Global Patent Index - EP 0727809 B1

EP 0727809 B1 2000-05-31 - Fluorescent lamp with end of life arc quenching structure

Title (en)

Fluorescent lamp with end of life arc quenching structure

Title (de)

Fluoreszenzlampe mit einer Vorrichtung zur Bogenlöschung am Ende der Lebensdauer

Title (fr)

Lampe fluorescente avec structure d'extinction d'arc en fin de vie

Publication

EP 0727809 B1 (EN)

Application

EP 96102374 A

Priority

  • EP 96102374 A
  • US 38999595 A

Abstract (en)

[origin: EP0727809A2] A fluorescent lamp comprises a glass tube, an electrode at each end of the tube, a pair of lead wires extending through each sealed end of the tube and joined to one of the electrodes, and a deposit of metal hydride-containing paste disposed in the tube and having a decomposition temperature higher than temperatures within the tube during normal operation of the lamp. <IMAGE>

IPC 1-7 (main, further and additional classification)

H01J 61/00; H01J 61/02; H01J 61/70; H01J 61/72

IPC 8 full level (invention and additional information)

H01J 61/02 (2006.01); H01J 61/70 (2006.01)

CPC (invention and additional information)

H01J 61/02 (2013.01); H01J 61/70 (2013.01)

Designated contracting state (EPC)

BE DE FR GB IT NL SE

DOCDB simple family

EP 0727809 A2 19960821; EP 0727809 A3 19970205; EP 0727809 B1 20000531