Device and Method of Non-Contact Energy Transmission

  • US 20070267918A1
  • Filed: 04/29/2005
  • Published: 11/22/2007
  • Est. Priority Date: 04/30/2004
  • Status: Active Grant
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First Claim
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1. A transformer device comprising at least a primary side and at least a secondary side separate from the primary side, for transmission of electrical energy without electrical connection, where the primary winding of the transformer is connected in series with a capacitor, and where the capacitor, mainly together with the leakage inductance of the transformer, forms a resonant circuit, wherein the resonant circuit is connected to a frequency controllable current source.

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