Patent ID: 8416046
Filing Date: 2013-04-09
Classification: H01F

Abstract:
1. A reactor, comprising: a coil formed with paired coil elements that are made of a spirally wound wire, the coil elements being coupled to each other in a paralleled state; internal core portions that are fitted into the paired coil elements to structure a part of an annular core; exposed core portions that are exposed outside the coil elements to couple the internal core portions to each other, to thereby form a rest of the annular core; and an external resin portion that covers at least a part of an assembled product made up of the coil and the core, wherein in each of the exposed core portions, a cut-out corner portion is provided to at least a part of a joining portion of an inner end face facing an end face of the coil and an adjacent face that is continuous to the inner end face.