Electrical discharge device comprising an insulator body having an electrically semi-conducting coating formed thereon
US3968303A · kind A · utility
6Cited by
5References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 9, 1974 |
| Grant date | Jul 6, 1976 |
| Priority date | — |
| Expiry date | Dec 9, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/263
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrical discharge device and in particular a low voltage or shunt-type igniter plug is disclosed, said plug having a beryllium oxide ceramic insulator disposed between the center electrode firing tip and the ground electrode, said insulator having a novel semi-conducting metal oxide coating formed thereon to provide an ionized path along which spark discharge between said electrodes occurs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.