Stator of rotary electric machine and method for manufacturing same
US10312778B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 4, 2014 |
| Grant date | Jun 4, 2019 |
| Priority date | — |
| Expiry date | Oct 18, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/521
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
This stator includes: a plurality of divided core units 11a and 11b which respectively have: a plurality of annular divided cores 12a and 12b in each of which a plurality of tooth portions 13 are provided at a predetermined interval on the inner periphery of the corresponding one of annular back yoke portions 14 which are formed as a plurality of divided parts in the axial direction of the rotary electric machine; and a plurality of coils 15 respectively mounted to the tooth portions, wherein the plurality of divided core units are assembled in the axial direction such that the tooth portions thereof are coupled to each other via the annular back yoke portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.