Polyamide electrical insulation for use in liquid filled transformers
US11387038B2 · kind B2 · utility
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6Claims
0Family size
Inventors
Key dates
| Filing date | Feb 21, 2020 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Feb 21, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F27/12
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A transformer assembly and a method of producing the same are provided. The transformer assembly includes a housing, transformer oil, and a plurality of coils of electrically conductive wire. The transformer oil is disposed within the housing. The coils of electrically conductive wire are disposed in the housing and in contact with the transformer oil. A cross-linked aliphatic polyamide insulation material configured to electrically insulate the electrically conductive wire. The insulation material includes stabilizing compounds that provide thermal and chemical stability for the insulation material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.