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:
Apr. 18, 2017

Filed:

Oct. 12, 2011
Applicants:

Nestor Rodriguez-amaya, Stuttgart, DE;

Siegfried Ruthardt, Altdorf, DE;

Holger Rapp, Ditzingen, DE;

Wolfgang Stoecklein, Waiblingen, DE;

Bernd Berghaenel, Illingen, DE;

Marco Beier, Stuttgart-Feuerbach, DE;

Inventors:

Nestor Rodriguez-Amaya, Stuttgart, DE;

Siegfried Ruthardt, Altdorf, DE;

Holger Rapp, Ditzingen, DE;

Wolfgang Stoecklein, Waiblingen, DE;

Bernd Berghaenel, Illingen, DE;

Marco Beier, Stuttgart-Feuerbach, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 51/06 (2006.01); F02D 41/20 (2006.01); F02D 41/24 (2006.01); G01R 31/327 (2006.01); H01F 7/18 (2006.01);
U.S. Cl.
CPC ...
F02M 51/06 (2013.01); F02D 41/20 (2013.01); F02D 41/247 (2013.01); F02D 41/2438 (2013.01); G01R 31/327 (2013.01); F02D 2041/2055 (2013.01); H01F 2007/185 (2013.01); H01F 2007/1861 (2013.01);
Abstract

In a method for operating a magnetic switching element, at least one connection of at least one sensor device is connected to at least one connection of a coil of the magnetic switching element, and at least one measuring state is established in which the at least one connection of the coil is largely at least temporarily decoupled from a ground, a voltage source, and/or a current source activating the coil, and at least one auxiliary voltage and/or at least one auxiliary current is/are applied to the at least one connection of the coil in the measuring state, and at least one sensor signal is ascertained from at least one electrical potential, at least one potential difference, and/or at least one current flowing at the connections of the coil.


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