Coating apparatus
US3990389A · kind A · utility
1Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 30, 1975 |
| Grant date | Nov 9, 1976 |
| Priority date | — |
| Expiry date | Jul 30, 1995 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01T1/20
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method of applying ignition lines to the interior surface of glass walled surge voltage arrestors and an apparatus for the application thereof. The surge lines are applied by first roughing the interior surface at least in the area in which the ignition line is to be applied, and thereafter applying a graphite ignition line by rubbing a graphite pencil on the roughened surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.