Title:
COIL UNIT USED IN CONTACTLESS POWER SUPPLY SYSTEM
Document Type and Number:
WIPO Patent Application WO/2012/090342
Kind Code:
A1
Abstract:
Provided is a coil unit used in a contactless power supply system that, without making contact, supplies power to a power receiving device (200) from a power supply device (100). The coil unit is provided with: a power transmission coil (112) that generates an electromagnetic field; and a magnetic core unit (108c) that is disposed in the vicinity of the aforementioned coil. The magnetic core unit (108c) includes at least two magnetic core members (108a, 108b) that are successively disposed in a direction that is along the magnetic flux generated by the power transmission coil (112).
Inventors:
OMORI, Yoshiharu (())
大森 義治 (())
大森 義治 (())
Application Number:
JP2011/001899
Publication Date:
July 05, 2012
Filing Date:
March 30, 2011
Export Citation:
Assignee:
PANASONIC CORPORATION (1006, Oaza Kadoma Kadoma-sh, Osaka 01, 〒5718501, JP)
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
OMORI, Yoshiharu (())
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
OMORI, Yoshiharu (())
International Classes:
H01F38/14
Attorney, Agent or Firm:
TANAKA, Mitsuo et al. (AOYAMA & PARTNERS, IMP Building3-7, Shiromi 1-chome, Chuo-k, Osaka-shi Osaka 01, 〒5400001, JP)
Claims:
Previous Patent: POWER CONTROL DEVICE FOR CONTACTLESS CHARGING DEVICE
Next Patent: ACTUATOR DRIVING APPARATUS
Next Patent: ACTUATOR DRIVING APPARATUS