VARIABLE VANE MECHANISM FOR TURBOCHARGER WITH UNISON RING AND BEARING MEMBERS HAVING INDEPENDENT MATERIAL CHARACTERISTICS

摘要

A turbocharger includes a variable vane mechanism includes a unison ring and at least one bearing member that is fixed to the unison ring. The bearing member includes a bearing surface that supports rotation of the unison ring within the variable vane mechanism. The unison ring and the at least one bearing member have independent material characteristics.