Transformer

Details Transformer Transformer

2005-11-25

2009-06-02

Nguyen, Tuyen T. (Department: 2832)

Inductor devices

Coil or coil turn supports or spacers

Flexible filament, strip or sheet insulation

Reexamination Certificate

active

07541908

ABSTRACT:
A pair of flanges16are formed on both ends of a spool14of a bobbin12, and an insulation layer32formed by heat curing an interlayer insulation prepreg tape22is formed on the external periphery of the spool14. A primary coil26is wound on the external periphery of the insulation layer32, and a secondary coil28is wound on the external periphery of the primary coil26. Insulation layers32are provided respectively between the primary coil26and the secondary coil28, and on the external periphery of the secondary coil28. Insulation layers34formed by heat curing an inner wall insulation prepreg tape24are provided on mutually opposed faces16A of the paired flanged16, and such insulations layers32and34have a mutually linked structure.

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