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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.:

US 12391375 B1

PDFFull Text
Date of Patent:
Aug. 19, 2025

Filed:

Sep. 28, 2023

Blade and rotor

Applicant:

Honda Motor Co., Ltd., Tokyo, JP;

Inventors:

Takaaki Yasuda, Wako, JP;

Susumu Mashio, Wako, JP;

Masahiko Asanuma, Wako, JP;

Assignee:

HONDA MOTOR CO., LTD., Tokyo, JP;

Attorney:

Rankin, Hill & Clark LLP

Primary Examiner:

Christopher R Legendre

Int. Cl.
CPC ...
B64C 27/473 (2006.01); B64C 27/467 (2006.01); B64C 29/00 (2006.01); F01D 5/02 (2006.01); F01D 5/14 (2006.01);
U.S. Cl.
CPC ...
B64C 27/467 (2013.01); B64C 27/473 (2013.01); F01D 5/021 (2013.01); F01D 5/14 (2013.01); B64C 29/0008 (2013.01); F05D 2220/90 (2013.01);
Abstract

A blade for use in a rotor of an aircraft is swept in a region extending to a blade tip from a first position located between the rotation center of the rotor and the blade tip in a radial direction of the VTOL rotor, the sweep amount increases from the first position toward the blade tip, and the rate of change of the sweep amount in a region extending to the blade tip from a second position located between the first position and the blade tip in the radial direction of the VTOL rotor, is greater than the rate of change of the sweep amount in a region extending from the first position to the second position.

Find Patent Forward Citations

Yasuda, Takaaki. (2025). Blade and rotor (U.S. Patent No. 12391375). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12391375

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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