Permanent magnet, and motor and power generator using the same

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10573437
APP PUB NO 20130241682A1
SERIAL NO

13747942

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Abstract

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In one embodiment, a permanent magnet includes: a composition expressed by RpFeqMrCusCo100-p-q-r-s (R is a rare-earth element, M is at least one element selected from Zr, Ti, and Hf, 10.8≤p≤13.5 at %, 28≤q≤40 at %, 0.88≤r≤7.2 at %, and 3.5≤s≤13.5 at %); and a metallic structure including a cell phase having a Th2Zn17 crystal phase, and a cell wall phase. A Cu concentration in the cell wall phase is in a range from 30 at % to 70 at %.

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Patent Owner(s)

  • KABUSHIKI KAISHA TOSHIBA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hagiwara, Masaya Kanagawa-ken, JP 43 109
Horiuchi, Yosuke Tokyo, JP 55 155
Kobayashi, Tsuyoshi Kanagawa-ken, JP 180 1409
Okamoto, Keiko Kanagawa-ken, JP 38 123
Sakurada, Shinya Tokyo, JP 125 589

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