Multiple lamp lighting fixture
US6120164A · kind A · utility
43Cited by
21References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 23, 1998 |
| Grant date | Sep 19, 2000 |
| Priority date | — |
| Expiry date | Nov 23, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21W2131/406
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting fixture having a plurality of adjustable lamps provides multiple beams of light which may be simultaneously converged or focused at substantially any distance in front of the fixture or diverged to produce a broad flood. The fixture comprises a focusing mechanism for simultaneously controlling the axial position of a central lamp and the inclination of a plurality of outer lamps tightly clustered and arranged around the central lamp.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.