Global Patent Index - EP 0914754 A1

EP 0914754 A1 19990512 - IGNITION DEVICE FOR A DISCHARGE LAMP AND METHOD FOR IGNITING A DISCHARGE LAMP

Title (en)

IGNITION DEVICE FOR A DISCHARGE LAMP AND METHOD FOR IGNITING A DISCHARGE LAMP

Title (de)

ZÜNDVORRICHTUNG FÜR EINE ENTLADUNGSLAMPE UND VERFAHREN ZUM ZÜNDEN EINER ENTLADUNGSLAMPE

Title (fr)

DISPOSITIF D'ALLUMAGE POUR UNE LAMPE A DECHARGE ET PROCEDE POUR ALLUMER UNE LAMPE A DECHARGE

Publication

EP 0914754 A1 19990512 (DE)

Application

EP 98933472 A 19980508

Priority

  • DE 9801272 W 19980508
  • DE 19721149 A 19970521
  • DE 19803139 A 19980128

Abstract (en)

[origin: WO9853647A1] The invention relates to a pulse ignition device and an ignition method for a discharge lamp, specially a high-pressure discharge lamp for an automobile headlight. The ignition device comprises a transformer having two parallel connected primary windings which are inductively coupled to the at least one secondary winding or exhibiting a primary winding consisting of a wide metal strip which is separated by an electrical insulation and is wound around the at least one secondary winding. The inventive ignition device has a compact structure which enables said device to be fully accommodated inside the base of the lamp.

IPC 1-7

H05B 41/04

IPC 8 full level

F21V 19/00 (2006.01); H05B 41/04 (2006.01); H05B 41/18 (2006.01)

CPC (source: EP KR US)

H05B 41/04 (2013.01 - KR); H05B 41/042 (2013.01 - EP US)

Citation (search report)

See references of WO 9853647A1

Designated contracting state (EPC)

BE DE ES FR GB IT NL SE

DOCDB simple family (publication)

WO 9853647 A1 19981126; CA 2261316 A1 19981121; CA 2261316 C 20060110; CN 1227041 A 19990825; EP 0914754 A1 19990512; JP 2001501027 A 20010123; KR 20000029460 A 20000525; US 6181081 B1 20010130

DOCDB simple family (application)

DE 9801272 W 19980508; CA 2261316 A 19980508; CN 98800682 A 19980508; EP 98933472 A 19980508; JP 54978498 A 19980508; KR 19997000438 A 19990121; US 23009899 A 19990120