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. 29, 2019

Filed:

Feb. 06, 2015
Applicant:

Yanmar Co., Ltd., Chayamachi, Kita-ku, Osaka-shi, Osaka, JP;

Inventors:

Kouhei Ogura, Chaya-machi, JP;

Akifumi Kuroda, Chaya-machi, JP;

Keiji Matsumoto, Chaya-machi, JP;

Hideaki Aoki, Chaya-machi, JP;

Assignee:

Yanmar Co., Ltd., Osaka-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 1/02 (2006.01); A01B 69/04 (2006.01);
U.S. Cl.
CPC ...
G05D 1/0278 (2013.01); A01B 69/008 (2013.01); G05D 1/0295 (2013.01); G05D 2201/0201 (2013.01);
Abstract

An autonomous travel work vehicle (), which is provided with a position calculation means that measures the device body position by means of a satellite positioning system, a steering actuator () that operates a steering device, an engine rotation control means, a transmission means (), and a control device () that controls each of same, is caused to autonomously travel, along a set travel path stored in the control device (), by an accompanying travel work vehicle () that works while accompanying the travel of the autonomous travel work vehicle () by means of attended operation and that is mounted with a remote operation device () that can operate the autonomous travel work vehicle, and the control device () halts autonomous travel when a signal disruption from the satellites, a large deviation from the set travel path, an abnormal sensor value, fuel exhaustion, or the like is detected.


Find Patent Forward Citations

Loading…