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:
Apr. 14, 2025
Filed:
Feb. 22, 2022
Denso Corporation, Kariya, JP;
Syun Sugita, Kariya, JP;
Akira Iwakawa, Kariya, JP;
Mariko Hashimoto, Kariya, JP;
Yuuichi Takemura, Kariya, JP;
DENSO CORPORATION, Kariya, JP;
Abstract
An electric vertical takeoff and landing aircraft with a plurality of electric drive systems each including a drive motor for turning a rotor and a drive unit for driving the drive motor includes: a drive information detection unit that detects, for each of the plurality of electric drive systems, drive information including at least one of motor information serving as an indicator of the deterioration state of the drive motor and drive unit information serving as an indicator of the deterioration state of the drive unit; and a maintenance necessity detection unit that detects the necessity or lack of necessity of maintenance on each of the plurality of electric drive systems based on the detected drive information.