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Fuel dispenser

  • US 5,867,403 A
  • Filed: 10/11/1995
  • Issued: 02/02/1999
  • Est. Priority Date: 10/11/1995
  • Status: Expired due to Fees
First Claim
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1. A fuel dispenser comprising:

  • (a) a housing;

    (b) a fuel discharge conduit for said housing;

    (c) a discharge nozzle externally of said housing for delivering fuel from said fuel discharge conduit;

    (d) a barrier in said housing for dividing said housing into an upper chamber and a lower chamber;

    (e) a valve in said housing communicating with said fuel conduit;

    (f) a computer in said upper chamber;

    (g) a source of fuel;

    (h) a meter in said lower chamber connected to said source of fuel and to said valve for monitoring fuel passing through said meter to said valve;

    (i) supply conduit means connected to said meter for delivering fuel from said meter;

    (j) a fiber optic transducer connected to said meter;

    (k) a first set of fiber optic cables connecting said computer and said transducer for providing optical signals delivered through said optical cables to said computer, said signals being indicative of the flow of fuel monitored by said meter;

    (l) said computer generating signals for controlling said valve;

    (m) a nozzle boot on said housing for receiving said nozzle when said nozzle is not in use;

    (n) a fiber optic switch for detecting when said nozzle has been received by said boot; and

    (o) a second set of fiber optic cables connected between said switch and said computer for transmitting a light signal for indicating whether or not said nozzle is received in said boot and for causing the computer to dictate the closing of said valve.

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