Tip seal and anti-contamination for turbine blades

Details Tip seal and anti-contamination for turbine blades Tip seal and anti-contamination for turbine blades

1993-08-12

1999-02-02

Cuda, Irene

Metal working

Method of mechanical manufacture

Impeller making

29889721, 416 95, 416 97, B23P 1500

Patent

active

058649492

ABSTRACT:
A cavity judiciously dimensioned and located adjacent the tip's surface discharge port of internally cooling passage of the airfoil of the turbine blade of a gas turbine engine and extending from the pressure surface to the back wall of the discharge port guards against the contamination and plugging of the discharge port.

REFERENCES:
patent: 4762464 (1988-08-01), Vertz et al.
patent: 5062768 (1991-11-01), Marriage
patent: 5152059 (1992-10-01), Midgley
patent: 5392515 (1995-02-01), Auxier et al.
patent: 5403156 (1995-04-01), Arness et al.
patent: 5419039 (1995-05-01), Auxier et al.

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