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Patent Searching and Data


Title:
COIL COMPONENT
Document Type and Number:
WIPO Patent Application WO/2015/005129
Kind Code:
A1
Abstract:
The objective of the present invention is to provide a coil component that includes at least two coils comprising a common mode choke coil and that functions as an inductor with respect to alternating current in a normal mode. The coil component (1) is provided with a box-shaped pot core (10), a flat plate shaped core (20), a coil (30, 40), and a magnetic body partition core (50). Coil (30) and coil (40) are provided within the pot core (10), and by means of causing the central axes thereof to be approximately matching, a common mode choke coil is formed. Also, the ends of the coils (30, 40) each function as an external electrode. The partition core (50) is provided between coil (30) and coil (40).

Inventors:
IGARASHI Akio (10-1, Higashikotari 1-chome, Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
Application Number:
JP2014/067047
Publication Date:
January 15, 2015
Filing Date:
June 26, 2014
Export Citation:
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Assignee:
MURATA MANUFACTURING CO., LTD. (10-1, Higashikotari 1-chome Nagaokakyo-sh, Kyoto 55, 〒6178555, JP)
International Classes:
H01F17/04; H01F27/00; H01F27/29
Foreign References:
JP2002043142A2002-02-08
JP2000021655A2000-01-21
JPH09134827A1997-05-20
JP2001167948A2001-06-22
JP2003243228A2003-08-29
JPH06215948A1994-08-05
JPH08213242A1996-08-20
JPH10135864A1998-05-22
Attorney, Agent or Firm:
PROFIC PC (Iyo Building, 2-21 Minamihommachi 4-chome, Chuo-ku, Osaka-sh, Osaka 54, 〒5410054, JP)
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