Abstract: The disclosure embraces a charge forming apparatus or carburetor embodying a fuel aspirating system and method of operation thereof wherein the charge forming apparatus comprises a body construction having a mixing passage, a fuel chamber and aperture means for delivering fuel into the mixing passage, the fuel aspirating system utilizing a jet of gas projected across the aperture means and being of sufficient velocity for aspirating fuel from the aperture means into the mixing passage effective for improved engine operation, engine acceleration purposes and efficient fuel metering.

Abstract: The invention disclosed embraces a charge forming method of and apparatus embodying an instrumentality responsive to engine vibrations or disturbances brought into operation when the engine reaches a predetermined speed to automatically deliver excess fuel to the engine thereby momentarily providing a nonignitible mixture preventing overspeeding of the engine.