| 摘要 |
[Object] It is intended to provide a spool capable of winding and retaining a thread-like substance without causing a winding curling. [Solving Means] This spool 11 has a base plate 14, thread retaining members 15 and 16, and auxiliary plates 17 and 18. The base plate 14 is made from a resin, paper, or the like and in the form of an elongated rectangle. The base plate 14 is folded at a central portion 21. The thread retaining members 15 and 16 are provided on opposite ends of the base plate 14. The auxiliary plates 17 and 18 are fixed to the thread retaining members 15 and 16 to form flanges. Ends of the auxiliary plates 17 and 18 are fixed to the base plate 14. |
