Patent ID: 6557733
Filing Date: 2003-05-06
Classification: B67D

Abstract:
A system for retrofitting an existing electronically controlled, multi-grade, multi-hose fuel pump station into an electronically controlled multi-grade, single-hose fuel pump station, in which the existing pump station comprises fueling points, pump controllers, and metering devices for each of a respective number of distinct fuel grades; the system comprising in combination:a manifold connecting at least two existing independent input lines of the distinct fuel grades to a common outlet, the common outlet being connected to a single existing fueling point; a master on/off switch; respective fuel grade selection switches for selecting a fuel grade for delivery from the single existing fueling point; and an electronic controller which receives signals from the master on/off switch and the grade selection switches and authorizes activation of the respective pump controller corresponding to a selected grade of fuel, such that only the selected grade of fuel passes through the outlet of the manifold to the existing fueling point.