EP4091953A1 - Zusammengesetzte verpackungsmaterialfolie, verfahren zur herstellung einer zusammengesetzten verpackungsmaterialfolie, zusammengesetzte verpackung und verfahren zur herstellung einer zusammengesetzten verpackung - Google Patents

Zusammengesetzte verpackungsmaterialfolie, verfahren zur herstellung einer zusammengesetzten verpackungsmaterialfolie, zusammengesetzte verpackung und verfahren zur herstellung einer zusammengesetzten verpackung Download PDF

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Publication number
EP4091953A1
EP4091953A1 EP22172889.2A EP22172889A EP4091953A1 EP 4091953 A1 EP4091953 A1 EP 4091953A1 EP 22172889 A EP22172889 A EP 22172889A EP 4091953 A1 EP4091953 A1 EP 4091953A1
Authority
EP
European Patent Office
Prior art keywords
packaging material
opening
material sheet
composite
package
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
EP22172889.2A
Other languages
English (en)
French (fr)
Inventor
Pietro Martini
Francesca TAVONI
Maurizio FILIPPINI
Giulio Bertani
Daniele Golfieri
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 EP4091953A1 publication Critical patent/EP4091953A1/de
Pending 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
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/4266—Folding lines, score lines, crease lines
    • 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
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/02—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding or erecting a single blank to form a tubular body with or without subsequent folding operations, or the addition of separate elements, to close the ends of the body
    • B65D5/06—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper by folding or erecting a single blank to form a tubular body with or without subsequent folding operations, or the addition of separate elements, to close the ends of the body with end-closing or contents-supporting elements formed by folding inwardly a wall extending from, and continuously around, an end of the tubular body
    • B65D5/064—Rectangular containers having a body with gusset-flaps folded outwardly or adhered to the side or the top of the container
    • 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
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/06—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages
    • B65D47/12—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having removable closures
    • B65D47/14—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having removable closures and closure-retaining means
    • B65D47/141—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having removable closures and closure-retaining means for stoppers
    • 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
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/56—Linings or internal coatings, e.g. pre-formed trays provided with a blow- or thermoformed layer
    • B65D5/563—Laminated linings; Coatings
    • 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
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/72—Contents-dispensing means
    • B65D5/74—Spouts
    • B65D5/746—Spouts formed separately from the container

Definitions

  • the present invention relates to a composite packaging material sheet for the formation of a composite package, in particular a composite package having a sealed main body, filled with a pourable product, in particular filled with a pourable food product, and an opening device.
  • the present invention relates to a method for forming a composite packaging material sheet for the formation of a composite package.
  • the present invention also relates to a composite package, in particular a composite package having a sealed main body, filled with a pourable product, in particular filled with a pourable food product, and comprising an opening device.
  • the present invention also relates to a method for forming a composite package for a pourable product, in particular a pourable food product.
  • liquid or pourable food products such as fruit juice, UHT (ultra-high-temperature treated) milk, wine, tomato sauce, etc.
  • UHT ultra-high-temperature treated milk
  • wine wine
  • tomato sauce etc.
  • a typical example is the parallelepiped-shaped package for pourable food products known as Tetra Brik Aseptic (registered trademark), which is made by sealing and folding a laminated strip packaging material.
  • the packaging material has a multilayer structure comprising a carton and/or paper base layer, covered on both sides with layers of heat-seal plastic material, e.g. polyethylene.
  • the packaging material also comprises a layer of oxygen-barrier material, e.g. an aluminum foil, which is superimposed on a layer of heat-seal plastic material, and is in turn covered with another layer of heat-seal plastic material forming the inner face of the package eventually contacting the food product.
  • Some of the known composite packages comprise each:
  • a typical opening device comprises a base frame connecting the opening device to the main body and about the designated opening, a collar extending from the base frame having an outlet and a lid for selectively closing and opening the outlet.
  • Such composite packages are formed in automatic packaging machines from respective composite packaging material sheets, which can be provided singularly or in the form of a web of a succession of basic units.
  • Another desire is felt in the sector to provide for an improved method for forming composite packaging material sheets for the formation of composite packages.
  • a further desire is felt in the sector to provide for an improved method for forming composite packages for pourable products.
  • Number 1 indicates as a whole a first embodiment of a composite package for a pourable product, in particular a pourable food product, even more particular a liquid food product, comprising:
  • package 1 may be obtained from a composite packaging material sheet 4, in particular having a multilayer structure, as e.g. disclosed in Figure 3 .
  • package 1 in particular main body 2, may extend along a longitudinal axis A, a first transversal axis B and a second transversal axis C.
  • the extension of package 2 along longitudinal axis A may be larger than the extension of package 2 along first transversal axis B and second transversal axis C.
  • package 1, in particular main body 2 may be parallelepiped-shaped.
  • package 1, in particular main body 2 may have a cylindrical shape or any other shape.
  • main body 2 may comprise a plurality of walls, in particular a first wall 5, one or more lateral walls 6, in the specific case shown four, and at least one second wall 7, in the specific case shown one.
  • first wall 5 may be transversal, in particular perpendicular, to longitudinal axis A, and main body 2 may extend from first wall 5 along longitudinal axis A.
  • first wall 5 may define a support surface of package 1, in particular main body 2, which is designed to be put in contact with a support, such as e.g. a shelf, in particular when, in use, being e.g. exposed within a sales point or when being stored.
  • a support such as e.g. a shelf
  • first wall 5 defines a bottom wall of package 1.
  • first wall 5 may define a bottom wall of package 1 during a normal use of package 1.
  • lateral walls 6 may be (fixedly) connected to first wall 5 and extend, in particular (substantially) parallel to longitudinal axis A, from first wall 5.
  • lateral walls 6 (substantially) define the extension of package 1 along longitudinal axis A.
  • second wall 7 may be positioned opposite to first wall 5 and may be (fixedly) connected to (at least some) lateral walls 6.
  • second wall 7 may be transversal to longitudinal axis A.
  • lateral walls 6 may be interposed between first wall 5 and second wall 7.
  • second wall 7 may define a top wall of main body 2.
  • first wall 5 and second wall 7 may be parallel to one another.
  • first wall portion 5 and second wall portion 7 may be inclined with respect to one another.
  • second wall 7 may have two portions transversal to one another (i.e. so as to form a gable-top configuration).
  • second wall 7 may carry and/or comprise the designated opening.
  • main body 2 may comprise a plurality of edges, in particular:
  • first transversal edges 9 and second transversal edges 10 may be transversal, in particular perpendicular, to longitudinal edges 8.
  • first transversal edges 9 may define bottom transversal edges of main body 2 and second transversal edges 10 may define top transversal edges of main body 2.
  • longitudinal edges 8 may be (substantially) parallel to longitudinal axis A.
  • main body 2 may comprise an inner space 11 for the pourable product.
  • first wall 5, lateral walls 6 and second wall 7 may delimit inner space 11.
  • the designated opening may be configured to allow for the outpouring of the pourable product from main body 2, in particular out of inner space 11.
  • package 1, in particular main body 2 may comprise an inner surface 12 facing inner space 11 and/or contacting the pourable product, and in particular an outer surface 13 opposite to inner surface 12.
  • opening device 3 is configured to close and seal the designated opening, in particular prior to the first-time use of package 1, and to be controllable in an open configuration, in which opening device 3 frees at least a portion of the designated opening so as to allow the outpouring of the pourable product from package 1, in particular main body 2.
  • opening device 3 may also be controllable in a closing configuration, in which opening device 3 closes the designated opening.
  • opening device 3 prior to the first-time use of package 1, opening device 3 is controlled in the closing configuration and is configured to seal and close the designated opening and after the first-time control of opening device 3 in the opening configuration and when controlling opening device 3 back in the closing configuration, opening device 3 is adapted to close the designated opening.
  • opening device 3 comprises at least a base frame 15 for coupling opening device 3 to main body 2.
  • base frame 15 may be arranged about the designated opening.
  • base frame 15 may comprise a passage, in particular being aligned with at least a portion of the designated opening.
  • opening device 3 may comprise a collar 17 extending from base frame 15 and a lid 18 coupled and/or couplable to collar 17.
  • collar 17 may comprise an outlet opening, in particular aligned with the passage and the designated opening, being configured to allow for the outflow of the pourable product, and lid 18 is configured to selectively close and open the outlet opening.
  • lid 18 may be in a closing position, in which lid 18 closes and seals the outlet opening. Additionally, lid 18 may be moveable in an open position, in which lid 18 opens the outlet opening. Moreover, once lid 18 has been moved for the first time to the open position, lid 18 is repeatedly moveable between the open position and the closing position, but when being in the closing position lid 18 is configured to close the outlet opening.
  • opening device 3 is controlled in the open configuration and the closing configuration with lid 18 being in the open position and the closing position.
  • lid 18 prior to the first-time control of lid 18 from the closing position to the open position, lid 18 is rupturably joined to a rim of collar 17, the rim delimiting the outlet opening.
  • opening device 3 may comprise a tethering element 19 tethering lid 18 to collar 17 and/or base frame 15, in the specific case shown to collar 17.
  • opening device 3 may comprise a retaining element 20 configured to retain lid 18 in the open position.
  • retaining element 20 may be configured to interact with tethering element 19 so as to retain lid 18 in the open position.
  • retaining element 20 is (integrally) connected to, and extends from, base frame 15.
  • package 1 is formed from a packaging material sheet 21 comprising:
  • packaging material sheet base 22 comprises the designated opening and once package 1 has been formed from packaging material sheet 21 the designated opening of main body 2 originates from the designated opening of packaging material sheet base 22.
  • main body 2 is obtained by folding and sealing packaging material sheet base 22 and, as opening device 3 is connected to packaging material sheet base 22 (as part of packaging material sheet 21), opening device 3 is also coupled to main body 2 after formation of package 1 as a whole.
  • packaging material sheet base 22 may comprise a first face and a second face 24 opposite to the first face.
  • first face defines outer surface 13 and second face 24 defines inner surface 12 once package 1 has been formed from packaging material sheet 21.
  • packaging material sheet base 22 may comprise at least one layer of fibrous material, such as e.g. a paper or cardboard, and at least two layers of heat-seal plastic material, e.g. polyethylene, interposing the layer of fibrous material in between one another.
  • fibrous material such as e.g. a paper or cardboard
  • heat-seal plastic material e.g. polyethylene
  • packaging material sheet base 22 may also comprise a layer of gas- and light-barrier material, e.g. aluminum foil or ethylene vinyl alcohol (EVOH) film, in particular being arranged between one of the layers of the heat-seal plastic material and the layer of fibrous material.
  • gas- and light-barrier material e.g. aluminum foil or ethylene vinyl alcohol (EVOH) film
  • EVOH ethylene vinyl alcohol
  • the packaging material may also comprise a further layer of heat-seal plastic material being interposed between the layer of gas- and light-barrier material and the layer of fibrous material.
  • packaging material sheet 21, in particular packaging material sheet base 22, comprises a plurality of crease lines 30 delimiting and/or defining a plurality of panels 31 of packaging material sheet 21, in particular packaging material sheet base 22.
  • packaging material sheet 21, in particular packaging material sheet base 22, is folded along crease lines 30 so as to obtain package 1.
  • At least some crease lines 30 define and/or correspond to longitudinal edges 8
  • at least some crease lines 30 define and/or correspond to first transversal edges 9
  • at least some crease lines 30 define and/or correspond to second transversal edges 10.
  • each panel 31 may define at least partially a respective wall (first wall 5 or one lateral wall 6 or second wall 7) of main body 2.
  • At least one panel 31 may comprise the designated opening.
  • exactly one panel 31 comprises the designated opening.
  • the panel 31 comprising the designated opening may at least partially form second wall 7 after formation of package 1.
  • the panel 31 having the designated opening may be sealed during the formation of package 1 with another panel 31 so as to form second wall 7.
  • the panel 31 having the designated opening may be delimited by a plurality of crease lines 30 and/or may have a rectangular shape.
  • base frame 15 may comprise at least a first flange 34 connected to, in particular fused to, even more particular molded onto, second face 24.
  • first flange 34 may have at least a peripheral portion 35, in particular having an annular shape.
  • first flange 34 in particular peripheral portion 35, may comprise a rectilinear peripheral portion 36 being adjacent and parallel to one respective crease line 30 defining a reference crease line 37.
  • reference crease line 37 has a rectilinear shape, too.
  • first flange 34 in particular peripheral portion 35, may comprise an auxiliary peripheral portion 38 spaced apart from rectilinear peripheral portion 36 and facing away from and being distanced from reference crease line 37.
  • auxiliary peripheral portion 38 has a rectilinear shape, in particular being (substantially) parallel to rectilinear peripheral portion 36.
  • auxiliary peripheral portion 38 may have a shape different from the rectilinear one.
  • first flange 34 in particular peripheral portion 35, may comprise further auxiliary peripheral portions 39 connecting rectilinear peripheral portion 36 and auxiliary peripheral portion 38 to one another.
  • auxiliary peripheral portions 39, rectilinear peripheral portion 36 and auxiliary peripheral portion 38 may define an annular shape.
  • first flange 34 may comprise the passage.
  • first flange 34 may comprise an inner portion 40 being connected to peripheral portion 35.
  • peripheral portion 35 may be radially arranged outside and inner portion 40 may be radially arranged inside.
  • peripheral portion 35 may extend within a first plane and inner portion 40 may extend within a second plane displaced from the first plane.
  • inner portion 40 even more particular the second plane, may be flush with the first face.
  • first plane may be flush with second face 24.
  • collar 17 is integral to first flange 34 and extends from first flange 34.
  • a distance between rectilinear peripheral portion 34 and reference crease line 37 may be equal or less than 2,0 mm, in particular equal or less than 1,0 mm, even more particular equal or less than 0,9 mm.
  • the distance between rectilinear peripheral portion 34 and reference crease line 37 is determined with respect to a direction normal to crease line 37 and rectilinear peripheral portion 34.
  • rectilinear peripheral portion 36 may be in contact with reference crease line 37.
  • rectilinear peripheral portion 36 may abut against reference crease line 37 or may extend into reference crease line 37 (i.e. rectilinear peripheral portion 36 may superimpose a portion of reference crease line 37).
  • first flange 34 may be connected, in particular fused, to inner surface 12 (i.e. first flange 34 is arranged within inner space 11). Additionally, rectilinear peripheral portion 36 may be adjacent and parallel to reference crease line 37. In particular, reference crease line 37 corresponds and/or defines one respective second transversal edge 10.
  • rectilinear peripheral portion 36 may be adjacent to one respective lateral wall 6.
  • a distance between rectilinear peripheral portion 36 and the respective lateral wall 6 may be equal or less than 2,0 mm, in particular equal or less than 1,0 mm, even more particular equal or less than 0,9 mm.
  • rectilinear peripheral portion 36 may abut against the respective lateral wall 6.
  • retaining element 20 is (integrally) connected to and extends from first flange 15, in particular peripheral portion 35.
  • peripheral portion 35 may be arranged within inner space 11.
  • the forming of one respective packaging material sheet 21 comprises at least the steps of:
  • the mold has a cavity corresponding to the shape of opening device 3.
  • the formation of packaging material sheet 21 also comprises the step of:
  • the mark may be a magnetic mark or a different kind of mark.
  • the mark may be a magnetic mark as allowing for a precise positioning of the mold and therewith of opening device 3.
  • packaging material sheet bases 22 may be provided in the form of a web.
  • the web comprises a plurality of basic units, each basic unit corresponding to one respective packaging material sheet base 22.
  • the web of packaging material sheet bases 22 is advanced, in particular intermittently advanced, to a molding station, at which opening devices 3 are molded onto the respective packaging material sheet bases 22. In this way, one obtains a web of packaging material sheets 21.
  • packages 1 comprises the following steps:
  • packaging material sheet 21 may be provided in the form of a web of packaging material sheets 21 and the web of packaging material sheets 21 may be (continuously) advanced to a tube forming station, at which the web of packaging material sheets 21 may be formed into a tube.
  • the tube may be longitudinally sealed and transversally sealed.
  • the tube may be filled with the pourable product.
  • the formation of packages 1 may also comprise the step of forming, during which the tube is formed and the step of transversally cutting the tube so as to obtain the single packages 1.
  • number 1' indicates an alternative embodiment of a package according to the present invention; as package 1' is similar to package 1, the following description is limited to the differences between them, and using the same references, where possible, for identical or corresponding parts.
  • package 1' differs from package 1 in comprising opening device 3'.
  • package 1' differs from package 1 in being formed from a packaging material sheet 21' (see Figure 6 ).
  • packaging material sheet 21' is similar to packaging material sheet 21, the following description is limited to the differences between them, and using the same references, where possible, for identical or corresponding parts.
  • packaging material sheet 21' differs from packaging material sheet 21 in comprising opening device 3'.
  • opening device 3' differs from opening device 3 in that base frame 15 further comprises a second flange 40 spaced apart from, and in particular being parallel to, first flange 34.
  • first flange 34 and second flange 40 may be connected to one another.
  • second flange 40 is connected to, in particular fused to, even more particular molded onto, the first face or after formation of package 1 onto outer surface 13.
  • first flange 34 and second flange 40 define a respective interspace interposing between one another a portion of packaging material sheet base 22 or after formation of package 1 of second wall 7.
  • second flange 40 may comprise a peripheral portion 42, in particular having the same shape as peripheral portion 35.
  • peripheral portion 42 may have a shape at least partially differentiating from the shape of peripheral portion 35.
  • packaging material sheets 21' is similar to the formation of packaging material sheets 21, we refer to the description as provided with respect to the formation of packaging material sheets 21.
  • package 1' is similar to the formation of package 1, we refer to the description as provided with respect to the formation of package 1.
  • number 1" indicates an alternative embodiment of a package according to the present invention; as package 1" is similar to package 1, the following description is limited to the differences between them, and using the same references, where possible, for identical or corresponding parts.
  • package 1" differs from package 1 in comprising opening device 3" and in that the designated opening extends over two respective walls, in particular second wall 7 and one lateral wall 6.
  • package 1" differs from package 1' in being formed from a packaging material sheet 21" (see Figure 9 ).
  • packaging material sheet 21" is similar to packaging material sheet 21', the following description is limited to the differences between them, and using the same references, where possible, for identical or corresponding parts.
  • packaging material sheet 21" differs from packaging material sheet 21' in comprising opening device 3" and packaging material sheet base 22".
  • packaging material sheet base 22" differs from packaging material sheet base 22 in that the designated opening comprises a first opening portion and a second opening portion.
  • one panel 31, in particular the one at least partially defining second wall 7, comprises the first opening portion and another panel 31, in particular the one defining one lateral wall 6, comprises the second opening portion.
  • first flange 34 may comprise a first flange portion 47, a second flange portion 48 and a fold line 49 interposed between first flange portion 47 and second flange portion 48.
  • fold line 49 is configured such that during formation of package 1, i.e. during the folding of the respective packaging material sheet 21", first flange 34 is folded along fold line 49 such that first flange portion 47 and second flange portion 48 are arranged transversal, in particular (substantially) perpendicularly to one another.
  • fold line 49 may be parallel to auxiliary reference crease line 46.
  • fold line 49 may be aligned with auxiliary reference crease line 46.
  • a distance between auxiliary reference crease line 46 and fold line 49 may be equal or less than 2, 0 mm, in particular equal or less than 1,0 mm, even more particular equal or less than 0,5 mm.
  • first flange portion 47 may be associated to the first opening portion and second flange portion 48 may cover and seal the second opening portion.
  • auxiliary reference crease line 46 may comprise a first section 50 and a second section 51 detached from one another.
  • fold line 49 may be parallel to and interposed between first section 50 and second section 51.
  • fold line 49 may extend between first section 50 and second section 51.
  • first flange portion 47 may comprise peripheral portion 35, in particular rectilinear peripheral portion 36.
  • first flange portion 47 may comprise the passage and collar 17 may be connected to and extend from first flange portion 47.
  • retaining element 20 may extend from first flange portion 47.
  • one respective wall of main body 2 comprises the first opening portion and another wall the second opening portion, in particular the two walls being transversal to one another.
  • second wall 7 comprises the first opening portion and one transversal wall 6 the second opening portion.
  • packaging material sheets 21 As the formation of packaging material sheets 21" is similar to the formation of packaging material sheets 21, we refer to the description as provided with respect to the formation of packaging material sheets 21.
  • package 1 is similar to the formation of package 1, we refer to the description as provided with respect to the formation of package 1.
  • packaging material sheet 21, 21', 21" and/or of package 1, 1', 1" and/or the method for forming a packaging material sheet 21, 21', 21" and/or the method for forming a package 1, 1', 1" according to the present invention will be clear from the foregoing description.
  • a further advantage resides in providing for a first flange 34 having a first flange portion 47 and a second flange portion 48 further enhancing the effects of rectilinear peripheral portion 35 being adjacent and parallel to reference crease line 37 (the respective second transversal edge 10).
  • An additional advantage resides in that having rectilinear peripheral portion 35 being adjacent and parallel to reference crease line 37 improves the folding of packaging material sheets 21, 21', 21", into the respective packages 1, 1', 1".
  • opening device 3" may not comprise a second flange 41.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)
  • Cartons (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
EP22172889.2A 2021-05-18 2022-05-12 Zusammengesetzte verpackungsmaterialfolie, verfahren zur herstellung einer zusammengesetzten verpackungsmaterialfolie, zusammengesetzte verpackung und verfahren zur herstellung einer zusammengesetzten verpackung Pending EP4091953A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21174384 2021-05-18

Publications (1)

Publication Number Publication Date
EP4091953A1 true EP4091953A1 (de) 2022-11-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP22172889.2A Pending EP4091953A1 (de) 2021-05-18 2022-05-12 Zusammengesetzte verpackungsmaterialfolie, verfahren zur herstellung einer zusammengesetzten verpackungsmaterialfolie, zusammengesetzte verpackung und verfahren zur herstellung einer zusammengesetzten verpackung

Country Status (7)

Country Link
US (1) US20240158128A1 (de)
EP (1) EP4091953A1 (de)
JP (1) JP2024517374A (de)
CN (1) CN117083227A (de)
BR (1) BR112023018769A2 (de)
MX (1) MX2023010886A (de)
WO (1) WO2022243143A1 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0224593A1 (de) * 1985-05-27 1987-06-10 Dai Nippon Insatsu Kabushiki Kaisha Giesstülle für eine verpackung
JPS62118019U (de) * 1986-01-21 1987-07-27
JPH0551032A (ja) * 1991-08-15 1993-03-02 Dainippon Printing Co Ltd 紙容器
WO2002044040A1 (en) * 2000-11-28 2002-06-06 Tetra Laval Holdings & Finance S.A. Method for applying an opening device to a packaging material and package obtained thereby

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0224593A1 (de) * 1985-05-27 1987-06-10 Dai Nippon Insatsu Kabushiki Kaisha Giesstülle für eine verpackung
JPS62118019U (de) * 1986-01-21 1987-07-27
JPH0551032A (ja) * 1991-08-15 1993-03-02 Dainippon Printing Co Ltd 紙容器
WO2002044040A1 (en) * 2000-11-28 2002-06-06 Tetra Laval Holdings & Finance S.A. Method for applying an opening device to a packaging material and package obtained thereby

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MX2023010886A (es) 2023-09-27
CN117083227A (zh) 2023-11-17
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WO2022243143A1 (en) 2022-11-24
BR112023018769A2 (pt) 2023-12-05

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