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APPARATUS AND SYSTEM FOR DIAGNOSING DEVICES INCLUDED IN WORKING MACHINE

  • US 20100070130A1
  • Filed: 08/11/2008
  • Published: 03/18/2010
  • Est. Priority Date: 08/09/2007
  • Status: Active Grant
First Claim
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1. A device diagnostic apparatus for a working machine including a body and a work device provided on the body, the device diagnostic apparatus diagnosing at least one of components, as a target device, included in the working machine, the apparatus comprising:

  • data judgment means for, when device information including operating condition information and internal state information is inputted, comparing the operating condition information in the device information with operating condition information stored beforehand to judge whether or not both of the operating condition information agree with each other, and then outputting judgment result information, the operating condition information including external environment information of the target device, and operation information of the target device, and the internal state information including operation state information of the target device; and

    state diagnosis means for, when the judgment result information indicates that both of the operating condition information agree with each other, comparing the internal state information in the device information with internal state information stored beforehand, and then outputting the result of the comparison.

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