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Apparatus for monitoring and controlling the operation of a machine for washing articles

  • US 5,603,233 A
  • Filed: 07/12/1995
  • Issued: 02/18/1997
  • Est. Priority Date: 07/12/1995
  • Status: Expired due to Term
First Claim
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1. An apparatus for monitoring and controlling the operation of a machine for washing articles, comprising:

  • means for measuring a plurality of physical parameters that relate to the progress of washing said articles;

    means, connected in signal communication with said measuring means, for monitoring changes in the magnitude of said plurality of physical parameters over time to determine said progress of washing said articles;

    means, connected in signal communication with said monitoring means, for calculating a value as a function of said changes and of said physical parameters which is representative of the state of cleanliness of said articles;

    a sensor housing structure, said measuring, monitoring and calculating means being contained within said sensor housing structure; and

    means, connected in signal communication with said calculating means, for controlling a plurality of devices that affect the operation of said machine for washing articles.

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