Permanent magnet for motor, motor housing, and motor device
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United States of America Patent
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-
Oct 12, 2010
Grant Date -
May 29, 2008
app pub date -
Nov 29, 2005
filing date -
Nov 30, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
To improve resistance of a motor device against an organic solvent and to suppress degradation in performance of the motor device with time., and on an exposed surface layer of the anisotropic rare earth bonded magnet press-fitted in the housing, a coating layer is formed by an infiltration treatment using a polyamide-imide-based resin.
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