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Apparatus and method for transmitting of energy and/or data between a source and a receiver movable relative thereto

  • US 20060120006A1
  • Filed: 12/28/2005
  • Published: 06/08/2006
  • Est. Priority Date: 07/23/2003
  • Status: Abandoned Application
First Claim
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1. An apparatus for transmitting energy and information between a source and a receiver movable relative to the source, comprising:

  • a first coil coupled to the source;

    a second coil coupled to the receiver and rotatable about a rotation axis relative to the first coil; and

    a magnetic field transmitter of magnetizable material for transmitting a magnetic field generated by the first coil to the second coil for inducing a current in the second coil;

    wherein the rotation axis of the rotatable second coil coincides with a longitudinal axis of the magnetic field transmitter, and wherein the magnetic field transmitter of magnetizable material extends through the first and second coils.

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