公开(公告)号：US20180342913A1

公开(公告)日：2018-11-29

申请号：US16052620

申请日：2018-08-02

申请人： KABUSHIKI KAISHA YASKAWA DENKI

发明人： Takeo SUZUKI ,  Kenichi HIRATA ,  Hiroshi KOGA ,  Motomichi OHTO ,  Yosuke SHIROZU

IPC分类号： H02K1/14 ,  H02K5/00 ,  H02K15/02

摘要： A rotating electrical machine includes a frame, and a stator core fixed to an inner peripheral surface of the frame and including a plurality of split cores disposed in a peripheral direction. Each of the plurality of split cores includes a groove disposed along an axial direction on a central position in the peripheral direction on an outer peripheral surface of the split core, and a first protrusion disposed on a bottom of the groove and protruding outward in a radial direction.