Patent · US Active

Dovetail retention system for blade tracks

US9458726B2 · kind B2 · utility

22Cited by
29References
20Claims
0Family size

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Inventors

Key dates

Filing dateDec 2, 2013
Grant dateOct 4, 2016
Priority date
Expiry dateJun 24, 2035

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/4932
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A turbine shroud for a gas turbine engine includes a metallic support ring and a ceramic blade track. The blade track is formed from a plurality of blade track segments including dovetail posts. The dovetail posts are inserted through apertures in the support ring and are coupled to the support ring by segment retainers coupled to the dovetail posts providing a retention system for the ceramic blade track.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.