| 摘要 |
PROBLEM TO BE SOLVED: To provide a take-up core for easy pulling-out even from a taken-up of a wide web or tightly wound taken-up.SOLUTION: A cylindrical take-up core 1 for taking-up a web-like sheet 7 has a single gap 2 penetrating a thickness direction of the cylinder, being parallel to a center line 4 of the cylinder while running from one end surface in length direction of the cylinder to the other surface. With the gap 2 as a border, a side surface 3 of one side of the cylinder can be deformed toward the center of the cylinder along the gap 2. |
