Low wattage fluorescent lamp
US6400097B1 · kind B1 · utility
21Cited by
15References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 2001 |
| Grant date | Jun 4, 2002 |
| Priority date | — |
| Expiry date | Oct 18, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S315/02
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A low-wattage mercury vapor discharge fluorescent lamp is provided for use with existing 110V high frequency electronic ballasts. The lamp has a discharge sustaining fill gas of mercury vapor and an inert gas that does not require a starting aid. The inert gas has 40-100 vol. % krypton, balance argon, and the fill gas has a total pressure of 0.5-3 torr. The phosphor layer has a coating weight of 2.3-4.3 mg/cm2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.