Blade for a turbine comprising a cooling air deflector

Details Blade for a turbine comprising a cooling air deflector Blade for a turbine comprising a cooling air deflector

2006-01-03

2006-01-03

Nguyen, Ninh H. (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

With heating, cooling or thermal insulation means

Changing state mass within or fluid flow through working...

C416S09700R, C416S248000

Reexamination Certificate

active

06981845

ABSTRACT:
The invention relates to a blade for a turbine, the blade being fitted with a dovetail root to fix it into a compartment of a turbine disk, the blade being fitted with an internal air cooling circuit comprising air inlets located on the blade dovetail root and facing the compartment, and air outlets. The blade dovetail root is fitted with a device capable of homogenising the pressure and temperature of cooling air entering the air inlets.

REFERENCES:
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patent: 4348157 (1982-09-01), Campbell et al.
patent: 4626169 (1986-12-01), Hsing et al.
patent: 4820123 (1989-04-01), Hall
patent: 5403156 (1995-04-01), Arness et al.
patent: 6059529 (2000-05-01), Schiavo
patent: 38 35 932 (1990-04-01), None
patent: 1 605 282 (1987-12-01), None
patent: 99 47792 (1999-09-01), None

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