Cmc turbine stator blade
AssigneeIHI Corporation
InventorsYosuke Tanahashi, Akira Takahashi, Hiroyuki Yagi
Life of this patent
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Abstract
A CMC turbine stator blade 1 includes a blade 2 which is formed of a ceramic matrix composite material, and a band 11 which is formed of a ceramic matrix composite material or a metallic material and supports the blade 2. The blade 2 includes a first fitting portion 5 to which the band 11 is fitted at the outside thereof. The band 11 includes a second fitting portion 12 to which the first fitting portion 5 is fitted at the inside thereof. The CMC turbine stator blade 1 includes fixing means 6 which sandwiches the second fitting portion 12 from both sides in the height direction of the blade so that the blade 1 and the band 11 are fixed.
Claims9
A CMC turbine stator blade comprising:
- a blade which is formed of a ceramic matrix composite material;
- and
- a band which is formed of a ceramic matrix composite material or a metallic material, and supports the blade,
- wherein the blade and the band are bonded to each other,
- the blade includes a first fitting portion to which the band is fitted at an outside thereof, and
- the band includes a second fitting portion to which the first fitting portion is fitted at an inside thereof,
- further comprising fixing means which sandwiches the second fitting portion from both sides in a height direction of the blade so that the blade and the band are fixed.
Dependencies are inferred from the claim text.