Patent ID: 7186077

Claim:
A compressor particularly in an exhaust gas turbocharger for an internal combustion engine, comprising a compressor housing ( 15 ), a compressor wheel ( 9 ) rotatably supported in the compressor housing ( 15 ), a diffuser structure formed by the compressor housing ( 15 ) downstream of the compressor wheel and including an adjustable diffuser geometry ( 13 ) comprising adjustable guide vanes ( 16 ) with guide vane shafts ( 17 ) for pivotally supporting the guide vanes, an adjustment ring ( 19 ) rotatably supported in the turbine housing ( 15 ) and having engagement elements ( 20 ) for engaging the guide vanes ( 16 ), the guide vanes ( 16 ) having at their ends remote from the guide vane shafts ( 17 ) a fork-structure with two-spaced fork tines ( 22 , 23 ) between which the engagement elements ( 20 ) of the adjustment ring ( 19 ) are received for pivoting the guide vanes ( 16 ) about the guide vane shafts ( 17 ) upon rotation of the adjustment ring ( 19 ).