Device for attaching ring sectors to a turbine casing of a...

Details Device for attaching ring sectors to a turbine casing of a... Device for attaching ring sectors to a turbine casing of a...

2011-01-11

2011-01-11

Nguyen, Ninh H (Department: 3745)

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

Between blade edge and static part

C415S213100

Reexamination Certificate

active

07866943

ABSTRACT:
Device for attaching ring sectors (20) to a turbine casing (16) in a turbomachine, comprising, at the upstream ends of the ring sectors (20), circumferential coupling means (70, 72) engaged on a casing rail (50) and clamped axially onto the casing rail by a C-section annular locking member (80) engaged axially on the casing rail and on the ring sector coupling means.

REFERENCES:
patent: 5188507 (1993-02-01), Sweeney
patent: 5593277 (1997-01-01), Proctor et al.
patent: 6893217 (2005-05-01), Brainch et al.
patent: 7334984 (2008-02-01), Stine et al.
patent: 2005/0002779 (2005-01-01), Tanaka
patent: 1 079 076 (2001-02-01), None
U.S. Appl. No. 11/691,749, filed Mar. 27, 2007, Durand, et al.

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