Classifications

• • 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
• • 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
  • B65D33/2541—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 characterised by the slide fastener, e.g. adapted to interlock with a sheet between the interlocking members having sections of particular shape
• • 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
  • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
  • B65D75/52—Details
  • B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
  • B65D75/5816—Opening or contents-removing devices added or incorporated during package manufacture for tearing a corner or other small portion next to the edge, e.g. a U-shaped portion
• • 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
  • B65D83/00—Containers or packages with special means for dispensing contents

Definitions

• the invention relates to a zippered bag including a zipper openable or closable of a spout portion.
• a packaging bag as shown in Patent Document 1 where the upper corner of the packaging bag functions as a spout portion.
• the packaging bag as shown in Patent Document 1 has a spout portion formed by obliquely opening the upper corner.
• This packaging bag includes, inside of the spout outlet to be opened, a zipper which is openable or closable of the spout portion.
• the spout portion includes only a linear zipper.
• Patent Document 1 Japanese Patent ⁇ nexamined Application Publication No. 2002-284195.
• Patent Document 2 Japanese Patent Unexamined Application Publication No. 2005-350104. DISCLOSURE OF THE INVENTION PROBLEMS TO BE SOLVED BY THE INVENTION
• the packaging bag as described in Patent Document 2 has a spout outlet having an opening wider than that of the spout outlet as described in Patent Document 2.
• the spout outlet which has been once wide opened narrows naturally. If the content is a large solid matter, it is occasionally difficult for the content to be discharged. For discharging a large quantity of the content for a shorter time at a time, maintaining the wide open state has been a problem.
• the invention provides a bag where, even if a content is large, an open state is maintained for easily discharging the content, and a packaging bag is not slipped off from hand fingers.
• the feature of the invention provides a bag including a bag body having first and second sides (lie, lid) to meet each other, and a third side (lie) extending obliquely to the first and second sides (lie, lid) and defining an opening; a spout unit
• the recessed portion (17A, 17B, 18A, 18B) is adjacent to the spout unit (13) .
• the recessed portion (18A, 18B) extends perpendicularly to a diagonal line (L2) extending from the apex
• applying of fingers on respective first and second recessed portions (17A, 17B, 18A, 18B) allows the bag body (11) to be easily held, which facilitates discharge of the content.
• the fingers holding the first and second recessed portions (17A, 17B, 18A, 18B) grasp inwardly of the packaging bag, which widens the spout outlet (13k) of the spout unit (13) and maintains the wide open state.
• a bag 1OA includes a bag body 11, and a spout unit 13 fixed to the bog body 11.
• the bag body 11 is a plane bag having first and second plane portions 11a and lib, with the peripheries Hal and HbI hermetically sealed each other by heat sealing.
• the bag body 11 has an oblique side He as a third side joining the ends of a top side Hc and a lateral side Hd as first and second sides to meet each other.
• the bag body 11 is constituted with laminated films, which may employ anything.
• the laminated films employ, for example, those of a base material layer, an intermediate layer and an innermost layer laminated from outside.
• the base material layer is desirably a film, which has superior printability, and impact resistance such as lunge strength and tensile strength.
• the base material layer employs, for example, a single layer or a laminated layer of a biaxially-oriented film or a uniaxially-oriented film of polyethylene terephthalate, polypropylene, polyamide, ethylene-vinylalcohol copolymer or the like.
• the base material layer employs a film which is vapor-deposited with metal of aluminum or the like or inorganic oxide of oxidized silicon or the like or which is coated with polyvinylidene chloride. Paper or cellophane may be used.
• the intermediate layer is desirably a film having functionalities of oxygen barrier property, water vapor barrier property and tear property according to applications of the bag.
• the intermediate layer employs, for example, a metal foil of aluminum or the like; or the above-described vapor-deposited film or coated film.
• the innermost layer is desirably a film which is capable of thermal adhesive bonding by heat sealing.
• the innermost layer employs, for example, an unoriented film of high-density polyethylene, low-density polyethylene, linear low-density polyethylene, polypropylene or the like.
• the innermost layer may employ a resin layer formed by extruding these resins by extrusion laminating.
• the innermost layer is desirably the same material as that of the spout unit 13 for being bonded to spout unit 13.
• These films employ an adhesive, a thermal adhesiveness resin or the like, and are laminated together by known method.
• the bag is not limited to the bag body 11 of a plane bag, and may employ a standing pouch or the like having a bottom member .
• the bag 1OA includes a spout unit 13 coupled to the bag body 11 and projecting from the oblique side lie of the bag body 11.
• the spout unit 13 employs a resin of polyethylene, polypropylene or the like, and is formed by injection molding.
• the spout unit 13 includes two rectangular first and second sheets 13b and 13c each having an upper side 13d, a left side 13e, a right side 13f and a lower side 13g.
• the first and second sheets 13b and 13c are put on each other.
• the upper side 13d and the left side 13e forms an apex 13a, which constitutes a corner 10b of the bag 1OA.
• the spout unit 13 has the right side 13f and the lower side 13g as peripheral sides positioned in the bag body 11.
• the right side 13f extends obliquely to the upper side 13d.
• the lower side 13g extends obliquely to the left side 13e.
• the right side 13f and the lower side 13g meet each other, and form a diagonal point 13h.
• the diagonal line L2 joining the apex 13a and the diagonal point 13h divides the spout unit 13 in half.
• the first and second sheets 13b and 13c are bonded together on the upper side 13d and left side 13e.
• the spout unit 13 is integrated with the bag body 11 by bonding the first and second sheets 13b and 13c to the inner surfaces of the first and second plane portions 11a and lib of the bag body 11 by heat sealing at the portion of overlapping the first and second sheets 13b and 13c with the bag body 11, respectively.
• the spout unit 13 includes a zipper 15 located inside of the bag body 11.
• the zipper 15 bends, for example, on the diagonal line L2, and is positioned parallel to the right side 13f and the lower side 13g.
• the zipper 15 includes male and female zippers 15a and 15b engaging each other.
• the male and female zippers 15a and 15b are integrally formed on the inner surfaces of the first and second sheets 13b and 13c, respectively.
• the male and female zippers 15a and 15b engage each other for sealing the bag 1OA.
• the spout unit 13 may have a tab 14 provided outside of the bag body 11 and located so as to project outwardly.
• the tab 14 includes first and second tabs 14A and 14B passing through the plane portions 11a and lib of the bag body 11, respectively. Pulling the first and second tabs 14A and 14B outwardly of the bag 1OA allows the male and female zippers 15a and 15b of the zipper 15 to be disengaged each other, which facilitates opening the bag 1OA.
• the spout unit 13 may have a tear portion 13j for separating an apex portion 13a from the portion coupled to the bag body 11.
• the tear portion 13j is positioned coinciding with the oblique side lie of the bag body 11.
• the tear portion 13j extends straight and orthogonally to the diagonal line L2, and reaches the upper side 13d and left side 13e.
• the tear portion 13j is formed, for example, by thinning each thickness of the first and second sheets 13b and 13c, which facilitates tearing off the apex portion 13a from the portion coupled to the bag body 11.
• the tear portion 13j may be formed with a so-called rough surface having an aggregation of fine holes .
• the spout unit 13 maybe formed with cutouts as tearing-off start portions on the extension of the tear portion 13j on the upper side 13d and the left side 13e. They may be combined with each other.
• the inner surfaces or the outer surfaces of the first and second sheets 13b and 13c of the spout unit 13 may be formed between the apex 13a and the diagonal point 13h with fold lines coinciding with the diagonal line L2.
• the fold lines are formed, for example, by thinning each thickness of the first and second sheets 13b and 13c.
• the bag 1OA includes U-shaped first and second recessed portions 17A and 17B which are positioned away from the spout unit 13 and are formed on the top side lie and the lateral side Hd.
• the first and second recessed portions 17A and 17B are positioned adjacently to the right side 13f and the lower side 13g.
• the first and second recessed portions 17A and 17B include first and second leg portions 17a and 17b extending inwardly and perpendicularly from the top side lie and the lateral side Hd, and bow-shaped arch portions 17c joining the first and second leg portions 17a and 17b to each other, respectively.
• the first leg portions 17a are closer to the right side 13f and the lower side 13g than the second leg portions 17b, respectively.
• respective lines of joining two leg portions 17a each other and joining two leg portions 17b each other are, preferably, perpendicular to the diagonal line L2 which joins apex 13a and the diagonal line 13h and divides the spout unit in half. That is because when hand fingers hold the recessed portions 17A and 17B, a force of the hand fingers is applied to the recessed portions 17A and 17B perpendicularly to the diagonal line L2, which facilitates maintaining the spout outlet 13k in a rectangular wide open state.
• the first or top side Hc of the bag body 11 and the upper side 13d of the spout unit 13 constitute the open upper end of the bag 1OA.
• a content is filled from the upper end. After filling, the upper end is bonded by heat sealing, which hermetically seals the bag 1OA.
• the apex portion 13a of the spout unit 13 as the corner 10b of the bag 1OA is cut off along the tear portion 13j, which forms the spout outlet 13k (refer to Fig.2) .
• the tabs 14A and 14B are pulled outwardly, respectively, the engagement of the male zipper 15a and the female zipper 15b of the zipper 15 is released .
• fingers are applied on the recessed portions 17A and 17B, and hold the bag 1OA. These fingers hold the bag 1OA inwardly, which allows the spout outlet 13k of the spout unit 13 to be widened in a rectangle and to be maintained in a wide open state.
• a bag 1OB has features in first and second recessed portions 18A and 18B, and other constituents are similar to those of the bag 1OA according to the first embodiment .
• the V-shaped first and second recessed portions 18A and 18B extend perpendicularly to the diagonal line L2 which joins the apex 13a and the diagonal point 13h and divides the spout unit 13 in half.
• the first and second recessed portions 18A and 18B have first and second leg portions 18a and 18b extending obliquely to the top side lie and the lateral side Hd, respectively.
• the first and second legs 18a and 18b approach each other inwardly of the bag body 11.
• the first legs 18a are closer to the spout unit 13 than the second legs 18b.
• the first legs 18a are parallel to the diagonal line L2 joining apex 13a and the diagonal point 13h.
• the second legs 18b are perpendicular to the diagonal line L2 joining apex 13a and the diagonal point 13h.
• fingers are inserted between the first and second legs 18a and 18b.
• the force is applied perpendicularly to the diagonal line L2 joining the apex 13a and the diagonal point 13h, which facilitates maintaining the spout unit 13k in a rectangular wide open state.
• the recessed portions 17A, 17B, 18A and 18B are not limited to the described U-shape or V-shape, and may have any shapes if they function as means for maintaining the open state. Regarding the positions, a part or all of them may overlap with the spout unit 13.
• the described heat sealing is not limited to heat sealing, and may employ a sealing of using an adhesive or a sealing of hot -melt method. If sealing is possible, any method may be used.
• Fig. 1 is a plane view illustrating a bag according to the first embodiment.
• Fig. 2 is a schematic view illustrating an opened bag.
• Fig. 3 is a plane view illustrating a bag according to the second embodiment. REFERENCE NUMERALS

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Bag Frames (AREA)

Priority Applications (4)

Applications Claiming Priority (2)

Publications (1)

Family

ID=40823200

Family Applications (1)

Country Status (7)

Cited By (3)

Families Citing this family (6)

Citations (5)

Family Cites Families (11)

• 2008
  • 2008-03-04 JP JP2008053540A patent/JP5113559B2/ja active Active
• 2009
  • 2009-02-24 EP EP09717423A patent/EP2247513B1/en not_active Not-in-force
  • 2009-02-24 CN CN2009801075892A patent/CN102015481B/zh not_active Expired - Fee Related
  • 2009-02-24 WO PCT/JP2009/053796 patent/WO2009110398A1/en active Application Filing
  • 2009-02-24 US US12/812,112 patent/US20100290720A1/en not_active Abandoned
  • 2009-03-04 AR ARP090100759A patent/AR070785A1/es not_active Application Discontinuation
• 2011
  • 2011-06-16 HK HK11106215.3A patent/HK1152021A1/xx not_active IP Right Cessation

Patent Citations (5)

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