Electric lamp and discharge devices: systems – Plural power supplies – Plural load devices
Reexamination Certificate
2005-12-06
2005-12-06
Vu, Bao Q. (Department: 2838)
Electric lamp and discharge devices: systems
Plural power supplies
Plural load devices
C315S244000, C315S20000A
Reexamination Certificate
active
06972525
ABSTRACT:
A switching arrangement includes first, second and third circuits. The first circuit is connected between a first input and a first output of the switching arrangement. The first circuit has a self-inductance, a capacitor and a diode. The second circuit is connected between the first input and a second input of the switching arrangement, and includes a switching element. The third circuit is connected between the first output and a second output of the switching arrangement, and has a diode and an inductive winding. The switching arrangement further includes a transformer having a primary winding, where the inductive winding forms a secondary winding of the transformer
REFERENCES:
patent: 5287372 (1994-02-01), Ortiz
patent: 5459478 (1995-10-01), Bolger et al.
patent: 5682306 (1997-10-01), Jansen
patent: 5736881 (1998-04-01), Ortiz
patent: 6359392 (2002-03-01), He
patent: 6411045 (2002-06-01), Nerone
patent: 6853150 (2005-02-01), Clauberg et al.
Bucks Marcel Johannes Maria
Nijhof Engbert Bernard Gerard
LiBerchuk Larry
Vu Bao Q.
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