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Parking data transfer system

  • US 5,266,947 A
  • Filed: 12/12/1991
  • Issued: 11/30/1993
  • Est. Priority Date: 02/28/1991
  • Status: Expired due to Fees
First Claim
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1. A parking data transfer system provided with first communications devices installed in vehicles or in a car park, and second communications devices which receive signals from the first communications devices and transmit signals to same, characterized in that said first communications devices each comprise:

  • first input means to input a parking time of a vehicle,memory means to store the parking time input by said input means,first display means for displaying the parking time stored by said memory means,timing means to start a clock when information is input by said memory means,first transmitting means for transmitting a notifying signal when the time measured by said timing means has reached said parking time,first receiving means for receiving signals, including a parking time updating signal, transmitted by said second communications devices,updating means to update the parking time stored in said memory means and displayed on said first display means in response to said parking time updating signal being received by said first receiving means, andfurther characterized in that said second communications devices each comprise;

    second receiving means for receiving said notifying signal transmitted by said first transmitting means,notifying means for notifying when said second receiving means has received said notifying signal, andtransmitting means for transmitting a parking time updating signal.

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