Inductor devices – Coil or coil turn supports or spacers – Printed circuit-type coil
Reexamination Certificate
2006-09-21
2008-03-18
Nguyen, Tuyen T. (Department: 2832)
Inductor devices
Coil or coil turn supports or spacers
Printed circuit-type coil
Reexamination Certificate
active
07345564
ABSTRACT:
A transformer structure is disclosed. The transformer structure comprises a main body, a primary winding coil, a secondary winding coil, a first winding portion, a second winding portion and a magnetic core assembly. The main body has a first side, a second side, at least a through hole, a first receiving chamber communicating with the first side, a second receiving chamber communicating with the second side, and a separating wall disposed between the first receiving chamber and the second receiving chamber. The first winding portion for winding the primary winding coil thereon is disposed in the first receiving chamber and has a first channel communicating with the through hole. The second winding portion for winding the secondary winding coil thereon is disposed in the second receiving chamber and has a second channel communicating with the through hole. The magnetic core assembly is partially disposed in the through hole of the main body, the first channel of the first winding portion and the second channel of the second winding portion.
REFERENCES:
patent: 2003/0038696 (2003-02-01), Chui et al.
patent: 2005/0073385 (2005-04-01), Wu et al.
patent: 2007/0052513 (2007-03-01), Chang
Delta Electronics , Inc.
Nguyen Tuyen T.
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