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Method and apparatus for monitoring the processing of articles

  • US 6,188,990 B1
  • Filed: 11/13/1998
  • Issued: 02/13/2001
  • Est. Priority Date: 05/14/1996
  • Status: Expired due to Fees
First Claim
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1. A method of monitoring the processing of a group of articles having different properties, the method comprising the steps of:

  • obtaining information about the differing properties of the group;

    using this information to provide a main visual model of the property distribution within the group; and

    providing a first subsidiary visual model relating to the processing of a first sub-group of articles from within the group which comprises a band width spanning a desired range of properties, the provision of the first subsidiary model causing a modified form of the main visual model to appear, related to the remaining articles of the group after removal of the articles forming the first sub-group.

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