Patent · US Expired

Fluorescent lamp with end of life arc quenching structure

US5585693A · kind A · utility

6Cited by
6References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 18, 1995
Grant dateDec 17, 1996
Priority date
Expiry dateJul 18, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/70
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A fluorescent lamp comprises a glass tube, an electrode at each end of the tube, each of the electrodes including a pair of lead wires extending through each sealed end of the tube and joined to a coil, and a capsule containing metal hydride disposed in the tube and having a decomposition temperature higher than temperatures within the tube during normal operation of the lamp.

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