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. 10, 2017

Filed:

May. 30, 2014
Applicant:

Komatsu Ltd., Tokyo, JP;

Inventors:

Yoshiki Kami, Hadano, JP;

Takeshi Takaura, Minou, JP;

Assignee:

Komatsu Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F 9/20 (2006.01); E02F 9/26 (2006.01); E02F 3/43 (2006.01); E02F 9/22 (2006.01); G01C 15/00 (2006.01); E02F 3/32 (2006.01);
U.S. Cl.
CPC ...
E02F 9/265 (2013.01); E02F 3/435 (2013.01); E02F 3/439 (2013.01); E02F 9/2203 (2013.01); E02F 9/2292 (2013.01); E02F 9/2296 (2013.01); E02F 9/262 (2013.01); G01C 15/00 (2013.01); E02F 3/32 (2013.01);
Abstract

A work machine control method of controlling a work machine including a work unit with a working tool, the work machine control method includes: detecting a position of the work unit; obtaining the position of the work unit based on the detected position information item and generating a first target excavation ground shape information item as an information item of an intersection portion of at least one target construction face indicating a target shape with respect to a first cut face which intersects a work unit operation plane as an operation plane for the work unit and is parallel to a vertical direction; and controlling a velocity in a direction in which the work unit approaches an excavation target so that the velocity becomes equal to or less than a limitation velocity based on the first target excavation ground shape information item.


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