Vacuum power interrupter
US4361742A · kind A · utility
7Cited by
1References
3Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 17, 1980 |
| Grant date | Nov 30, 1982 |
| Priority date | — |
| Expiry date | Jul 17, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2033/66292
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A vacuum power interrupter is disclosed wherein a chromium oxide film is formed on a surface of a stainless steel shield disposed within a vacuum vessel, thereby making it possible to improve the flashover voltage and interrupting ability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.