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. 03, 2026

Filed:

Nov. 23, 2022
Applicant:

Zf Cv Systems Global Gmbh, Friedrichshafen, DE;

Inventors:

Mirko Brütt, Springe, DE;

Daniel Pfefferkorn, Hannover, DE;

Jan Spremberg, Wennigsen, DE;

Thomas Wolf, Barsinghausen, DE;

Assignee:

ZF CV Systems Global GmbH, Friedrichshafen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01B 76/00 (2006.01); B60L 15/20 (2006.01);
U.S. Cl.
CPC ...
A01B 76/00 (2013.01); B60L 15/2054 (2013.01); B60L 2200/40 (2013.01); B60L 2240/421 (2013.01); B60L 2240/486 (2013.01); B60L 2250/16 (2013.01);
Abstract

A method for controlling traction of a wheeled vehicle or a vehicle combination having a tractor vehicle and at least one trailer vehicle. A sensor device on a coupling element of a trailer device transmits coupling forces in x, y, and z directions to the coupling element of the tractor vehicle, which are measured and emitted as force signals. From these force signals, an evaluation unit determines the coupling force acting in the respective vehicle direction and transmits them to a control unit. Traction of the tractor vehicle is adapted to suit the properties of the ground surface. Using sequences of the coupling forces, the dynamic fraction if filtered out and from these a characteristic value is determined and transmitted to the control unit. If the characteristic value exceeds a limit value, then at least one measure to improve the traction of the tractor vehicle is carried out.


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