Compact fluorescent lamp
US4449072A · kind A · utility
7Cited by
6References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 10, 1981 |
| Grant date | May 15, 1984 |
| Priority date | — |
| Expiry date | Jun 10, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a compact fluorescent lamp having a chassis member consisting of a cylindrical part and a holder member, a screw base screwed to the cylindrical part, a base member attached to the cylindrical part, a winding envelope formed by bending a straight tube twice into U-shapes, a ballast mounted to the holder member of the chassis member and a globe member attached to the base member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.