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Sight operated telephone and machine controller

  • US 4,081,623 A
  • Filed: 11/15/1976
  • Issued: 03/28/1978
  • Est. Priority Date: 11/15/1976
  • Status: Expired due to Term
First Claim
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1. An apparatus for performing machine control functions by the use of the machine operator'"'"'s eye movements comprising:

  • a radiation source means, aimed in the approximate direction of the operator'"'"'s eye;

    a radiation sensor means, placed in proximity to the radiation source means, activated by radiation reflected from the operator'"'"'s eye, and producing an electrical signal dependent upon the existence of reflections from the operator'"'"'s eye;

    a command discriminator means electrically connected to and receiving an input signal from the radiation sensor means comprising;

    1. control and logic circuit means, connected to and receiving the input signal from the radiation sensor means, counting the number of interruptions of the input signal;

    2. interpreter means, connected to and receiving a signal from the control and logic circuit means, providing electrical signals to the various following sections of the command discriminator depending upon the number of interruptions counted by the control and logic circuit means;

    3. sequencer start control means connected to and receiving a signal from the interpreter means, producing a control signal and sending that signal to an automatic sequencer means to start an automatic sequencing action;

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