Methods and apparatus for securing multi-piece nozzle...

Details Methods and apparatus for securing multi-piece nozzle... Methods and apparatus for securing multi-piece nozzle...

2005-04-26

2005-04-26

Look, Edward K. (Department: 3745)

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Plural distributing means immediately upstream of runner

C029S889220, C415S200000, C415S209400

Reexamination Certificate

active

06884030

ABSTRACT:
A method for securing a nozzle for a turbine is provided. The nozzle includes an airfoil having a suction side and a pressure side connected at a leading edge and a trailing edge such that a cooling cavity is defined within the airfoil, the airfoil extending between an inner band and an outer band. The method includes extending at least one member through the airfoil, and at least one of the inner band and the outer band. The method further includes securing the nozzle assembly in position with at least one fastener such that the at least one member is coupled adjacent to at least one of the inner band and the outer band.

REFERENCES:
patent: 730363 (1903-06-01), Geisenhöner
patent: 2925998 (1960-02-01), Hayes
patent: 5511940 (1996-04-01), Boyd
patent: 6000906 (1999-12-01), Draskovich
patent: 6164903 (2000-12-01), Kouris
patent: 6325593 (2001-12-01), Darkins, Jr. et al.
patent: 6398501 (2002-06-01), Darkins, Jr. et al.

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