Anti-wear device for variable angle vane system in a turbo engine

摘要

The device has a linking unit forming articulation between an end of a motion rod (20) and an actuating ring, and a fixing unit fixing another end of the rod on a pin (12) of a variable blocking blade (10). The pin turns at an inner side of smooth main bearing (52a, 52b) crossing a part of a turbo machine body (18). The pin is made up of a nickel or cobalt based metal alloy and the bearing is made up of a ceramic material.