Title:
作業機械、作業機械の管理システム及び作業機械の管理方法
Document Type and Number:
Japanese Patent JP5830162
Kind Code:
B2
Abstract:
A work machine includes a tank that stores liquid. The work machine includes a calculation unit configured to obtain a difference between an amount of the liquid inside the tank acquired at a first timing and an amount of the liquid inside the tank acquired at a second timing after the first timing, and a notification unit configured to notify abnormality information indicating occurrence of abnormality related to the tank in the case where an operating time of the work machine during a period from the first timing to the second timing is equal to or smaller than a first threshold and also the difference is equal to or larger than a second threshold, and further configured not to notify the abnormality information in the case where the operating time is larger than a second threshold.
Inventors:
Fumiaki Ito
Application Number:
JP2014502292A
Publication Date:
December 09, 2015
Filing Date:
December 11, 2013
Export Citation:
Assignee:
KOMATSU LTD.
International Classes:
G08B13/00; G08B21/00; G08B25/04
Domestic Patent References:
| JPS57104597A | 1982-06-29 | |||
| JPH09142586A | 1997-06-03 | |||
| JP2002255299A | 2002-09-11 |
Foreign References:
| WO2005045778A1 | 2005-05-19 | |||
| EP2615001A2 | 2013-07-17 | |||
| WO2010026174A1 | 2010-03-11 |
Attorney, Agent or Firm:
Hiroaki Sakai