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Detergent Release Controller

  • US 20150238066A1
  • Filed: 07/09/2014
  • Published: 08/27/2015
  • Est. Priority Date: 08/16/2013
  • Status: Active Grant
First Claim
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1. A detergent release device comprising:

  • a main channel comprising a first terminal and a second terminal, the first terminal comprising an inlet of a fluid, the second terminal comprising an outlet capable of connecting to a water outlet of a washing barrel;

    a plurality of valves comprising valve A, valve B, valve C, and valve D, an inlet of valve A connected with a bypass of the main channel, an inlet of the valve B connected with a storage tank of detergent A, outlets of the valve A and the valve B connected with an inlet of the valve C, an inlet of the valve D capable of connecting to a storage tank of detergent B;

    a liquid collecting cavity, outlets of the valve C and the valve D connected with an inlet of the liquid collecting cavity; and

    a Venturi negative pressure generator, an outlet of the liquid collecting cavity connected with a negative pressure opening of the Venturi negative pressure generator via a back-flow channel, an outlet of the Venturi negative pressure generator connected with an inlet of the main channel, an inlet of the Venturi negative pressure generator connected with a water source.

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