Title:
INTERIOR MAGNET ROTOR AND INTERIOR MAGNET ROTATING ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2024/042731
Kind Code:
A1
Abstract:
An interior magnet rotor (10) according to an embodiment is provided with a rotor shaft extending in the rotational axis direction, rotor core (12), and a plurality of permanent magnets (20). The rotor core (12) has at least one magnet housing hole (12a) sandwiched between a first wall (12d) and a second wall (12e) which are formed in each magnetic pole and is attached to the rotor shaft. The plurality of permanent magnets (20) are housed in the magnet housing hole (12a) and disposed so as to continue in one direction in a cross-section thereof. Each of the permanent magnets (20) has substantially cuboid outline and is formed with tilted surfaces over the longitudinal direction at two corner portions that lie opposite to each other.
Inventors:
MORI DAISUKE (JP)
Application Number:
PCT/JP2022/038530
Publication Date:
February 29, 2024
Filing Date:
October 17, 2022
Export Citation:
Assignee:
TOSHIBA KK (JP)
TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP (JP)
TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORP (JP)
International Classes:
H02K1/276
Domestic Patent References:
| WO2014030547A1 | 2014-02-27 |
Foreign References:
| JP2019030207A | 2019-02-21 | |||
| JP2018164378A | 2018-10-18 | |||
| JP2014187748A | 2014-10-02 | |||
| JP5776275B2 | 2015-09-09 |
Attorney, Agent or Firm:
SAKURA PATENT OFFICE, P.C. (JP)
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