LEVER MECHANISM OF AN AUTOMOBILE CARBURETTOR WITH AN ACCELERATING PUMP

Fuel is admitted through pipe 1 to float chamber 2 containing float 3, which operates needle valve 4. From the float chamber, fuel is delivered through jet 5 into venturi 7 where it mixes with air under pressure admitted through jet 6. A part of the fuel is delivered through ball valve 8 into chamber 9 of the accelerating pump. When throttle valve 10, turning about fixed axis A, is opened, lever 1…