To provide an auxiliary driving device in an article delivering device capable of preventing insufficient driving force or slip by locally assisting a driving force of a traveling bogie in a crawler section and the like on a delivering path.

In this article delivering device, a driving shaft 2 arranged along a delivering path is rotated by a drive means, so that a propulsion wheel 7 pressure welded on the outer periphery of the driving shaft 2 in a diagonal direction is couple-driven and a traveling bogie 4 mounted to the propulsion wheel 7 is made to travel. An endless belt driving mechanism 20 for endlessly rotating an endless belt 19 contacting or engaged with the traveling bogie 4 positioned in a section in a traveling direction of the traveling bogie 4 parallel to the driving shaft 2 is provided in one section of the delivering path.