下夹具被带入与所述扁平电缆（140）（20）的下表面接触包括下侧支撑，下表面安装在每个涂覆的电线部分（141）的槽（21）的多个电线，相邻金属丝下表面支撑槽 （21）包括多个成形槽（22）桥之间延伸，和。 其被带入与所述扁平电缆（140）的上表面接触上夹具（30）包括其上表面被装配在每个涂覆的电线部分（141）的多条电线的顶部支撑槽（31），邻近所述导线顶部支撑槽 （31）包括沿着所述桥接件成形槽（22）的横截面形状的柔性部分之间延伸以桥接部分（142）延伸的多个形成（143）成形的脊（32），则。

The lower jig is brought into contact with the bottom surface of the flat cable (140) (20) includes a plurality of wire lower face supporting groove (21) lower surface to fit each coated wire section (141), adjacent to the wire lower face supporting groove (21) comprises a plurality of bridges forming groove (22) which extends between and. Upper jig (30) which is brought into contact with the upper surface of the flat cable (140) includes a plurality of electric wires upper surface supporting groove (31) whose upper surface is fitted in each coated wire portions (141), adjacent the wire upper surface supporting groove (31) a bridge portion extending between the flexible portion of the cross-sectional shape along the bridge forming groove (22) to (142) a plurality of shaped ridges that extend form the (143) (32), the.