Patent · US Expired

Headlight for mine vehicle

US4779167A · kind A · utility

10Cited by
6References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 9, 1986
Grant dateOct 18, 1988
Priority date
Expiry dateMar 9, 2006

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF21V29/763
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A dual-lamp headlight for use in underground mines or the like being capable of continuous output of illumination without exceeding an external surface temperature of 150.degree. C. including improved housing means and heat dissipation means associated therewith.

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