Variable venturi carburetor

摘要

A variable venturi carburetor including a fuel bypass duct bypassing the fuel metering portion of the fuel jet, the fuel jet being provided with an opening at its upper portion which opening is in opposed relation with the inlet of the fuel bypass duct for easily delivering fuel bubbles created in the fuel jet and also provided with a fuel inlet at its lower portion which is so constructed as for fuel to readily flow into the fuel jet.