Integral starting aid for high intensity discharge lamps
US6661171B2 · kind B2 · utility
4Cited by
1References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 16, 2002 |
| Grant date | Dec 9, 2003 |
| Priority date | — |
| Expiry date | Apr 16, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J61/547
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A integral starting aid for high intensity discharge lamps is provided wherein the starting aid comprises a conductive, refractory metal nitride stripe which is directly applied to the surface of the ceramic arc tube. Preferably, the starting aid comprises titanium nitride or zirconium nitride and may be mixed a ceramic material to improve translucency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.