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Class Information
Number: 336/61
Name: Inductor devices > With temperature modifier > Heat exchanging surfaces
Description: Subject matter wherein a heat exchanging surface is structurally combined with the coil or winding or the core of the inductor, or the coil or winding or the core is especially adapted by its structure to have a heat exchanging surface.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7369024 Compact dry transformer May. 6, 2008
7345561 Frequency converter with fan cooling Mar. 18, 2008
7289329 Integration of planar transformer and/or planar inductor with power switches in power converter Oct. 30, 2007
7227754 Fluid cooling for iron core and winding packs Jun. 5, 2007
7212406 Cooling of electrical components with split-flow closed-end devices May. 1, 2007
7205875 Hybrid air/magnetic core inductor Apr. 17, 2007
7158001 Choke coil and electronic device using the same Jan. 2, 2007
7140420 Thermal management apparatus and uses thereof Nov. 28, 2006
7078994 Constant power and temperature coil Jul. 18, 2006
6998950 Method of making an electric inductor and inductor made by same Feb. 14, 2006
6989518 Method of sealing a foil cap to a container Jan. 24, 2006
6919789 Connecting structure of choke coil Jul. 19, 2005
6917254 Balanced-to-unbalanced transformer Jul. 12, 2005
6859125 Induction heat treatment of complex-shaped workpieces Feb. 22, 2005
6844802 Parallel core electromagnetic device Jan. 18, 2005
6717499 Transformer for gas insulated electric apparatus Apr. 6, 2004
6713735 Induction foil cap sealer Mar. 30, 2004
6710691 Transformer with an associated heat-dissipating plastic element Mar. 23, 2004
6661327 Electromagnetic inductor and transformer device and method making the same Dec. 9, 2003
6650215 Finned heat sinks Nov. 18, 2003
6636140 High-frequency large current handling transformer Oct. 21, 2003
6600402 Bobbins, transformers, magnetic components, and methods Jul. 29, 2003
6593836 Bobbins, transformers, magnetic components, and methods Jul. 15, 2003
6563410 Small footprint power transformer incorporating improved heat dissipation means May. 13, 2003
6563413 Multiple parallel conductor for electrical machines and devices May. 13, 2003
6531942 Method of cooling an induction coil Mar. 11, 2003
6492890 Method and apparatus for cooling transformer coils Dec. 10, 2002
6459586 Single board power supply with thermal conductors Oct. 1, 2002
6392519 Magnetic core mounting system May. 21, 2002
6384703 Fully immersed magnetic transformer with multiple condensing surfaces and method May. 7, 2002
6362714 Multi-part reactive device and method Mar. 26, 2002
6281776 Thermally isolating transformer Aug. 28, 2001
6278354 Planar transformer having integrated cooling features Aug. 21, 2001
6259347 Electrical power cooling technique Jul. 10, 2001
6211767 High power planar transformer Apr. 3, 2001
6185811 Method for making a transformer Feb. 13, 2001
6160464 Solid cast resin coil for high voltage transformer, high voltage transformer using same, and method of producing same Dec. 12, 2000
6144282 High voltage transformer and method of making a high voltage transformer having radiating ribs Nov. 7, 2000
6144276 Planar transformer having integrated cooling features Nov. 7, 2000
RE36787 High power induction work coil for small strip susceptors Jul. 25, 2000
6087916 Cooling of coaxial winding transformers in high power applications Jul. 11, 2000
6002318 Device for dissipating heat from ferrite cores of inductive components Dec. 14, 1999
5929735 Apparatus for facilitating mounting of an inductor assembly to a printed circuit board Jul. 27, 1999
5929734 Coil former for a flat coil Jul. 27, 1999
5929733 Multi-layer printed substrate Jul. 27, 1999
5926944 Method of constructing a shielded electrical component Jul. 27, 1999
5815059 Coaxial isolation mounting of a toroidal transformer Sep. 29, 1998
5775810 Ferrite device for sensing temperature Jul. 7, 1998
5736915 Hermetically sealed, non-venting electrical apparatus with dielectric fluid having defined chemical composition Apr. 7, 1998
5726858 Shielded electrical component heat sink apparatus Mar. 10, 1998

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