Wound core
AssigneeNippon Steel Corporation
InventorsHisashi Mogi, Takahito Mizumura, Teruyuki Tamaki, Hiroshi Fujimura, Ryu Hirayama
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Abstract
A wound core equipped with a laminated body including plural electrical steel sheets stacked in a ring shape in side view. The laminated body includes plural bent portions, and plural block-shaped portions at positions between adjacent bent portions. At least one block-shaped portion among the plural block-shaped portions includes a heat transmission path bordered by the electrical steel sheets at least at a portion between the stacked electrical steel sheets. The heat transmission path is included only at the at least one block-shaped portion.
Claims11
A wound core comprising a laminated body including a plurality of electrical steel sheets stacked in a ring shape in side view, wherein:
- the wound core is a singular core that comprises the laminated body, the laminated body including a plurality of bent portions and a plurality of block-shaped portions at positions between adjacent bent portions;
- at least one block-shaped portion among the plurality of block-shaped portions includes a heat transmission path bordered by the electrical steel sheets at least at a portion between the stacked electrical steel sheets;
- the heat transmission path is not included at the bent portions and is included only at the at least one block-shaped portion;
- and
- the heat transmission path tapers before reaching a bend line formed at an intersection of a block-shaped portion and an adjacent bent portion.
Dependencies are inferred from the claim text.