Title:
受電ユニット、該受電ユニットを備えた充電システム及び電気機器
Document Type and Number:
Japanese Patent JP5717090
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a power receiving unit having a power receiving coil and a battery, which can charge the battery efficiently without being affected by a posture of the power receiving unit with respect to a power feeding coil.SOLUTION: A power receiving unit (10) includes a tube-shaped power receiving coil (12) configured such that a current flows therein by magnetic flux generated by energization of a power feeding coil (21), a battery (4) configured to be charged by the current flowing in the power receiving coil (12), and a housing (17) configured to be able to store the power receiving coil (12) and the battery (4). The power receiving coil (12) is disposed in the housing (17) such that both end parts thereof extending in one direction are positioned where the current flows therein by magnetic flux generated in the power feeding coil (21).
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Inventors:
Keiichi Tanii
Application Number:
JP2011016654A
Publication Date:
May 13, 2015
Filing Date:
January 28, 2011
Export Citation:
Assignee:
Hitachi Maxell Co., Ltd.
International Classes:
H02J7/00; H01F38/14; H01M10/46
Domestic Patent References:
| JP51095735U | ||||
| JP2010517502A | ||||
| JP2006149687A | ||||
| JP2009111977A | ||||
| JP2010119456A |
Foreign References:
| US20030085684 |
Attorney, Agent or Firm:
Hidetoshi Ueba
Takao Matsuyama
Go Sakane
Tadashi Takezoe
Suzuki Kazuaki
Takao Matsuyama
Go Sakane
Tadashi Takezoe
Suzuki Kazuaki