Multiple discharge lamp lighting apparatus

Details Multiple discharge lamp lighting apparatus Multiple discharge lamp lighting apparatus

2005-10-21

2009-06-02

Owens, Douglas W (Department: 2821)

Electric lamp and discharge devices: systems

Pulsating or a.c. supply

Plural load device systems

C315S277000, C315S213000, C315S224000

Reexamination Certificate

active

07541747

ABSTRACT:
There is provided a multiple discharge lamp lighting apparatus, which includes an inverter and plurality of inverter transformer. In the multiple discharge lighting apparatus, a discharge lamp is connected to the secondary winding of each inverter transformer, a ballast impedance element is connected in series between a switch of the inverter and the primary winding of each inverter transformer, and a current balancing unit is provided between each two adjacent inverter transformers.

REFERENCES:
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patent: 2003/0001524 (2003-01-01), Lin et al.
patent: 2003/0141829 (2003-07-01), Yu et al.
patent: 2004/0105288 (2004-06-01), Watanabe et al.
patent: A 7-045393 (1995-02-01), None
patent: A 2000-181384 (2000-06-01), None
patent: B2 3256992 (2001-12-01), None
patent: A 2002-175891 (2002-06-01), None
patent: A 2003-031383 (2003-01-01), None
patent: WO 2004/017508 (2004-02-01), None

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