Retaining of centering keys for rings under variable angle...

Details Retaining of centering keys for rings under variable angle... Retaining of centering keys for rings under variable angle...

2005-09-09

2008-12-02

Kershteyn, Igor (Department: 3745)

Rotary kinetic fluid motors or pumps

Selectively adjustable vane or working fluid control means

Upstream of runner

C415S170100

Reexamination Certificate

active

07458771

ABSTRACT:
A gas turbine engine includes at least one compressor stage with an inner ring under variable angle stator vanes including axial keys for centering the inner ring with respect to the stator vanes, and including at least one sealing member support mounted on the inner ring. The keys include a transverse groove cooperating with a radial rib arranged transverse to the engine axis on the periphery of the support for the sealing member.

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