Fuel economy indicator

Details Fuel economy indicator Fuel economy indicator

1986-05-02

1987-11-10

Weldon, Ulysses

Communications: electrical

Continuously variable indicating

With meter reading

73113, 73114, 364442, H04Q 100

Patent

active

047060832

ABSTRACT:
A fuel economy indicator for vehicles having liquid fuel engines. The indicator comprises fuel flow and vehicle speed sensors, and means for using the information provided by such sensors to determine and display a performance ratio, consisting of the ratio of the instantaneous rate of fuel usage to the average rate of fuel usage.

REFERENCES:
patent: 3487308 (1969-12-01), Johnson
patent: 3594757 (1971-07-01), Gard
patent: 4011439 (1977-03-01), Bennett
patent: 4079623 (1978-03-01), Erwin, Jr.
patent: 4155038 (1979-05-01), Merklinger et al.
patent: 4183025 (1980-01-01), Kutanugi
patent: 4348666 (1982-09-01), Ogita

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