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:
Nov. 07, 2023

Filed:

Sep. 28, 2018
Applicant:

Komatsu Ltd., Tokyo, JP;

Inventors:

Takahisa Oasa, Tokyo, JP;

Kiyotaka Ninomiya, Tokyo, JP;

Assignee:

KOMATSU LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F 3/43 (2006.01); E02F 3/28 (2006.01); E02F 9/20 (2006.01); E02F 9/22 (2006.01);
U.S. Cl.
CPC ...
E02F 3/434 (2013.01); E02F 3/283 (2013.01); E02F 9/20 (2013.01); E02F 9/2004 (2013.01); E02F 9/2203 (2013.01); E02F 9/2285 (2013.01); E02F 9/2292 (2013.01);
Abstract

A work vehicle includes a vehicle body, a work implement including an attachment, an operating device and a controller. The operating device can be operated to a dump side and a tilt side to cause the attachment to dump and tilt. The controller executes an automatic drive control in which the attachment is caused to dump as far as a predetermined dumping position when the operating device is operated by a first dump operation amount or greater to the dump side, or to tilt as far as a predetermined tilt position when the operating device is operated by a first tilt operation amount or greater to the tilt side. The controller disables the automatic drive control when a switching time period required for the operating device to be switched between the tilt and dump sides is at least a predetermined disabling time period.


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