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Charging station and method for securing a charging process of an electric vehicle

  • US 9,280,862 B2
  • Filed: 08/02/2013
  • Issued: 03/08/2016
  • Est. Priority Date: 02/09/2011
  • Status: Active Grant
First Claim
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1. Method for securing a charging process of a vehicle at a charging station defining a charging-station side comprising:

  • a0) determining on the charging-station side a charging time or carrying out a payment process;

    a) outputting on the charging-station side a random or pseudorandom first release code to a user;

    a1) sending from the charging-station side to the vehicle an interlocking signal to cause an interlocking of a charging cable to the vehicle;

    b) releasing a charging current on the charging-station side;

    c) receiving on the charging-station side a second release code that is input by a user;

    d) comparing on the charging-station side the first release code with the second release code;

    e) interrupting the charging current on the charging-station side in the event of a positive comparison result;

    e1) sending from the charging-station to the vehicle an unlocking signal to cause an unlocking of the charging cable from the vehicle;

    f1) unlocking the charging cable on the vehicle upon expiration of the charging time independently of the input of the second release code.

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