| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink cooling roller in printing machine that can prevent stain of a plate surface influenced by the temperature of a roller boss part. SOLUTION: The ink cooling roller 1 having a function for cooling the circumferential surface of the roller inside thereof works as an ink feeding-roller installed in a printing unit part of the printing machine, and is equipped with bosses 3 arranged at both ends of the roller shaft and a shell 4 which is arranged between the two bosses 3 and the circumference of which is formed as a circumferential surface of the roller, and the ink is fed to a printing matter 11 through the circumferential surface of a non-boss part 4B not having the boss 3 inside. |
