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Measuring a temperature during contactless transmission of energy

  • US 8,992,078 B2
  • Filed: 07/05/2011
  • Issued: 03/31/2015
  • Est. Priority Date: 07/09/2010
  • Status: Active Grant
First Claim
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1. Apparatus for the contactless transmission of energy for charging a battery of a motor vehicle, said apparatus comprising:

  • a transmitter for transmitting energy;

    a receiver receiving energy from the transmitter; and

    a measuring device measuring a temperature in a region between the transmitter and the receiver, said measuring device including a plurality of sensors arranged on an underbody of the motor vehicle, two of the sensors being arranged outside an intermediate space which is defined between the receiver and the transmitter during a charging process and exposed to an electromagnetic field, said two of the sensors being arranged at opposite sides of the intermediate space and having measuring directions pointing towards the intermediate space.

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