/22 (2006.01); B64C 23/06 (2006.01); B64C 9/08 (2006.01); B64C 39/02 (2006.01);
U.S. Cl.
CPC ...
B64C 39/028 (2013.01); B64C 9/08 (2013.01); B64C 9/22 (2013.01); B64C 23/06 (2013.01);
Abstract

A vehicle, such as a micro-aerial vehicle or underwater vehicle, includes at least one lift structure, such as a low-aspect-ratio wing or a fin, respectively. The at least one lift structure comprises one or more alulas. A leading surface of each alula is (a) flush with a leading surface of the lift structure or (b) offset from the leading edge of the lift surface by up to approximately 10% of the chord length of the lift structure. The length of each alula is no more than approximately 20% of a lift structure length corresponding to the lift structure. In various embodiments, the alula is deflected or canted with respect to a plane defined by the lift structure. In an example embodiment, the alulas may be slid or translated along at least a portion of the span of the lift structure.


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