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:
Jun. 19, 2018

Filed:

Jul. 26, 2013
Applicant:

Endress + Hauser Flowtec Ag, Reinach, CH;

Inventors:

Simon Stingelin, Zullwil, CH;

Thomas Budmiger, Ettingen, CH;

Assignee:

Endress + Hauser Flowtec AG, Kagenstr. 7, Reinach, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 47/28 (2006.01); H01H 47/32 (2006.01); G01F 1/58 (2006.01); G01F 1/60 (2006.01);
U.S. Cl.
CPC ...
G01F 1/586 (2013.01); G01F 1/58 (2013.01); G01F 1/60 (2013.01);
Abstract

A magneto-inductive flow measuring device including a coil arrangement and a circuit for controlling a supply voltage of the coil arrangement. The circuit is designed to provide the supply voltage of the coil arrangement with a voltage curve sequenced as follows: A) the voltage rises from a starting voltage I up to an overvoltage II; B) in given cases, the voltage is held at the overvoltage II; C) the voltage falls from the overvoltage II down to a holding voltage V. The circuit controls the fall of the voltage from the overvoltage down to the holding voltage by tuning the voltage to at least two or more predetermined, intermediate, desired values III, IV.


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