Patent · US Expired

High pressure discharge lamp

US4433271A · kind A · utility

5Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 18, 1981
Grant dateFeb 21, 1984
Priority date
Expiry dateMay 18, 2001

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/82
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A high pressure discharge lamp including discharge tube having at least two electrodes at opposite ends thereof, an outer bulb housing the discharge tube, a circuit for starting the discharge tube and a glow starter which is covered with a heat shield member and disposed between the discharge tube and the outer bulb.

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