Patent · US Expired

Discharge lamp starting and operating circuit

US4465954A · kind A · utility

4Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 1984
Grant dateAug 14, 1984
Priority date
Expiry dateFeb 13, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/541
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Apparatus for starting and operating a discharge lamp includes a starting device having bimetals and a rigid conductive member forming a switch, a ballast coupling the switch to an AC source and a discharge lamp and a spark gap each shunting the starting device with the starting device bimetals and rigid conductive device hermetically sealed in a vacuum.

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