Transformer and voltage supply circuit thereof for lighting...

Details Transformer and voltage supply circuit thereof for lighting... Transformer and voltage supply circuit thereof for lighting...

2006-10-03

2006-10-03

Mai, Anh (Department: 2832)

Inductor devices

Plural part core

C336S198000, C315S276000, C315SDIG002

Reexamination Certificate

active

07116205

ABSTRACT:
A transformer. The transformer drives a plurality of lighting tubes and comprises a coupling iron core, a first winding around the coupling iron core, a first bobbin disposed between the first winding and the coupling iron core, a plurality of second windings, independent of each other and respectively winding around the exterior of the first winding, wherein the second windings have the same winding number, and a second bobbin disposed between the first winding and one second winding.

REFERENCES:
patent: 3947749 (1976-03-01), Kimura et al.
patent: 4016477 (1977-04-01), Ghiringhelli
patent: 6717372 (2004-04-01), Lin et al.
patent: 08236362 (1996-09-01), None

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