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A turbocharger having a variable nozzle vane assembly to be used in association with an engine. A plurality of pivotable vanes are mounted between the turbocharger backplate and unison ring on one side and an annular side wall, independent of the turbine housing on the other. Each vane includes a dr

A turbocharger having a variable nozzle vane assembly to be used in association with an engine. A plurality of pivotable vanes are mounted between the turbocharger backplate and unison ring on one side and an annular side wall, independent of the turbine housing on the other. Each vane includes a drive pin which pivots the vane in response to rotational movement of the unison ring.

대표청구항 ▼

A turbocharger, for use in association with an engine, comprising: an exhaust gas driven turbine rotatably mounted to a shaft having a compressor impeller thereon; a compressor housing enclosing said compressor impeller; a center housing including bearing means for rotatably supporting the shaft; a

A turbocharger, for use in association with an engine, comprising: an exhaust gas driven turbine rotatably mounted to a shaft having a compressor impeller thereon; a compressor housing enclosing said compressor impeller; a center housing including bearing means for rotatably supporting the shaft; a turbine housing forming a volute therein for directing exhaust gas from said engine to said shaft; a backplate mounted between said center housing and said turbine housing and defining an annular cavity therearound; an annular unison ring positioned within said annular cavity of said backplate; a turbine side wall, independent of said turbine housing, said side wall defining one side of an annular passage, said unison ring and backplate defining the other side; a plurality of vanes pivotably mounted between said backplate and said turbine side wall; means for pivoting said plurality of vanes; and at least three spacers between said backplate and said turbine side wall.