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US 8,770,931 B2Granted
Hybrid Ceramic Matrix Composite vane structures for a gas turbine engine
AssigneeUnited Technologies Corporation
InventorsIoannis Alvanos, Gabriel L. Suciu
Life of this patent
Estimating the term…
Abstract
A vane structure for a gas turbine engine includes a multiple of CMC airfoil sections integrated between a CMC outer ring and a metal alloy inner ring.
Claims19
A vane structure for a gas turbine engine comprising:
- a CMC outer ring;
- a metal alloy inner ring;
- and
- a multiple of CMC airfoil sections between said CMC outer ring and said metal alloy inner ring.
1 more element
A Low Pressure Turbine for a gas turbine engine comprising:
- a CMC outer ring;
- a metal alloy inner ring;
- and
- a multiple of Low Pressure Turbine CMC airfoil sections between said CMC outer ring and said metal alloy inner ring.
1 more element
A method of assembling a vane structure for a gas turbine engine comprising:
- inserting a multiple of CMC airfoil sections between a CMC outer ring and a metal alloy inner ring.
Dependencies are inferred from the claim text.