Composite transformer

Details Composite transformer Composite transformer

2011-01-04

2011-01-04

Mai, Anh T (Department: 2832)

Inductor devices

Coil or coil turn supports or spacers

Coil on a preformed support or mount

C336S198000, C336S212000

Reexamination Certificate

active

07864020

ABSTRACT:
A composite transformer includes a bobbin assembly, a magnetic core covering element and a magnetic core assembly. The bobbin assembly includes at least a first connecting part and a first channel, wherein at least a primary winding coil and at least a secondary winding coil are wound around the bobbin assembly. The magnetic core covering element includes a second channel and at least a second connecting part. The at least a second connecting part of the magnetic core covering element is coupled with the at least a first connecting part of the bobbin assembly, so that the magnetic core covering element is combined with the bobbin assembly. The magnetic core assembly is partially embedded into the first channel of the bobbin assembly and the second channel of the magnetic core covering element.

REFERENCES:
patent: 7199694 (2007-04-01), Hao
patent: 7714689 (2010-05-01), Hsieh
patent: 2007/0216511 (2007-09-01), Tseng et al.
patent: 2007/0241853 (2007-10-01), Yang et al.
patent: 2008/0024262 (2008-01-01), Chang et al.
patent: 2008/0169769 (2008-07-01), Lee
patent: 11162746 (1999-06-01), None
patent: 2008034599 (2008-02-01), None

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