| 摘要 |
PROBLEM TO BE SOLVED: To provide a circulating apparatus wherein connection of pipe arrangement, of a circulating board which circulates ink and a solvent is simplified. SOLUTION: A part of control parts is integrated in one side of a circulating board 7, and a plurality of control parts are mounted thereon. A U-shaped groove 28 connecting respective control parts is formed on its opposite side. The U-shaped groove 28 is covered by a sealing plate 24. A backplate 25 is put thereon. The sealing plate is fixed to the circulating board 7 by close adhesion. A hermetically sealed duct of the circulating board 7 is formed. Then, connection of the pipe arrangement of the circulating board 7 is simplified. |
