Title:
流体漏れ検出システム及び異常診断方法
Document Type and Number:
Japanese Patent JP6694480
Kind Code:
B2
Abstract:
A fluid leakage detection system includes: a measurement unit configured to detect leakage of working oil in a hydraulic cylinder; and a controller configured to acquire a measurement result from the measurement unit, wherein the controller diagnoses that a battery depletion has been caused in a battery in a case in which it is determined that a data from the measurement unit has not been acquired and it is determined that the battery of the measurement unit has been in a low-remaining-battery-level state, and the controller diagnoses that a communication abnormality has been caused in a first communication part of the measurement unit in a case in which it is determined that the data from the measurement unit has not been acquired and it is determined that the battery has not been in the low-remaining-battery-level state.
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Inventors:
Kikuchi Takayoshi
Keitaro Yoshida
Takahiro Iwamoto
Keitaro Yoshida
Takahiro Iwamoto
Application Number:
JP2018151708A
Publication Date:
May 13, 2020
Filing Date:
August 10, 2018
Export Citation:
Assignee:
KYB Corporation
International Classes:
F15B20/00; G01M3/04; G01R31/374; H01M10/48
Domestic Patent References:
| JP2018112464A | ||||
| JP2017207078A | ||||
| JP2011209837A | ||||
| JP2011130539A | ||||
| JP2008211919A | ||||
| JP2004252790A | ||||
| JP2003156305A | ||||
| JP2002016539A |
Attorney, Agent or Firm:
Goto Patent Office