WO2005019052A1 - Sac en plastique a fermeture eclair - Google Patents

Sac en plastique a fermeture eclair Download PDF

Info

Publication number
WO2005019052A1
WO2005019052A1 PCT/JP2003/010674 JP0310674W WO2005019052A1 WO 2005019052 A1 WO2005019052 A1 WO 2005019052A1 JP 0310674 W JP0310674 W JP 0310674W WO 2005019052 A1 WO2005019052 A1 WO 2005019052A1
Authority
WO
WIPO (PCT)
Prior art keywords
bag
zipper
plastic
plastic bag
upper side
Prior art date
Application number
PCT/JP2003/010674
Other languages
English (en)
Japanese (ja)
Inventor
Akira Ishizaki
Shingo Ishizaki
Original Assignee
Ishizaki Shizai Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ishizaki Shizai Co., Ltd. filed Critical Ishizaki Shizai Co., Ltd.
Priority to JP2005508194A priority Critical patent/JPWO2005019052A1/ja
Priority to US10/568,744 priority patent/US20060239594A1/en
Priority to PCT/JP2003/010674 priority patent/WO2005019052A1/fr
Priority to CN03826942.2A priority patent/CN1819953A/zh
Priority to AU2003261709A priority patent/AU2003261709A1/en
Publication of WO2005019052A1 publication Critical patent/WO2005019052A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/08—Cable junctions
    • H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/12—Bags or like containers made of paper and having structural provision for thickness of contents with two or more compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/16—End- or aperture-closing arrangements or devices
    • B65D33/25—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners
    • B65D33/2508—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/16—End- or aperture-closing arrangements or devices
    • B65D33/25—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners
    • B65D33/2508—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor
    • B65D33/2516—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor comprising tamper-indicating means, e.g. located within the fastener
    • B65D33/2533—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor comprising tamper-indicating means, e.g. located within the fastener the slide fastener being located between the product compartment and the tamper indicating means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/02—Cable terminations
    • H02G15/06—Cable terminating boxes, frames or other structures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/08—Cable junctions
    • H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes

Definitions

  • the invention relates to a plastic bag with a zipper, in particular a plastic bag.
  • the present invention relates to a plastic bag provided with a jig formed of a concave portion and a convex portion and releasably fitted inside an opening on the upper side of the plastic bag.
  • a typical example is to weld or cut off both sides of two plastic films 1A and 1B (see the hatched area 2 in Fig. 13 (C)). Is a welded portion), and a zipper 5 is provided at the upper side opening. As is well known (see FIG. 14), the zipper 5 is formed by integrally forming a concave portion 7 and a convex portion 8 on a plastic base portion 6.
  • the zipper 5 has a concave portion 7 and a convex portion 8 welded to each other at both ends 5a, 5a in a fitted state. Therefore, both ends 5a, 5a of the zipper 5 are fixed in a fitted state even when the zipper 5 is opened, and when resealing, the rear portion of the zipper 5 is started with the both ends 5a, 5a as a finger. Clasp and slide your finger while pressing to seal.
  • the area of the opening 3 when the zipper 5 is opened becomes considerably small. In other words, the welding area is inevitably increased due to the large amount of resin in the portion where the zipper 5 is installed (see 2a in FIG. 13 (C)).
  • the article that can be taken in and out from the opening 3 has a width D3 or less excluding the portion where the concave portion 7 and the convex portion 8 overlap at the time of opening from the dimension D2 smaller than the inner dimension D1 of the welded portion 2. It was limited to things.
  • the present invention provides a plastic bag provided with a zipper formed of a concave portion and a convex portion on the inner surface of an upper side opening portion of a plastic film, the zipper being releasable. Both ends of the upper side opening of the body are open.
  • the upper opening of the bag can be greatly opened regardless of the presence of the zipper. It is possible to store articles larger than before by effectively utilizing the inside dimensions of the slab. Further, since the rigidity of the zipper is not restricted, a zipper-equipped bag having a width of 4 Omm or less, which has been conventionally regarded as a limit, for example, about 1 Omm in width can be put to practical use.
  • the two ends of the concave portion and the convex portion of the zipper are not welded to each other, there is no starting point when the concave portion and the convex portion are fitted as in the conventional bag. Therefore, in order to fit, the concave portion and the convex portion are visually opposed to each other, and the back portion of the zipper is pressed with a finger. Small bags can be sealed with a single press. If the bag cannot be sealed at once, it will be sealed while holding it several times.
  • the plastic bag according to the present invention may include a plurality of chambers.
  • a plurality of chambers can be formed by sandwiching at least one heat-sealable plastic sheet between the front film and the back film constituting the bag.
  • a plurality of chambers can also be formed by welding the front film and the back film in a line in the vertical direction.
  • FIG. 1 shows a state in the course of a manufacturing process of a plastic bag according to a first embodiment of the present invention, wherein (A) is a front view and (B) is a cross-sectional view.
  • FIG. 2 shows a completed state of the plastic bag according to the first embodiment, wherein (A) is a front view and (B) is a sectional view.
  • FIG. 3 shows a preparatory step for opening the plastic bag according to the first embodiment, in which (A) is a front view and (B) is a sectional view.
  • FIG. 4 shows an opened state of the plastic bag according to the first embodiment, wherein (A) is a front view and (B) is a sectional view. '
  • FIG. 5 shows a plastic bag according to a second embodiment of the present invention, wherein (A) is a front view, (B) is an XX cross-sectional view, and (C) is a XY cross-sectional view.
  • FIG. 6 is a sectional view showing the opened state of the plastic bag according to the second embodiment.
  • FIG. 7 shows a step of extruding a plastic bag according to a third embodiment of the present invention, wherein (A) and (B) are cross-sectional views.
  • FIG. 8 shows a melting step of the plastic bag according to the third embodiment, wherein (A) is a sectional view and (B) is a front view.
  • FIG. 9 is a front view showing a plastic bag according to a fourth embodiment of the present invention.
  • FIG. 10 is a perspective view showing a usage example of the plastic bag according to the fourth embodiment.
  • FIG. 11 ' is a perspective view showing an opened state of the plastic bag according to the fourth embodiment.
  • FIG. 12 is a front view showing a plastic bag according to a fifth embodiment of the present invention.
  • Fig. 13 shows a conventional plastic bag, (A) is a top view with the zipper closed, (B) is a top view with the zipper opened, and (C) is a front view.
  • FIG. 14 is an explanatory diagram of a zipper including a concave portion and a convex portion.
  • FIGS. 1 to 4 See the first embodiment, FIGS. 1 to 4)
  • FIG. 1 to 4 show a plastic bag 1OA with a zipper according to a first embodiment of the present invention.
  • this bag 10A first has two sides of plastic film 11 and 12 on both sides: L3, 13 and an edge of upper side 14 shown by oblique lines. To form a bag.
  • a zipper 5 in which a concave portion 7 and a convex portion 8 are integrally formed on a plastic base portion 6 is welded to the inner surface of the upper side portion 14 of the lumps 11 and 12. I have.
  • the zipper 5 may be formed integrally with the films 11 and 12.
  • both side portions 13 and 13 are welded to the upper side portion 14 where the zipper 5 is provided, but in the bag 1OA according to the present invention.
  • the upper regions 13 & and 13a of the side portions 13 and 13 are non-welded portions.
  • perforations 16 and small notches 17 are formed in the upper side portion 14 of the bag 1OA.
  • the perforation 16 is for cutting off the welded portion of the upper side portion 14 when opening the bag 1OA, and the notch 17 is for starting the cutout.
  • the contents P are inserted from the opened lower part 15, and the lower part 15 is welded as shown by hatching in FIG. .
  • a plastic bag 10A with a zipper having the upper regions 13a and 13a opened is completed.
  • the user receives the bag 1 OA containing the stored items P in the state shown in FIG.
  • the bag 1 OA In order to take out the stored items P from the bag 1 OA, first, as shown in FIG. 3, the welded portion of the upper side portion 14 is cut along the perforations 16 and the bag 1 OA is opened.
  • the bag 1 OA according to the first embodiment can be widely opened regardless of the presence of the zipper 5 because both ends of the upper side portion 14 are opened as non-welded portions (FIG. 4). ),
  • the storage P that is almost the same width as the inside dimension D 1 of the bath 1 OA It is possible to insert.
  • the width D of the bag is reduced, it is difficult to open the upper portion 14 due to the rigidity of the zipper 5, but the width D of the bag 1OA is about 1 Omm. Can be opened.
  • the welded portions and perforations 16 provided in the upper side portion 14 are not necessarily required, and may be omitted. Further, if a small hole is provided in the welded portion of the upper side portion 14, it can be used as a bag for hanging display of goods.
  • FIG 5 and 6 show a plastic bag 10B with a zipper according to a second embodiment of the present invention.
  • the bag 10B has basically the same configuration as the bag 10OA shown as the first embodiment. Therefore, the same members and portions as those in FIGS. 1 to 4 are denoted by the same reference numerals, and redundant description will be omitted.
  • a characteristic feature of this bag 10B is that at least one heat-sealable plastic sheet 18 is sandwiched between the films 11 and 12 on the front and back, and the inside of the bag 10B has at least two housings. It is divided into rooms 19a and 19b.
  • the sheet 18 a plastic film, a nonwoven fabric, a foamed plastic sheet, or the like can be used.
  • FIG. 6 shows a state in which the upper side portion 14 of the bag 10B is opened, and the upper end of the sheet 18 is located above the folded zipper 5 (the concave portion 7 and the convex portion 8).
  • Stored items can be separately taken in and out of the respective storage chambers 19a and 19 through the wide open openings 20a and 20b.
  • This bag 10B can be used, for example, as a storage bag for two CDs. If a non-woven fabric or a foamed plastic sheet is used as the sheet 18, the sheet 18 also functions as a cushioning material for CD. Further, the transparent film 11 or 12 of the bag 10B may be used as a printing surface. (Refer to the third embodiment, FIGS. 7 and 8)
  • FIG. 7 and 8 show a manufacturing process of a plastic bag 10C with a zipper according to a third embodiment of the present invention.
  • the plastic film 30 is extruded into a tube shape from a die (not shown), and the concave portion 7 and the convex portion 8 constituting the zipper are simultaneously extruded to be integrally formed on the inner surface of the film 30.
  • the size of the bag and the thickness of the film 30 are determined.
  • the film 30 is folded so that the concave portions 7 and the convex portions 8 face each other (see FIG. 7 (B)).
  • the folded film 30 is blown along a dashed-dotted line H while being conveyed by one step G in one direction (see arrow F).
  • a cut 31 is formed in the upper side portion 14 of the film 30 and the cut portion is removed. The cut 31 is formed in order to open both ends of the upper portion 14. Note that perforations may be formed in the upper side portion 14.
  • the plastic bag 10C with a zipper manufactured by the above-described process has basically the same configuration as the bag 1OA shown as the first embodiment, and its operation and effect are also similar to the bag 1OA. Is the same as
  • the plastic bag 1 OD with a zipper according to the fourth embodiment is designed to be used as a storage bag for cords of electric products such as a television, a personal computer, and an audio device, and a cape.
  • this bag 1 OD has basically the same configuration as the bag 1 OA shown as the first embodiment, and the same members and portions as those in FIGS. The same reference numerals are given, and duplicate description is omitted.
  • this bag 1 OD The characteristic point of this bag 1 OD is that a relatively large notch 35 is formed at both ends of the upper side portion 14 to make it an open portion. Therefore, this bag As shown in FIG. 11, 10 D can open the upper side portion 14 considerably largely.
  • the middle part of the surplus cords and cables is housed in the bag 1 OD and pulled out from the notch 35 to make the cords and cables electrically connected. It can be kept compact while maintaining it.
  • a small hole 36 is formed in the welded portion of the lower side portion 15 of the bag 10D.
  • the small holes 36 are used to suspend the bag 1 OD by hooking on pillars or wall projections.
  • the bottom portion 15 can be made wider.
  • FIG. 12 shows a plastic bag 10E with a zipper according to a fifth embodiment of the present invention.
  • This bag 10E has basically the same configuration as the bag 10OA shown as the first embodiment. Therefore, the same members and portions as those in FIGS. 1 to 4 are denoted by the same reference numerals, and redundant description will be omitted.
  • the characteristic feature of this bag 10E is that longitudinally linear welds 41, 41 (shown by oblique lines) are formed on the front and back films 11, 12 and inside the bag 1 OE. That is, three independent storage chambers 42a, 42b, and 42c are formed.
  • the effect of the bag 10E is the same as that of the bag 1OA, and the independent storage chambers 42a, 42b, and 42c can be selectively used.
  • the plastic bag with a zipper according to the present invention is not limited to the above embodiment, and can be variously changed within the scope of the gist.
  • the cross-sectional shape of the convex part / recess part formed in the base part of the zipper is arbitrary.
  • the bag making method is arbitrary, and the bag can be made to have an appropriate size according to the application. ⁇
  • the second embodiment and the fifth embodiment can be combined to form a plastic bag having more storage chambers.

Abstract

L'invention concerne un sac en plastique (10D) dans lequel une fermeture à glissière (5) possédant une partie en retrait (7) et une partie en saillie (8) pouvant être emboîtées/déboîtées, est formée sur l'intérieur de la partie supérieure (14) d'un corps de sac ouvert formé de films en plastique (11) et (12). Les deux parties latérales (13) et (13) du sac (10D) sont formées au niveau des deux parties d'extrémité de la partie supérieure (14) pour l'ouverture, la partie supérieure (14) du sac (14D) pouvant être ouverte, même largement, par la fermeture éclair (5). Plusieurs chambres peuvent être formées par la liaison d'au moins une feuille en plastique thermofusible entre les films (11) et (12) ou par fusion verticale des films (11) et (12) sur des lignes.
PCT/JP2003/010674 2003-08-22 2003-08-22 Sac en plastique a fermeture eclair WO2005019052A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2005508194A JPWO2005019052A1 (ja) 2003-08-22 2003-08-22 ジッパー付きプラスチック製袋
US10/568,744 US20060239594A1 (en) 2003-08-22 2003-08-22 Plastic bag with zipper
PCT/JP2003/010674 WO2005019052A1 (fr) 2003-08-22 2003-08-22 Sac en plastique a fermeture eclair
CN03826942.2A CN1819953A (zh) 2003-08-22 2003-08-22 带有拉链的塑料袋
AU2003261709A AU2003261709A1 (en) 2003-08-22 2003-08-22 Plastic bag with zipper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2003/010674 WO2005019052A1 (fr) 2003-08-22 2003-08-22 Sac en plastique a fermeture eclair

Publications (1)

Publication Number Publication Date
WO2005019052A1 true WO2005019052A1 (fr) 2005-03-03

Family

ID=34204215

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/010674 WO2005019052A1 (fr) 2003-08-22 2003-08-22 Sac en plastique a fermeture eclair

Country Status (5)

Country Link
US (1) US20060239594A1 (fr)
JP (1) JPWO2005019052A1 (fr)
CN (1) CN1819953A (fr)
AU (1) AU2003261709A1 (fr)
WO (1) WO2005019052A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006256664A (ja) * 2005-03-18 2006-09-28 Seiko Shokai:Kk 包装袋
WO2009023574A2 (fr) * 2007-08-10 2009-02-19 Esselte Corporation Support de pile

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6962439B2 (en) * 2002-03-08 2005-11-08 The Bagco, Inc. Leak resistant tamper evident reclosable plastic bag
US20030219173A1 (en) * 2002-05-23 2003-11-27 Schneider John H. Tamper-evident package and method to make such a package
US8070359B2 (en) 2007-05-15 2011-12-06 Thunderbird Global Enterprises, Llc Plastic bag with pour spout and reinforced bottom end
US10906700B2 (en) 2009-02-17 2021-02-02 Jonathan Edward Trollen Barrier device for storing a wet paint application device
WO2011043894A1 (fr) 2009-10-08 2011-04-14 Illinois Tool Works Inc. Carton pourvu d'une étiquette fermoir refermable en plastique
US20130195385A1 (en) * 2011-07-29 2013-08-01 Illinois Tool Works Inc. Tamper/child resistant bag
CN104648773A (zh) * 2013-11-22 2015-05-27 常熟市常隆包装有限公司 包装盒
US10494169B2 (en) * 2014-10-17 2019-12-03 Entegris, Inc. Packaging for dip tubes
JP2018523614A (ja) * 2015-08-21 2018-08-23 エス．シー． ジョンソン アンド サン、インコーポレイテッド 直立プラスチック製保存袋
US20200324952A1 (en) * 2018-12-20 2020-10-15 Conmed Corporation Medical electrode tear strip
EP4277856A1 (fr) 2021-01-12 2023-11-22 Instant Brands Holdings Inc. Contenants de contenance d'aliments et de boissons en silicone

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US5063639A (en) * 1990-02-23 1991-11-12 Zip-Pak Incorporated Zippered closure for packages
JPH10120067A (ja) * 1996-10-21 1998-05-12 Tomoda Giken Kogyo Kk ディスク収納袋

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USD257912S (en) * 1978-11-14 1981-01-20 Huang Kuen-Yi Container for tooth-picks or the like
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US6962439B2 (en) * 2002-03-08 2005-11-08 The Bagco, Inc. Leak resistant tamper evident reclosable plastic bag

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JPS6057532U (ja) * 1983-09-29 1985-04-22 大塚化学薬品株式会社 自立性袋
US5063639A (en) * 1990-02-23 1991-11-12 Zip-Pak Incorporated Zippered closure for packages
JPH10120067A (ja) * 1996-10-21 1998-05-12 Tomoda Giken Kogyo Kk ディスク収納袋

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006256664A (ja) * 2005-03-18 2006-09-28 Seiko Shokai:Kk 包装袋
WO2009023574A2 (fr) * 2007-08-10 2009-02-19 Esselte Corporation Support de pile
WO2009023574A3 (fr) * 2007-08-10 2009-04-23 Esselte Corp Support de pile
US8317395B2 (en) 2007-08-10 2012-11-27 Esselte Corporation Stack carrier

Also Published As

Publication number Publication date
JPWO2005019052A1 (ja) 2006-10-19
US20060239594A1 (en) 2006-10-26
CN1819953A (zh) 2006-08-16
AU2003261709A1 (en) 2005-03-10

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