Patent · US Expired

Luminaire

US6250774A · kind A · utility

500Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 23, 1998
Grant dateJun 26, 2001
Priority date
Expiry dateJan 23, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S362/80
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A luminaire (1) comprises a housing (10) with a light emission window (11), and at least one lighting module (2) accommodated in the housing for illuminating an object. The lighting module comprises a set of lighting units (20) which each comprise at least an LED chip (30) and an optical system (40) coupled thereto. The lighting units illuminate respective portions of an object. The LED chips supply a luminous flux of at least 5 lm each.

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