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:
Sep. 17, 2024

Filed:

Dec. 28, 2020
Applicant:

Hitachi Construction Machinery Co., Ltd., Tokyo, JP;

Inventors:

Tomohiro Yoneda, Tokyo, JP;

Satoshi Inose, Tokyo, JP;

Tomohiro Yoshida, Tokyo, JP;

Ayato Iwasaki, Ibaraki, JP;

Takashi Okumura, Tokyo, JP;

Hiroyuki Konno, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F 9/26 (2006.01); E02F 9/20 (2006.01); G05B 23/02 (2006.01); G07C 5/00 (2006.01); G07C 5/08 (2006.01);
U.S. Cl.
CPC ...
E02F 9/267 (2013.01); E02F 9/205 (2013.01); E02F 9/2054 (2013.01); G05B 23/0283 (2013.01); G07C 5/006 (2013.01); G07C 5/008 (2013.01); G07C 5/0825 (2013.01);
Abstract

The present disclosure provides a work machine management system that can predict the maintenance timing of a work machine with higher accuracy than conventional techniques. A work machine management systemof the present disclosure includes an input/output unitand a processing unit. The input/output unitreceives from work machinespositional information PI and operation information OI on the work machines, and also receives from a geographical information system servergeological information GI on an area where the work machinesare to perform an operation, based on the positional information PI. The processing unitpredicts the maintenance timing of each work machinebased on the operation information OI and the geological information GI. In response to a request from an external portable terminal, the input/output unitoutputs to the portable terminaldata on an alert based on the maintenance timing of the work machinepredicted by the processing unit


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