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. 07, 2023

Filed:

Oct. 01, 2020
Applicant:

Caterpillar Sarl, Geneva, CH;

Inventors:

Michael Aron Viergutz, Bloomington, IL (US);

Kensuke Tanaka, Yokohama, JP;

Yozo Nakamoto, Tokyo, JP;

Carsten Thees, Akashi, JP;

Kiesuke Shirani, Akashi, JP;

Assignee:

Caterpillar SARL, Geneva, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/20 (2006.01); E02F 3/32 (2006.01); E02F 3/43 (2006.01); E02F 9/26 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2033 (2013.01); E02F 3/32 (2013.01); E02F 3/435 (2013.01); E02F 9/2004 (2013.01); E02F 9/265 (2013.01);
Abstract

A machine includes a frame, a plurality of traction devices supporting the frame, an engine and an operator cab mounted to the frame, an implement system configured to move the work tool to a desired position, position sensors, a tilt-rotate system to move the work tool to a desired orientation, orientation sensors, an operator interface, and a control module. The control module is configured to receive a model of the work tool, receive boundary inputs defining a virtual boundary, receive signals from the position sensors and the orientation sensors, receive implement control inputs from the operator interface, determine a position and orientation of the work tool based on the signals and the model, determine whether the work tool is approaching the virtual boundary based on the position and orientation, the boundary inputs, and the implement control inputs, and automatically prevent the work tool from crossing the virtual boundary.


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