EP 0777872 A4 19971217 - LOW FREQUENCY SQUARE WAVE ELECTRONIC BALLAST FOR GAS DISCHARGE DEVICES
Title (en)
LOW FREQUENCY SQUARE WAVE ELECTRONIC BALLAST FOR GAS DISCHARGE DEVICES
Title (de)
ELEKTRONISCHES VORSCHALTGERÄT FÜR NIEDERFREQUENTE RECHTECKFÖRMIGE WELLEN ZUR VERWENDUNG IN GASENTLADUNGSEINRICHTUNGEN
Title (fr)
BALLAST ELECTRONIQUE A ONDES RECTANGULAIRES DE BASSE FREQUENCE POUR DISPOSITIFS A GAZ LUMINEUX
Publication
Application
Priority
US 9409467 W 19940826
IPC 1-7
IPC 8 full level
H05B 41/282 (2006.01); G05F 1/00 (2006.01); H02M 3/155 (2006.01); H05B 41/16 (2006.01); H05B 41/288 (2006.01); H05B 41/292 (2006.01)
CPC (source: EP US)
H05B 41/2888 (2013.01 - EP US); H05B 41/2923 (2013.01 - EP); Y02B 20/00 (2013.01 - EP)
Citation (search report)
- [A] EP 0059053 A2 19820901 - EMI PLC THORN [GB]
- [A] EP 0241279 A1 19871014 - ACTRONIC LIGHTING CO [ZA]
- [A] US 4974141 A 19901127 - SEVERINSKY ALEX [US], et al
- [A] EP 0507393 A2 19921007 - PHILIPS NV [NL]
- [A] EP 0582813 A2 19940216 - IBM [US]
- [A] US 4437146 A 19840313 - CARPENTER RALPH F [US]
- See references of WO 9607130A1
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI NL PT SE
DOCDB simple family (publication)
AU 685843 B2 19980129; AU 7635994 A 19960322; EP 0777872 A1 19970611; EP 0777872 A4 19971217; JP H10504928 A 19980512
DOCDB simple family (application)
AU 7635994 A 19940826; EP 94926556 A 19940826; JP 51468594 A 19940826