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SECONDARY COIL MODULE

  • US 20180123394A1
  • Filed: 03/02/2016
  • Published: 05/03/2018
  • Est. Priority Date: 04/30/2015
  • Status: Active Grant
First Claim
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1. A secondary coil module receiving supply of electric power via a primary coil by contactless power transfer technique, the secondary coil module comprising:

  • a core formed of magnetic material, the core having a tubular portion in the form of a tube and a bottom portion formed integral with the tubular portion in such a manner as to close an opening of the tubular portion formed at one axial end portion thereof;

    a storage battery accommodated within an accommodation space provided inside the tubular portion and configured to be charged by the power; and

    a coil winding disposed outside the core and on the side of the bottom portion of the core.

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