In-ground tank measuring system

Details In-ground tank measuring system In-ground tank measuring system

1984-07-18

1986-02-25

Yasich, D. M.

Measuring and testing

Liquid level or depth gauge

Float

73313, 34087016, 340624, G01F 2310, G01D 2102

Patent

active

045719985

ABSTRACT:
An in-ground tank measuring system for monitoring the level of fuel in a plurality of tanks. A float is provided in each tank connected by cable to a biased take-up reel connected to a potentiometer. A palm-sized monitor with provision to switch from one potentiometer has a switch to select the tank to be monitored, supply the reference voltage, receive the wiper voltage, and produce a liquid crystal digital display of fuel level.

REFERENCES:
patent: 3154946 (1964-11-01), Ordorica et al.
patent: 3459042 (1969-08-01), Brown
patent: 3555905 (1971-01-01), George
patent: 3972235 (1976-08-01), Frayer
patent: 3974695 (1976-08-01), Lerner
patent: 4086812 (1978-05-01), Luthe et al.
patent: 4255859 (1981-03-01), Klieman
patent: 4487065 (1984-12-01), Carlin et al.
patent: 4523460 (1985-06-01), Strickler et al.

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