| 摘要 |
PROBLEM TO BE SOLVED: To provide a roll sheet assembly capable of fixing a paper tube of roll paper and a flange stably before the roll sheet is used and while the roll paper is being used, and disassembling the paper tube and the flange easily after the roll paper was used.SOLUTION: A roll sheet assembly 100 comprises: a paper tube 110; roll paper 120 rolled on the paper tube 110; and a pair of flanges 130 arranged at the two ends of the paper tube. The flange includes: a flange body 133 covering the end face of the roll paper; a cylindrical body 134 formed to protrude from the center of the inner face of the flange body and inserted into the paper tube; and a stationary portion for fixing the cylindrical body inserted into the paper tube, with respect to the inner circumference surface of the paper tube. The cylindrical body has a cutting line 150 of a spiral shape. |
