| 摘要 |
<p>The assembly has a movable stator vane (350) including a wear resistant coating of tungsten carbide. A lever arm attached to the vane positions the vane. A bushing assembly (310) positioned between the vane and s steel stator casing includes a ceramic bushing of material e.g. silicon nitride, and tungsten carbide. A topical friction modifier is applied between the wear resistant coated vane and the bushing assembly.</p> |
