A wireless power transfer system includes a first power transmission unit, a second power transmission unit, a power reception unit, a sensing unit, and an ECU. The first power transmission unit is provided in a parking space. The second power transmission...

An object of the present invention is to provide an inductive power supply system for an electric operation machine capable of readily increasing an allowable amount of a positional displacement between primary and secondary coils. [0002] An inductive powe...