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Inverter transformer

  • US 5,812,045 A
  • Filed: 12/12/1996
  • Issued: 09/22/1998
  • Est. Priority Date: 12/15/1995
  • Status: Expired due to Term
First Claim
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1. An inverter transformer comprising a primary winding and a secondary winding which are disposed in side-by-side relationship with each other;

  • anda pair of cores disposed in abutting relationship with each other so as to form a closed magnetic path, said primary and secondary windings being electromagnetically coupled to each other through said pair of cores;

    at least one of said cores being provided with a protuberance, said protuberance being disposed in opposing relationship to the other core, with an air gap defined therebetween, said protuberance being interposed between said primary and secondary windings, characterized in that;

    at least one of said cores comprises a bottom plate and two projections extending perpendicularly from said bottom plate;

    said primary winding is provided around one of said projections;

    said secondary winding is provided around the other projection; and

    a portion of the bottom plate to which said secondary winding opposes is made smaller in terms of thickness than a portion of the bottom plate to which said primary winding opposes.

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