The revised plan which makes opening and closing the fastener zipper of resin make easy

摘要

Topic The resin make zipper where opening and closing becomes easy is offered.SolutionsExcising part of a one side of the rugged crevice of the zipper, it weakens sealing power. In addition, it incises in the part of the lug of the zipper and inserts i and makes easy to use the finger. Furthermore, part it increases the rugged extension of the zipper vertically, forms section u of the lug, makes easy to open and close. In addition, coloration is administered to the part of this lug, visibility improves. Choice figure Drawing 1