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Title:
POWER TRANSMITTING DEVICE, VEHICLE, AND POWER TRANSFER SYSTEM
Document Type and Number:
WIPO Patent Application WO/2013/045999
Kind Code:
A3
Abstract:
A power transmitting device includes: a power transmitting portion (28) that contactlessly transmits electric power to a power receiving portion (27) spaced apart from the power transmitting portion; a first coil unit (23) that is spaced apart from the power transmitting portion and that supplies electric power to the power transmitting portion; and a supply cable (50) that is connected to the first coil unit and that supplies electric power from a power supply (21) to the first coil unit. The first coil unit includes a first coil (60) connected to the supply cable and a second coil (61) connected to the first coil, and the first coil is arranged around, the power transmitting portion, converts unbalanced current, supplied from the power supply, to balanced current and supplies the balanced current to the second coil.

Inventors:
ICHIKAWA SHINJI (JP)
NAKAMURA TORU (JP)
ISHIDA MASAYA (JP)
WATANABE TOSHIAKI (JP)
AMANO YASUSHI (JP)
Application Number:
PCT/IB2012/001900
Publication Date:
November 21, 2013
Filing Date:
September 26, 2012
Export Citation:
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Assignee:
TOYOTA MOTOR CO LTD (JP)
ICHIKAWA SHINJI (JP)
NAKAMURA TORU (JP)
ISHIDA MASAYA (JP)
WATANABE TOSHIAKI (JP)
AMANO YASUSHI (JP)
International Classes:
B60L11/18; B60L50/16; B60M7/00; H01F38/14; H02J5/00; H02J7/00; H04B5/00
Domestic Patent References:
WO2011112795A12011-09-15
Foreign References:
US20110084658A12011-04-14
US20100115474A12010-05-06
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