Patent ID: 8707688

Claim:
A commercial vehicle including a driver's cab, an internal combustion engine ( 4 ), an exhaust gas system ( 7 ), a muffler ( 8 ) and a tail pipe ( 10 ); and a heat recovery system with a medium-containing circuit including at least one pump, an expander and a condenser, and wherein the waste heat of one of the internal combustion engine ( 4 ), hot engine assemblies and hot working media is convertable into useful power-boosting energy; said commercial vehicle comprising an evaporator ( 9 ) in the medium-containing circuit of the heat recovery system, said evaporator being one of integrated into the muffler ( 8 ) by one of being installed into the tailpipe ( 10 ) within the muffler and partially replacing the tailpipe ( 10 ) within the muffler ( 8 ); attached externally to the muffler ( 8 ) and to an end section ( 10 b ) of the tailpipe ( 10 ) and within the muffler to an inlet section of the tailpipe; integrated into the tailpipe ( 10 ) by one of being installed in the tailpipe ( 10 ) and partially replacing the tailpipe ( 10 ); and integrated into a muffler ( 8 ) by being installed in an exhaust pipe ( 28 ) extending vertically behind the driver's cab ( 3 ).