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Automatically configurable chemical dosing apparatus for cleaning equipment

  • US 7,654,421 B2
  • Filed: 06/01/2006
  • Issued: 02/02/2010
  • Est. Priority Date: 08/30/2005
  • Status: Active Grant
First Claim
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1. An apparatus for dispensing a chemical into a cleaning machine wherein the chemical is stored in a container that has data recorded in a radio frequency identification tag thereon, said apparatus comprising:

  • a dispenser port for receiving the chemical from the container;

    a flow control device connected to the dispenser port and controlling flow of the chemical from the dispenser port to the cleaning machine;

    a sensor for detecting when the container that is located at the dispenser port is empty;

    a data reader that interrogates the radio frequency identification tag to obtain the data from the container which is located at the dispenser port, and that, when the container is detected to be empty, erases the data recorded in the radio frequency identification tag; and

    a controller connected to the data reader and operating flow control device in response to the data to control an amount of chemical that is dispensed.

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