Patent ID: 7692326
Filing Date: 2010-04-06
Classification: F01D,F02B,F02C,F05D,Y02T

Abstract:
1. A hybrid turbocharger comprising: a turbine section that is driven by exhaust gas introduced from an internal combustion engine; a compressor section that is driven by the turbine section to pressure-feed outside air into the internal combustion engine; and a power generator having a rotating shaft coupled to a rotating shaft of said turbine section and said compressor section via a coupling, wherein a coupling attachment boss to which one end section of said coupling is coupled, intervenes and is fixed, via a boss fixing nut that screws onto a screw section formed on a tip end of one end section of the rotating shaft of said turbine section and said compressor section, between one end surface of a turbine rotor that constitutes said turbine section or one end surface of a compressor impeller that constitutes said compressor section, and said boss fixing nut.