Mobile communication device for large battery of machine tool, has communication link for unidirectional or bidirectional exchange of data with accumulator, and receptacle for identification module

摘要

The mobile communication device has a communication link for unidirectional or bidirectional exchange of data with the battery (200), and a receptacle for an identification module. A communication interface is provided with an antenna for unidirectional or bidirectional exchange of data with an external device through a mobile network under identification of the communication device as a network user. The communication device is formed as a part of a charging device for the large battery.