Smart fuel tank module

Details Smart fuel tank module Smart fuel tank module

1994-01-24

1997-03-25

Cuchlinski, Jr., William A.

Measuring and testing

Liquid level or depth gauge

Immersible electrode type

G01F 2326

Patent

active

056133987

ABSTRACT:
An apparatus for collecting liquid level data for any composition of fuel contained in a vehicle fuel tank and for transmitting this data via a multiplex bus to a central vehicle computer. A first capacitor stores a charge proportional to the level of a full fuel tank. A second capacitor stores a charge proportional to the instant level of the fuel in the tank. A micro-controller in communication with the first and second capacitors and with the multiplex bus for controlling the discharge of the capacitors, The micro-controller determines the absolute level of the fuel and transmits the data to the multiplex bus.

REFERENCES:
patent: 4337638 (1982-07-01), Leonard
patent: 4373390 (1983-02-01), van Dyke
patent: 4418569 (1983-12-01), Kuhnel
patent: 4806847 (1989-02-01), Atherton et al.
patent: 4888989 (1989-12-01), Homer
patent: 5005409 (1991-04-01), Hochstein
patent: 5042299 (1991-08-01), Wells
patent: 5051921 (1991-09-01), Paglione
patent: 5103672 (1992-04-01), Terry, Jr.

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