Non-arcing fluorescent lamp holder
US6193534A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 16, 1999 |
| Grant date | Feb 27, 2001 |
| Priority date | — |
| Expiry date | Sep 16, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R33/08
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A fluorescent lamp holder assembly is adapted to receive various injection molded end cap structures allowing the fluorescent lamp holder assembly to have several embodiments, including watertight embodiments. The fluorescent lamp holder assembly may be disposable or may allow replacement of the fluorescent lamp, with the replacement style being watertight. The fluorescent lamp holder assembly generally includes a fluorescent lamp surrounded by a protective sleeve. A first end cap covers a first end of the lamp and sleeve, while a second end cap structure comprising a power connector cap and tube power connector cap covers a second end of the lamp and sleeve. In one embodiment, the protective sleeve is a structure that includes inner and outer co-axial tubes with a plurality of spacers or creases therebetween and/or therein defining a plurality of chambers defining a plurality of air pockets. The air pockets provide insulation for assisting in cold starting of the fluorescent lamp. Electrical leads that extend between the end caps may be carried by one of the air pockets or be integral with one of the inner and outer tubes as strip conductors. In another form, a ballast may be inte…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.