Patent ID: 8480358

Claim:
A variable nozzle for a turbocharger, comprising: a generally annular nozzle ring supporting an array of vanes circumferentially spaced about a central axis of the nozzle ring, each vane being rotatably mounted to the nozzle ring such that the vane is pivotable about a pivot axis of the vane, the nozzle ring having a first side facing the vanes and an opposite second side, and having a radially outer edge surface extending between the first and second sides; an insert having a tubular portion for being sealingly received into a bore of a turbine housing and having a nozzle portion extending generally radially out from one end of the tubular portion, a generally annular flange portion disposed radially outwardly of and axially spaced from the nozzle portion, a plurality of spacers extending between and connecting the nozzle portion of the insert and the nozzle ring, with the first side of the nozzle ring facing a first side of the nozzle portion of the insert; a plurality of locating members affixed to the nozzle ring, each locating member extending in a generally radially outward direction beyond the radially outer edge surface of the nozzle ring, the locating members being circumferentially spaced apart from one another; and locating grooves formed in the flange portion of the insert and circumferentially spaced apart in correspondence with the circumferential spacing of the locating members, each locating groove extending in a generally radially outward direction, and the locating members being seated in the locating grooves so as to rotationally orient and fix the nozzle ring with respect to the insert.