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ACCESSORY GEARBOX WITH A STARTER/GENERATOR

  • US 20110252807A1
  • Filed: 04/20/2010
  • Published: 10/20/2011
  • Est. Priority Date: 04/20/2010
  • Status: Active Grant
First Claim
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1. An assembly for a gas turbine engine comprising:

  • an accessory gearbox comprising a drive gear;

    a starter/generator mechanically mounted to the accessory gearbox, comprising;

    a rotatable shaft;

    a pinion gear carried by the shaft;

    a main machine carried by the shaft;

    a permanent magnet generator (PMG) carried by the shaft;

    an exciter carried by the shaft;

    wherein the PMG and exciter are located on the shaft between the pinion gear and the main machine, and the pinion gear meshes with the drive gear when the starter/generator is mounted to the accessory gearbox.

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