Panasonic Corporation

Panasonic Holdings Corporation

Tomoyuki Hatakeyama

Ikuo Ozaki

An insulator () includes: an annular outer peripheral portion (); and a wound portion () which extends in a first direction that is a direction from the outer peripheral portion () toward a center of the outer peripheral portion and around which a wire () is wound. The wound portion () includes: an introduction portion () to which the wire () is introduced from the outer peripheral portion (); an extend-around portion () around which the wire () introduced from the introduction portion () extends; and an isolation wall () which is located between the introduction portion () and the extend-around portion () in the first direction and by which an introduced portion of the wire () which is introduced at the introduction portion () and a first-turn portion of the wire () which is wound around the extend-around portion () are isolated from each other.

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Saitama, Japan

Tomoyuki Hatakeyama