Title:
POWER-FEED DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/118404
Kind Code:
A1
Abstract:
Disclosed is a vehicle charging system that includes a plurality of primary self-resonant coils (20, 22) provided on a road (10) side and a plurality of secondary self-resonant coils (24, 26) provided on a vehicle (14). Power is fed from the primary self-resonant coils (20, 22) to the secondary self-resonant coils (24, 26). Each primary self-resonant coil (20, 22) has a different resonance frequency from the adjacent primary self-resonant coils (20, 22). Each secondary self-resonant coil (24, 26) has a different resonance frequency from the adjacent secondary self-resonant coils (24, 26).
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Inventors:
AMANO YASUSHI (JP)
ICHIKAWA SHINJI (JP)
ICHIKAWA SHINJI (JP)
Application Number:
PCT/JP2011/055641
Publication Date:
September 29, 2011
Filing Date:
March 10, 2011
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD (JP)
AMANO YASUSHI (JP)
ICHIKAWA SHINJI (JP)
AMANO YASUSHI (JP)
ICHIKAWA SHINJI (JP)
International Classes:
H02J7/00; B60L5/00; B60L11/18; B60M7/00; H01F38/14
Domestic Patent References:
| WO2009131121A1 | 2009-10-29 |
Foreign References:
| JP2006121791A | 2006-05-11 |
Attorney, Agent or Firm:
YKI Patent Attorneys (JP)
Patent business corporation YKI international patent firm (JP)
Patent business corporation YKI international patent firm (JP)
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Claims: