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Injector communications system

  • US 5,222,027 A
  • Filed: 12/14/1990
  • Issued: 06/22/1993
  • Est. Priority Date: 12/14/1990
  • Status: Expired due to Fees
First Claim
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1. The method of gasoline additive control, comprising establishing communications between a central processor and a remote field additive injector, setting additive quantity per command pulse in the additive injector from the central processor, providing command pulses to the additive injector from a gasoline flowmeter associated with the injector, supplying a predetermined additive quantity from the additive injector to the gasoline flow, storing in the additive injector cumulative quantity of additive added to the gasoline flow, storing in an additive controller cumulative command pulses, periodically interrogating the additive controller from the central processor, periodically supplying data of recorded cumulative additive quantity and cumulative command pulses from the additive injector to the main processor, and periodically printing reports of additive added and gasoline flow at each additive injector.

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