EP 0727809 A3 19970205 - 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
Application
Priority
- EP 96102374 A 19960216
- US 38999595 A 19950217
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
IPC 8 full level
H01J 61/02 (2006.01); H01J 61/70 (2006.01)
CPC (source: EP)
H01J 61/02 (2013.01); H01J 61/70 (2013.01)
Citation (search report)
- [A] GB 2137410 A 19841003 - TOKYO SHIBAURA ELECTRIC CO
- [Y] PATENT ABSTRACTS OF JAPAN vol. 005, no. 051 (E - 051) 10 April 1981 (1981-04-10)
- [YA] DATABASE WPI Week 8538, Derwent World Patents Index; AN 85-235489, XP002020957
- [A] PATENT ABSTRACTS OF JAPAN vol. 007, no. 055 (M - 198) 5 March 1983 (1983-03-05)
Designated contracting state (EPC)
BE DE FR GB IT NL SE
DOCDB simple family (publication)
EP 0727809 A2 19960821; EP 0727809 A3 19970205; EP 0727809 B1 20000531
DOCDB simple family (application)
EP 96102374 A 19960216