Turbine unit comprising a variable guide vane system and a unison ring

摘要

Turbine unit has a stop formed by a protrusion (22) arranged on an adjusting ring (5). An independent claim is also included for an adjusting ring for a turbine unit. Preferred Features: The protrusion extends from the adjusting ring in the axial direction. The protrusion lies in a counter stop next to a guiding grid. The protrusion is molded in one piece with the adjusting ring.