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:
Feb. 17, 2026

Filed:

Oct. 25, 2021
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Andreas Breitfeld, Stuttgart, DE;

Christoph Ossmann, Reutlingen, DE;

Frank Schatz, Kornwestheim, DE;

Michael Zegowitz, Tuebingen, DE;

Sven Schickle, Tuebingen, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 3/10 (2006.01); B62J 45/411 (2020.01); B62J 45/421 (2020.01); B62M 6/50 (2010.01);
U.S. Cl.
CPC ...
G01L 3/102 (2013.01); B62J 45/411 (2020.02); B62J 45/421 (2020.02); B62M 6/50 (2013.01);
Abstract

A magnetoelastic torque sensor having an evaluation unit and at least three magnetic field sensors. The evaluation unit acquires at least one measurement signal of a first magnetic field sensor, at least one measurement signal of a second magnetic field sensor and at least one third measurement signal of a third magnetic field sensor of the magnetoelastic torque sensor, and to determine a torque exerted on the shaft using the at least one measurement signal of the first magnetic field sensor, the at least one measurement signal of the second magnetic field sensor, the at least one measurement signal of the fourth magnetic field sensor, and a ratio of a distance between the second magnetic field sensor and the third magnetic field sensor in an axial direction to a distance between the first magnetic field sensor and the second magnetic field sensor in the axial direction.


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