US 12,218,546 B2
Stator and manufacturing method of the stator
Kimihiro Nagase, Tokyo (JP)
Assigned to SUBARU CORPORATION, Tokyo (JP)
Filed by SUBARU CORPORATION, Tokyo (JP)
Filed on Nov. 25, 2022, as Appl. No. 17/994,149.
Claims priority of application No. 2021-212632 (JP), filed on Dec. 27, 2021.
Prior Publication US 2023/0208217 A1, Jun. 29, 2023
Int. Cl. H02K 1/16 (2006.01); B60K 1/00 (2006.01); H02K 15/02 (2006.01)
CPC H02K 1/165 (2013.01) [B60K 1/00 (2013.01); H02K 15/024 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A stator for a rotary electric machine, the stator comprising:
a stator core comprising plate groups circumferentially shifted from and stacked on one another, the stator core having slots; and
a stator coil comprising segment conductors inserted in the slots respectively, the stator coil being assembled with the stator core,
wherein the plate groups each comprise grooves that form the slots, the grooves including
first grooves, and
second grooves wider than the first grooves, and
wherein at least one of the slots is configured with one or more of the first grooves and one or more of the second grooves.