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Method for determining a requirement to replace a component part and arrangement for the implementation of the method

  • US 6,512,376 B2
  • Filed: 12/03/2001
  • Issued: 01/28/2003
  • Est. Priority Date: 12/11/2000
  • Status: Expired due to Fees
First Claim
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1. A method for determining a requirement to replace a component in a device, comprising the steps of:

  • for a first parameter associated with said component which, if measured, would have an unbeneficial influence on at least one of consumption and service life of said component, selecting a second parameter as a representative of said first parameter; and

    measuring said second parameter, and not said first parameter at least at two times offset from each other, and from said change of said second parameter between said measurements of said second parameter, determining whether said component is in need of replacement.

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