Stator core for car AC generator and process for producing stator core for car AC generator
US6246142A · kind A · utility
14Cited by
4References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 7, 1999 |
| Grant date | Jun 12, 2001 |
| Priority date | — |
| Expiry date | Sep 7, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49009
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A stator core which joint vibration in a radial direction and can suppress a vibration mode and a production process therefor. The stator core has a plurality of welded portions formed on the exterior or interior side of the cylinder in the same direction diagonal to the lamination direction of the metal sheet from the upper end to the lower end of the cylinder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.