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Automated maintenance checking system

  • US 5,058,044 A
  • Filed: 03/30/1989
  • Issued: 10/15/1991
  • Est. Priority Date: 03/30/1989
  • Status: Expired due to Fees
First Claim
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1. At a site for processing vehicles, a system for automatically identifying vehicles, assimilating data from an identified vehicle, correlating said data with predetermined data and providing a hard copy indicative of a transaction between an operator of the vehicle and another party, said system comprising in combination:

  • an annunciator for automatically detecting the presence of a vehicle at said site;

    radio frequency transmitter means at said site responsive to said annunciator for transmitting an interrogation signal to said vehicle;

    means on-board said vehicle for sensing data indicative of operation conditions of said vehicle and a memory containing data identifying said vehicle;

    radio frequency transmitter and receiver means on-board said vehicle;

    said means on-board said vehicle being responsive to said interrogation signal detected by said transmitter and receiver means for downloading via said transmitter and receiver means said vehicle identification data and said sensed data to processor means within said site;

    said processor means including means for receiving said downloaded data from said vehicle; and

    means associated with said processor means for correlating said downloaded data with predetermined other data and providing printouts to a worker indicative of

         1) a transaction between an operator of said vehicle and another party and

         2) service requirements of said vehicle.

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