摘要 |
In a carburettor having a water injection pipe(9) and mingling water, fuel oil and air for a mixture which is heated by exhaust gas and supplied to engine cylinders, an inlet mixture heater(H) is installed in the heart of an exhaust chamber(3) having an exhaust port(2), an inlet port(1) and an exhaust discharging port(5). Several exhaust pipes are in stalled in the inlet mixture heater across exhaust passage ways so that fuel oil - water mixture in the inlet mixture heater is heated to a high temperature. A proper quantity of secondary air is supplied from secondary air inducing pipe (16) right before the mixture is supplied to the engine. |