Surge arrester having solid state switch
US5373413A · kind A · utility
2Cited by
8References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 5, 1990 |
| Grant date | Dec 13, 1994 |
| Priority date | — |
| Expiry date | Oct 5, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01T1/14
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A surge arrester for telephone lines comprises a threaded metal enclosure for insertion into a threaded well of a station protector. The protective element within the threaded metal enclosure is a voltage sensitive solid state switch comprising a semiconductor chip sandwiched between two flat electrodes. One electrode is in contact with a metal plate which is in contact with a solder disc. The other electrode is in contact with a metal post disposed in, and extending through, a plastic spacer within the threaded metal enclosure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.