Surge arrester
US5721664A · kind A · utility
36Cited by
24References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 1996 |
| Grant date | Feb 24, 1998 |
| Priority date | — |
| Expiry date | Dec 16, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01C8/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A surge arrester designed for use with lines of 2 kV or less has a housing (10) which, in combination with a cup-shaped gasket (25), an O-ring gasket (45) and a lid (20), seals a varistor element (30) inside against environmental contaminants such as water or pollutants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.