FUEL SYSTEM OF CARBURETOR INTERNAL COMBUSTION ENGINE Russian patent published in 1997 - IPC

FIELD: mechanical engineering; internal combustion engines. SUBSTANCE: system has gasoline portion containing fuel tank, carburetor-mixer with gasoline float chamber, main metering system, idling system, excess fuel and economizer system, accelerating pump and fuel delivery air bleed system. Gas portion contains gas cylinders, liquefied gas evaporator or heater for compressed gas of gas reducer and the same carburetor-mixer and gas flow regulator. Excess fuel economizer system of carburetor has shutoff valve which is manually cut in and out depending on octane rating of fuel used. Vacuum to control gas flow delivered from carburetor mixing chamber is transmitted from hole located above edge of carburetor throttle valve when throttle valve is completely closed. EFFECT: enlarged operating capabilities. 2 cl, 1 dwg