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:
Sep. 29, 2026
Filed:
Mar. 20, 2023
Nippon Steel Corporation, Tokyo, JP;
Rei Honma, Tokyo, JP;
NIPPON STEEL CORPORATION, Tokyo, JP;
Abstract
When a front reference location (Pf) is an intersection point of a front imaginary line (L) passing through a center axis (O) of a rotor core () and a front end of each set of permanent magnets () and an outer circumferential surface of the rotor core () in a plane view, and a rear reference location (Pr) is an intersection point of a rear imaginary line (L) passing through the center axis (O) of the rotor core () and a rear end of each set of the permanent magnets () and the outer circumferential surface of the rotor core () in the plane view, a rear end () of a front bridge () is disposed at a position away from the front reference location (Pf) to a rear (R) by θa/24 (radian) or more and θa/8 (radian) or less at a central angle about the center axis (O), and