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Dual stage turbine shroud

  • US 8,147,192 B2
  • Filed: 09/19/2008
  • Issued: 04/03/2012
  • Est. Priority Date: 09/19/2008
  • Status: Active Grant
First Claim
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1. A turbine shroud comprising:

  • a support tube including a pair of support hooks extending radially inwardly and a pair of rings extending radially outwardly from said pair of support hooks;

    a hanger including only two outer hooks extending radially outwardly in engagement with said pair of support hooks, and further including three inner hooks extending radially inwardly, said hanger further including a panel having said outer hooks at opposite axial ends thereof, wherein said three inner hooks are collectively supported by said two outer hooks, and wherein said panel includes a plurality of girders bridging said two outer hooks above said three inner hooks; and

    a shroud segment including three shroud hooks extending radially outwardly in engagement with said three hanger inner hooks.

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