Rotor for an electric motor
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United States of America Patent
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-
Mar 27, 2007
Grant Date -
Jan 6, 2005
app pub date -
Apr 23, 2004
filing date -
Apr 24, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a rotor for an electric motor comprising an essentially cylindrical rotor core having a central aperture, and comprising permanent magnets which are embedded in the rotor core and extend essentially like spokes through the rotor core, the radially inner ends of selected adjacent permanent magnets being magnetically coupled by at least one auxiliary magnet.
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