Low wattage fluorescent lamp having improved phosphor layer
US6583566B1 · kind B1 · utility
16Cited by
17References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2000 |
| Grant date | Jun 24, 2003 |
| Priority date | — |
| Expiry date | Dec 26, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J61/16
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A low-wattage mercury vapor discharge lamp is provided for use with existing 110V high frequency electronic ballasts. The lamp has a discharge sustaining fill of mercury and an inert gas mixture of krypton and argon that does not require a starting aid. The phosphor layer has a coating weight of 2.0-3.9 mg/cm2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.