Resolver stator having multilayered core
US10554108B2 · kind B2 · utility
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4References
3Claims
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Key dates
| Filing date | Dec 4, 2017 |
| Grant date | Feb 4, 2020 |
| Priority date | — |
| Expiry date | Jan 29, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K11/21
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A resolver is installed inside a housing of a motor. A stator of the resolver has a three layered core. a main layer of an electric steel sheet, a first shielding layer of a magnetic metal, a second shielding layer interposed between the domain layer and the first to shielding layer. The second shielding layer is made of a non-magnetic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.