| 摘要 |
In the fastener comprising side fastener tapes (1), (2), a middle fastener tape (3) perpendicular to the side tapes and a slider (4), the elements (10) of the tape (1) have a semi-column head (12) having a curved fastening groove (12c), and elements (20) of the tape (2) each have a head (22) having a curved fastening groove (22c) on the lower side of the under face (22b), and the perpendicular elements (30) of the middle tape (3) each have a round head (32) being provided with a ring fastening groove (32c) corresponding to the respective grooves (12c), (22c). The elements of the tapes are joined and separated with the movement of the slider (4).
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