INTERNAL COMBUSTION ENGINE INTAKE DEVICE Russian patent published in 1998 - IPC

FIELD: mechanical engineering; internal combustion engines. SUBSTANCE: intake device has reservoir with intake branch pipe provided with separate intake pipes connected with cylinder head and with separate cylinders. Inner space of reservoir communicated with toxicity control device including at least one of the following systems: crankcase ventilation system, additional air delivery system, fuel evaporation control system and exhaust gas system. Intake pipe getting into inner space of reservoir is secured on intake branch pipe. Pipe has connecting hole arranged in one plane between two middle separate intake pipes. Branch pipe connecting systems of toxicity control device gets into inner space of reservoir. EFFECT: reduced toxicity and improved acoustic characteristics. 8 cl, 7 dwg