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. 13, 2024

Filed:

Dec. 10, 2018
Applicant:

Kubota Corporation, Osaka, JP;

Inventors:

Kazuo Sakaguchi, Amagasaki, JP;

Tomohiko Sano, Amagasaki, JP;

Osamu Yoshida, Amagasaki, JP;

Tetsuya Nakajima, Sakai, JP;

Takashi Nakabayashi, Sakai, JP;

Satoshi Maruo, Amagasaki, JP;

Kazuhiro Takahara, Sakai, JP;

Assignee:

Kubota Corporation, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01B 76/00 (2006.01); A01B 69/04 (2006.01); A01D 75/00 (2006.01); B60W 30/045 (2012.01); B60W 40/064 (2012.01); G05D 1/02 (2020.01);
U.S. Cl.
CPC ...
A01B 69/008 (2013.01); A01B 76/00 (2013.01); A01D 75/00 (2013.01); B60W 30/045 (2013.01); B60W 40/064 (2013.01); G05D 1/0214 (2013.01); B60W 2552/00 (2020.02); B60W 2720/12 (2013.01);
Abstract

A slip determination system is provided that is capable of providing appropriate control information to a traveling vehicle when the traveling vehicle has proceeded to an area where a slip is likely to occur during automatic travel. The slip determination system includes: a vehicle position detection module for detecting a vehicle position; and an automatic travel control portion for enabling automatic travel based on the vehicle position and a set travel path; a slip amount calculation portion for calculating a slip amount of the traveling vehicle body, using an estimated movement distance of the traveling vehicle body calculated based on the number of revolutions of a driving axle of the traveling vehicle body, and an actual movement distance of the traveling vehicle body calculated based on the vehicle position; an appropriateness determination portion for performing appropriateness determination to determine, based on the slip amount, whether or not a state of a traveling ground surface is appropriate for automatic travel; and an automatic travel stop portion for stopping automatic travel based on a determination result.


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