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ADDED-FLUID-METERING SYSTEM

  • US 3,593,966 A
  • Filed: 09/24/1969
  • Issued: 07/20/1971
  • Est. Priority Date: 09/24/1969
  • Status: Expired due to Term
First Claim
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1. An added-fluid-metering system comprising an electric control value for selectively controlling the flow of fluid from a fluid source to a load, electric motor means for conditioning the load, transducer means for monitoring the power consumption of said motor due to the load and producing an indicating signal in response thereto, means for producing a second signal corresponding to a desired fluid value, comparator means responsive to said indicating signal and said second signal for producing a trigger signal when the magnitude of said indicating signal exceeds the magnitude of said record signal, and latching circuit means responsive to said trigger signal for selectively operating said control valve.

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