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Motor bearing wear detecting device

  • US 20050155436A1
  • Filed: 01/13/2005
  • Published: 07/21/2005
  • Est. Priority Date: 01/15/2004
  • Status: Active Grant
First Claim
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1. A motor bearing wear detecting device comprising:

  • an axial position detecting coil provided near at least one end of a stator of a motor in such a manner as to be wound around the outer surface of a container that contains at least part of a rotor of said motor, and an axial position detecting device detecting the axial position of said rotor by voltages induced in said axial position detecting coil.

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