The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 13, 2016

Filed:

Oct. 14, 2014
Applicant:

Rosemount Tank Radar Ab, Gothenburg, SE;

Inventors:

Olov Edvardsson, Linkoping, SE;

Michael Larsson, Gothenburg, SE;

Assignee:

ROSEMOUNT TANK RADAR AB, Gothenburg, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 23/284 (2006.01); G01S 7/02 (2006.01); G01S 13/88 (2006.01);
U.S. Cl.
CPC ...
G01F 23/284 (2013.01); G01S 7/02 (2013.01); G01S 13/88 (2013.01);
Abstract

The present invention relates to a guided wave radar level gauge system comprising a transceiver for generating an electromagnetic transmit signal within a predetermined frequency range having a center frequency, a flexible single conductor probe having a first end connected to the transceiver and extending towards and into the product to a second end of the flexible single conductor probe; and a probe aligning member attached to the second end of the flexible single conductor probe for keeping the flexible single conductor probe substantially vertically extending from the first end to the second end. The probe aligning member exhibits a horizontal extension that increases with increasing distance from the first end of the flexible single conductor probe along a vertical distance greater than one half of a wavelength of the transmit signal at the center frequency. Hereby, determination of filling levels close to the bottom of the tank is improved.


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