Patent · US Expired

Wide angle warning light

US4866329A · kind A · utility

26Cited by
7References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 31, 1988
Grant dateSep 12, 1989
Priority date
Expiry dateAug 31, 2008

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 a pluraltity of light spreaders while the reflector is comprised of a linear section, with side walls interconnected by a parabolic section, disposed between dish end sections.

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