Multiple chemical product eductive dispenser

  • US 6,655,401 B2
  • Filed: 09/25/2001
  • Issued: 12/02/2003
  • Est. Priority Date: 09/25/2001
  • Status: Expired due to Term
First Claim
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1. A method of mixing chemical fluids into a motive fluid without a carry-over of a previously selected chemical fluid, comprising:

  • coupling a first supply of a chemical fluid to a venturi of a first eductor contained in an eductor housing coupling a second supply of a chemical fluid to a venturi of second eductor contained in said eductor housing;

    selectively diverting the motive fluid to at least one of an inlet of the first eductor, to dispense a first mixture, and an inlet of the second eductor to dispense a second mixture; and

    selectively and simultaneously diverting motive fluid to an inlet of a motive fluid bypass and to the inlet of the first eductor to dispense the first mixture at an increased dilution ratio.

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