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Digital measuring system for engine fuel performance

  • US 4,050,295 A
  • Filed: 09/12/1975
  • Issued: 09/27/1977
  • Est. Priority Date: 09/12/1975
  • Status: Expired due to Term
First Claim
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1. A fuel consumption measuring apparatus for fuel powered vehicles comprising;

  • a distance traveled sensor connected to the kinetic system for said vehicle which produces electric pulses, the number thereof in proportion to the distance traveled by said vehicle;

    a fuel flow sensor connected to the fuel system for said vehicle which produces electric pulses, the number thereof in proportion to the per unit fuel flow therein;

    counting means to count separately the distance pulses and the fuel flow pulses over a selected time period and calculating means to compute the ratio of the two counts for a selected time period to obtain the fuel consumption per distance rate for said vehicle.

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