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:
Dec. 09, 2025
Filed:
Mar. 30, 2023
Vacon Oy, Vaasa, FI;
Stefan Strandberg, Vörå, FI;
Nicklas Södö, Vaasa, FI;
VACON OY, Vaasa, FI;
Abstract
A common mode choke for connecting to DC side of a power converter. The common mode choke includes a choke core having first and second core portions for guiding magnetic flux. The common mode choke also includes a first winding and a second winding for generating magnetic flux, wherein both of the windings have series-connected first and second portions, respectively. The first portion of the first winding and the first portion of the second winding are concentrically around the first core portion, with the first portion of the first winding concentrically wound over the first portion of the second winding as an outer winding, and the second portion of the first winding and the second portion of the second winding are concentrically around the second core portion, with the second portion of the second winding concentrically wound over the second portion of the first winding as an outer winding.