Gas turbine vanes and methods for making same

Details Gas turbine vanes and methods for making same Gas turbine vanes and methods for making same

F - Mech Eng,Light,Heat,Weapons

01

D

60/118, 26/150,

F01D 5/18 (2006.01) B21H 7/16 (2006.01) B23P 15/04 (2006.01)

Patent

CA 1298474

ABSTRACT OF INVENTION This invention relates to vanes for gas turbines and method for making them. Embodiments include vanes that have internal fluid travel paths and cavities to permit the passage of fluids therethrough. Such embodiments have an internal structural member supporting an outer shell which has been formed so as to have outer surfaces in the configuration desired for a vane, and has been retentively positioned on said structural member. The outer surfaces of the support member are so configured that together with the inner surfaces of the cover, they form desired internal travel paths and cavities. Embodiments include such structures and methods for making same wherein the internal support structure is made in accordance with the teachings. o f U n i t e d S t a t e s P a t e n t # 4,483,168.

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