Device for measuring the level of a liquid in a container...

Details Device for measuring the level of a liquid in a container... Device for measuring the level of a liquid in a container...

2011-01-04

2011-01-04

Williams, Hezron (Department: 2856)

Measuring and testing

Liquid level or depth gauge

Reexamination Certificate

active

07861587

ABSTRACT:
The invention relates to a device for measuring the level of liquid in a container by means of an ultrasonic converter, comprising an ultrasonic converter which is disposed at a distance from the base such that it radiates towards the surface of the liquid and also towards a lower reflector. The ultrasonic converter is, preferably, integrated into a housing which has a large upper opening and a small lower opening. A cavity is arranged in the base of the device below the lower opening.

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patent: 6993967 (2006-02-01), Forgue
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International Search Report.

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