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CONTACTLESS POWER SUPPLY DEVICE

  • US 20150076918A1
  • Filed: 03/20/2013
  • Published: 03/19/2015
  • Est. Priority Date: 03/30/2012
  • Status: Active Grant
First Claim
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1. A contactless power supply device comprising:

  • a power-transmitting-side pad, anda power-receiving-side pad, whereineach of the power-transmitting-side pad and the power-receiving-side pad has a core made of a magnetic material and a coil in contact with the core,the power-transmitting-side pad transmits power to the power-receiving-side pad in a contactless manner with the power-transmitting-side pad facing the power-receiving-side pad,the core has a plate-shaped yoke portion,the coil has a first coil portion and a second coil portion,the first coil portion is arranged on one of opposing surfaces of each yoke portion in a thickness direction of the yoke portion, and the one of the opposing surfaces of the yoke portion of the power-transmitting-side pad faces the one of the opposing surfaces of the yoke portion of the power-receiving-side pad, andthe second coil is arranged along an outer periphery of each yoke portion.

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