Patent ID: 7168415
Filing Date: 2007-01-30
Classification: B60K,B60Y,F02D,F02M,Y10T

Abstract:
1. A mobile vehicle, comprising: a chassis comprised of frame members with an engine engaged for driving the vehicle; at least two fuel tanks, a first tank and a second tank, engaged to said chassis frame members; each said fuel tank have a fuel level sender; said fuel level senders electrically engaged to a vehicle electronic controller to provide fuel tank level indication to said electronic controller; a draw line from said first tank engaged to a first inlet to a draw control valve; a draw line from said second tank engaged to a second inlet to said draw control valve; an outlet from said draw control valve engaged to supply fuel to said engine; a common return line from said engine being engaged to an inlet of a return control valve; a first tank return line being engaged from a first outlet of said return control valve to said first tank; a second tank return line being engaged from a second outlet of said return control valve to said second tank; said electronic controller engaged to control said draw control valve and said return control valve such that when said first inlet of said draw control valve is open from said first tank and said return control valve is open to return fuel to said first tank, said second inlet of said draw control valve is closed from said second tank and said return control valve is closed to said second tank; said electronic controller engaged to control said draw control valve and said return control valve such that when said second inlet of said draw control valve is open from said second tank and said return control valve is open to return fuel to said second tank, said first inlet of said draw control valve is closed from said first tank and said return control valve is closed to said first tank; a selector switch with three positions, an AUTO, a first tank position, and a second tank position; said electronic controller programming comprising, when said selector switch is in AUTO, the steps of: said electronic controller programming comprising, when said selector switch is in a first tank position, the steps of: said electronic controller programming comprising, when said selector switch is in a second tank position, the steps of: