Turbine bucket cooling passages and internal core for...

Details Turbine bucket cooling passages and internal core for... Turbine bucket cooling passages and internal core for...

2005-11-22

2005-11-22

Verdier, Christopher (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

With heating, cooling or thermal insulation means

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

C416S09600A

Reexamination Certificate

active

06966756

ABSTRACT:
A turbine bucket comprising an airfoil portion, a shank portion and a dovetail mounting portion; an internal cooling circuit including inlet passages in the shank portion and the dovetail mounting portion connected to a cooling circuit in the airfoil portion, the inlet passages including a primary inlet passage on one side of a radial centerline of the bucket, and a secondary inlet cavity on an opposite side of the radial centerline; and a purge passage connecting the secondary inlet passage to the primary inlet passage.

REFERENCES:
patent: 4017210 (1977-04-01), Darrow
patent: 4023249 (1977-05-01), Darrow et al.
patent: 4023251 (1977-05-01), Darrow
patent: 4040159 (1977-08-01), Darrow et al.
patent: 4183456 (1980-01-01), Schilling et al.
patent: 4185369 (1980-01-01), Darrow et al.
patent: 4497613 (1985-02-01), Carreno
patent: 5599166 (1997-02-01), Deptowicz et al.
patent: 5779447 (1998-07-01), Tomita et al.
patent: 5947181 (1999-09-01), Davis
patent: 5950705 (1999-09-01), Huang
patent: 6186741 (2001-02-01), Webb et al.
patent: 6234753 (2001-05-01), Lee
patent: 6390774 (2002-05-01), Lewis et al.
patent: 6464462 (2002-10-01), Stathopoulos et al.
patent: 6467534 (2002-10-01), Klug et al.
patent: 6637500 (2003-10-01), Shah et al.
patent: 6672836 (2004-01-01), Merry
patent: 2004/0202542 (2004-10-01), Cunha et al.

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