US 11,949,304 B2
Rotary electric machine and stator thereof
Masayoshi Yamamoto, Kariya (JP); Mai Goto, Kariya (JP); and Shigenori Yoneda, Kariya (JP)
Assigned to DENSO CORPORATION, Kariya (JP)
Filed by DENSO CORPORATION, Kariya (JP)
Filed on Aug. 2, 2021, as Appl. No. 17/391,584.
Application 17/391,584 is a continuation of application No. PCT/JP2020/003140, filed on Jan. 29, 2020.
Claims priority of application No. 2019-064485 (JP), filed on Mar. 28, 2019.
Prior Publication US 2021/0367469 A1, Nov. 25, 2021
Int. Cl. H02K 3/28 (2006.01); H02K 3/12 (2006.01)
CPC H02K 3/28 (2013.01) [H02K 3/12 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A stator of a rotary electric machine, the stator comprising:
a stator core which has a plurality of slots; and
a stator coil which connects a plurality of straight portions arranged in the plurality of slots by a plurality of turn portions in a first coil end on one end, and connects a plurality of straight portions arranged in the plurality of slots by a plurality of joint portions in a second coil end on the other end, wherein
the first coil end is arranged with the plurality of turn portions so as to form a circumferential pair whose top portions are shifted in a circumferential direction and an axial pair whose top portions are shifted in an axial direction, and wherein
the second coil end is arranged with lead wires connected to power terminals.