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US 2019/0173328 A1Published application
Iron core and motor
AssigneePanasonic Corporation
InventorsYUKIO NISHIKAWA, NAOKI NOJIRI
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Abstract
An iron core including a laminate in which a plurality of nanocrystal thin strips are laminated, a board, and a fastener that fastens the laminate and the board, in which at least one of upper and lower surfaces of the laminate has a colored oxide film and an uncolored oxide film is used. Moreover, the iron core has a region of the colored oxide film wider than a region of the uncolored oxide film region is used. Furthermore, a motor uses the above-described iron core as a stator.
Claims18
An iron core comprising:
- a laminate in which a plurality of nanocrystal thin strips are laminated;
- a board;
- and
- a fastener that fastens the laminate and the board,
- wherein at least one of upper and lower surfaces of the laminate has a colored oxide film and an uncolored oxide film.
2 more elements
Dependencies are inferred from the claim text.