| 摘要 |
PROBLEM TO BE SOLVED: To obtain a slide only for closing where closing force and suspending and fixing force to a zipper provided at the opening part of a plastic film bag is not deteriorated and which slides well, and to obtain the plastic film bag provided with the slide. SOLUTION: Regarding the slide only for closing the plastic film bag, at least one edge is made to be the opening part, and the zipper consisting of a projecting part and a recess part which can engage with and disengaged from each other is provided on the opposing inner surfaces of a pair of flap parts positioned at the opening part. The slide is formed of plastic material and is provided with at least: a pair of side leg pieces 31 and 31 positioned outside of a flap part; an inner leg piece 35 positioned inside of the flap part and having a length which never reaches the zipper; and a pair of projecting parts 32 and 32 formed extending in a direction orthogonal to the zipper so as to oppose insides of the pair of side leg pieces 31 and 31. The pair of projecting parts 32 and 32 are respectively nearly semicylindrical, and their radius is set to be shorter than the width of the recess part of the zipper. COPYRIGHT: (C)2005,JPO&NCIPI
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