Liquid level measuring system

Boots – shoes – and leggings

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Details

73304C, 235 92FL, G01F 2326

Patent

active

043498825

ABSTRACT:
A liquid level measuring system for the underground fuel storage tanks of a fuel dispensing station having a multiple segment capacitance probe in each storage tank and a microcomputer for periodically measuring the capacitance of each segment of each probe and calculating the level and volume of fuel in each tank using capacitance and volume calibration constants automatically updated by the microcomputer from the measured capacitance data and from fuel delivery data automatically fed to the microcomputer.

REFERENCES:
patent: 3927800 (1975-12-01), Zinsmeyer et al.
patent: 3949207 (1976-04-01), Savary et al.
patent: 4296472 (1981-10-01), Sarkis

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