Insulator for a medium- or high-voltage gas-insulated switchgear
US11824330B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 27, 2019 |
| Grant date | Nov 21, 2023 |
| Priority date | — |
| Expiry date | May 22, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02G5/066
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An insulator for a gas-insulated device is provided, including an injection-molded insulator disc and a conductor, wherein the insulator disc includes a first circumferential surface, a second circumferential surface disposed radially outwards from the first circumferential surface, and a web portion connecting the first circumferential surface and the second circumferential surface, characterized in that the web portion includes a wave structure, the web portion having an inner wave profile at the first circumferential surface and an outer wave profile at the second circumferential surface, and the inner wave profile and the outer wave profile have a radius of curvature of 2 mm or more and 10,000 mm or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.