Exterior high intensity discharge illumination system and method for use
US5450302A · kind A · utility
74Cited by
9References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 1993 |
| Grant date | Sep 12, 1995 |
| Priority date | — |
| Expiry date | Aug 25, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/802
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An outdoor illumination system having a dimmed and bright mode and is a moprocessor-based, dimming photocontrol unit for reducing the energy consumed by single, outdoor high intensity discharge light fixtures by combining a dimming and photocontrol circuit into one unit which plugs directly into the existing photocontrol jack located on most outdoor high intensity discharge fixtures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.