Overvoltage protection device
US4860155A · kind A · utility
5Cited by
8References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 23, 1986 |
| Grant date | Aug 22, 1989 |
| Priority date | — |
| Expiry date | Dec 23, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H9/048
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A circuit protection device comprising a chalcogenide glass threshold switching element connected or arranged to be connected between a current carrying line and earth, and a capacitor connected in a series with the switching element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.