Solid state station protectors
US5224012A · kind A · utility
22Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 9, 1992 |
| Grant date | Jun 29, 1993 |
| Priority date | — |
| Expiry date | Oct 9, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q1/146
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A miniature solid state surge protector apparatus for use in telephone central offices, or the like, that are provided with terminal blocks for communication lines which may include an in-line overcurrent coil arrangement that grounds each communication line if an overcurrent flows therethrough and is additionally provided with a solid state miniaturized surge protection device disposed across a pair of communication lines and a common ground terminal, thus providing overvoltage and overcurrent protection (fail short) to a pair of telephone communication lines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.