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Fluid metering and control device

  • US 6,997,064 B2
  • Filed: 05/09/2003
  • Issued: 02/14/2006
  • Est. Priority Date: 05/09/2002
  • Status: Active Grant
First Claim
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1. A device to measure fluid output at a source comprising:

  • a propeller in contact with a fluid;

    a motion sensor in communication with the propeller, the motion sensor configured to generate an electrical signal in proportion to the amount of motion;

    an analog to digital converter configured to receive the electrical signal and convert it to a digital signal; and

    a central processor unit having a display and programmable to determine, store, and present on the displaya fluid volume limit,a fluid volume usage level based upon the cumulative motion of the propeller,a proportion of fluid volume limit as a graphic representation; and

    a user-adjustable valve for adjusting at the source, in response to the display, the fluid volume usage level.

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