| 摘要 |
The supply flow number altering device depends on the track being composed of one or more driven endless belts or similar, running round two diverting rollers. Both the diverting rollers can be moved axially. The rollers may each have their own controls or may have a common control. A programmable servo motor (6,7) may be provided as an axial drive for the diverting rollers. They may move axially in the same direction or in opposite directions. Each roller may have a carriage (3,2) movable by the servo motor. |
