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Fluid measuring and metering system

  • US 4,062,220 A
  • Filed: 07/09/1976
  • Issued: 12/13/1977
  • Est. Priority Date: 07/09/1976
  • Status: Expired due to Term
First Claim
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1. A system for measuring the flow of fluid in a conduit of a system comprising a dynamic flow measuring device in fluid communication with said conduit for measuring the rate of flow of the fluid in the conduit, volume measuring means for measuring the volume of fluid, valve means for selectively diverting at least a portion of the fluid flowing through the conduit into the volume measuring means and for returning the diverted fluid from the volume measuring means to the conduit for measuring the volume of fluid flowing through the conduit in a predetermined time interval, and means for comparing the two measured values.

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