Rotor for permanent magnet motor having a magnetic pole portion and a field portion
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United States of America Patent
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Nov 7, 2017
Issued Date -
N/A
app pub date -
Mar 18, 2014
filing date -
Mar 18, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A rotor for a permanent magnet motor, includes a magnetic pole portion that includes a magnetic body formed in an annular shape; and a field portion that is disposed adjacent to the magnetic pole portion in an axial direction, that includes a permanent magnet formed in an annular shape and having a multipole structure or a plurality of permanent magnets formed in an annular shape and having a monopole structure and a magnetic body, and that causes a magnetic flux generated by the permanent magnet to flow in the axial direction so as to generate magnetic poles on an outer circumferential surface of the magnetic pole portion.
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