Outdoor dry-type transformer
US9640314B2 · kind B2 · utility
6Cited by
46References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 4, 2011 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Apr 4, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F2027/328
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A three-phase dry distribution transformer adapted for mounting outdoors on a pad or to a utility pole. The distribution transformer includes one or more winding assemblies mounted to a ferromagnetic core. Each winding assembly includes a low voltage winding and a high voltage winding. In each winding assembly, an encasement comprised of an insulating resin encapsulates the low voltage and high voltage windings. The encasement includes a body and a pair of high voltage bushings and a pair of low voltage bushing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.