Wirelessly charged battery system

  • US 9,780,573 B2
  • Filed: 02/03/2015
  • Issued: 10/03/2017
  • Est. Priority Date: 02/03/2014
  • Status: Active Grant
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First Claim
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1. A power transmitting apparatus for wireless power transfer to a receiver, the apparatus comprising:

  • a housing having a form factor that corresponds to a container comprising lateral surfaces, a bottom surface, and an opening opposite the bottom surface;

    a first coil comprising a first plurality of non-planar loops of electrically conductive material, wherein the first plurality of loops conforms to a first pair of opposite lateral surfaces and to the bottom surface; and

    a second coil comprising a second plurality of non-planar loops of electrically conductive material, wherein the second plurality of loops conforms to a second pair of opposite lateral surfaces and to the bottom surface.

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