Variable compressor stator vane having extended fillet

Details Variable compressor stator vane having extended fillet Variable compressor stator vane having extended fillet

2011-06-21

2011-06-21

Nguyen, Ninh H (Department: 3745)

Rotary kinetic fluid motors or pumps

Selectively adjustable vane or working fluid control means

Upstream of runner

C415S191000, C415S209300

Reexamination Certificate

active

07963742

ABSTRACT:
An example variable stator vane assembly includes at least one button, a vane airfoil adjacent to the button, and a fillet defined between the button and the airfoil. In one example, the fillet defines a constant radius and extends beyond the button at least greater than a distance of 60% of a length of an overhang portion of the vane airfoil.

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patent: 7249933 (2007-07-01), Lee et al.
patent: 7360990 (2008-04-01), Barbe et al.

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