WO2023169873A1 - Dispositif et procédé de fabrication de contenants d'emballage - Google Patents

Dispositif et procédé de fabrication de contenants d'emballage Download PDF

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Publication number
WO2023169873A1
WO2023169873A1 PCT/EP2023/054976 EP2023054976W WO2023169873A1 WO 2023169873 A1 WO2023169873 A1 WO 2023169873A1 EP 2023054976 W EP2023054976 W EP 2023054976W WO 2023169873 A1 WO2023169873 A1 WO 2023169873A1
Authority
WO
WIPO (PCT)
Prior art keywords
station
processing section
rotation
material web
intermediate products
Prior art date
Application number
PCT/EP2023/054976
Other languages
German (de)
English (en)
Inventor
Ernst August Vormwald
Original Assignee
Winkler + Dünnebier Gmbh
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 Winkler + Dünnebier Gmbh filed Critical Winkler + Dünnebier Gmbh
Publication of WO2023169873A1 publication Critical patent/WO2023169873A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/02—Feeding or positioning sheets, blanks or webs
    • B31B70/04—Feeding sheets or blanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/005—Making flexible containers, e.g. envelopes or bags involving a particular layout of the machinery or relative arrangement of its subunits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/02—Feeding or positioning sheets, blanks or webs
    • B31B70/10—Feeding or positioning webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
    • B31B70/146—Cutting, e.g. perforating, punching, slitting or trimming using tools mounted on a drum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
    • B31B70/148—Cutting-out portions from the sides of webs or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
    • B31B70/16—Cutting webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/25—Surface scoring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/26—Folding sheets, blanks or webs
    • B31B70/36—Folding sheets, blanks or webs by continuously feeding them to stationary members, e.g. plates, ploughs or cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/60—Uniting opposed surfaces or edges; Taping
    • B31B70/61—Uniting opposed surfaces or edges; Taping by applying or securing strips or tape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/60—Uniting opposed surfaces or edges; Taping
    • B31B70/62—Uniting opposed surfaces or edges; Taping by adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/74—Auxiliary operations
    • B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
    • B31B70/813—Applying closures
    • B31B70/8134—Applying strings; Making string-closed bags
    • B31B70/8135—Applying strings; Making string-closed bags the strings being applied in the machine direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2155/00—Flexible containers made from webs
    • B31B2155/001—Flexible containers made from webs by folding webs longitudinally
    • B31B2155/0012—Flexible containers made from webs by folding webs longitudinally having their openings facing in the direction of movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2160/00—Shape of flexible containers
    • B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
    • B31B2160/106—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents obtained from sheets cut from larger sheets or webs before finishing the bag forming operations

Definitions

  • the invention relates to a device and a method for producing packaging containers, in particular shipping bags.
  • Packaging containers particularly in the form of shipping bags, also called shipping bags, are known in the prior art. They usually have a front wall, a rear wall, a bottom or a bottom flap and a typically tab-shaped closure flap.
  • the front wall and the back wall can be connected to one another via one or two side gussets. But there are also variants without such side folds.
  • Various designs are used for the floor, from a simple floor flap to so-called cross floors and other variants.
  • the object of the present invention is to be able to produce as many of the above-mentioned types and/or formats of packaging containers, in particular shipping bags, as possible with a single type of machine, preferably with one and the same machine, with as few configuration changes as possible, ideally a change during ongoing operation is possible.
  • a suitable device and a manufacturing process that can be carried out with it should be specified.
  • a device for producing packaging containers with a first processing section having a number of processing stations, which is designed to process a coherent material web, with a separating station being arranged at the end of the first processing section, in which the material web is separated into separate intermediate products , and with a second processing section having a number of processing stations, which is designed to process the intermediate products, wherein the first and second processing sections are arranged one behind the other along a transport direction, and wherein a rotating station is arranged within the second processing section, which rotates the intermediate products by one predetermined angle of rotation rotates about an axis of rotation perpendicular to the transport direction.
  • a material web is first processed in a first processing section with continuous feed along a transport direction, the material web is then separated into separate intermediate products in a separation station, then the intermediate products in a second processing section, preferably with continuous feed , are processed, the intermediate products being rotated within the second processing section in a rotating station by a predetermined angle of rotation about an axis of rotation perpendicular to the transport direction before processing takes place in further processing stations.
  • the invention is based on the idea that, for efficient production of large quantities, the entire manufacturing process should, if possible, be carried out “inline” with processing stations that carry out partial steps and are set up one after the other along a constant transport direction (usually the longitudinal direction of the machine), so that an essentially continuous , uninterrupted or uniformly clocked feed of the material web to be processed and the intermediate products derived from it can take place.
  • the individual processing stations are accordingly advantageously designed for a continuous feed of material.
  • the rotating station which is preferably arranged directly after the separation station, i.e. immediately after the transition from web to individual piece processing, the alignment of the intermediate products is adjusted in such a way that the subsequent individual Piece-based processing stations with a simple design enable efficient process flows.
  • the device is advantageously designed in such a way that the material web and the flat intermediate products are guided in a working plane and the axis of rotation runs perpendicular thereto.
  • the working plane is preferably aligned horizontally and the axis of rotation is vertical.
  • the angle of rotation is advantageously 90° in order to bring about a change from a longitudinal to a transverse orientation in rectangular packaging containers.
  • other angles can also be advantageous for non-rectangular formats.
  • the first processing section comprises a creasing station for introducing longitudinal grooves into the material web, a shape cutting station for making lateral incisions in the material web to form side flaps and a folding station for folding over the side flaps.
  • the second processing section preferably comprises a creasing station for introducing grooves into the respective intermediate product to form a bottom flap and a folding station for folding over the bottom flap.
  • the turning station is preferably arranged at the beginning of the second processing section, i.e. in front of all other processing stations.
  • the second processing section has a strip application station for applying at least one cover strip covering a glue application and a tear strip to a closure flap.
  • a particularly compact and efficient design is achieved by using the strip application station for simultaneous, parallel application of at least one covered covering strip and a tear strip are designed for the closure flap.
  • FIG. 1 a schematic view of a device for producing shipping bags (in the upper part) and an associated overview of processing steps based on the processed product (in the lower part), and
  • FIG. 2 to 5 different cutting and folding patterns of shipping bags, which are made with a device according to FIG. 1 can be produced.
  • FIG. 1 machine, system or device 2 shown schematically in a side view is used for the production of mailing bags 4, whereby a plurality of mailing bag types and/or formats can preferably be produced on one and the same device 2 with as few configuration changes as possible, as will be explained in more detail below .
  • the shipping bags 4 are separated from a flat material web 6, in particular paper, kraft paper, cardboard, cardboard or functionally equivalent and sufficiently tensile materials, and brought into a form ready for sale by folding and gluing.
  • the respective shipping bag 4 in the ready-to-sell form typically has a front wall 10, a rear wall 12, a bottom or a bottom flap 14 and a preferably tab-shaped closure flap 16, preferably on the side opposite the bottom flap 14, on.
  • side walls or side folds may also be present to increase the enclosed volume (not explicitly shown in FIG. 1).
  • the material is transported in various processing stages continuously along a transport direction 18, namely preferably in a straight line in the longitudinal direction of the machine. Across all processing stages - from the supply of the material web 6 to the storage stack 20 for the end product - the material is preferably transported continuously in the transport direction 18, here in the example from right to left.
  • the processing status present at the respective longitudinal position of the device 2 is shown enlarged based on a top view of the material web 6 or of the shipping bag 4 being created.
  • the starting point of the process is on the far right in FIG. 1 the unwinding station 22 with the supply roll or material roll 24, from which the material web 6 (short: web) is unwound and fed to the subsequent processing stations or units via a number of transport and/or deflection rollers or rollers.
  • the material web 6 is aligned along the longitudinal direction of the device 2, namely in a horizontal position. The horizontal alignment is maintained throughout the rest of the editing process.
  • the unwinding station 22 is preferably designed as an automatic unwinder, so that continuous production is possible even during roll changes.
  • the material web 6 is longitudinally grooved with the aid of creasing knives or the like, i.e. provided with a groove 28.
  • a groove 28 the aid of creasing knives or the like, i.e. provided with a groove 28.
  • two spaced-apart longitudinal grooves are created, which delimit the front wall 10 (here with the inside on top) of the later shipping bag 4 from two external tabs or side flaps 30.
  • the side flaps 30 are later folded over or folded at the longitudinal grooves so that they both form the rear wall 12 of the shipping bag 4 together.
  • the width of the side flaps 30 in the cross-machine direction 32 is dimensioned such that they overlap each other after being folded over. In addition to the two in FIG.
  • the creasing station 26 is preferably designed and equipped with appropriately controllable or selectable or, if necessary, switchable creasing knives or the like so that both shipping bags 4 can be produced with and without side walls or gussets.
  • the desired edge contours for the closure flap 16 and/or bottom flap 14 to be formed later in the process are cut out of the material web 6 by means of suitable shape cuts 36. These are preferably lateral incisions.
  • the shape cutting station 34 is preferably equipped with cutting knives that can be suitably controlled or selected or switched on if necessary.
  • the material web 6 can simply be perforated, with the areas delimited by perforation being separated out later in the process. Depending on the pattern, there may be no cuts on the side of the panel.
  • any side cuts in the shape cutting station 34 therefore preferably leave the later front wall 10 of the shipping bag 4 intact, i.e. only extend up to a maximum of the associated Ri Hung 28.
  • the tabs or side flaps 30 are then folded or folded over in the folding station 38 along the previously created longitudinal grooves to form the rear wall 12 and, if present, the side walls or side folds of the shipping bag 4.
  • folding knives 39 or folding loops or The like is used, which lifts the edge of the passing web and folds the side flaps 30 as desired.
  • the overlap region of the side flaps 30 is also provided with a preferably strip-shaped glue application 40 during folding and is preferably glued or glued by pressing together, so that a closed cover with a glued back wall 12 (now on top) is formed.
  • the glue application can also take place in a dedicated glue station or the like before passing through the folding station 38.
  • the separation station 42 Only now, in the separation station 42, are the sleeve-like web sections of the desired length separated at the intended separation points by cutting knives or the like and thereby separated into separate intermediate products in the form of mailing bag blanks.
  • separated intermediate products are formed, each with a leading bottom flap 14 and a trailing closure flap 16 in the area of the previously made side incisions.
  • the role or arrangement of the bottom flap 14 and the closure flap 16 can be reversed.
  • the separating cut 44 can be a straight cut transverse to the transport direction 18, i.e. in the transverse machine direction 32.
  • the separating cut 44 can be a straight cut transverse to the transport direction 18, i.e. in the transverse machine direction 32.
  • more complex cutting lines can also be achieved.
  • a corresponding perforation of the web can first take place there, which is then torn apart, for example by accelerating the running web section relative to the trailing web section.
  • the perforation line in this case is a procedural precursor or initiator of the dividing line.
  • the separated mailing bag blanks are transferred to a rotating station 46, which in the example here rotates 48 of the mailing bag blanks by 90 ° within the horizontal transport plane. This means that the respective intermediate product is rotated in the plan view from above, in the present case counterclockwise, about a vertical axis of rotation 50 until it is aligned transversely to the transport direction 18.
  • the axis of rotation 50 is preferably located in a central area near the center of gravity of the intermediate product, so that ideally a realignment or centering of the intermediate product in the machine cross-sectional direction 32 after rotation 48 can be omitted.
  • the rotation 48 preferably takes place during the further transport in the transport direction 18.
  • This can be achieved, for example, by at least one turntable provided with a rotation drive, which is arranged on a rotating conveyor belt and engages under the intermediate product from below.
  • a rotation drive which is arranged on a rotating conveyor belt and engages under the intermediate product from below.
  • several such rotary plates are preferably arranged at suitable intervals on the conveyor belt in order to ensure continuous, uninterrupted transport of the intermediate products transferred from the separation station 42.
  • the intermediate products are fed to a creasing station 52, which uses a creasing knife or the like to produce a creasing 54 in the respective intermediate product that runs in the longitudinal direction of the device 2 (corresponding to the transverse direction in the intermediate product).
  • This groove 54 then serves as a fold line on which the bottom flap 14 can be folded over (bottom groove).
  • a crease can be introduced into the intermediate product in the creasing station 52 or in a separate upstream or downstream creasing station for later folding over of the closure flap 16 (usually only by the user).
  • a glue station 56 also known as a gluing unit
  • a preferably strip-shaped glue application 58 is carried out at a suitable location on the intermediate product in preparation for the subsequent gluing of the bottom flap 14.
  • the bottom flap 14 is folded over or folded over into the desired end position by means of a suitably arranged folding knife 61 or a folding loop or the like.
  • the folded bottom flap 14 is pressed firmly against the cover of the shipping bag 4 in the area of the glue application 58 and is thereby glued to it.
  • At least one protective or covering strip 66 provided with pressure-sensitive adhesive, for example made of silicone paper, is advantageously applied to the closure flap 16.
  • pressure-sensitive adhesive for example made of silicone paper
  • the user can later permanently close the closure flap 16 using the exposed glue strip.
  • a tear strip 68 for example made of plastic, can be applied to the closure flap 66 in the strip application station 64.
  • a known combination of such strips makes it possible to easily close the shipping bag 4 during the first shipment, then to easily open it at the recipient and finally to reclose it when returning a shipment.
  • the covering strip or strips 66 and the tear strip 68 are applied to the closure flap at the same time in parallel, for example by the strips, as in FIG. 1 indicated parallel next to each other over a common application roller 69.
  • the ready-to-sell shipping bags 4 are placed in a storage station 70 on a storage stack 20.
  • the storage station 70 is preferably designed for continuous operation.
  • the so-called stacker on the delivery conveyor is preferably capable of forming packages of, for example, and preferably 50 shipping bags 4, which then facilitate manual or automatic packing. It goes without saying that various detailed changes are possible within the scope of the present invention. In particular, with the help of further (optional) functional elements after the separation station 42, in particular after the turning station 46, the production of a so-called cross base is possible.
  • the processing stations 26, 34, 38 can be viewed as part of a first processing section 80, in which the coherent material web 6 is processed during the feed and at the end of which the separation station 42 is located.
  • the subsequent processing stations 46, 52, 56, 60, 62, 64, 70 form a second processing section in which the already separated intermediate products are processed.
  • the turning station 46 is expediently located at the beginning of this route.
  • the device 2 is preferably designed in such a way that different types and/or formats of shipping bags 4 can be produced. Corresponding cutting and folding patterns are shown in FIG. 2 to 5 shown. These include:
  • the format range for all mailing bags 4 typically ranges from 229 x 305 mm to 375 x 475 mm.
  • Transport direction (machine longitudinal direction)
  • Storage station first processing section second processing section self-adhesive strips tear strips

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  • Making Paper Articles (AREA)

Abstract

L'invention concerne un dispositif (2) permettant de fabriquer des contenants d'emballage, en particulier des enveloppes postales (4). L'invention vise à pouvoir fabriquer au moyen d'un seul type de machine, de préférence au moyen d'une seule et même machine, le plus possible de types et/ou de formats de contenants d'emballage avec le moins de changements de configuration possible, un changement en cours de fonctionnement étant idéalement possible. A cet effet, selon l'invention, l'objectif peut être atteint au moyen d'un dispositif (2) comportant une première voie de traitement (80) présentant un certain nombre de postes de traitement, qui est conçue de manière à traiter une bande de matériau (6) continue, un poste de séparation (42), dans lequel intervient une séparation individuelle de la bande de matériau (6) en produits intermédiaires séparés, étant disposé à l'extrémité de la première voie de traitement (80), et une seconde voie de traitement (82) présentant un certain nombre de postes de traitement, qui est conçue de manière à traiter les produits intermédiaires, la première et la seconde voie de traitement (80, 82) étant agencées l'une derrière l'autre le long d'une direction de transport (18), et un poste de rotation (46), qui fait tourner les produits intermédiaires d'un angle de rotation prédéterminé autour d'un axe de rotation (50) perpendiculaire à la direction de transport (18), étant disposé à l'intérieur de la seconde voie de traitement (82).
PCT/EP2023/054976 2022-03-10 2023-02-28 Dispositif et procédé de fabrication de contenants d'emballage WO2023169873A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022105713.5 2022-03-10
DE102022105713.5A DE102022105713A1 (de) 2022-03-10 2022-03-10 Vorrichtung und Verfahren zur Herstellung von Verpackungsbehältnissen

Publications (1)

Publication Number Publication Date
WO2023169873A1 true WO2023169873A1 (fr) 2023-09-14

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Application Number Title Priority Date Filing Date
PCT/EP2023/054976 WO2023169873A1 (fr) 2022-03-10 2023-02-28 Dispositif et procédé de fabrication de contenants d'emballage

Country Status (2)

Country Link
DE (1) DE102022105713A1 (fr)
WO (1) WO2023169873A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1289487B (de) * 1963-01-24 1969-02-13 Windmoeller & Hoelscher Vorrichtung zum UEberfuehren horizontal transportierter flacher Werkstuecke in eine um 90íÒ gedrehte neue Lage
US3871270A (en) * 1972-09-11 1975-03-18 Gustav Kuckhermann Bag-making machinery
DE2439666A1 (de) * 1974-08-19 1976-03-04 Wilhelmstal Werke Gmbh Transportbahn, insbesondere an maschinen zum herstellen von papiersaecken
US5478302A (en) * 1991-02-20 1995-12-26 Winkler & Duennebier Maschinenfabrik Und Eisengiesserei Kg Method for continuously producing envelopes, bags, and shipping pouches and the product so produced
EP3556679B1 (fr) * 2018-04-18 2021-02-24 BillerudKorsnäs AB Sac, procede et machine pour la fabrication d'un sac

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7233484U (de) 1975-04-24 Windmoeller & Hoelscher Drehvorrichtung zum Drehen der aus einer Schlauchbildemaschine austretenden Schlauchstücke
US10315376B2 (en) 2012-11-08 2019-06-11 The C.W. Zumbiel Company System and associated method for digital scoring of carton blanks

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1289487B (de) * 1963-01-24 1969-02-13 Windmoeller & Hoelscher Vorrichtung zum UEberfuehren horizontal transportierter flacher Werkstuecke in eine um 90íÒ gedrehte neue Lage
US3871270A (en) * 1972-09-11 1975-03-18 Gustav Kuckhermann Bag-making machinery
DE2439666A1 (de) * 1974-08-19 1976-03-04 Wilhelmstal Werke Gmbh Transportbahn, insbesondere an maschinen zum herstellen von papiersaecken
US5478302A (en) * 1991-02-20 1995-12-26 Winkler & Duennebier Maschinenfabrik Und Eisengiesserei Kg Method for continuously producing envelopes, bags, and shipping pouches and the product so produced
EP3556679B1 (fr) * 2018-04-18 2021-02-24 BillerudKorsnäs AB Sac, procede et machine pour la fabrication d'un sac

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Publication number Publication date
DE102022105713A1 (de) 2023-09-14

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