Method of manufacturing aluminum rotor and motor incorporating the same
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United States of America Patent
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Nov 25, 2003
Grant Date -
N/A
app pub date -
Feb 23, 2000
filing date -
Feb 23, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of manufacturing an aluminum rotor and motor incorporating the rotor where after a solvent cleaning step of a rotator body using a chlorine-family solvent, an alkaline degreasing step using an alkaline degreasing agent is executed for cleaning the rotator body, and the rotator body after undergoing the solvent cleaning step is simply immersed in a treatment tank storing an alkaline degreasing agent, whereby the chlorine-family solvent remaining on the rotator body or aluminum chloride produced by the chlorine-family solvent reacting with aluminum material reacts with the alkaline degreasing agent and is removed easily and well.
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