Integrally ballasted fluorescent lamp unit
US4316121A · kind A · utility
14Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 1979 |
| Grant date | Feb 16, 1982 |
| Priority date | — |
| Expiry date | Nov 1, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S315/05
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An integrally connected fluorescent lamp and ballast unit having an elongated ballast of wire wound around and along an elongated magnetizable core and extending alongside an elongated lamp bulb. The elongated lamp and ballast can be straight, or can be curved. The ballast provides a combined resistive and inductive ballasting impedance for the lamp.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.