Vacuum switchgear assembly and system
US7772515B2 · kind B2 · utility
9Cited by
42References
48Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2007 |
| Grant date | Aug 10, 2010 |
| Priority date | — |
| Expiry date | Aug 9, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2033/6665
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Insulated vacuum switchgear and active switchgear elements therefor are provided with a composite overwrap for mechanically isolating a vacuum insulator from axial loads in use without reinforcing or insulating encapsulations. A dielectric buffer layer is provided to fill voids or discontinuities in the overwrap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.