| 摘要 |
PURPOSE:To easily carry out fine adjustment of an ink and a water amounts suited to a necessary concentration by moving plural moving blocks of an adjusting roller to a radial direction to optionally adjust a contact length of an ink adhered surface against a fountain roller. CONSTITUTION:Plural moving blocks 14... of an adjusting roller 13 pivotably supported so as to be contacted with a fountain roller 3 and a duct roller 4 respectively are moved to a radial direction to optionally adjust a contact length of an ink adhered surface 14a against the fountain roller 3. By adjusting mechanisms 18..., the adjustment of an ink amount suited to each point of a printing paper surface can be carried out every each moving blocks 14. |
