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:
Aug. 12, 2025
Filed:
Mar. 31, 2022
Japan Aerospace Exploration Agency, Tokyo, JP;
Kawasaki Jukogyo Kabushiki Kaisha, Kobe, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Kazuomi Yamamoto, Tokyo, JP;
Mitsuhiro Murayama, Tokyo, JP;
Yuzuru Yokokawa, Tokyo, JP;
Masataka Kohzai, Tokyo, JP;
Kazuhide Isotani, Kobe, JP;
Yosuke Ueno, Kobe, JP;
Kenji Hayama, Kobe, JP;
Kensuke Hayashi, Nagoya, JP;
JAPAN AEROSPACE EXPLORATION AGENCY, Tokyo, JP;
KAWASAKI JUKOGYO KABUSHIKI KAISHA, Kobe, JP;
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Abstract
A leading-edge high-lift device according to an embodiment of the present invention is a leading-edge high-lift device that is deployable and retractable from/into a fixed leading edge of a main wing of an aircraft and includes: a leading edge portion; a trailing edge portion that forms a gap between a trailing edge portion and the main wing during deployment; a cusp portion formed at a lower edge of the leading edge portion; a lower surface portion formed between the cusp portion and the trailing edge portion; and a curved hump portion that is locally provided on a surface of the lower surface portion and protrudes toward the main wing in a cross-sectional shape perpendicular to a wing span direction of the main wing.