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:
Jan. 07, 2025
Filed:
Dec. 13, 2022
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Infrastructure Systems & Solutions Corporation, Kawasaki, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Infrastructure Systems & Solutions Corporation, Kawasaki, JP;
Abstract
According to one embodiment, a rotor of a rotary electric machine is provided with a rotor iron core and a plurality of permanent magnets. The rotor iron core includes a plurality of magnetic poles, a plurality of magnet holding slots, an outer peripheral side iron core portion, an inner peripheral side iron core portion, a plurality of bridges passed between the outer peripheral side iron core portion and the inner peripheral side iron core portion, and a plurality of magnet holding protrusions extending from the middle of each of the bridges to each of the magnet holding slots for each of the magnetic poles. Each of the permanent magnets is accommodated in each of the magnet holding slots and is in contact with each of the magnet holding protrusions.