Nozzle ring for a gas turbine and method of manufacture thereof

Metal working – Method of mechanical manufacture – Impeller making

Patent

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Details

2988921, B21D 5378

Patent

active

061193399

ABSTRACT:
A worked nozzle ring for a gas turbine, in particular an aircraft engine, having at least one shroud and at least one blade sheet arranged thereon, whereby in order to create a worked nozzle ring that is easy to manufacture, the blade sheet comprises, at the frontal side, at least one two-dimensionally profiled connecting space region that is placed in a profiled opening formed in the shroud by means of beam cutting and is connected therewith.

REFERENCES:
patent: 4827588 (1989-05-01), Meyer
patent: 5031288 (1991-07-01), Sadler
patent: 5174715 (1992-12-01), Martin
patent: 5697152 (1997-12-01), Yamazaki et al.
patent: 5788456 (1998-08-01), Maier

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