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Title:
リアクトル
Document Type and Number:
Japanese Patent JP6624520
Kind Code:
B2
Abstract:
Provided is a reactor that includes: a coil; a magnetic core with an inner core portion arranged inside the coil; and an inwardly interposed member insulating the inner core portion from the coil. The inwardly interposed member has a thin portion defined by a recessed inner-circumferential surface, and a thick portion that is thicker than the thin portion. The inner core portion has a core-side projection portion facing the inwardly interposed member that has a shape conforming to the inner-circumferential surface shape of the thin portion. The thin portion has a thickness of 0.2 mm to 1.0 mm inclusive, and the thick portion has a thickness of 1.1 mm to 2.5 mm inclusive. A clearance is provided at least at a portion between the inner core portion and the inwardly interposed member, and the inwardly interposed member and the wound portion are in contact with each other.

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Inventors:
Kazubetsu Kusetsu
Shintaro Minahara
Maeda Yusaku
Application Number:
JP2017036001A
Publication Date:
December 25, 2019
Filing Date:
February 28, 2017
Export Citation:
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Assignee:
Auto Network Technologies, Ltd.
SUMITOMO WIRING SYSTEMS,LTD.
Sumitomo Electric Industries, Ltd.
International Classes:
H01F37/00; H01F27/24; H01F27/255
Domestic Patent References:
JP2016149453A
Foreign References:
WO2015190215A1
Attorney, Agent or Firm:
Hiroshi Yamano