Patent ID: 8307976
Filing Date: 2012-11-13
Classification: B65G

Abstract:
1. A roller drive for assembly between a pair of side cheeks of a roller drive transportation system, the roller drive comprising: a substantially cylindrical body having two end faces; an electric machine positioned within the cylindrical body of the roller drive; a power converter; and an electronic device selected from the group consisting of a controlling device, a communication device, and a combination thereof, wherein the power converter and the electronic device is housed in a device for accommodating electric components, wherein the device for accommodating electric components is a torque link for the electric machine, and wherein the device for accommodating electric components is also positioned within the cylindrical body of the roller drive such that it projects on one side beyond the cylindrical outer body and is directly connectable to one of the side cheeks, such that one of the end faces of the roller drive is formed by the device accommodating electric components, said one of the end faces having a thermally conducting end face contact area that is configured to contact said one of the side cheeks when the device for accommodating electric components is connected to the said side cheek.