Squirrel cage rotor with copper filled plastic bars and rings
US10530228B2 · kind B2 · utility
0Cited by
18References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 2017 |
| Grant date | Jan 7, 2020 |
| Priority date | — |
| Expiry date | Mar 16, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K2213/03
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rotating element for a dynamo-electric machine such as an electric induction motor. The rotating element includes a plurality of axially stacked laminations cooperatively defining a plurality of arcuately spaced bar slots. The rotating element also includes a plurality of bars, with each bar extending through one of the bar slots. Each of the bars comprises copper-impregnated polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.