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Angled turbulence promoter

  • US 4,514,144 A
  • Filed: 11/07/1983
  • Issued: 04/30/1985
  • Est. Priority Date: 06/20/1983
  • Status: Expired due to Term
First Claim
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1. A turbine blade with at least one internal cooling passage, said passage including first and second opposite walls, and a plurality of first and second turbulence promoting ribs, wherein:

  • said first ribs are integral with said first wall of said passge and disposed at a first angle with respect to the center line of said first wall;

    said second ribs are integral with said second wall of said passage and disposed at a second angle with respect to the center line of said second wall; and

    each of said first and second ribs comprises two rib members separated by a turbulence promoting gap.

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