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Systems and methods for water conservation

  • US 9,074,356 B2
  • Filed: 09/12/2011
  • Issued: 07/07/2015
  • Est. Priority Date: 09/12/2011
  • Status: Active Grant
First Claim
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1. A system comprising;

  • a hot water line;

    a first cold water line;

    a mixing valve assembly receiving water from the hot water line and cold water line and outputting water to a mix line;

    a diverter valve receiving water from the mix line and having a first output and a second output;

    a dispenser positioned to receive water from the first output;

    a sealed storage tank positioned to receive water from the second output, the sealed storage tank having an overflow port;

    an overflow line having a first end attached to the overflow port of the sealed tank to flow overflow water upwardly from the tank to a second open overflow line end attached to the diverter valve to direct overflow water from the second open overflow line end to a drain; and

    a toilet cistern having a first float valve responsive to cistern water level to control flow of water from the storage tank to the toilet cistern and a second float valve responsive to cistern water level to control flow of water from a second cold water line to the toilet cistern.

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