| 摘要 |
A belt conveyor of the extendible type wherein stools are provided which complete with respective upper and lower belt supporting elements can readily and reliably be introduced into the extendible portion of the conveyor during operation of the conveyor. Each such stool is provided with a gap at one side thereof and between its upper and lower elements to enable it to be inserted into the run of the conveyor in a direction transversely thereof. When so inserted the stool is disposed with its upper element above the lower run of the belt and with its lower element below the lower run of the belt. |
