Conveyor car system

A transport vehicle system, comprising:

• a first track forming a circuit track that circles in an area comprising one of a plurality of areas;
• a first transport vehicle configured to travel on the first track in one direction;
• a second track positioned between, and connecting to, the areas;
• a second transport vehicle configured to travel on the second track in one direction;
• a first transfer section onto which a conveyed object is delivered from the second transport vehicle, and from which the conveyed object is received by the first transport vehicle;
• and
• a second transfer section onto which the conveyed object is delivered from the first transport vehicle, and from which the conveyed object is received by the second transport vehicle, wherein
• the area includes a first region and a second region,
• the first track is arranged across the first region and the second region,
• the first transfer section and the second transfer section are arranged in the first region, and a third transfer section, in which the conveyed object can be transferred to or from the first transport vehicle, is arranged in the second region,
• the first track in the first region is arranged such that the first transport vehicle passes by the second transfer section and the first transfer section in this order, in a traveling direction of the first transport vehicle, and
• the second track in the first region is arranged such that the second transport vehicle passes by the first transfer section and the second transfer section in this order, in a traveling direction of the second transport vehicle.