High-safety surge protective device
US9287071B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 10, 2014 |
| Grant date | Mar 15, 2016 |
| Priority date | — |
| Expiry date | Apr 4, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2235/01
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to a high-safety surge protective device which comprises a casing, at least one overvoltage protection component inside the casing, a release unit used to separate the overvoltage protection component from the AC or DC circuit or the equipment, an arc suppressing apparatus used to suppress electric arc generated while separating the overvoltage protection component from the AC or DC circuit or the equipment, and a box, Wherein: the release unit comprises a compression spring, a metal dome, a slide and a soft conductor; the arc suppressing apparatus comprises an arc chute assembly, a first arc striking sheet, a second arc striking sheet, a turning block and a torsional spring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.