Wide angle warning light
US4792717A · kind A · utility
19Cited by
2References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 21, 1983 |
| Grant date | Dec 20, 1988 |
| Priority date | — |
| Expiry date | Apr 21, 2003 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21V3/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A compact, wide angle light comprising a concave reflector, lens and light emitter. The lens is provided with spacially displaced parallel light spreaders while the reflector is comprised of a linear section, with side walls interconnected by a parabolic section, disposed between parabolic dish end sections.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.