EP0553413B1 - Sachet refermable - Google Patents

Sachet refermable Download PDF

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Publication number
EP0553413B1
EP0553413B1 EP92119240A EP92119240A EP0553413B1 EP 0553413 B1 EP0553413 B1 EP 0553413B1 EP 92119240 A EP92119240 A EP 92119240A EP 92119240 A EP92119240 A EP 92119240A EP 0553413 B1 EP0553413 B1 EP 0553413B1
Authority
EP
European Patent Office
Prior art keywords
wall
tab
bag
open
blank
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP92119240A
Other languages
German (de)
English (en)
Other versions
EP0553413A1 (fr
Inventor
Günther Schultz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beiersdorf AG
Original Assignee
Beiersdorf AG
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 Beiersdorf AG filed Critical Beiersdorf AG
Publication of EP0553413A1 publication Critical patent/EP0553413A1/fr
Application granted granted Critical
Publication of EP0553413B1 publication Critical patent/EP0553413B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • B65D75/5827—Tear-lines provided in a wall portion
    • B65D75/5833—Tear-lines provided in a wall portion for tearing out a portion of the wall
    • 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
    • B65D27/00—Envelopes or like essentially-rectangular containers for postal or other purposes having no structural provision for thickness of contents
    • B65D27/32—Opening devices incorporated during envelope manufacture
    • B65D27/34—Lines of weakness

Definitions

  • the invention relates to a reclosable packaging bag which is formed by a front wall and a congruent rear wall connected to the front wall in all side regions, a break-open or tear-open flap closing a removal opening formed in the bag wall surface being incorporated in the front wall or rear wall, which is after first release of the removal opening on the bag wall surface is held in a position closing the removal opening, a filling opening being provided for filling the packaging bag before its manufacture, a portion of the removal opening closed by the opening or tear-open tab being inserted in a section of the inside of the package covering tab and arranged on the inner wall surface of the front or back wall of the packaging bag carrying the tearing or tear-open tab and on the inner wall surface of the tearing tab or tear-open tab-receiving wall surface of the packaging bag is fastened by means of an adhesive connection (see DE-A-3 700 988).
  • DE-U-82 12 844 describes a resealable one-piece film bag with a flap and recess in the part of the bag front wall covered by the flap.
  • This resealable bag of rectangular format with a cover flap covering the bag opening consists of a single piece of film which forms its side walls and the bag flap.
  • the piece of film consists of an at least two-layer laminate
  • the first layer of which is biaxially stretch-oriented Film is made of thermoplastic material and the second layer of which consists of synthetic thermoplastic copolymer or a statistical mixture of thermoplastic polymers, the free surface of the first layer forming one outside and the free surface of the second layer forming the second outside of the laminate, and the inside of the
  • the two bag walls formed from the film laminate blank each consist of a second and the outer sides of which consist of the first layer of the same, and the inside of the integral bag overlap adjoining the outer sides of the bag front wall consists of a second laminate layer of the film piece and two opposite side edges of the bag walls are firmly sealed to one another and the seal connection the edge of the overlap of the bag can be pulled open with the outside of the front wall of the bag and the overlap of the bag extends through a parallel to and closely adjacent to its folded edge tucked openable sealing seam is connected to the outside of the bag front wall and the bag has a pressure-sensitive adhesive seam running parallel and at a
  • the two bag walls merge integrally into one another in the region of a fold edge, the fold edge lying opposite the bag opening.
  • the bag overlap is integrally connected to the upper boundary edge of the one bag wall opposite the fold edge on the bag bottom.
  • the rectangular bag overlap covers the mouth opening of its cavity.
  • the inside of the bag overlap is connected to a non-sealable, but sealable outside of the bag front wall by sealing, which can be pulled open without jerking.
  • the bag overlap closing the bag opening is not integrated in terms of area in the bag front wall, but is placed on and glued to the outside of the bag front wall.
  • DE-A-23 34 841 describes a bottom gusset bag made of a composite film, which is composed of at least two layers that differ from one another in terms of material, of which the inner layer consists of a weldable thermoplastic, with two bag walls and a bottom gusset, which together form a W-shaped Cross-section with four foil layers in the bottom fold area and which are connected to one another along their side edges by weld seams.
  • the bag walls In the area of the bottom fold and the two layers of the bottom fold near the side edges, the bag walls have overlapping punched-outs, into the thermoplastic areas of the four film layers surrounding them Inner layers each a part of the plastic is displaced under the action of pressure and heat and these parts are fused together in a welded seam in the punched-out areas.
  • a standing bottom gusset bag is created, in which the lateral ends of the bottom gusset are firmly closed and which can be easily produced.
  • a filling and removal opening formed in the front wall or the rear wall of this bottom gusseted bag, which can be closed by means of an overlapping flap and which enables opening and reclosing, is not provided in this bottom gusset bag design.
  • a tubular bag pack made of flat film made of plastic or the like, material that can be welded and / or glued, with a tube-forming longitudinal seam in one of the two opposing bag walls, a bottom and after filling on the head side of each a cross-weld seam limited filling space and a filling-free upper edge area, which is delimited on the underside by the top seam of the filling space and on the top side by an upper closing cross-weld seam of the pack, and a extending through the opposing bag walls, formed by punching or cutting in the longitudinal median plane of the pack Has grip hole, which is provided with a surrounding its contour, which in turn has a contour-like grip hole reinforcing strips made of plastic, weldable and / or gluable material, the reinforcing strip having a length that is the same as the length of the pack, and in the above eren end seam of the pack and in the top seam and in the bottom seam of the filling space is also known
  • the longitudinally seam-free bag wall is provided with the reinforcement strip, which is formed by a separate reinforcement band, which runs in the area between the upper end seam of the pack and the top seam and the bottom seam of the filling space without connection to the longitudinal seam-free bag wall.
  • a tubular bag pack designed in this way is intended to provide a high degree of load-bearing capacity of the bag pack in the grip hole area with low material consumption for the reinforcement strip associated with the longitudinally seam-free bag wall in conjunction with the tube-forming longitudinal seam contained in the other bag wall, which in turn exerts a stiffening effect on the bag pack in this bag wall , exhibit.
  • a multiple reclosing of a removal opening by means of a closure flap is not provided here.
  • DE-U-89 08 343 shows goods packaging, in particular for shop-in-shop shops.
  • the goods package consists of a bag-like container with a filling opening that can be closed after the goods have been inserted and cannot be opened without destroying the packaging.
  • the bag-like container has a closure flap which can be folded over the filling opening and has an adhesive track covered by a removable protective layer and on one of its other closed sides an attachment with a carrying handle.
  • This product packaging is designed like a carrier bag, but in contrast to the other carrier bags it is provided with a closable filling opening.
  • This goods packaging is such that the bag-like container kept in stock at the sales stand is removed from the stock, the goods through the filling opening in the bag-like container is inserted, then the protective layer, for example a cover strip, is pulled off the closure flap, the closure flap is folded over and pressed onto the container in the region of the adhesive track. Since a pressure sensitive adhesive with such a strong affinity is used for attaching the closure flap to the container itself that the tear resistance in the bonded area is greater than the tear resistance of the material from which the container is formed, the bag-like container cannot be inserted after the goods have been inserted opened more without destroying the container. In this product packaging, too, there is no closure flap which can be used to close the filling and removal opening and which allows the removal opening to be closed again after the container has been opened.
  • the protective layer for example a cover strip
  • DE-A-3 700 988 describes a packaging made of a thermoplastic film, in which a tear-open flap is formed in one of the packaging walls and closes a removal opening provided in the packaging wall.
  • a hand-operated tear-open weakening line for opening the packaging is present in the pack wall, which is arch-shaped and thus forms a door in the pack wall with a hand-grip tab that is on the inside or outside, especially in the area of the weakening line, of one Covering film is covered, which is connected by adhesive to the film wall having the weakening line.
  • the tear-open door is provided with a cover film which is provided on the outside of the handle or on the inside of the handle tab. This cover film is bonded to the packaging wall having the weakening line.
  • a permanent adhesive is used as the adhesive connection, which allows the repeated opening and closing of the Door made possible by gluing to the packaging.
  • the re-closing of the removal opening takes place in this known packaging by gluing the door to the packaging wall using a permanently elastic adhesive which is attached in such a way that the door is held with or without a cover film on the packaging surface, so that after each opening operation of the door this is achieved by Cover film and the adhesive application to close the removal opening is attached to the package wall.
  • a flap-holding blank, behind which the tear-open tab engages to reclose the removal opening and which secures it against lifting off in its closed position, is not provided in this packaging.
  • the tear-open door is held on the pack wall by means of a permanently elastic adhesive.
  • the grip tab on the door is raised and the door is torn open in the area of the weakening line, with the proviso that when this opening is opened, the cover film connected to the door also comes out.
  • the flange-like edge of the cover film protruding beyond the door is pressed inwards, so that the opening edge of the door is overlapped from the inside by the cover film.
  • a permanent adhesive can be attached in the area of the cover film which adjoins the handle tab, which enables the door to be locked repeatedly.
  • FR-A-1 545 758 describes a folding packaging in which the main surface forming the front surface of the packaging is rectangular and is provided with foldable side surfaces on all four edges, at least one of which has an indentation formed as a tear-open tongue on its inwardly projecting edge and has embossed or perforated lines extending from the tear-open tongue to facilitate tearing.
  • One of the side surfaces which can be folded in laterally is provided with adhesive edges, the tear-open tongue on an edge which projects inwards from the folded edge of that with adhesive edges provided side surface opposite side surface is arranged such that it lies outside the adhesive edges.
  • This folding packaging is constructed in the manner of an envelope, with two opposite side surfaces, folded onto the main surface forming the front surface of the packaging, being connected to one another by a separating strip.
  • the folding packaging consists of a rectangular base area with a viewing window and of two side faces which can be folded open and folded along the longitudinal edges of the main area, one of these side faces being provided with two dividing lines to form a triangular tear-open tab and held on the other side face by means of an adhesive connection is.
  • the tear-open tab is raised by means of a grip section which can be gripped by means of the fingers of one hand, a triangular removal opening is exposed.
  • the wall blanks forming the front and rear walls are not congruent, especially since the rear wall is formed by two overlapping sections.
  • the invention has for its object to provide a dustproof and theft-proof, tubular packaging bag with a tamper-evident closure, which enables the removal opening covered by the tamper-evident closure to be reclosed, which can be shaped and filled by hand or by machine.
  • a packaging bag designed in this way according to the invention enables dust-protected and theft-proof accommodation in the interior of the packaging bag. Since the tamper-evident seal is designed in the form of a tear-open or tear-open tab in the front wall or the rear wall of the packaging bag, this tamper-evident seal is retained even when the packaging bag has been filled.
  • the packaging bag is filled via a separate filling opening, which can be found in one of the Side walls of the packaging bag after its formation is formed by folding a corresponding folding blank and which is closed after the packaging bag has been filled.
  • the tamper-evident or tear-open tab forming the tamper-evident seal is integrated into the wall surface of the packaging bag, so that the surface of the tamper-evident or tear-open tab merges smoothly into the front wall or rear wall surface of the packaging bag. This configuration avoids snagging and thus inadvertent tearing open of the tear-open or tear-open tab during the transport of packaging bags.
  • the resealability of the packaging bag is achieved with simple technical means, namely in the form of a tab-holding cut arranged in the area of the removal opening for the goods to be packaged, which is fixedly arranged on the one side on the lug-free packaging bag wall and is square-shaped and which overlaps a section of the removal opening so that after loosening of the tamper-evident closure, the break-open or tear-open tab can be pushed under the tab-holding blank so that the break-open or tear-open tab the tab-holding blank reaches under and closes the removal opening.
  • opening and closing is possible in a large number of operations without the packaging bag being damaged or destroyed, even if it consists of thin paper.
  • the tab holding blank for the tear-open or tear-open tab is an integral part of the folding blank of the packaging bag, then the tab-holding blank under which the tear-open or tear-open tab is gripped is folded as a tab on the front or rear wall of the packaging bag, which is free of tear-open or tear-open tabs, and on the inside wall surface of the the wall of the packaging bag receiving the break-open or tear-open tab is fastened by means of an adhesive connection.
  • the packaging bag can also be made from very thin material, such as paper. Its production is economical, especially since it can be filled by hand and also by machine.
  • the folding blanks provided for the production of the packaging bag are designed in such a way that they can also be mechanically shaped and folded into the packaging bag, with the possibility of using folding blanks in which the prerequisites for a tearing-open or tear-open flap are provided only by providing an appropriate separating perforation be created. This makes it possible to combine a plurality of folding blanks designed in this way in a band, to keep them in the form of rolls and to carry out corresponding shaping and folding for the production of the corresponding packaging bags.
  • 1 and 2 is in the form of a bag with a front wall 11 and a rear wall 12, the rear wall 12 or the like in three side regions 13, 14, 15 with the front wall 11 by means of an adhesive connection or via heat sealing . is connected, while in the fourth side area 16 a filling opening which can be firmly closed by means of a sealing flap 18 is provided after the packaging bag 10 has been filled.
  • a tear-open or tear-open tab 20 is incorporated, which has a separating perforation 22 is connected to the wall surface of the front wall 11 or the rear wall 12 and is thus an integral part of the corresponding wall (FIGS. 3 and 4).
  • This break-open or tear-open tab 20 covers a removal opening 25 formed in the front wall 11 or the rear wall 12.
  • a flap holding blank 30 is provided, which is folded onto the front wall 11 or the rear wall 12 at its lower edge and thus in the area the removal opening 25 is arranged so that this removal opening 25 is covered in sections by the tab holding blank 30, so that when the opening or tear-open tab 20 is removed to close the removal opening 25, the opening or tear-open tab is inserted so that it engages under the tab holding blank.
  • the section covered the removal opening 25 by the tab-holding blank 30 is designated by 21 (FIG. 3).
  • a tab 30 ' is used as the tab-holding blank 30, which is on the front wall 11 or rear wall free of break-open or tear-open tabs 12 of the packaging bag 10 is folded and is fastened to the inner wall surface of the wall 11 or 12 of the packaging bag 10 receiving the tear-open or tear-open tab 20 by means of an adhesive connection 26.
  • the tab 30 'forming the tab holding blank 30 is an integral part of the packaging bag 10 or the Folded blank from which the packaging bag 10 is formed and formed, and has the function of a tab holding blank.
  • the tab holding blank 30 can be rectangular.
  • the tear-open or tear-open tab 20 is connected via a separating perforation 22 to that wall of the packaging bag 10 in which the removal opening 25 is provided.
  • a separating perforation 22 to that wall of the packaging bag 10 in which the removal opening 25 is provided.
  • the removal opening 25 is provided in the rear wall 12 of the packaging bag 10 with the tear-open or tear-open tab 20 covering it.
  • the tear-open or tear-open tab 20 preferably consists of a trapezoidal blank 20a with conical side edges 20b, 20c and a lower side edge 20d connecting these side edges 20b, 20c (FIGS. 3 and 4).
  • the tear-open or tear-open tab 20 can also have a different shape; they and the removal opening 25 have the same shape.
  • This tear-open or tear-open tab 20 is by means of its three side edges 20b, 20c, 20d over the separating perforation 22 is connected to the surface of the wall 11 or 12 of the packaging bag 10 which has the tear-open or tear-open tab 20, the blank 20a forming the tear-open or tear-open tab 20 having a fourth side edge 20e adjacent to the upper edge 13a of the packaging bag 10 whose wall 11 or 12 is folded.
  • the tab-holding blank 30 as well as all other parts of the packaging bag 10 are preferably made of paper, so that the empty packaging bags can be easily disposed of. However, there is also the possibility of forming the tab holding blank 30 from film or another suitable material.
  • the packaging bag 10 with its front wall 11 and its rear wall 12 consists of two wall blanks 111, 112 combined to form a folding blank 50, of which the wall blank 111 forms the front wall 11 and the wall blank 112 forms the rear wall 12.
  • the removal opening 25, which is covered and closed by means of the tear-open or tear-open tab 20, is formed in the wall blank 112.
  • the two wall cuts 111, 112 are connected to one another via a fold line 113 and are congruent so that when the wall cut 112 is folded around the fold line 113 in the direction of arrow X, this wall cut 112 then lies on the wall cut 111 (FIG. 3).
  • Each wall cut 111, 112 forming the packaging bag 10 is rectangular; however, the wall cuts 111, 112 can also e.g. have a square shape.
  • an opening remains in the side area 14, which is used to fill the packaging bag 10.
  • This filling opening can be closed by means of a closure flap 18, which is folded onto the wall cut 111 of the packaging bag 10, which is opposite the wall cut 112 having the tear-open or tear-open flap 20, the closure flap 18 via a fold line 18 'with the wall cut 111 and in folded state of the wall blanks 111, 112 is connected via an adhesive connection 19 on the outer wall surface of the wall blank 112 (FIGS. 3 and 4).
  • the packaging bag 10 has an upper tab-shaped section 40 with a suspension device 41, which is designed as a slotted perforation 42 or round perforation (FIGS. 1 and 2).
  • This tab-shaped section 40 is firmly connected to the two wall sections or only to one of the two wall sections 111, 112 of the packaging bag 10.
  • the tab-shaped section 40 is connected to the suspension device 41 via a separating perforation 43 with the two wall cuts 111, 112 of the packaging bag 10, the tab-shaped section 40 also being connected to the folding blank forming the packaging bag 10 by means of point bonding (FIG. 4) .
  • the tab-shaped section 40 with the suspension device 41 consists of two congruent partial blanks 40a, 40b which can be connected to one another by means of an adhesive or welded connection and which are connected to the wall blanks 111, 112 via the separating perforation 43.
  • the tab-shaped section 40b is Section 40, a further flap 40c is folded over a fold line 113b, so that after the two wall blanks 111, 112 have been folded together, the two partial sections 40a, 40b then lie one on top of the other and, after being folded over, the fold line 113b of the flap 40c is then fastened to the outer wall surface of the wall blank 112 becomes.
  • the sections 40a, 40b and also the tab 40c are, as far as the slot perforation 42 is concerned, of the same contour, so that in the final state of the packaging bag, the slot perforations of the sections 40a, 40b and the tab 40c lie on top of one another in the same manner.
  • the folding line 113 between the two wall sections 111, 112 is extended into the region of the two sections 40a, 40b as a folding line 113a, so that when the two wall sections 111, 112 are placed one on top of the other, the sections 40a, 40b also follow this folding process (FIG. 3).
  • the separating perforation 22 is U-shaped to form a retaining web 23 formed in the wall cut surface.
  • the wall blank 112 carrying the tear-open or tear-open tab 20 is provided on the inside wall with an adhesive application 26 for the removal opening 25 covered by the tear-open or tear-open tab 20, which tabs cover this section-wise section after folding the two wall blanks 111, 112 into the shape of the packaging bag 10 is held on the inside on the inner wall surface 12a of the wall blank 112 having the ripping or tearing tab 20 (FIG. 3).
  • the creation of the packaging bag 10 from the folding blank 50 with or without an upper tab-shaped section with a hanging device 41 is carried out like this is shown below on a folding blank 50 with a suspension device.
  • the starting point is the folding blank 50 (FIG. 3), on the inner wall surface 12a of the wall blank 112 of which the tab holding blank 30 is glued.
  • the adhesive application provided for fastening the tab holding blank 30 is indicated at 26 in FIG. 4.
  • the tab 40c is folded over and glued.
  • Adhesive coatings are then applied thereon, a first adhesive coating 19 being applied to the outside of the flap 18a folded over and a second adhesive coating being applied in the upper region to the flap 40c which has been folded in.
  • a third adhesive coating extends below the tab 40c and above the end portion of the tear-open or tear-open tab 20 folded onto the wall blank 112, so that the third adhesive coating extends in strips over both wall blanks 111, 112.
  • the wall blank 112 is then folded onto the wall blank 111 and the two wall blanks 111, 112 are firmly connected to one another by means of the adhesive coatings, so that ultimately only the filling opening is still unclosed.
  • the closure flap 18, which is provided with the adhesive coating 19 is then glued to the outer wall surface of the wall blank 112 and to the wall blank 112.
  • the flap 30 ' is folded onto the wall blank 111 as a flap holding blank 30, then the flap 30' is folded in when folded, which is dimensioned so long that this flap 30 'with its free end 30a' in the region of the removal opening 25 or the tear-open or tear tab 20 comes to rest, so that a section of this removal opening 25 is covered so that after opening the packaging bag 10 by separating the break-open or tear-open tab 20 from its wall blank 112, it can be reinserted under the tab 30 'such that the removal opening 25 is closed.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)
  • Packages (AREA)
  • Buffer Packaging (AREA)
  • Cartons (AREA)

Claims (14)

  1. Sachet refermable qui est formé par une paroi antérieure (11) et une paroi arrière (12) qui coïncide, reliée dans toutes les zones latérales à la paroi antérieure (11), une languette à ouvrir par force ou à déchirer (20) qui ferme une ouverture de prélèvement (25) ménagée dans la surface de la paroi du sachet étant incorporée à la paroi antérieure (11) ou à la paroi arrière (12), languette qui, après le premier déblocage de l'ouverture de prélèvement (25), est maintenue sur la surface de la paroi du sachet dans une position qui ferme l'ouverture de prélèvement (25), une ouverture de remplissage étant prévue pour le remplissage du sachet avant sa fabrication, une découpe de maintien de languette (30) étant placée sur la face intérieure de l'emballage dans une zone partielle de l'ouverture de prélèvement (25) fermée par la languette à ouvrir par force ou à déchirer (20), découpe qui recouvre cette ouverture dans une section (21), qui repose sur la face de paroi intérieure de la paroi antérieure ou arrière (11 ; 12) du sachet qui porte la languette à ouvrir par force ou à déchirer (20) et qui est fixée à la paroi de face intérieure de la surface de la paroi du sachet d'emballage (10) qui recoit la languette à ouvrir par force ou à déchirer (20) au moyen d'un assemblage collé (26), caractérisé en ce que la découpe de maintien de languette (30) est placée de manière fixe à une extrémité sur la paroi du sachet d'emballage qui n'a pas de languette, qu'elle est carrée et que la languette à ouvrir par force ou à déchirer (20), séparée de la paroi antérieure (11) ou arrière (12), est glissée en dessous de la découpe de maintien de languette (30), du côté de la face intérieure de l'emballage, dans sa position qui referme l'ouverture de prélèvement (25), la découpe de maintien de languette (30), en dessous de laquelle la languette à ouvrir par force ou à déchirer (20) est glissée, étant pliée comme languette (30') sur la paroi antérieure ou arrière (11 ; 12) exempte de languette à ouvrir par force ou à déchirer du sachet (10).
  2. Sachet refermable selon la revendication 1, caractérisé en ce que la découpe de maintien de languette (30), en dessous de laquelle la languette à ouvrir par force ou à déchirer est glissée, est rectangulaire.
  3. Sachet refermable selon l'une des revendications 1 et 2, caractérisé en ce que la languette à ouvrir par force ou à déchirer (20) est constituée par une découpe trapézoïdale (20a) avec des bords latéraux (20b, 20c) coniques l'un vers l'autre et un bord latéral (20d) qui relie ceux-ci l'un à l'autre et est reliée au moyen des trois bords latéraux (20b, 20c, 20d) par une perforation de séparation (22) à la surface de la paroi (11 ; 12) du sachet d'emballage qui présente la languette à ouvrir par force ou à déchirer (20), la découpe (20a) qui forme la languette à ouvrir par force ou à déchirer (20) étant pliée avec un quatrième bord latéral (20e) au voisinage de l'arête supérieure (13a) du sachet d'emballage sur sa paroi (11 ; 12).
  4. Sachet d'emballage refermable selon l'une des revendications 1 à 3, caractérisé en ce que la découpe de maintien de languette (30) est en papier, en feuille ou en un autre matériau approprié.
  5. Sachet d'emballage refermable selon l'une des revendications 1 à 4, caractérisé en ce que le sachet d'emballage est constitué par deux découpes de paroi (111, 112), qui forment sa paroi avant (11) et sa paroi arrière (12), qui sont reliées l'une à l'autre par une ligne de pliage (113).
  6. Sachet d'emballage refermable selon la revendication 5, caractérisé en ce que chaque découpe de paroi (111 ; 112) qui forme le sachet d'emballage est rectangulaire ou carrée.
  7. Sachet d'emballage refermable selon l'une des revendications 1 à 6, caractérisé en ce que l'ouverture de remplissage peut être fermée au moyen d'une languette de fermeture (18) qui est pliée sur la découpe de paroi (111) du sachet d'emballage qui est en face de la découpe de paroi (112) qui présente la languette à ouvrir par force ou à déchirer (20), la languette de fermeture (18) étant reliée à la découpe de paroi (112) par un assemblage collé (19).
  8. Sachet d'emballage refermable selon l'une des revendications 1 à 7, caractérisé en ce que le sachet d'emballage présente une section supérieure (40) en forme de languette avec un dispositif d'accrochage (41) qui est configuré comme un perçage de trou en fente (42) ou comme perçage de trou rond.
  9. Sachet d'emballage refermable selon la revendication 8, caractérisé en ce que la section supérieure en forme de languette (40) est reliée de manière fixe à l'une ou aux deux découpes de paroi (111, 112) du sachet d'emballage.
  10. Sachet d'emballage refermable selon la revendication 8, caractérisé en ce que la section supérieure en forme de languette (40) est reliée par une perforation de séparation (43) aux deux découpes de paroi (111, 112) du sachet d'emballage.
  11. Sachet d'emballage refermable selon l'une des revendications 1 à 10, caractérisé en ce que le sachet d'emballage est constitué par une découpe pliante (50), qui est constituée par les découpes de paroi (111, 112) qui forment la paroi antérieure (11) et la paroi arrière (12) du sachet d'emballage, découpes qui sont reliées l'une à l'autre par une ligne de pliage (113) qui passe dans le sens longitudinal de la découpe et dont l'une (112) des deux découpes de paroi (111, 112) est équipée de la languette à ouvrir par force ou à déchirer (20) qui est reliée par la perforation de séparation (22) à la découpe de paroi (112) et qui présente la forme d'un trapèze, la perforation de séparation (22) étant en forme d'U en formant une nervure de retenue (23) formée dans la surface de la découpe de la paroi, et que la découpe de paroi (112), qui présente la languette à ouvrir par force ou à déchirer (20), est équipée sur la face de paroi intérieure d'un enduit de colle (26) pour la découpe de maintien de languette qui recouvre par section l'ouverture de prélèvement (25) recouverte par la languette à ouvrir par force ou à déchirer (20), découpe qui est pliée sur le petit côté inférieur de la découpe de paroi (111) et qui est maintenue, après avoir déplié les deux découpes de paroi (111, 112) pour avoir la forme du sachet d'emballage (10), en reposant à l'intérieur sur la face de paroi intérieure (12a) de la découpe de paroi (112) qui présente la languette à ouvrir par force ou à déchirer (20).
  12. Sachet refermable selon la revendication 8, caractérisé en ce que la section en forme de languette (40), qui présente le dispositif d'accrochage (41), est reliée par un collage par points à la découpe pliante (50).
  13. Sachet refermable selon la revendication 8, caractérisé en ce que la section en forme de languette (40) avec le dispositif d'accrochage (41) est constituée par deux découpes partielles (40a, 40b) qui coïncident, qui peuvent être reliées l'une à l'autre par un assemblage collé ou soudé, qui sont maintenues l'une à côté de l'autre sur les découpes de paroi (111, 112).
  14. Sachet d'emballage refermable selon l'une des revendications 1 à 13, caractérisé en ce que le sachet d'emballage (10) ou la découpe pliante (50) est constitué par du papier, une feuille composite de plastique et papier ou par une feuille de plastique.
EP92119240A 1992-01-31 1992-11-11 Sachet refermable Expired - Lifetime EP0553413B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4202685 1992-01-31
DE4202685A DE4202685A1 (de) 1992-01-31 1992-01-31 Wiederverschliessbarer verpackungsbeutel

Publications (2)

Publication Number Publication Date
EP0553413A1 EP0553413A1 (fr) 1993-08-04
EP0553413B1 true EP0553413B1 (fr) 1996-08-07

Family

ID=6450631

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92119240A Expired - Lifetime EP0553413B1 (fr) 1992-01-31 1992-11-11 Sachet refermable

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EP (1) EP0553413B1 (fr)
AT (1) ATE141087T1 (fr)
DE (2) DE4202685A1 (fr)
ES (1) ES2090457T3 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29500983U1 (de) * 1995-01-23 1995-04-20 J. G. Hambrock-Edition, 20537 Hamburg Briefumschlag
DE19504062C2 (de) * 1995-02-08 1998-06-04 Rovema Gmbh Beutel mit einer Produktentnahmeöffnung und einer die Produktentnahmeöffnung verschließenden Verschlußfolie und Verfahren zur Herstellung des Beutels
DE19755502A1 (de) * 1997-12-13 1999-06-24 Beiersdorf Ag Wiederverschließbare Verpackung
TR200100034T2 (tr) * 1998-07-08 2001-05-21 Flexipol Packaging Limited Kolayca açılabilen yapıda torbalar
US6599016B1 (en) 2002-02-14 2003-07-29 Stone Container Corporation Pinch bottom bag with tear strip
US8534535B2 (en) * 2009-11-10 2013-09-17 Victor Envelope Manufacturing Corporation Envelope with sealed display rack hole
US20220032572A1 (en) 2020-07-30 2022-02-03 Pratt Corrugated Holdings, Inc. Sheet with cushioning inserts
CN111824579A (zh) * 2020-08-06 2020-10-27 上海鸿研物流技术有限公司 排放系统及其挤推器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB216333A (en) * 1923-08-14 1924-05-29 John Berry List Improvements in envelopes or containers for letters and the like
DE735296C (de) * 1940-07-21 1943-05-12 Alfred Winkler Verfahren zum Herstellen von Versandhuellen
US3096922A (en) * 1960-12-06 1963-07-09 Paul J Graybill Dispensing containers
US3173603A (en) * 1963-02-01 1965-03-16 Alfred H Neuman Envelope or bag with self-contained opener
DE1926679U (de) * 1965-06-22 1965-11-04 Ernst Wolf K G Aufhaengevorrichtung fuer gut aufnehmende beutel, vorzugsweise aus kunststoffolie.
FR1545758A (fr) * 1966-09-19 1968-11-15 Emballage pliable
DE7011579U (de) * 1970-03-28 1970-07-02 Flora Saemereien Hans Mayer Verpackungsbeutel fuer saemereien oder dergleichen.
DE3700988A1 (de) * 1987-01-15 1988-07-28 Sengewald Karl H Verpackung aus thermoplastischer kunststoffolie
DE3835721A1 (de) * 1988-10-20 1990-05-03 Tscheulin Aluminium Verfahren zum herstellen von wiederverschliessbaren verpackungs-beuteln sowie danach hergestellte verpackungs-beutel
SE463666B (sv) * 1989-10-04 1991-01-07 Lars Andersson Aaterfoerslutbar dispenserfoerpackning
DE9003401U1 (de) * 1990-03-23 1990-05-31 CITO-Kunststoffe und Verpackungsfolien GmbH, 4802 Halle Wiederverschließbarer Beutel
DE9202604U1 (de) * 1992-02-28 1992-04-09 A.W. Faber-Castell Unternehmensverwaltung GmbH & Co, 8504 Stein Wiederverschließbare Faltschachtel

Also Published As

Publication number Publication date
ATE141087T1 (de) 1996-08-15
DE4202685A1 (de) 1993-08-05
ES2090457T3 (es) 1996-10-16
DE59206869D1 (de) 1996-09-12
EP0553413A1 (fr) 1993-08-04

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