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:
Aug. 08, 2017

Filed:

Nov. 03, 2014
Applicant:

Solarcity Corporation, San Mateo, CA (US);

Inventors:

Paul Garrity, Rockwall, TX (US);

Arturo Silva, Allen, TX (US);

Assignee:

SolarCity Corporation, San Mateo, unknown;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/30 (2006.01); H01F 27/32 (2006.01); H01F 27/28 (2006.01); H02M 5/458 (2006.01); H01F 27/24 (2006.01); H01F 41/06 (2016.01); H01F 41/061 (2016.01); H01F 5/02 (2006.01);
U.S. Cl.
CPC ...
H01F 27/325 (2013.01); H01F 27/24 (2013.01); H01F 27/2847 (2013.01); H01F 27/30 (2013.01); H01F 27/306 (2013.01); H01F 41/06 (2013.01); H01F 41/061 (2016.01); H02M 5/458 (2013.01); H01F 2005/025 (2013.01); Y10T 29/49071 (2015.01);
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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