Resonance coil, electric power transmission device, electric power receiving device, and electric power transmission system
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United States of America Patent
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Mar 14, 2017
Grant Date -
Dec 5, 2013
app pub date -
Feb 23, 2012
filing date -
Feb 25, 2011
priority date (Note) -
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Abstract
A resonance coil includes plural unit coils where directions of magnetic fields which are formed by flowing of electric current are the same, in which the plural unit coils are arranged around a coil center line, and when the resonance coil is seen in a direction of the coil center line, the coil wire that forms the resonance coil is formed so as not to be overlapped.
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