Outdoor variable focus light fixture
US5249109A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1991 |
| Grant date | Sep 28, 1993 |
| Priority date | — |
| Expiry date | Aug 9, 2011 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21W2131/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An adjustable outdoor light fixture powered by an electrical current provided by wire leads capable of producing a variable light beam distribution pattern comprising, a housing having an outside surface and an inside surface and defining a cavity with an open face, a reflector supported within the cavity of the housing, a lens covering the open face of the housing, the lens movable relative to the reflector, and a light source connected to the leads adapted to be attached to the lens within the cavity of the housing whereby the lens and the light source are movable relative to the reflector in order to produce a variable light beam distribution pattern. Also included is a reflex optics reflector for an outdoor light fixture that improves transmittance of light from the fixture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.