TRANSFORMER
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United States of America Patent
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Issued Date -
Jan 24, 2013
app pub date -
Jun 13, 2012
filing date -
Jun 16, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A transformer comprising columns, wherein each of the columns comprises a magnetic material, a length axis, an upper end, and a lower end, an upper yoke in contact with the upper end and a lower yoke in contact with the lower end, wherein at least yokes comprises two parallel sub-yokes and a yoke connector connecting the two parallel sub-yokes, at least one primary winding on at least one of the columns configured to produce alternating magnetic flux in a closed magnetic circuit defined by the columns and the yokes, at least one secondary winding on at least one of the columns, and at least one control winding on the yoke connector, wherein the at least one control winding is configured to produce direct magnetic flux in a closed magnetic circuit defined by the yokes and the respective yoke connector, wherein the respective yoke connector is in a magnetically symmetrical position.
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