Compact
AssigneesSumitomo Electric Sintered Alloy, Ltd., Sumitomo Electric Industries, Ltd.
InventorsAtsushi Sato, Masato Uozumi, Koji Yamaguchi, Kazushi Kusawake
Life of this patent
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Abstract
A compact 10 is obtained by compression-molding coated soft magnetic particles covered with insulating coatings, and is a modified frustum body having, as a main body, a frustum portion 113 sandwiched between plate-shaped portions 111 and 112 arranged in opposing relation. A vertical cross-section of the compact 10 is made up of a trapezoidal surface 113s, a long-side rectangular surface 111s joining to a long side of the trapezoidal surface 113s, and a short-side rectangular surface 112s joining to a short side of the trapezoidal surface 113s.
Claims8
A compact obtained by compression-molding coated soft magnetic particles covered with insulating coatings,
- wherein the compact has, as at least a part of a cross-section thereof, a surface comprising:
- a trapezoidal surface having a long side and a short side opposing to each other;
- a long-side rectangular surface joining to the long side of the trapezoidal surface;
- and
- a short-side rectangular surface joining to the short side of the trapezoidal surface, and
- wherein an area of the trapezoidal surface is larger than a total area of the long-side rectangular surface and the short-side rectangular surface.
Dependencies are inferred from the claim text.