US 11,811,284 B2
Stator for rotary electric machine and rotary electric machine using same
Yuji Kano, Hitachinaka (JP); Takayuki Koizumi, Hitachinaka (JP); Yasuyuki Saito, Hitachinaka (JP); Seigo Misaki, Hitachinaka (JP); and Hisaya Shimizu, Hitachinaka (JP)
Assigned to Hitachi Astemo, Ltd., Hitachinaka (JP)
Filed by Hitachi Astemo, Ltd., Hitachinaka (JP)
Filed on Apr. 1, 2021, as Appl. No. 17/220,170.
Application 17/220,170 is a continuation of application No. 16/072,396, granted, now 11,245,299, previously published as PCT/JP2017/001624, filed on Jan. 19, 2017.
Claims priority of application No. 2016-069949 (JP), filed on Mar. 31, 2016.
Prior Publication US 2021/0328473 A1, Oct. 21, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H02K 3/28 (2006.01); H02K 21/02 (2006.01); H02K 3/38 (2006.01); H02K 17/12 (2006.01); H02K 47/30 (2006.01)
CPC H02K 3/28 (2013.01) [H02K 3/38 (2013.01); H02K 17/12 (2013.01); H02K 47/30 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A stator for a rotary electric machine comprising
a plurality of segment coils which includes:
connection-side winding portions which are arranged on one side of a stator core and connected to slots with the same slot pitch; and
non-connection-side winding portions which are arranged on the other side of the stator core and inserted into the slots with a plurality of kinds of slot pitches,
wherein the connection-side winding portions include:
when n=1 or more,
a first connection group connects between the terminal portions of segments of a 2n−1 layer and a 2n layer, and
a second connection group connects between the terminal portions of segments of a 2n layer and a 2n+1 layer.