| 摘要 |
PURPOSE:To ease cleaning of a belt by turning an operating switch on to automatically turn the belt. CONSTITUTION:At the time of cleaning a belt, the operator raises an original conveyor and pushes an operating switch SW1, then the output of the switch SW1 enters OR circuits O1, O2 and a main motor 9 runs; at the same time, an electromagnetic clutch 8 is engaged to rotate the belt. Hence, the operator can clean the belt simply by applying a cleaning implement on the belt exposed from the lower part of the original conveyor. A lamp L turns on or off according to the output of the switch SW1. The switch SW1 is pressed again to be released upon ending of the cleaning. |
