Method for fabricating an induction rotor
US8910371B2 · kind B2 · utility
3Cited by
5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2011 |
| Grant date | Dec 16, 2014 |
| Priority date | — |
| Expiry date | Jul 12, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49012
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rotor for an induction motor includes a rotor core having first and second ends and a plurality of conductor bars. Each conductor bar has a respective first end extending beyond the first end of said rotor core. Each first exposed end has a respective enclosed opening. The rotor also includes an end ring comprising a casting of material flowed between the respective first ends of the conductor bars and through the respective closed openings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.