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Maintenance system for an equipment set

  • US 7,908,052 B2
  • Filed: 08/07/2001
  • Issued: 03/15/2011
  • Est. Priority Date: 08/11/2000
  • Status: Expired due to Fees
First Claim
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1. A maintenance system comprising:

  • a plurality of equipment units each associated with a monitoring unit, the monitoring unit being configured to monitor the respective equipment unit, the monitoring unit including,a test unit configuredto test proper operation of each equipment unit andto issue fault messages when testing indicates a failure of the respective equipment unit, anda non-volatile memory unit configured to store at least the fault messages;

    a central maintenance unit configured to communicate with test units of the plurality of equipment units, the central maintenance unit including a diagnosis unit configuredto check a state of the plurality of equipment units by using the fault messages, andto generate a report on an overall state of operation of the maintenance system; and

    a data transmission link configured to provide a data connection between the plurality of equipment units and the central maintenance unit,whereinthe central maintenance unit makes the report available on the data transmission link, andeach of the plurality of equipment units include a detection circuit configuredto detect and capture the report from the data transmission link, andto transfer the report from the data transmission link into a respective non-volatile memory unit after the report is available on the data transmission link.

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