Title:
GROUND-SIDE POWER SUPPLY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/159540
Kind Code:
A1
Abstract:
Provided is a ground-side power supply device that is installed in a traveling road surface on which a vehicle travels and wirelessly transmits or receives power to or from the vehicle. The ground-side power supply device is provided with: a ground-side power supply coil for wirelessly transmitting or receiving power to or from a vehicle-side power supply coil mounted on a vehicle through a magnetic field having a first frequency; a light emitting unit disposed at a position at least either around or above the ground-side power supply coil when the ground-side power supply coil is viewed from above; and a power transmission coil for emitting light, which wirelessly supplies power to the light emitting unit. The light emitting unit has a power receiving coil for emitting light, which wirelessly receives power from the power transmission coil for emitting light through a magnetic field having a second frequency different from the first frequency; and a light-emitting body that emits light by the power received by the power receiving coil for emitting light.
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Inventors:
NIIZUMA MOTONAO (JP)
Application Number:
PCT/JP2018/006983
Publication Date:
September 07, 2018
Filing Date:
February 26, 2018
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
H02J50/90; B60L5/00; B60L11/18; B60M7/00; H02J7/00; H02J50/12; H02J50/80
Domestic Patent References:
| WO2012169047A1 | 2012-12-13 |
Foreign References:
| JP2016127660A | 2016-07-11 | |||
| JPH06139001A | 1994-05-20 | |||
| JP2011050163A | 2011-03-10 | |||
| JP2016015843A | 2016-01-28 | |||
| JP2014236539A | 2014-12-15 |
Other References:
See also references of EP 3591806A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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