Title:
INDUCTOR
Document Type and Number:
WIPO Patent Application WO/2005/117038
Kind Code:
A1
Abstract:
An inductor whose width can be reduced and in which magnetic flux leakage can be reduced. An inductor has a first core member (20) having a winding shaft (21) and a winding wire (40) wound on the outer peripheral surface of the winding shaft (21). Further, the inductor has a second core member (30) and a terminal member (50). The second core member (30) has an inner tube section (31) surrounded by a peripheral wall (30a), and in the inner tube section (31) is placed the first core member (20). The terminal member (50) is positioned on the outer peripheral surface of the second core member (30), has an outer peripheral terminal (52) to which a terminal (41) of the winding wire (40) is joined, and has a flat terminal (51) projecting from one end surface of the second core member (30) and mounted on a mounting portion. A gap section (37) in which the terminal (41) is inserted is provided between the outer peripheral surface of the peripheral wall (32a) and the outer peripheral terminal (52). The terminal (41) is joined to the outer peripheral terminal (52) in the gap section (37).
Inventors:
HATAYAMA YOSHIYUKI (JP)
Application Number:
PCT/JP2005/009729
Publication Date:
December 08, 2005
Filing Date:
May 27, 2005
Export Citation:
Assignee:
SUMIDA CORP (JP)
HATAYAMA YOSHIYUKI (JP)
HATAYAMA YOSHIYUKI (JP)
International Classes:
H01F17/04; H01F27/29; H01F41/10; (IPC1-7): H01F27/29; H01F17/04
Foreign References:
| JP2003168608A | 2003-06-13 | |||
| JPH01281712A | 1989-11-13 | |||
| JP2000124038A | 2000-04-28 | |||
| JPH10321446A | 1998-12-04 |
Attorney, Agent or Firm:
Iat, World Patent Law Firm (Shinjuku Square Tower 22-1, Nishi-shinjuku 6-chom, Shinjuku-ku Tokyo, JP)
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