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Patent Searching and Data


Title:
CHARGING CRADLE
Document Type and Number:
Japanese Patent JP2010288430
Kind Code:
A
Abstract:

To provide a charging cradle capable of highly efficiently charging a plurality of devices each having a built-in battery even if the devices are put on anywhere on the upper surface of a case.

The charging cradle includes: a plurality of power transmission coils 11 for inducing an electromotive force to a power reception coil 51; a case 20 having an upper surface plate 21 of an area capable of putting a plurality of devices 50 each having a built-in battery on the upper surface; a moving mechanism 13 for moving each of the transmission coils 11 along the inner surface of the upper surface plate 21; a position detection controller 14 for detecting the position of each of the devices 50 put on the upper surface plate 21 and controlling the moving mechanism 13 to make each of the power transmission coils 11 close to the power reception coil 51 of each of the devices 50. In the charging cradle, when the plurality of device 50 are put on the upper surface plate 21 of the case 20, the position detection controller 14 detects the position of each of the devices 50, and the moving mechanism 13 moves each of the power transmission coils 11 to allow them to be close to the power reception coils 51 of the device 50.


Inventors:
Toya, Shoichi
Terao, Kyozo
Mizoguchi, Yasunari
Application Number:
JP2009000142792
Publication Date:
December 24, 2010
Filing Date:
June 15, 2009
Export Citation:
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Assignee:
SANYO ELECTRIC CO LTD
International Classes:
H02J7/00; G01R31/36; H01M10/46; H02J17/00