| 摘要 |
PROBLEM TO BE SOLVED: To provide a paper reel which has sufficient strength when a wire is wound.SOLUTION: A paper reel 10 is equipped with a cylindrical paper drum 20, and paper flanges 30 and 40 provided at both end portions of the drum 20. The drum 20 has projecting portions and recessed portions at both end portions, and the flanges 30 and 40 have opening portions 31 in which the projecting portions at both end portions of the drum 20 are inserted. The drum 20 and the flanges 30 and 40 are fixed by engaging the projecting portions at both end portions of the drum 20 with the opening portions 31 of the flanges 30 and 40.SELECTED DRAWING: Figure 1 |
