Knife switch assembly, an electric power distribution switchgear and a method for preventing electric discharges
US9691561B2 · kind B2 · utility
2Cited by
10References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 18, 2015 |
| Grant date | Jun 27, 2017 |
| Priority date | — |
| Expiry date | Mar 18, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2001/425
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A knife switch assembly including a pair of hinged contact knives, arranged in parallel, and moveable between at least two positions. An operator device for moving the pair of contact knives between the at least two positions, and a guide member located between the two contact knives, having two projecting side parts, each projecting side part extending along at least part of a respective side of each contact knife, which side faces a corresponding side of the other contact knife.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.