Rotating electric machine including swaging portions for steel sheets of stator core
US10491059B2 · kind B2 · utility
16Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 2015 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | May 25, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K5/1732
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
While lamination of steel sheets to be included in a stator core having a plurality of tooth portions is performed through swaging at yoke portions and through swaging at tooth portions, the stator core is formed in such a way as to include the tooth portion having a portion that is pressed into another steel sheet through swaging and the tooth portion having no portion that is pressed into another steel sheet through swaging.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.