METHOD OF OPENING FASTENER OF OPENING PART OF PACKAGING BAG FOR FOOD PRODUCT OR THE LIKE

PROBLEM TO BE SOLVED: To easily and appropriately perform an operation and an action for opening a fastener provided on an inner surface side of an opening part of a bag body to open the opening part, in a packaging bag for food products or the like where the bag body for inserting an inserted artic...

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Bibliographic Details
Main Author TANAKA SAWAKO
Format Patent
LanguageEnglish
Japanese
Published 30.11.2017
Subjects
ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR
CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS
CONVEYING
HANDLING THIN OR FILAMENTARY MATERIAL
PACKAGES
PACKAGING ELEMENTS
PACKING
PERFORMING OPERATIONS
STORING
TRANSPORTING
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Summary:PROBLEM TO BE SOLVED: To easily and appropriately perform an operation and an action for opening a fastener provided on an inner surface side of an opening part of a bag body to open the opening part, in a packaging bag for food products or the like where the bag body for inserting an inserted article has a shape of a hollow bag made of a synthetic resin material sheet and has one side in an opened state as the opening part for putting in and out the inserted article, and a fastener comprising a combination of a female type engaging projection strip and a male type engaging projection strip for sealing the opening part to open and close is provided on the inner side surface of the opening part.SOLUTION: Gathers formed by folding a synthetic resin material sheet are provided in sites in the proximity of a fastener provided on an inner surface side of an opening part on respective outer surface sides of a surface side and a back surface side of a bag body in a manner to cross in a lateral width direction of the bag body. By picking the provided gathers and pulling them in a direction to separate, the engagement of the fastener is cancelled.SELECTED DRAWING: Figure 7 【課題】被装入物を装入する袋体が、一辺側を被装入物を出入させる開口部として、開放状態とした合成樹脂材のシートからなる中空の袋状で、開口部の内面側には、開口部を開閉自在にシールするための、雌型の係合突条と雄型の係合突条との組み合わせよりなるファスナーが装設してある食品等の包装袋において、開口部を開放させるために、袋体の開口部の内面側に付設せるファスナーを開放させるための操作・作動が簡単にかつ適確に行えるようにする点にある。【解決手段】袋体の表面側及び裏面側の各外面側で、開口部の内面側に付設のファスナーに対し近接する部位に、合成樹脂材のシートを折り畳んで成形せる襞を、袋体の左右の巾方向に渡るように付設し、この付設の襞をそれぞれ摘んで、引き離す方向に引っ張ることによりファスナーの係合を解除させるようにする。【選択図】図７
Bibliography:Application Number: JP20160104368