| 摘要 |
PROBLEM TO BE SOLVED: To provide a clasp stably holding a coil spring and a bookbag including the same.SOLUTION: A clasp 10 includes a supporting portion 11, an operation portion 13, a fixing portion 14, a turning plate 15 having first and second pawl portions 15a and 15b on both sides, first and second projections 20a and 20b, and a coil spring 16. The first and second pawl portions 15a and 15b include first and second recessed portions 15aand 15bfor holding both ends 16a and 16b of the coil spring 16, respectively. The first and second recessed portions 15a1 and 15b1 are formed to hold both ends 16a and 16b of the coil spring 16 at different height positions from one side surface S1. |
