Arrangement and procedure for the measuring of liquid level

Details Arrangement and procedure for the measuring of liquid level Arrangement and procedure for the measuring of liquid level

2006-07-11

2006-07-11

Williams, Hezron (Department: 2858)

Measuring and testing

Liquid level or depth gauge

C367S099000, C367S908000

Reexamination Certificate

active

07073379

ABSTRACT:
An arrangement for fill level measurement is provided, with which accurate fill level measurement on a continuing basis is possible, including a container (3) containing a fill substance (1) whose fill level is to be measured, a fill level measuring device (5) arranged at the container (3) and operating according to the travel time principle, an apparatus (11, 13) for registering a filling and/or emptying of the container (3), an auxiliary unit (19), which by means of the filling and/or emptying registered by the apparatus (11, 13), determines an instantaneous change in fill level (VL) or an instantaneous change in material flow rate, and makes such available to the fill level measuring device (5) for determining the fill level (L) to be measured.

REFERENCES:
patent: 4114441 (1978-09-01), Magri
patent: 4455870 (1984-06-01), Jorritsma
patent: 4972386 (1990-11-01), Lau
patent: 5131271 (1992-07-01), Haynes et al.
patent: 5987994 (1999-11-01), Maltby et al.
patent: 2003/0024306 (2003-02-01), Benz
patent: 2004/0074295 (2004-04-01), Michalski et al.

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