Title:
LAMINATED COIL
Document Type and Number:
WIPO Patent Application WO/2006/073092
Kind Code:
A1
Abstract:
A laminated coil provided includes a laminated body (9), in which magnetic substance portions (1) having a plurality of laminated magnetic layers are formed on the two main faces of a nonmagnetic portion (2) made of at least one nonmagnetic layer, and a coil (L), in which coil conductors (3) and (4) formed in the laminated body (9) are helically connected. Of the coil conductors (3) and (4) formed in the laminated body (9), at least one of the coil conductors formed in the nonmagnetic portion (2) and the coil conductors (4) formed on the two main faces of the nonmagnetic portion (2) has a conductor width larger than that of the remaining coil conductors (3).
Inventors:
TSUZUKI KEIICHI (JP)
Application Number:
PCT/JP2005/023908
Publication Date:
July 13, 2006
Filing Date:
December 27, 2005
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
TSUZUKI KEIICHI (JP)
TSUZUKI KEIICHI (JP)
International Classes:
H01F17/00
Foreign References:
| JP2001044037A | 2001-02-16 | |||
| JPH1197243A | 1999-04-09 |
Other References:
See also references of EP 1710814A4
Attorney, Agent or Firm:
Morishita, Takekazu (2-18 Minamihommachi 4-chome, Chuo-ku, Osaka-sh, Osaka 54, JP)
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