EP4527749A1 - Unité de formation pour former un tube à partir d'une bande de matériau d'emballage, appareil pour produire un tube scellé - Google Patents

Unité de formation pour former un tube à partir d'une bande de matériau d'emballage, appareil pour produire un tube scellé Download PDF

Info

Publication number
EP4527749A1
EP4527749A1 EP24190462.2A EP24190462A EP4527749A1 EP 4527749 A1 EP4527749 A1 EP 4527749A1 EP 24190462 A EP24190462 A EP 24190462A EP 4527749 A1 EP4527749 A1 EP 4527749A1
Authority
EP
European Patent Office
Prior art keywords
packaging material
web
lateral portion
forming
forming unit
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.)
Pending
Application number
EP24190462.2A
Other languages
German (de)
English (en)
Inventor
Daniele Apparuti
Stefano Costa
Luciano AMIDEI
Paolo SANIBONDI
Nicola MACINI
Emanuele Antonino MEO
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.)
Tetra Laval Holdings and Finance SA
Original Assignee
Tetra Laval Holdings and Finance SA
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 Tetra Laval Holdings and Finance SA filed Critical Tetra Laval Holdings and Finance SA
Publication of EP4527749A1 publication Critical patent/EP4527749A1/fr
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/2014—Tube advancing means
    • B65B9/2028—Rollers or belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/26—Devices specially adapted for producing transverse or longitudinal seams in webs or tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B55/00—Preserving, protecting or purifying packages or package contents in association with packaging
    • B65B55/02—Sterilising, e.g. of complete packages
    • B65B55/04—Sterilising wrappers or receptacles prior to, or during, packaging
    • B65B55/10—Sterilising wrappers or receptacles prior to, or during, packaging by liquids or gases
    • B65B55/103—Sterilising flat or tubular webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/22—Forming shoulders; Tube formers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/20—Applying or generating heat or pressure or combinations thereof by fluid pressure acting directly on folds or on opposed surfaces, e.g. using hot-air jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/22—Applying or generating heat or pressure or combinations thereof by friction or ultrasonic or high-frequency electrical means
    • B65B51/227—Applying or generating heat or pressure or combinations thereof by friction or ultrasonic or high-frequency electrical means by induction welding

Definitions

  • the present invention relates to a forming unit for forming a tube from a web of packaging material, an apparatus for producing a sealed tube provided with said forming unit, a packaging machine with said apparatus and a method to operate said apparatus.
  • liquid or pourable food products such as for example pasteurized or long-life (UHT) milk, tomato sauce, wine, fruit juice are sold in packages made of sterilized packaging material.
  • UHT pasteurized or long-life
  • Packages of this sort are normally produced with automatic packaging machines, which feed a web of packaging material through a sterilizing unit by means of known guiding elements (like for example rollers) for sterilizing the web of packaging material alternatively by means of chemical sterilization in a sterilizing bath (e.g. by applying a chemical sterilizing agent, such as a hydrogen peroxide solution) or by means of physical sterilization (e.g. by means of an electron beam).
  • a sterilizing bath e.g. by applying a chemical sterilizing agent, such as a hydrogen peroxide solution
  • physical sterilization e.g. by means of an electron beam
  • the packaging machine further comprises a folding unit arranged downstream of the sterilizing unit, extending substantially vertically and designed to fold the web of packaging material for producing a continuous tube.
  • a folding unit arranged downstream of the sterilizing unit, extending substantially vertically and designed to fold the web of packaging material for producing a continuous tube.
  • the web of packaging material is folded from a continuous planar shape to a continuous tubular shape with a vertical axis.
  • the web of packaging material with a planar shape is folded into a cylinder that is successively subdivided into a plurality of pillow packs which are subjected to successive mechanical folding operations to obtain the finished sealed packages.
  • the folding unit is preferably arranged within a fixed structure in which the web of packaging material is maintained in a sterile-air environment.
  • the folding unit further comprises a number of folding devices placed in succession (one after the other): by interacting with the folding devices, opposite lateral portions (or edges) of the web of packaging material are placed one on top of the one another so as to form the tube and so as to define an overlapping area.
  • the packaging machine further comprises a sealing unit for sealing overlapping lateral portions of the web of packaging material to finally obtain a fluid-tight longitudinal seal in the tube.
  • the sealing unit is arranged between two folding devices along the conveying path and comprises a heating device and a number of supporting devices, at least partially connected to the heating device, and realized to contact and maintain in a predetermined position at least part of the web of packaging material.
  • the assembly made by the heating element and the supporting devices connected thereto is movable between an operating position wherein the heating element is interposed between the two overlapping lateral portions and a rest position wherein the assembly is at a distance from the web of packaging material.
  • the assembly made by the heating element and the supporting devices is moved from the operating position to the rest position to avoid directing too much heat onto the web of packaging material.
  • the known folding and sealing units operate satisfyingly well, a desire is felt for improving the known units, in particular the interruption of operation that are influenced by the movement of the heating element.
  • the movement of the heating element between the operating position and the rest position may lead (after or during the movement) to arranging the heating element in a non-ideal position due to mechanical reasons or into contact with the web of packaging material.
  • the object of the invention is to provide forming unit for forming a tube from a web of packaging material addressing the drawbacks described above and, in particular, being easy and economical to be manufactured.
  • a further object of the invention is to provide an apparatus for producing a sealed tube addressing the drawbacks described above and, in particular, being easy and economical to be manufactured.
  • a further object of the invention is to provide a packaging machine addressing the drawbacks described above and, in particular, being easy and economical to be manufactured.
  • a further object of the invention is to provide a method to operate an apparatus for producing a sealed tube addressing the drawbacks described above and, in particular, being easy and economical to be implemented.
  • a forming unit for forming a tube from a web of packaging material an apparatus for producing a sealed tube provided with said forming unit, a packaging machine with said apparatus and a method to operate said apparatus according to the appended claims.
  • Figures 1 and 2 disclose, as a whole, a packaging machine 1 for continuously producing sealed packages, containing a pourable food product, such as for example pasteurized or long-life (UHT) milk, tomato sauce, wine, fruit juice.
  • a pourable food product such as for example pasteurized or long-life (UHT) milk, tomato sauce, wine, fruit juice.
  • UHT pasteurized or long-life
  • the sealed packages are obtained from a packaging material unwound from a reel 3 and fed along a conveying path P.
  • the packaging material has the shape of a continuous planar web 4 of packaging material.
  • the packaging material has a multi-layer structure. More specifically, the packaging material may comprise at least a layer of fibrous material, such as for example a paper or cardboard layer, and at least two layers of heat-seal plastic material, e.g. polyethylene, with the layer of fibrous material interposed between them. One of these two layers of heat-seal plastic material may define the inner face of the packages eventually contacting the pourable product.
  • fibrous material such as for example a paper or cardboard layer
  • heat-seal plastic material e.g. polyethylene
  • the packaging material may also comprise a layer of gas-and light-barrier material, e.g. aluminum foil or ethylene vinyl alcohol (EVOH) film, which, in particular, is arranged between one of the layers of heat-seal plastic material and the layer of fibrous material.
  • the packaging material may also comprise a further layer of heat-seal plastic material interposed between the layer of gas- and light-barrier material and the layer of fibrous material.
  • the web 4 of packaging material is fed to a sterilizing unit 5 by means of guiding elements 6, in particular by a number of rollers 6 (one of said rollers is illustrated in figure 2 ).
  • the sterilizing unit 5 has a sterilizing bath 7, in which a chemical sterilizing agent, such as a hydrogen peroxide solution, is applied to the web 4 of packaging material.
  • the web 4 of packaging material is fed through the sterilizing unit 5 by means of known guiding elements 8, like for example rollers 8 or similar elements.
  • the packaging machine 1 further comprises a forming unit 9 arranged downstream of the sterilizing unit 5 along the conveying path P.
  • the forming unit 9 extends substantially vertically along the conveying path P for producing a continuous tube 10.
  • the web 4 of packaging material is folded from a continuous planar shape to a continuous tubular shape with a longitudinal axis Y.
  • the longitudinal axis Y is arranged along a vertical direction.
  • the forming unit 9 is defined within a fixed structure 11 in which the web 4 of packaging material is maintained in a sterile-air environment.
  • the forming unit 9 further comprises a number of forming/folding devices 12 placed along the conveying path P in succession (one after the other).
  • each of said folding devices 12 may comprise a ring-like shape, e.g. at least partially enclosing the web 4 of packaging material.
  • the folding device 12 may comprise a forming ring 13 surrounding the web 4 of packaging material.
  • the supporting device 12 may be configured for supporting a number of rollers 14 cooperating to fold the web 4 of packaging material.
  • the forming unit 9 comprises a (first) folding device 12A and a (second) folding device 12B placed along the conveying path P in succession (one after the other) carried by the fixed structure 11, and interacting with the web 4 of packaging material to fold the web 4 of packaging material gradually into a tube (cylinder) and superimpose a (first) lateral portion 4A of the web 4 of packaging material to a (second) lateral portion 4B of the web 4 of packaging material, opposite the (first) lateral portion 4A, to form the continuous tube 10.
  • the folding device 12B is placed downstream of the folding device 12A along the conveying path P.
  • the first folding device 12A comprises the first folding ring 13A supporting a plurality of first folding rollers 14A; said first folding rollers 14A have respective axes perpendicular to the axis Y. Said first folding rollers 14A have respective lateral surfaces with concave shape (i.e. the web 4 of packaging material encounters a diameter at the ends greater than a diameter at the center of the first folding rollers 14A). The lateral surfaces of the first folding rollers 14A define a first compulsory passage for the web 4 of packaging material being folded.
  • the second folding device 12B comprises the second folding ring 13B supporting a plurality of second folding rollers 14B; said second folding rollers 14B have respective axes perpendicular to the axis Y. Said second folding rollers 14B have respective lateral surfaces with concave shape (i.e. the web 4 of packaging material encounters a diameter at the ends greater than a diameter at the center of the second folding rollers 14B). The lateral surfaces of the second folding rollers 14A define a second compulsory passage for the web 4 of packaging material being folded.
  • the first compulsory passage and the second compulsory passage are different in section. More in detail, the web 4 of packaging material has a substantially C-shape in the area of the first folding device 12A and a substantially circular shape in the area of the second folding device 12B. A gap is defined between the lateral portion 4A and the lateral portion 4B of the web 4 of packaging material which decreases gradually in section along the conveying path P from the first compulsory passage to the second compulsory passage.
  • the packaging machine 1 comprises a sealing unit 15 (of the known type and shown schematically in figures 1 and 3 ) for sealing overlapping lateral portions 4A, 4B of the web 4 of packaging material to obtain a fluid-tight longitudinal seal in the tube 10.
  • the sealing unit 15 is arranged downstream of the first folding devices 12A along the conveying path P.
  • the sealing unit 15 is interposed between the two folding devices 12A, 12B.
  • the sealing unit 15 comprises a heating element 16.
  • the heating element 16 comprises an induction heating element 16 for inductively heating the internal surface of the lateral portion 4A to be superimposed the facing surface of the second lateral portion 4B.
  • the internal surface of the lateral portion 4A is the surface facing the second lateral portion 4B.
  • the heating element 16 comprises a hot air heating element 16 having a number of nozzles for directing hot air onto the internal surface of the lateral portion 4A to be superimposed the facing surface of the second lateral portion 4B.
  • the heating element 16 is supported by an arm carried by the fixed structure 11.
  • the arm and the heating element 16 are mobile; in particular, the arm and the heating element 16 are mobile between an operating position wherein the heating element 16 is interposed between the two lateral portions 4A, 4B and facing the internal surface of the lateral portion 4A and a rest position wherein the heating element 16 is away from the web 4 of packaging material; and vice versa from the rest position to the operating position. More in detail, in the operating position, the heating element 16 is placed in the air gap defined between the two lateral portions 4A, 4B. The heating element 16 is realized for directing heat onto the internal surface of the lateral portion 4A in the operating position.
  • sealing region is defined along the conveying path P in the area wherein the heating element 16 is interposed between the two lateral portions 4A, 4B the web 4 of packaging material.
  • the forming unit 9 further comprises a number of supporting elements 18, each of which is realized to contact and maintain in a predetermined position at least part of the web 4 of packaging material.
  • the supporting elements 18 may be positioned upstream of or at a heating area, wherein the web 4 of packaging material is heated.
  • the supporting elements 18 comprise rollers.
  • the supporting elements 18 comprise conical shaped elements (so called "fingers").
  • the supporting elements 18 are realized to contact and maintain in a predetermined position the external surface of the first lateral portion 4A (or edge) of the web 4 of packaging material to be heated.
  • the supporting elements 18 are advantageously realized to contact and maintain in a predetermined position at a predetermined distance from heat the external surface of the second lateral portion 4B (or edge) of the web 4 of packaging material.
  • the external surface of second lateral portion 4B is the surface facing the first lateral portion 4A.
  • supporting elements 18 comprise at least a superior supporting element 18A.
  • Said superior supporting element 18A is placed in the area of the folding device 12A.
  • the superior supporting element 18A comprises folding rollers 14A which are realized to contact and maintain in a predetermined position at least part of the web 4 of packaging material.
  • folding rollers 14A are realized to contact and maintain in a predetermined position the external surface of the web 4 of packaging material.
  • the superior supporting element 18A may be integrated into the forming ring 13A.
  • the supporting elements 18 may comprise an intermediate supporting element 18B. Said intermediate supporting element 18B is placed downstream of the folding device 12A along the conveying path P.
  • the intermediate supporting element 18B is attached/connected to the first folding device 12A, i.e. to the first folding ring 13A.
  • the intermediate supporting element 18B is advantageously arranged at a distance with respect to the folding device 12A and attached thereto by means of a fixed arm 19.
  • the intermediate supporting element 18B is realized to contact and maintain in a predetermined position the external surface of the web 4 of packaging material; in particular, the intermediate supporting element 18B is realized to contact and maintain in a predetermined position the external surface of the lateral portions 4A.
  • the intermediate supporting element 18B comprises a number of rollers 20 carried by the arm 19.
  • the number of rollers 20 is comprised within one and four.
  • the arm 19 projects downwards along the conveying path P towards the folding device 12B.
  • the arm 19 is connected to the structure 11; preferably, the arm 19 is connected to the folding ring 13A.
  • the arm 19 (and, as a consequence, the rollers 20) is arranged in a fixed position with respect to the tube 10; the arm 19 (and, as a consequence, the rollers 20) is arranged in a fixed position with respect to the folding devices 12.
  • the rollers 20 are arranged in succession one after the other, with their axis parallel one to another, in the area of the sealing region.
  • the supporting elements 18 are in a fixed position.
  • the movable parts of the forming unit and/or sealing unit relatively move with respect to the supporting elements 18.
  • the tube 10 is continuously filled with the pourable food product through a pour conduit 21, which partially extends inside the tube 10 and is part of a filling circuit.
  • the tube 10 is sent to a transverse forming sealing unit (not shown), in which the tube 10 is gripped to transversely seal the tube and form pillow packs 2.
  • the pillow packs 2 are subjected to successive mechanical folding operations to obtain the finished sealed packages.
  • the supporting element 18 (either superior, intermediate or inferior) is arranged in a fixed position with respect to the folding devices 12.
  • the normal operation of the packaging machine 1 comprises the step of positioning the heating element 16 in the operating position wherein the heating element 16 is interposed between the two lateral portions 4A, 4B and facing the internal surface of the lateral portion 4A at the packaging material. During the normal operation of the packaging machine 1, the heating element 16 is placed in the gap defined between the two lateral portions 4A, 4B so as to direct heat onto the internal surface of the lateral portion 4A in the operating position.
  • the heating element 16 When the advancement of the web 4 of packaging material along the conveying path P is interrupted, the heating element 16 is moved from the operating position to the rest position wherein the heating element 16 is away from the web 4 of packaging material, thereby avoiding directing too much heat onto the internal surface of the lateral portion 4A.
  • the supporting elements 18 maintain in a fixed and predetermined position the web 4 of packaging material for the time in which the heating element 16 is arranged in the rest position.
  • the heating element 16 is moved from the rest position to the operating position.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
EP24190462.2A 2023-09-20 2024-07-23 Unité de formation pour former un tube à partir d'une bande de matériau d'emballage, appareil pour produire un tube scellé Pending EP4527749A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102023000019347A IT202300019347A1 (it) 2023-09-20 2023-09-20 Unita' per la formatura di un tubo da un nastro di materiale da impacchettamento, un apparato per produrre un tubo sigillato provvisto di detta unita' per la formatura, una macchina confezionatrice con detto apparato e un metodo per azionare detto apparato

Publications (1)

Publication Number Publication Date
EP4527749A1 true EP4527749A1 (fr) 2025-03-26

Family

ID=88838886

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24190462.2A Pending EP4527749A1 (fr) 2023-09-20 2024-07-23 Unité de formation pour former un tube à partir d'une bande de matériau d'emballage, appareil pour produire un tube scellé

Country Status (3)

Country Link
EP (1) EP4527749A1 (fr)
IT (1) IT202300019347A1 (fr)
WO (1) WO2025061349A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6397557B1 (en) * 2000-01-17 2002-06-04 Tetra Laval Holdings & Finance S.A. Packaging machine for producing sealed packages of pourable food products
US11235896B2 (en) * 2017-09-27 2022-02-01 Tetra Laval Holdings & Finance S.A. Packaging apparatus for forming sealed packages
WO2023094938A1 (fr) * 2021-11-25 2023-06-01 G.D S.P.A Appareil de fabrication de récipients remplis de liquide et scellés
EP4197751A1 (fr) * 2021-12-17 2023-06-21 Tetra Laval Holdings & Finance S.A. Ensemble d'emballage pour former et sceller une pluralité de paquets contenant un produit versable
US20230242289A1 (en) * 2020-07-23 2023-08-03 Tetra Laval Holdings & Finance S.A. Package forming unit, packaging apparatus having a package forming unit and method for forming packages

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6397557B1 (en) * 2000-01-17 2002-06-04 Tetra Laval Holdings & Finance S.A. Packaging machine for producing sealed packages of pourable food products
US11235896B2 (en) * 2017-09-27 2022-02-01 Tetra Laval Holdings & Finance S.A. Packaging apparatus for forming sealed packages
US20230242289A1 (en) * 2020-07-23 2023-08-03 Tetra Laval Holdings & Finance S.A. Package forming unit, packaging apparatus having a package forming unit and method for forming packages
WO2023094938A1 (fr) * 2021-11-25 2023-06-01 G.D S.P.A Appareil de fabrication de récipients remplis de liquide et scellés
EP4197751A1 (fr) * 2021-12-17 2023-06-21 Tetra Laval Holdings & Finance S.A. Ensemble d'emballage pour former et sceller une pluralité de paquets contenant un produit versable

Also Published As

Publication number Publication date
IT202300019347A1 (it) 2025-03-20
WO2025061349A1 (fr) 2025-03-27

Similar Documents

Publication Publication Date Title
EP3656687B1 (fr) Procédé et appareil d'emballage pour former des emballages scellés
US11104462B2 (en) Guiding device
EP4032819B1 (fr) Convoyeur d'alimentation pour un appareil de pliage, appareil de pliage doté d'un convoyeur d'alimentation et machine d'emballage comportant un appareil de pliage
US20220177173A1 (en) Packaging machine for producing sealed packages
JP2025521902A (ja) 包装機用搬送装置、搬送装置を有する包装機及び搬送装置用キャリヤ
JP7787871B2 (ja) パッケージ形成ユニット、パッケージ形成ユニットを有する包装装置及びパッケージ形成方法
EP4527749A1 (fr) Unité de formation pour former un tube à partir d'une bande de matériau d'emballage, appareil pour produire un tube scellé
EP4265533A1 (fr) Convoyeur d'alimentation pour un appareil de pliage, appareil de pliage doté d'un convoyeur d'alimentation et machine d'emballage dotée d'un appareil de pliage
EP4588646A1 (fr) Dispositif pour appliquer une bande d'étanchéité d'un matériau thermoscellable sur une bande de matériau d'emballage et machine d'emballage pour former des emballages scellés
EP4588648A1 (fr) Dispositif procédé d'application d'une bande de scellement d'un matériau thermosoudable sur une bande d'emballage, machine pour former des emballages scellés
EP4606749A1 (fr) Unité de raccordement pour raccorder une bande de matériau thermoscellable, appareil pour appliquer une bande de matériau d'emballage et machine d'emballage pour former des emballages scellés
EP4474299A1 (fr) Appareil de formation d'emballages et machine d'emballage pour former des emballages
EP4606751A1 (fr) Unité tampon d'une bande de matériau d'emballage pour une machine d'emballage et machine d'emballage pour former des emballages scellés
EP4549329A1 (fr) Appareil de formation d'emballages pour une machine d'emballage et machine d'emballage pour former des emballages remplis d'un produit versable
EP4656538A1 (fr) Appareil de pliage, machine d'emballage ayant un appareil de pliage et procédé de formation de paquets finalisés à partir de paquets semi-finalisés
EP4410690B1 (fr) Appareil de formation d'emballages pour une machine d'emballage et machine d'emballage pour former des emballages remplis d'un produit versable
EP4644097A1 (fr) Dispositif pour diriger un flux d'air chauffé vers une bande de matériau d'emballage, unité de formage et de scellage pour former un tube à partir d'une bande de matériau d'emballage et machine d'emballage pour produire des emballages scellés à partir d'un matériau d'emballage
EP4656539A1 (fr) Appareil de pliage, machine d'emballage ayant un appareil de pliage et procédé de formation de paquets finalisés à partir de paquets semi-finalisés
EP4410522A1 (fr) Appareil de formation d'emballages pour une machine d'emballage et machine d'emballage pour former des emballages remplis d'un produit versable
EP4458689A1 (fr) Appareil de formation d'emballages pour une machine d'emballage, machine d'emballage pour former des emballages remplis d'un produit versable et procédé de formation d'emballages
CN120752181A (zh) 用于形成多个用可倾倒产品填充的密封包装的包装装置
JP2026504441A (ja) 包装機用のマガジンユニット、マガジンユニットを備えた包装機及び包装機用のマガジンユニットの操作方法
WO2025247747A1 (fr) Appareil de pliage, machine d'emballage ayant un appareil de pliage et procédé de formation d'emballages finalisés à partir de paquets semi-finalisés

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20250926