| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To enable appropriate on-road switching even when a failure occurs. <P>SOLUTION: When failure occurs in at least one of a damper DA1, a damper DA2, a belt conveyor BC3 and a belt conveyor BC4, among a belt conveyor BC1 and a belt conveyor BC2, the belt conveyor located upstream from the part where the failure occurs is recognized, and then, the belt conveyor is suspended. Besides, when the failure occurs on the way of switching the conveyance path of one of the damper DA1 and the damper DA2, it is recognized that the conveyance path is connected to both of the belt conveyor BC3 and the belt conveyor BC4 during the switching of the conveyance path of the damper DA, then, the belt conveyor BC located upstream from the part where the failure occurs is suspended. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
