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:
Sep. 14, 2021

Filed:

Dec. 23, 2019
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Dominik Denz, Buehl, DE;

Haithem Fkaier, Karlsruhe, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 29/06 (2006.01); H02P 6/18 (2016.01); H02P 29/024 (2016.01); H02P 8/36 (2006.01);
U.S. Cl.
CPC ...
H02P 6/186 (2013.01); H02P 8/36 (2013.01); H02P 29/025 (2013.01); H02P 29/0241 (2016.02);
Abstract

A method for determining an interrupted motor phase of an electric motor having at least three windings by means of a control unit is disclosed, wherein voltages induced in the windings are determined on outer conductors of the electric motor by means of at least one measuring unit, wherein the measuring unit is connected to at least one outer conductor of the electric motor via at least one resistor, the induced voltages of the outer conductors of the electric motor are compared with one another, and an interrupted motor phase is registered if the induced voltage differs or if a frequency of the induced voltage differs. A control unit, a computer program and a machine-readable storage medium are also disclosed.


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