Patent ID: 8572816
Filing Date: 2013-11-05
Classification: A44B,Y10T

Abstract:
1. A slide fastener comprising: a pair of right and left fastener tapes and coupling elements which are attached to plural positions along right and left coupling element attaching portions which are side edge portions of the fastener tapes opposing each other, wherein opposing coupling element rows are capable of being coupled and separated, each of the coupling elements includes a coupling head which engages with an opposing coupling element, the coupling head includes a vulnerable portion in a central portion thereof, whose breaking resistance is weakened, first and second leg portions are continuously disposed on end portions of the coupling head in a direction extending away from the coupling head, the first leg portions and the second leg portions are sewn to the fastener tapes via a sewing portion, the vulnerable portion includes a cut-out portion located on an outer face of the coupling head, and the sewing portion comprises a first sewing portion at a first position located on an inner face of the first leg portion between the coupling head and an end of the first leg portion and a second sewing portion at a second position located on an outer face of the second leg portion between the coupling head and an end of the second leg portion.