Title:
アキシャルギャップ型モータの回転子用ヨーク
Document Type and Number:
Japanese Patent JP7364925
Kind Code:
B2
Abstract:
To provide an axil gap type motor rotor having high durability such that release of a bond magnet or occurrence of a crack or the like can be reduced even under a usage environment (hot-cold environment) where the temperature repeatedly becomes high and low, and provide a yoke that is suitable for the axial gap type motor rotor.SOLUTION: A yoke for an axil gap type motor rotor has a plurality of recesses in a joint surface with respect to a bond magnet. At least one of the recesses radially penetrates the inner circumferential side or the outer circumferential side. At least one of the recesses has a maximum inner width larger than an opening portion.SELECTED DRAWING: Figure 1A
Inventors:
Ihara Kohei
Masahiro Abe
Rie Yoshida
Satoshi Yamanaka
Masahiro Abe
Rie Yoshida
Satoshi Yamanaka
Application Number:
JP2021147703A
Publication Date:
October 19, 2023
Filing Date:
September 10, 2021
Export Citation:
Assignee:
Nichia Corporation
International Classes:
H02K1/2798
Domestic Patent References:
| JP2006329742A | ||||
| JP2016131468A | ||||
| JP2008131845A | ||||
| JP2000102201A |
Attorney, Agent or Firm:
Patent Attorney Firm WisePlus
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