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Coded data carrier and reader and electronic security tour system employing same

  • US 4,625,100 A
  • Filed: 05/09/1984
  • Issued: 11/25/1986
  • Est. Priority Date: 05/09/1984
  • Status: Expired due to Fees
First Claim
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1. Apparatus for recording the attendance at and checking of plural mutually spaced station locations by a watchman, said apparatus comprising:

  • a plurality of coded data carriers located and secured at respective station locations, each data carrier comprising plural coded indicia uniquely identifying the station at which that data carrier is located;

    a portable housing adapted to be carried to said station locations by said watchman and including passage means accessible by an access slot for permitting entry of individual data carriers into said passage means;

    data reader means disposed in said portable housing for reading data from said data carriers in said passage means;

    decoder means disposed in said portable housing and responsive to said data reader means for providing identification signals representing an identification of a coded data carrier which has been inserted into said passage means;

    time-keeping means disposed in said portable housing for providing signals representing the time of day;

    memory means disposed in said portable housing;

    processing means disposed in said portable housing and responsive to said decoder means and said time-keeping means for storing in said memory means the identification and time of day of insertion into said passage means of each coded data carrier; and

    printer means disposed in said portable housing for printing out in alphanumeric characters the information stored in said memory means representing inserted coded data carriers and time of day of insertion.

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