Title:
INSULATOR, STATOR, AND MOTOR
Document Type and Number:
WIPO Patent Application WO/2023/140380
Kind Code:
A1
Abstract:
Provided is an insulator 5 placed between a stator core and a three-phase coil wound around the stator core, the insulator 5 comprising: a main body part 61 that covers a coil-wound portion of the stator core to insulate the coil from the stator core; a locking part 62 that is placed on a radially-inner end portion of the main body part 61; and a plurality of crossover-wire holding parts 63 that are placed on the radially-outer side of the main body part 62 and hold crossover wires of the coil, wherein at least one of the plurality of crossover-wire holding parts 63 has a shorter peripheral length on the radially-outer side than on the radially-inner side in the axial direction.
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Inventors:
YATSUKAWA RYO (JP)
KAWAI RYO (JP)
SUGIMOTO YUKIHIKO (JP)
KAWAI RYO (JP)
SUGIMOTO YUKIHIKO (JP)
Application Number:
PCT/JP2023/001937
Publication Date:
July 27, 2023
Filing Date:
January 23, 2023
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
H02K3/46; H02K3/38
Foreign References:
| JP2010246353A | 2010-10-28 | |||
| JP2019208335A | 2019-12-05 | |||
| JP2015015876A | 2015-01-22 | |||
| JP2017163726A | 2017-09-14 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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