Electrical Device
AssigneesABB Schweiz AG, ABB E-mobility B.V.
InventorsJedrzej Banaszczyk, Michal Rzepecki, Amin Bahmani, Filip Grecki, Uwe Drofenik
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Abstract
An electrical device includes a magnetic core, a bobbin extending about and partially covering the magnetic core, wherein the bobbin is made of a thermally conductive dielectric material, wherein the bobbin further comprises an outer body connectable to an inner body, wherein the inner body comprises at least a first contact element being formed as a rib that is configured to directly contact a surface of the magnetic core.
Claims13
An electrical device, comprising:
- a magnetic core;
- a bobbin extending about and partially covering the magnetic core;
- wherein the bobbin is made of a thermally conductive dielectric material;
- wherein the bobbin further comprises an outer body connectable to an inner body;
- wherein the inner body comprises at least a first contact element being formed as a rib that is configured to directly contact a surface of the magnetic core.
A transformer, comprising:
- an electrical device comprising:
- a magnetic core;
- a bobbin extending about and partially covering the magnetic core;
- wherein the bobbin is made of a thermally conductive dielectric material;
- wherein the bobbin further comprises an outer body connectable to an inner body;
- wherein the inner body comprises at least a first contact element being formed as a rib that is configured to directly contact a surface (3) of the magnetic core;
- wherein the transformer is a high-power medium frequency transformer.
A method of producing an electrical device, the electrical device comprising a magnetic core, a bobbin extending about and partially covering the magnetic core, wherein the bobbin is made of a thermally conductive dielectric material, wherein the bobbin further comprises an outer body connectable to an inner body, wherein the inner body comprises at least a first contact element being formed as a rib that is configured to directly contact a surface of the magnetic core, and wherein the transformer is a high-power medium frequency transformer, wherein the method includes:
- forming a bobbin from a thermally conductive material;
- providing a magnetic core within the bobbin.
Dependencies are inferred from the claim text.