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Multiple-layer wall for a hollow body and method for manufacturing same

  • US 4,511,612 A
  • Filed: 08/20/1982
  • Issued: 04/16/1985
  • Est. Priority Date: 08/21/1981
  • Status: Expired due to Fees
First Claim
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1. A casing subjected to hot gases such as combustion gases of an engine and comprising a hollow body including a three-layer composite wall having a load side, said wall including a ceramic inner layer bounding said load side and an outer retaining layer of fiber-reinforced material or metal confining said inner layer, and further comprising an intermediate layer of thermally insulating ceramic material between said inner and retaining layers, said intermediate layer being shrinkfitted or sintered on to the inner layer, said retaining layer compressively prestressing said inner layer.

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