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POWER CONVERTER AND METHOD FOR MANUFACTURING POWER CONVERTER

  • US 20170040241A1
  • Filed: 04/10/2015
  • Published: 02/09/2017
  • Est. Priority Date: 04/15/2014
  • Status: Active Grant
First Claim
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1. A power converter comprising:

  • a plurality of power cards, each of the power cards housing a semiconductor element;

    a plurality of coolers laminated with the power cards, each of the coolers facing the power card, the cooler including;

    a body which is made of resin, the body having an opening that is provided in a side surface of the cooler that faces the adjacent power card;

    a gasket; and

    a metal plate, in which a surface on one side configured to close the opening through the gasket, and the other surface faces the power card; and

    a pressure member configured to apply a pressure in a laminating direction on a lamination unit, the plurality of power cards and the plurality of coolers being laminated in the lamination unit, and the opening being sealed by the metal plate by pressure applied by the pressure member on the lamination unit.

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