Non-Exchanged-Couple Injection Moldable Hybrid Magnet
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United States of America
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Issued Date -
Oct 31, 2024
app pub date -
Apr 26, 2023
filing date -
Apr 26, 2023
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Abstract
A rotor for an electric machine is disclosed, the rotor including a plurality of cavities filled with a magnetic material. In the disclosed rotor, the magnetic material includes Samarium-Iron-Nitrogen (Sm—Fe—N) particles, Manganese-Bismuth (Mn—Bi) particles, and a polymer binder. Performance characteristics of the magnetic material, such as following the rule of mixtures and exhibiting a linear relationship based on volume fraction of the Mn—Bi particles, is also disclosed.
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