Stringer tape and slide fastener incorporating the same

A slide fastener comprising;

• a pair of stranger tapes, each including an elongated tape body including a plurality of warp threads and a beaded longitudinal edge portion provided on one longitudinal edge of the elongated tape body, the beaded marginal portion including a tube formed integrally with the elongated tape body and a plurality of filler threads inserted through the tube in such a way not to be intertwined with each other, the filler threads being substantially identical in denier with the warp thread;
• and
• two rows of discrete coupling elements extrusion-molded from plastics and each mounted on the respective longitudinal beaded edge, each discrete coupling element comprising a coupling head and a pair of clamping legs extending rearward from the coupling head, each row of coupling elements being connected with two connecting rods embedded in the respective legs, each element clamp-mounted on the longitudinal beaded edge with the legs sewn to the longitudinal beaded edge by sewn stitches.