Patent ID: 7748167

Claim:
A drive device for a door, comprising: a guide rail extending in a movement direction of the door, the guide rail having a first end and a second end opposed from one another in the movement direction of the door; a carriage which moves along said guide rail, the carriage comprising an electric motor, to cause movement of a door leaf, a first insert body configured and dimensioned to be interchangeably plugged into the first end of the guide rail and the second end of the guide rail, the first insert body comprising a first part having lateral walls that are dimensioned to plug into the first end or the second end of the guide rail, and a second part configured and dimensioned to abut the first end or the second end of the guide rail; a current feed connecting the electric motor to a current source, the current feed comprising a current feed cable comprising a first lead and a second lead; a traction mechanism; a first traction mechanism tensioning device located on the first insert body, the first traction mechanism tensioning device including a first hook which locks the traction mechanism to the first insert body, and to release the traction mechanism from the first insert body without tools, wherein the first hook is coupled to the first lead of the current feed cable and delivers current from the current source to the traction mechanism; a contact body positioned on at least one of the lateral walls of the first part of the first insert body, the contact body adapted to contact the guide rail, wherein the contact body is coupled to the second lead of the current feed cable and delivers current from the current source to the guide rail; and a second insert body configured and dimensioned to be interchangeably plugged into the first end of the guide rail and the second end of the guide rail, wherein the second insert body does not include a current feed cable or a contact body.