Rotor of rotating equipment
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United States of America Patent
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-
May 11, 1999
Grant Date -
N/A
app pub date -
Dec 18, 1997
filing date -
Jan 7, 1997
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A rotor core is provided with a pole piece portion holding a magnet and a balance weight portion, wherein said hub fitting hole is inserted a metal hub having a tapered axis hole and part fitting portion so as to be fixed each other, and said rotor core is coated with synthetic resins, thereby the use of metal can be limited only to parts where mechanical strength is required so that the whole rotor weight can be reduced and can be assembled easily, and be allow various parts can be fitted stably, and the degradation of magnetic properties of the magnet can be prevented.
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