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.

Date of Patent:
Dec. 28, 2021

Filed:

Mar. 12, 2019
Applicant:

Hitachi Energy Switzerland Ag, Baden, CH;

Inventors:

Witold Sobczak, Pabianice, PL;

Pawel Klys, Lodz, PL;

Max Claessens, Untersiggenthal, CH;

Filip Grecki, Cracow, PL;

Pawel Aloszko, Cracow, PL;

Lukasz Bachorz, Cracow, PL;

Krzysztof Obrebski, Warsaw, PL;

Marcin Czopek, Cracow, PL;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/04 (2006.01); H01F 27/14 (2006.01); H01F 27/12 (2006.01); H01F 27/02 (2006.01); H01F 27/40 (2006.01);
U.S. Cl.
CPC ...
H01F 27/12 (2013.01); H01F 27/025 (2013.01); H01F 27/04 (2013.01); H01F 27/402 (2013.01); H01F 27/14 (2013.01); H01F 2027/404 (2013.01);
Abstract

The subject of the present application is a cover for distribution transformer filled with a dielectric liquid, equipped with electronic device integrated with the cover which is applied for transmission and distribution of electric energy. The cover is characterized in that the electronic device is immersed in the dielectric liquid filling a cooling compartment fixed on the cover; the cooling compartment has side walls, a top wall and a bottom wall which bottom wall is matched in the window made in the cover and the bottom wall forms a thermal barrier between the interior of the electric power device and the interior of the cooling compartment and the both interiors of the cooling compartment and of the electric power device are hermetically closed together.


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