Reactor
AssigneesAutonetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
InventorKazuhiro Inaba
Life of this patent
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Abstract
A reactor includes a coil that includes a wound portion and a magnetic core that is arranged inside of the wound portion and outside of the wound portion, wherein the magnetic core is formed by combining a plurality of core pieces, at least one core piece of the plurality of core pieces is a first core piece constituted by a molded body of a composite material containing a magnetic powder and a resin, the first core piece includes a slit portion in a region arranged inside of the wound portion, a depth direction of the slit portion extends along a direction that intersects an axial direction of the first core piece, and the slit portion is provided so as to be open in an outer peripheral surface of the first core piece on one side of the depth direction and be closed on the other side.
Claims9
A reactor comprising:
- a coil that includes a wound portion;
- and
- a magnetic core that is arranged inside of the wound portion and outside of the wound portion,
- wherein the magnetic core is formed by combining a plurality of core pieces,
- at least one core piece of the plurality of core pieces is a first core piece that is constituted by a molded body of a composite material containing a magnetic powder and a resin,
- the first core piece includes a slit portion in a region that is arranged inside of the wound portion,
- a depth direction of the slit portion extends along a direction that intersects an axial direction of the first core piece, and
- the slit portion is provided so as to be open in an outer peripheral surface of the first core piece on one side of the depth direction and be closed on the other side.
Dependencies are inferred from the claim text.