The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 29, 2026
Filed:
May. 03, 2024
Abb E-mobility B.v., Delft, NL;
Abb Schweiz Ag, Baden, CH;
Uwe Drofenik, Zürich, CH;
Francisco Canales, Baden-Dättwil, CH;
Francisco Garcia-Ferre, Baden, CH;
Daniel Rothmund, Mülligen, CH;
Piotr Czyz, Zürich, CH;
ABB E-Mobility B.V., Delft, NL;
ABB Schweiz AG, Baden, CH;
Abstract
A converter is provided. The converter includes at least one medium voltage stage including an inverter circuit, at least one medium frequency transformer, a first winding of the transformer being electrically connected to the medium voltage stage, at least one DC output stage, the DC output stage being electrically connected to a second winding of the medium frequency transformer, and a plurality of containers having a volume. Each container is configured for holding an insulating fluid inside the volume. Each container has provided within the container one of the at least one medium frequency transformer to be electrically insulated by the fluid. The container includes at least one connector for fluidly connecting the volume with a fluid circuit. A first container of the plurality of containers is fluidly connected to a second container of the plurality of containers via the connector.