Patent ID: 8443932

Claim:
A working machine provided with a revolving upperstructure, working equipment attached to the revolving upperstructure, an engine compartment arranged on the revolving upperstructure, a counterweight disposed behind the engine compartment, a muffler for silencing exhaust gas discharged from an engine accommodated in the engine compartment, and an exhaust path for releasing exhaust gas, which has been discharged from the muffler, to an outer side of the revolving upperstructure, said exhaust path including a tailpipe connected to the muffler and an exhaust pipe for releasing exhaust gas, which has been discharged from the tailpipe, to the outer side of the revolving upperstructure, and said counterweight being utilized for the formation of the exhaust path, wherein: the exhaust path comprises a passage formed through an upper part of the counterweight and accommodating an upper end portion of the tailpipe inserted at least partially into the passage with a predetermined clearance formed around the upper end portion such that the exhaust gas discharged from the tailpipe can be guided to the exhaust pipe.