Vehicle carburetor

Claim 1

CARBURETOR FOR AN INTERNAL COMBUSTION ENGINE HAVING AN IGNITION SYSTEM COMPRISING A HOUSING, A PARTITION WALL DIVIDING THE HOUSING INTO A PAIR OF ADJACENT CHAMBERS, AN OPENING THROUGH SAID WALL CONNECTING SAID CHAMBERS, ONE OF SAID CHAMBERS COMPRISING A FLOAT BOWL, A FLOAT IN SAID BOWL, A NEEDLE VALVE CONNECTED TO SAID BOWL FOR CONTROLLING THE FLOW OF FUEL THERETO FROM A SUPPLY SOURCE, MEANS CONNECTING SAID FLOAT AND VALVE FOR CLOSING THE VALVE WHEN THE FLOAT IS AT A PREDETERMINED LEVEL IN SAID BOWL AND FOR OPENING THE VALVE WHEN THE FLOAT IS BELOW SAID LEVEL WHEREBY TO MAINTAIN A PREDETERMINED VOLUME OF FUEL IN SAID BOWL; A PLUNGER MOUNTED IN THE OTHER OF SAID CHAMBERS FOR RECIPROCATING MOVEMENT THEREIN, THE VOLUME OF SAID SECOND CHAMBER BENEATH THE PLUNGER AT ONE END OF ITS STROKE BEING SUFFICIENT TO STORE THE FUEL FROM THE FLOAT CHAMBER WHEREBY TO PREVENT THE FEEDING OF FUEL FROM THE BOWL, THE CROSS-SECTIONAL AREA OF THE PLUNGER BEING LESS THAN THE CROSS-SECTIONAL AREA OF THE CHAMBER TO PROVIDE A LOOSE FITTING THEREIN OF THE PLUNGER, AND THE VOLUME OF SAID PLUNGER BEING AT LEAST EQUAL TO THE VOLUME OF THE STORED FUEL, MEANS FOR RAISING THE PLUNGER TO ONE END OF ITS STROKE TO WITHDRAW FUEL FROM THE FLOAT BOWL THROUGH SAID OPENING AND INTO THE OTHER CHAMBER, MEANS FOR LOWERING THE PLUNGER TO THE OTHER END OF ITS STROKE TO FORCE THE FUEL TO RETURN TO THE FLOAT BOWL, AND MEANS CONNECTED TO THE PLUNGER AND SAID FLOAT FOR CLOSING THE NEEDLE VALVE WHEN THE FUEL IS WITHDRAWN FROM THE FLOAT BOWL AND OPENING THE VALVE AFTER THE FUEL IS RETURNED.