Global Patent Index - EP 0319003 B1

EP 0319003 B1 19920513 - SUPPLY CIRCUIT FOR A LOW OR HIGH PRESSURE DISCHARGE LAMP, A MERCURY VAPOUR LAMP OR THE LIKE

Title (en)

SUPPLY CIRCUIT FOR A LOW OR HIGH PRESSURE DISCHARGE LAMP, A MERCURY VAPOUR LAMP OR THE LIKE

Publication

EP 0319003 B1 19920513 (DE)

Application

EP 88120091 A 19881201

Priority

DE 3740676 A 19871201

Abstract (en)

[origin: EP0319003A2] A supply circuit for a low or high pressure discharge lamp or the like which can be connected in advance via a choke coil to the mains voltage, at least one further choke coil, containing a core or air gap, being connected in series with the first choke coil and being operated below its saturation. <IMAGE>

IPC 1-7

H05B 41/18; H05B 41/392

IPC 8 full level

H05B 41/18 (2006.01); H05B 41/392 (2006.01)

CPC (source: EP)

H05B 41/18 (2013.01)

Designated contracting state (EPC)

AT BE CH DE FR LI NL

DOCDB simple family (publication)

EP 0319003 A2 19890607; EP 0319003 A3 19891108; EP 0319003 B1 19920513; AT E76246 T1 19920515; DE 3740676 A1 19890622; DE 3871094 D1 19920617

DOCDB simple family (application)

EP 88120091 A 19881201; AT 88120091 T 19881201; DE 3740676 A 19871201; DE 3871094 T 19881201