Variable stator vane lever arm assembly and method of...

Details Variable stator vane lever arm assembly and method of... Variable stator vane lever arm assembly and method of...

2007-10-09

2007-10-09

Kershteyn, Igor (Department: 3745)

Rotary kinetic fluid motors or pumps

Including working fluid force responsive vane or flow control

Upstream of runner

C415S160000

Reexamination Certificate

active

11174745

ABSTRACT:
A variable stator vane assembly for a gas turbine engine including an actuation ring including an upper surface, a lower surface, a first side, a second side, and at least one recess that is defined between the upper surface, the lower surface, the first side, and the second side, a plurality of variable stator vanes, and a lever arm assembly coupled between the actuation ring and at least one of the variable stator vanes, the lever arm assembly including an articulating block inserted at least partially into the actuation ring recess such that the articulating block is movable in a first axis; and a lever arm coupled to the articulating block and at least one of the variable stator vanes such that the lever arm is movable in a second axis that is different than the first axis.

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