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Patent Searching and Data


Title:
ROTOR AND MOTOR
Document Type and Number:
WIPO Patent Application WO/2020/008979
Kind Code:
A1
Abstract:
One aspect of this rotor comprises: a shaft having a center axis; a rotor core secured to the shaft; and a plurality of magnet parts arrayed, respectively, in the circumferential direction and the axial direction on the radial-direction outer side surface of the rotor core. The plurality of magnet parts each include: a first magnet part: and a second magnet part, the radial-direction position of which on the radial-direction outer side surface of the rotor core is on the radial-direction inner side compared with the radial-direction position of the first magnet part on the radial-direction outer side surface. The first magnet part and the second magnet part are aligned in the axial direction.

Inventors:
ICHIEN AKIRA (JP)
KINJO HIDEYUKI (JP)
Application Number:
PCT/JP2019/025426
Publication Date:
January 09, 2020
Filing Date:
June 26, 2019
Export Citation:
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Assignee:
NIDEC CORP (JP)
International Classes:
H02K1/27
Domestic Patent References:
WO2017110688A12017-06-29
Foreign References:
JP2016171625A2016-09-23
JP2016178816A2016-10-06
JP2015065758A2015-04-09
JP2016046897A2016-04-04
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