Turbocharged combustion engine for use in motor vehicle, has air circuit including primary monoblock element made of plastic material and provided with conical pipe, bent conduit section and chamber forming pulsation damper

摘要

The engine has a turbine (11) including an outlet orifice opened in a horizontal baseplate (12) of an air circuit (10). The air circuit comprises a primary monoblock element (24) made of plastic material and provided with a conical pipe (14), a bent conduit section (18) and a chamber (16) forming a pulsation damper. The air circuit comprises a secondary monoblock element (20) with a conduit (54) and made of elastomer material, where upstream end (56) of the conduit is provided in another outlet orifice (50) of a housing (28) of the primary monoblock element.