Patent ID: 9683456
Date: 2017-06-20
CPC Classifications: F01D,F02C,F05D

Claim:
1. A heat shield for an exhaust gas turbocharger having a bearing housing part ( 12 ) attached to a turbine housing part ( 18 ) of an exhaust gas turbocharger ( 10 ), the heat shield ( 22 ) being arranged between the bearing housing part ( 12 ) and the turbine housing part ( 16 ) so as to limit heat transfer between the turbine housing part ( 18 ) and the bearing housing part ( 12 ) and comprising a base body ( 27 ) provided at its circumference with locking elements ( 24 , 34 , 45 ), for resiliently connecting the heat shield ( 22 ) to one of the housing parts ( 12 , 18 ) of the exhaust gas turbocharger ( 10 ), the locking elements ( 24 , 34 , 45 ) interlocking the heat shield ( 22 ) with the housing part ( 12 , 18 ) to which the heat shield is attached, the locking elements ( 24 , 34 , 45 ) comprising recesses, in which a corresponding wall portion of the housing part ( 12 , 18 ) is accommodated for interlocking the heat shield ( 22 ) with the respective housing part ( 12 , 18 ) at least one of the recesses and the locking elements ( 45 ) being in the form of an at least essentially spherically shaped segment.