Apparatus for determining and/or monitoring the filling...

Details Apparatus for determining and/or monitoring the filling... Apparatus for determining and/or monitoring the filling...

2007-01-09

2007-01-09

Williams, Hezron (Department: 2856)

Measuring and testing

Liquid level or depth gauge

Reexamination Certificate

active

09899502

ABSTRACT:
A measuring device for determining the filling level of a product or the position of the interface between two media or phases in a container by means of high-frequency measuring signals which are guided along a waveguide. The waveguide comprises a wire cable with a plurality of individual wires of a predetermined diameter which are twisted together.

REFERENCES:
patent: 4171609 (1979-10-01), Feese
patent: 4976509 (1990-12-01), Bachmann et al.
patent: 6229476 (2001-05-01), Lütke et al.
patent: 6232769 (2001-05-01), Brunsch et al.
patent: 44 04 745 (1996-08-01), None
patent: 0 875 738 (1998-04-01), None

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