Inductor devices – With temperature modifier – Heat exchanging surfaces
Reexamination Certificate
2007-09-10
2010-02-16
Mai, Anh T (Department: 2832)
Inductor devices
With temperature modifier
Heat exchanging surfaces
C336S059000, C336S060000, C336S200000, C336S232000, C361S701000, C361S702000, C361S703000, C361S704000
Reexamination Certificate
active
07663460
ABSTRACT:
A planar transformer comprises a primary coil board including a primary coil, a secondary coil board including a secondary coil, a heat sink integrally having a spacer portion, and a magnetic core assembly mounted to the primary coil board and the secondary coil board. The spacer portion is inserted into a gap between and facing the primary coil board and the secondary coil board and at least a surface of the heat sink is electrical insulating.
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English translation of Japanese Patent JP 7-23559.
Chan Tszfung
Leydig , Voit & Mayer, Ltd.
Mai Anh T
TDK Corporation
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