Patent ID: 7717403
Filing Date: 2010-05-18
Classification: F02M

Abstract:
1. A carburetor, comprising: an intake bore and a fuel chamber from which fuel is supplied within the carburetor; a throttle valve movable between idle and wide open positions to control fluid flow through the intake bore; a main fuel nozzle opening into the intake bore and communicating with the fuel chamber; an accelerator device for increasing an amount of fuel ejection from the main fuel nozzle when the throttle valve is moved toward its wide open position, and including a fuel reservoir constructed and arranged to store fuel; and a fuel passage communicating with the main fuel nozzle, comprising a first fuel passage portion communicating with a fuel metering chamber, and a second fuel passage portion communicating with the main fuel nozzle wherein the fuel reservoir is provided between the first fuel passage portion and the second fuel passage portion and forms a part of the fuel passage and fuel flows through the fuel reservoir and to the main fuel nozzle both when the throttle valve is opened and when the throttle valve is closed.