Invention Grant
- Patent Title: Stator, electric motor, compressor, refrigerating and air conditioning apparatus, and method for manufacturing stator
-
Application No.: US16496102Application Date: 2017-05-10
-
Publication No.: US11496005B2Publication Date: 2022-11-08
- Inventor: Yuji Hirosawa , Masahiro Nigo
- Applicant: Mitsubishi Electric Corporation
- Applicant Address: JP Tokyo
- Assignee: Mitsubishi Electric Corporation
- Current Assignee: Mitsubishi Electric Corporation
- Current Assignee Address: JP Tokyo
- Agency: Posz Law Group, PLC
- International Application: PCT/JP2017/017652 WO 20170510
- International Announcement: WO2018/207277 WO 20181115
- Main IPC: H02K1/14
- IPC: H02K1/14 ; H02K21/16 ; H02K1/27 ; H02K15/02 ; F25B49/02 ; F24F1/08 ; H02K1/276
Abstract:
A stator includes a yoke portion, and a tooth portion located inside the yoke portion in a radial direction. A fracture surface ratio of an inner surface of the tooth portion in the radial direction is lower than a fracture surface ratio of a side surface of the yoke portion.
Public/Granted literature
Information query
