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. 23, 2014

Filed:

Feb. 19, 2013
Applicant:

Enecsys Limited, Cambridge, GB;

Inventors:

Paul Garrity, Rockwall, TX (US);

Arturo Silva, Allen, TX (US);

Assignee:

Enecsys Limited, Cambridge, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 17/04 (2006.01); H01F 27/30 (2006.01); H02M 5/458 (2006.01); H01F 27/28 (2006.01); H01F 41/06 (2006.01); H01F 5/02 (2006.01);
U.S. Cl.
CPC ...
H02M 5/458 (2013.01); H01F 27/2847 (2013.01); H01F 27/30 (2013.01); H01F 2005/025 (2013.01); H01F 41/0604 (2013.01);
Abstract

The invention relates to a transformer construction comprising a plurality of transformer cores configured to share magnetic flux paths and, as a result, at least one of the cores comprises a post and an associated sidewall having an effective cross-sectional area which is less than that of the post. Such a construction may be employed in a power conditioning unit, for example, for a photovoltaic module, which is configured to operate the cores out of phase from each other. Also described is a transformer winding comprising a longitudinal spine having a first turn emanating from a first portion of the spine in a first transverse direction and a second turn emanating from a second portion of the spine in a second transverse direction, wherein the second transverse direction is opposite to the first transverse direction.


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