Continuous ring composite turbine shroud
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United States of America Patent
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-
Dec 13, 2016
Grant Date -
Jul 24, 2014
app pub date -
Mar 20, 2014
filing date -
Mar 30, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A composite annular shroud supported by a support assembly including at least one ring and at least partially disposed within the ring. The shroud is biased against and in sealing engagement with an inner flange of the ring. A three ring assembly includes the inner ring disposed radially inwardly of a middle ring disposed radially inwardly of an outer ring and the shroud at least partially disposed within the inner ring. At least three clocking pins extend radially inwardly from the middle ring through slots in the inner ring into notches in the shroud. The middle ring may be an aft end of a support ring fixedly connected to an engine backbone. Mounting pins may be press fitted into pin holes in the middle ring and extend radially outwardly from the middle ring through radial holes in the outer ring.
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