Vacuum switch arrangement
US5015809A · kind A · utility
5Cited by
4References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 5, 1989 |
| Grant date | May 14, 1991 |
| Priority date | — |
| Expiry date | Jun 5, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2033/6667
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A switch arrangement includes three identical insulating support frames in the tubular insulating housings of which one vacuum switching tube each is arranged. Parallel insulating wall elements, at which support elements are molded for drive parts of a spring force drive, project from the insulating housings. An output shaft of the spring force drive is supported at all insulating wall elements while the remaining drive parts are arranged at the insulating wall elements of the center insulating support frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.