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Moving magnet motor and transducer with moving magnet motor

  • US 10,084,410 B2
  • Filed: 12/15/2016
  • Issued: 09/25/2018
  • Est. Priority Date: 12/15/2016
  • Status: Active Grant
First Claim
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1. A moving magnet motor, comprising:

  • a stator comprising first and second spaced coil-wound cores that are separated by an elongated gap;

    an elongated magnet located at least in part in the gap and lying generally along a motor depth axis that is in the gap and is generally uniformly offset from the cores, where the magnet has poles;

    wherein the motor has a width axis that is perpendicular to the depth axis and is generally uniformly offset from the cores;

    wherein the magnet has a width along the motor width axis and the cores each have a width along the motor width axis;

    wherein along the motor depth axis the magnet or a pole of the magnet has a variable width.

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