| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink fountain cover film used in order to easily execute washing of the ink fountain. SOLUTION: A film having flap parts 15b formed thereto longitudinally at a constant pitch on both sides of a long straight line part 15a having the same width as the bottom surface of an ink fountain is used as the cover film 15 arranged to the inner surface of the ink fountain. This cover film 15 is drawn out of a supply roll 16 and passed along the bottom surface of the ink fountain to be taken up by a taking-up roll 19 and the straight line part 15a covers the bottom surface of the ink fountain and the flap part 15a covers the side surface of the ink fountain. When the ink fountain is washed, the cover film 15 is taken up by the taking-up roll 19 to move the ink bonded part to the outside of the ink fountain and a new part can be positioned on the inner surface of the ink fountain and washing work can be easily executed. |
