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:
Mar. 25, 2025
Filed:
Sep. 24, 2020
Daikin Industries, Ltd., Osaka, JP;
Yoshitaka Okuyama, Osaka, JP;
Masaki Hirano, Osaka, JP;
Shoujirou Naka, Osaka, JP;
Shunsuke Shimizu, Osaka, JP;
Yoshiki Yasuda, Osaka, JP;
Akio Yamagiwa, Osaka, JP;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Abstract
A rotor includes an iron core; a plurality of permanent magnets housed in magnet slots different from each other formed in the iron core, and arranged in series magnetically; and a flux barrier provided to be close to an end in a direction orthogonal to a direction of a main magnetic flux, for each of at least two permanent magnets among the plurality of permanent magnets arranged in series magnetically. Two instances of the flux barrier corresponding to said at least two permanent magnets arranged in series magnetically, communicate with each other.