| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a paper reel having sufficient strength when winding a wire.SOLUTION: A paper reel 10 comprises a drum 20 having a paper cylindrical core member 21 and paper flanges 30 disposed on both ends of the core member 21. The drum 20 includes: a paper annular reinforcement plate 22 formed so that an outer diameter thereof is almost equal to an inner diameter of the core member 21, and inserted into a shaft direction center of the core member 21 in a state that a shaft center thereof matches to that of the core member 21; and two paper cylindrical spacer members 23 formed so that outer diameters thereof are almost equal to the inner diameter of the core member 21, and inserted into the core member 21 in a state of sandwiching the reinforcement plate 22 from both side faces, and end faces thereof become flush to an end face of the core member 21.</p> |
