Title:
ARMATURE AND ARMATURE MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2023082416
Kind Code:
A
Abstract:
To provide an armature and an armature manufacturing method capable of suppressing the generation of stress in an iron core caused by the difference in thermal expansion between a permanent magnet and the iron core.SOLUTION: A rotor 11 includes an iron core 13 in which a plurality of magnet holes 15 penetrating in the axial direction along which the central axis L extends are arranged side by side along the peripheral edge, a plurality of permanent magnets 16 respectively inserted into the plurality of magnet holes 15, and a pair of plate members 14 fixed to the iron core 13 while covering the upper surface 13a and the lower surface 13b of the iron core 13. The permanent magnet 16 has an upper end surface 16a and a lower end surface 16b bonded to the pair of plate members 14 with an adhesive 21, respectively.SELECTED DRAWING: Figure 2
Inventors:
SUGIYAMA MASAKI
Application Number:
JP2021196175A
Publication Date:
June 14, 2023
Filing Date:
December 02, 2021
Export Citation:
Assignee:
TOYOTA BOSHOKU CORP
International Classes:
H02K1/276; H02K15/03
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda