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Fluid flow detector

  • US 6,009,762 A
  • Filed: 02/20/1997
  • Issued: 01/04/2000
  • Est. Priority Date: 04/29/1994
  • Status: Expired due to Fees
First Claim
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1. A system for determining a volume flow rate of a fluid, comprising:

  • a conduit for passage of the fluid;

    a valve across the conduit which is mechanically unbiased and freely movable solely by the fluid to allow passage thereof;

    sensor means adapted to sense the position of the valve and provide an electronic output which is representative of fluid volume flow through the conduit;

    an electronic monitoring system remote from the valve adapted to log the output from the sensor, and a physical or chemical property determining device,wherein the monitoring system is adapted to trigger said device on a preset time or angular movement of the valve.

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