High-voltage coil
US9512361B2 · kind B2 · utility
2Cited by
10References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2012 |
| Grant date | Dec 6, 2016 |
| Priority date | — |
| Expiry date | Oct 8, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H50/546
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention provides a high-voltage coil superior in insulating properties and rigidity at high temperatures, which comprises a bobbin, a conducting wire wound around the bobbin, and an encapsulant encapsulating the conducting wire, wherein the encapsulant comprises a liquid crystalline polyester having a repeating unit represented by defined formula (1), —O—Ar1—CO—, a repeating unit represented by defined formula (2), —CO—Ar2—CO—, and a repeating unit represented by defined formula (3), —X—Ar3—Y—, as a forming material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.