Patent ID: 6928996
Filing Date: 2005-08-16
Classification: F02B,F02M,Y02T

Abstract:
1. An apparatus for delivering a fuel and air mixture and air to an engine, comprising: a carburetor having a body, an air intake passage formed in the body through which a fuel and air mixture is delivered to the engine, a throttle valve carried by the body for movement between idle and wide open positions to control fluid flow through the air intake passage, a first side of the body on one side of the air intake passage and a second side of the body on another side of the air intake passage and generally opposite the first side, a fuel metering chamber carried by the body on the first side of the body for supplying fuel to the air intake passage and a fuel pump carried by the body on the second side of the body for delivering fuel to the fuel metering chamber; a separate air supply body carried by the carburetor body, mounted on the second side of the carburetor body and having at least one air passage through which air is delivered to the engine, and at least one air control valve carried by the air supply body for movement between a first closed position and a second fully open position to control the flow of air through said at least one air passage; and the air control valve is operably connected to the throttle valve so that said at least one air control valve is moved between its first and second positions in response to at least a portion of the movement of the throttle valve between its idle and wide open positions.