Patent · US Expired

Luminaire for roadway and area lighting

US4701832A · kind A · utility

21Cited by
12References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 23, 1986
Grant dateOct 20, 1987
Priority date
Expiry dateDec 23, 2006

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF21W2131/103
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A luminaire utilizing a source of light which is reflected outwardly from the luminaire by a first and second reflector in side-by-side configuration. The second reflector is also positioned to one side or in surrounding relationship to the source of light. The light from the first reflector is adjusted to reinforce light coming from the second reflector in a predetermined direction.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.