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Turbine disk attachment system

  • US 5,288,210 A
  • Filed: 01/21/1993
  • Issued: 02/22/1994
  • Est. Priority Date: 10/30/1991
  • Status: Expired due to Term
First Claim
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1. In a gas turbine engine of a type having a high pressure turbine section including a first stage disk and a second stage disk, adjacent to said first stage disk, a disk attachment system comprising:

  • said first stage disk including a rearwardly-extending first aft shaft which supports said second stage disk; and

    said second stage disk having means for mounting said second stage disk on said first aft shaft, whereby rotational energy from said second stage disk is transmitted through said first aft shaft to said first stage disk and said second stage disk is removable from said gas turbine engine independently of said first stage disk.

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