Magnetic core for electromagnetic induction device, electromagnetic induction device equipped with magnetic core, and manufacturing method of magnetic core

摘要

A magnetic core (1) for an electromagnetic induction device includes a rim (5) made from a particle orientation material, a yoke (3) made from an amorphous material, and an auxiliary joint (7) made from a particle orientation material, and the auxiliary joint member (7) bonds the rim (5) and yoke (3); The particle orientation of the rim (5) is perpendicular to the particle orientation of the auxiliary bonding material (7).