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ATTACHMENT APPARATUS FOR CERAMIC MATRIX COMPOSITE MATERIALS

  • US 20140314547A1
  • Filed: 08/31/2012
  • Published: 10/23/2014
  • Est. Priority Date: 08/31/2012
  • Status: Abandoned Application
First Claim
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1. An apparatus comprising:

  • a first ceramic matrix composite structure, having a first flange with a first aperture;

    a second structure, having a second flange with a second aperture, the second flange being in contact with the first flange with the second aperture aligned with the first aperture; and

    a fastener having a portion extending through the first aperture of the first flange and the second aperture of the second flange, the fastener having a thermal expansion rate different than a thermal expansion rate of at least one of the first ceramic matrix composite structure and the second structure;

    the fastener including a spring assembly that maintains a clamping pressure irrespective of thermal expansion differences between the fastener and at least one of the first ceramic matrix composite structure and the second structure.

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