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Variable leakage transformer

  • US 4,327,348 A
  • Filed: 10/03/1979
  • Issued: 04/27/1982
  • Est. Priority Date: 05/20/1977
  • Status: Expired due to Term
First Claim
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1. A variable leakage transformer comprising of a first closed magnetic path having a U shaped core and an I shaped core, a second closed magnetic path having an E shaped core and an I shaped core, the center leg of said E shaped core being connected to one leg of said U shaped core, a pair of spacers of non-magnetic material inserted between the top of the legs of said U shaped core and the related I shaped core, said U shaped core and the relating I shaped core constituting the main magnetic path and said E shaped core and the relating I shaped core constituting the sub-magnetic core, a primary winding wound common to the center leg of said E shaped core and one leg of said U shaped core, a secondary winding wound on the other leg of said U shaped core, and a pair of control windings wound on the pair of side legs of said E shaped core and being connected in series with each other.

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