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:
Jan. 27, 2026

Filed:

Feb. 13, 2023
Applicant:

Caterpillar Inc., Peoria, IL (US);

Inventor:

Joseph E. Forcash, Clayton, NC (US);

Assignee:

Caterpillar Inc., Irving, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D 1/00 (2024.01); B66F 9/075 (2006.01);
U.S. Cl.
CPC ...
G05D 1/0223 (2013.01); B66F 9/0755 (2013.01); G05D 1/0274 (2013.01);
Abstract

A system for adjusting parameters on a machine that operates at least semi-autonomously and includes a lifting tool to lift or tilt a load. The system includes: an accelerometer, a rotational sensor, a positioning receiver, a level actuator and a tilt actuator to adjust a level and a tilt of the lifting tool, respectively, a speed control system to adjust a speed of the machine; and a controller on the machine to: access a terrain roughness threshold and a worksite map that includes terrain roughness data, receive data from the accelerometer and the rotational sensor, determine a current location of the machine, terrain roughness, whether the terrain roughness exceeds the terrain roughness threshold, and whether the machine is in a load-carrying phase of operation, and reduce the speed of the machine when the terrain roughness exceeds the terrain roughness threshold and the machine is in the load-carrying phase.


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