| 摘要 |
<p>[Object] To provide a binding device easily manufactured and having binding rods easily opened and closed for easy leaf replacement. [Means for Settlement] A binding device includes binding rod portions (12), coupling portions (14) for coupling a plurality of the binding rod portions (12), and an axis portion (16) serving as a center upon opening/closing of binding rods (20, 30), in which the coupling portions (14) have lower portions to which the axis portion (16) is provided continuously at a position close to base portions of the binding rods in such a manner that a leaf bound at the binding rod portions (12) can be flipped along the binding rods and flipped over through 360 degrees and leaves can make contact with each other with the axis portion (16) sandwiched therebetween, the axis portion (16) includes a shaft portion (100) and receiving portions (80, 90) for the shaft portion, and the receiving portions (80, 90) are provided continuously to the coupling portions (14) and have aperture portions (84, 94) formed on side surfaces thereof for filling the shaft portion (100) therein, and are configured in such a manner as to serve as a rotation center upon closing with tips of the binding rods brought into contact with each other and upon separation of the tips of the binding rods from each other.</p> |
