EP4400439A1 - Öffnungsvorrichtung für eine verpackung und verpackung mit einer öffnungsvorrichtung - Google Patents
Öffnungsvorrichtung für eine verpackung und verpackung mit einer öffnungsvorrichtung Download PDFInfo
- Publication number
- EP4400439A1 EP4400439A1 EP23218480.4A EP23218480A EP4400439A1 EP 4400439 A1 EP4400439 A1 EP 4400439A1 EP 23218480 A EP23218480 A EP 23218480A EP 4400439 A1 EP4400439 A1 EP 4400439A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cutter
- opening device
- flow channel
- collar
- retaining element
- 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
Links
- 239000012528 membrane Substances 0.000 claims abstract description 25
- 238000000926 separation method Methods 0.000 claims abstract description 25
- 230000003993 interaction Effects 0.000 claims abstract description 19
- 230000001939 inductive effect Effects 0.000 claims abstract 2
- 239000007787 solid Substances 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000005022 packaging material Substances 0.000 description 14
- 239000000463 material Substances 0.000 description 12
- 235000013305 food Nutrition 0.000 description 9
- 239000004033 plastic Substances 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 5
- 239000002657 fibrous material Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 241000227653 Lycopersicon Species 0.000 description 2
- 235000007688 Lycopersicon esculentum Nutrition 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 2
- 235000015203 fruit juice Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 235000015067 sauces Nutrition 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 235000016213 coffee Nutrition 0.000 description 1
- 235000013353 coffee beverage Nutrition 0.000 description 1
- 239000011091 composite packaging material Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000020124 milk-based beverage Nutrition 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
- 235000008924 yoghurt drink Nutrition 0.000 description 1
Images
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
- B65D5/72—Contents-dispensing means
- B65D5/74—Spouts
- B65D5/746—Spouts formed separately from the container
- B65D5/747—Spouts formed separately from the container with means for piercing or cutting the container wall or a membrane connected to said wall
- B65D5/748—Spouts formed separately from the container with means for piercing or cutting the container wall or a membrane connected to said wall a major part of the container wall or membrane being left inside the container after the opening
Definitions
- the present invention relates to an opening device for a package, in particular for a composite package, filled with a pourable product, even more particular filled with a pourable food product.
- the present invention also relates to a package having a main body filled with a pourable product, even more particular filled with a pourable food product, and an opening device arranged on the main body.
- 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 tomato sauce
- etc. are sold in packages made of composite packaging material.
- 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 packages in particular respective sealed main bodies of the packages formed from the packaging material, comprise a designated pour opening, which allows the outpouring of the pourable product from the packages.
- the designated pour opening is covered by a separation membrane, which isolates an inner space of the main body from an outer environment and which is to be opened or to be removed or to be ruptured or to be cut or to be pierced prior to the first outpouring of the pourable product.
- an opening device having a collar and a closure on the main body about the designated pour opening so as to be able to control the outpouring of the pourable product out of the main body and through the collar. Therefore, the collar has a pouring outlet so as to allow for a controlled outpouring of the pourable product from the package and the closure allows to selectively close and open the pouring outlet.
- Some of the known opening devices comprise a cutter so as to break the separation membrane covering the designated pour opening in a controlled manner.
- an opening device according to the independent claim.
- Number 1 indicates as a whole a package, in particular a composite package, comprising:
- Main body 2 may be obtained from a multilayer packaging material, preferentially being provided in the form of a web.
- the packaging material may comprise at least a layer of fibrous material, such as e.g. 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.
- One of these two layers of heat-seal plastic material may define an inner face of main body 2 contacting the pourable product.
- the packaging material 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. More preferentially, 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.
- gas- and light-barrier material e.g. aluminum foil or ethylene vinyl alcohol (EVOH) film
- each opening device 3 may be applied to the respective main body 2 prior, during or after forming, filling and sealing of the respective main body 2 by means of a molding process and/or adhesive bonding and/or ultrasonic bonding and/or welding.
- each opening device 3 can be applied onto the packaging material prior to arranging the packaging material within or during advancement of the packaging material within a packaging machine for forming, filling and sealing the respective main body 2 from the packaging material.
- main body 2 may contain a pourable food product such as water, milk, milk-based drinks, yoghurt drinks, coffee-based drinks, fruit juice, beverages with pulp, tomato sauce, salt, sugar and the like.
- a pourable food product such as water, milk, milk-based drinks, yoghurt drinks, coffee-based drinks, fruit juice, beverages with pulp, tomato sauce, salt, sugar and the like.
- main body 2 may extend along a central (longitudinal) axis A.
- package 2 may comprise a first wall 4, preferentially being transversal, more preferentially perpendicular, to central axis A, from which main body 2 extends along central axis A.
- first wall 4 may define a supporting surface of package 2, which, in use, can be put in contact with a support element, such as e.g. a shelf, when, in use, being e.g. exposed within a sales point, placed within a storage chamber, placed within a refrigerator or similar.
- first wall 4 when being arranged on a support element first wall 4 may define a bottom wall of package 1, preferentially main body 2.
- main body 2 may also comprise a side wall 5 being (fixedly) connected to first wall 4 and extending from first wall 4.
- main body 2 may also comprise a second wall 6 opposite to first wall 4 and being (fixedly) connected to side wall 5.
- side wall 5 may be interposed between first wall 4 and second wall 6.
- second wall 6 may define a top wall of package 1, preferentially main body 2.
- first wall 4 and second wall 6 may be parallel to one another.
- first wall 4 and second wall 6 may be inclined with respect to one another.
- second wall 6 may define a slanted-top or a gable-top.
- second wall 6 may comprise the designated pour opening and opening device 3 may be fitted onto second wall 6.
- main body 2 may comprise a separation membrane covering the designated pour opening so as to isolate an inner space 7 of main body 2 from an outer environment.
- the separation membrane may be at least partially (and non-reversibly) breakable (i.e. openable and/or rupturable and/or cuttable and/or pierceable), in particular so as to allow a loss of the integrity of the separation membrane, which therefore allows the outpouring of the pourable product out of main body 2.
- the separation membrane may comprise a gas- and light-barrier material, e.g. aluminum foil or ethylene vinyl alcohol (EVOH) film.
- a gas- and light-barrier material e.g. aluminum foil or ethylene vinyl alcohol (EVOH) film.
- the separation membrane may be defined by a portion of the packaging material, in particular a portion of the layers of the packaging material being different from the layer of fibrous material.
- the separation membrane may comprise a portion of the layer of the gas- and light-barrier material.
- opening device 3 comprises at least:
- collar 15 may comprise an inlet opening 18 configured to allow entry of the pourable product, preferentially from inner space 7, into flow channel 16 and a pouring outlet 19 configured to allow exit of the pourable product from flow channel 16 (and collar 15).
- flow channel 16 may extend between inlet opening 18 and pouring outlet 19.
- the pourable product can flow from inner space 7 through the designated pour opening and/or inlet opening 18 into flow channel 16 and then through flow channel 16 and out of pouring outlet 19.
- collar 15 may comprise an inner surface 20 facing and/or delimiting flow channel 16, and preferentially also an outer surface 21 opposite to inner surface 20 (i.e. facing away from flow channel 16).
- inner surface 20 may also face cutter 17 with cutter 17 being at least partially arranged within flow channel 16.
- collar 15 and/or flow channel 16 may extend along a central axis B.
- collar 15 may have an annular cross-section profile in a cross-sectional plane being perpendicular to central axis B.
- collar 15 and/or inlet opening 18 and/or pouring outlet 19 may have a (substantially) circular cross-sectional profile, preferentially in a cross-sectional plane perpendicular to central axis B.
- Cutter 17 may be arranged, in particular moveably arranged, within flow channel 16.
- cutter 17 may extend along and/or have a central axis C.
- central axis C may be coaxial to central axis B with cutter 17 being at least partially placed within flow channel 16.
- cutter 17 when being at least partially arranged within flow channel 16 may be coaxial to collar 15.
- cutter 17 may comprise at least a cutting section 22 configured to break the separation membrane. More preferentially, cutting section 22 may comprise, even more preferentially consist of, a (curved) saw blade.
- cutting section 22 may be arranged at a first end portion 23 of cutter 17.
- cutter 17 may be controlled in a rest position in which cutter 17 is detached from the separation membrane (so as to guarantee integrity of the separation membrane) and an active position in which cutter 17, in particular cutting section 22, may be configured to break the separation membrane.
- cutter 17 when package 1 is provided to an end customer, cutter 17 is arranged in the rest position and the separation membrane is intact. Moreover, control of cutter 17 from the rest position to the active position may be actuated once. After the separation membrane has been broken, it is not necessary to repeatedly control cutter 17 between the active position and the rest position. In other words, after the separation membrane has been broken, control cutter 17 remains in the active position.
- Cutter 17 may be arranged in a first axial position and a second axial position with respect to central axis B when being in respectively the rest position and the active position.
- cutter 17, when being in the rest position and/or the first axial position, may be (substantially) fully arranged within flow channel 16.
- Cutter 17, when being in the active position and/or the second axial position, may at least partially extend out of flow channel 16 and through inlet opening 18.
- at least cutting section 22 may extend out of flow channel 16 and through inlet opening 18.
- cutter 17, when being in the rest position, may be closer to pouring outlet 19 than when being in the active position.
- cutter 17 may be configured to at least translate along central axis B and/or central axis C when, in use, moving between the rest position and the active position.
- cutter 17 may be configured to translate along and rotate about central axis B and/or central axis C when, in use, moving between the rest position and the active position.
- cutter 17 may be ring-shaped (i.e. having a cross-section with an annular shape in a plane perpendicular to central axis C).
- Cutter 17 may comprise an outer surface 24 facing inner surface 20, in particular at least with cutter 17 being in the rest position.
- opening device 3 may comprise an actuation device configured to actuate and guide movement of cutter 17 from the rest position to the active position.
- Opening device 3 further comprises a retaining device configured to block movement of cutter 17 out of flow channel 16 and through pouring outlet 19.
- the retaining device guarantees that cutter 17 cannot (accidently) exit from flow channel 16 through pouring outlet 19.
- the retaining device is configured to induce a rotation of cutter 17 about a rotation axis E transversal to central axis B and/or central axis C, preferentially leading to a jamming of cutter 17 within flow channel 16 and/or collar 15.
- cutter 17 may (accidently) move towards pouring outlet 19 the retaining device guarantees that cutter 17 rotates about rotation axis E prior to reaching pouring outlet 19. This again leads to cutter 17 becoming inclined with respect to central axis B and engaging with inner surface 20.
- the retaining device may comprise:
- retaining element 31 and interaction element 32 are configured to interact with one another so as to induce the rotation of cutter 17 about rotation axis E, preferentially leading to the jamming of cutter 17 within the flow channel 16 and/or collar 15.
- interaction element 32 interacts with retaining element 31 which leads to actuation of the angular movement of cutter 17 about rotation axis E. This again leads to the inclination of cutter 17 with respect to central axis B and the successive jamming of cutter 17 within flow channel 16.
- Figure 3a illustrates cutter 17 being in its rest position and Figure 3b shows cutter 17 in a jammed configuration.
- central axis C is inclined with respect to central axis B.
- retaining device may comprise only a single retaining element 31 and/or a single and unilateral retaining element 31.
- retaining element 31 may be locally restricted, i.e. retaining element 31 may have a limited local extension.
- retaining element 31 may extend between a first angular position 33 and a second angular position 34 about central axis B.
- a difference between first angular position 33 and second angular position 34 may be less than 10°, preferentially less than 5°, more preferentially less than 3°.
- a width (i.e. corresponding to the difference between first angular position 33 and second angular position 34 of retaining element 31 may range between 1.2 mm and 1.8 mm, preferentially between 1.3 mm and 1.7 mm, even more preferentially between 1.4 mm and 1.6 mm. According to some embodiments, the width of retaining element 31 may equal 1.5 mm.
- retaining element 31 may radially protrude from inner surface 20 towards a center of collar 15 and/or towards central axis B.
- retaining element 31 and/or interaction element 32 may be interposed between outer surface 24 and inner surface 20.
- a maximum radial extension d of retaining element 31 substantially equals, preferentially equals, the difference between an inner diameter of collar 15 (i.e. a radial distance between a first portion of inner surface 20 and a second portion of inner surface 20 opposite to the first portion of inner surface 20) and an outer diameter of cutter 17 (i.e. a radial distance between a first portion of outer surface 24 and a second portion of outer surface 24 opposite to the first portion of outer surface 24).
- maximum radial extension d of retaining element 31 may be determined as the distance between inner surface 20 and the farthest radial extension of retaining element 31 into flow channel 16.
- maximum radial extension d of retaining element 31 may be at least or may be larger than 0.7 mm. According to some embodiments, maximum radial extension d of retaining element 31 may equal 0.9 mm.
- retaining element 31 may comprise an abutment surface 35, preferentially facing inlet opening 18.
- interaction element 32 may have an engagement surface 36, preferentially facing pouring outlet 19.
- Engagement surface 36 may be configured to abut against abutment surface 35, preferentially during a(n) (accidental) movement of cutter 17 along second direction D2, so as induce the angular movement of cutter 17 about rotation axis E and so as to guarantee the jamming of cutter 17 within flow channel 16 and/or collar 15.
- abutment surface 35 may be inclined with respect to central axis B and/or inner surface 20.
- abutment surface 35 may define together with inner surface 20 an angle ranging between 140° and 160°, preferentially between 145° and 155°. In particular, such an angle is favorable with regard to a demolding operation.
- retaining element 31 may also comprise a guiding surface 37 facing pouring outlet 19 and configured to allow for a facilitated insertion of cutter 17 into flow channel 16 and/or collar 15.
- guiding surface 37 may be inclined with respect to central axis B and/or inner surface 20.
- retaining element 31 may be integral to collar 15 and/or interaction element 32 may be integral to cutter 17. Even more preferentially, retaining element 31 and collar 15 may be molded in a single piece and/or cutter 17 and interaction element 32 may be molded in a single piece.
- retaining element 31 may be formed as a solid protuberance.
- cutter 17 may comprise a second end portion 38 opposite to first end portion 23.
- cutter 17 may also comprise a flange 39.
- Flange 39 may be designed to stabilize movement of cutter 17 within flow channel 16.
- flange 39 may interact with collar 15, preferentially inner surface 20, for stabilizing movement of cutter 17, preferentially when moving from the respective rest position to the respective active position.
- flange 39 may comprise at least two flange elements 40 angularly displaced from one another about central axis C.
- each flange element 40 may radially protrude from cutter 17, preferentially from second end portion 38 of cutter 17 opposite to first end portion 23.
- each flange element 40 may radially protrude away from the respective central axis C.
- each flange element 40 may protrude towards inner surface 20 and/or away from a center of cutter 17.
- each flange element 40 may comprise and/or or may be defined by a plate, in particular a plate perpendicular to central axis C.
- each flange element 40 may be arc-shaped.
- each flange element 40 may have the same size as the other flange element(s) 40.
- opening device 3 may also comprise
- opening device 3 may also comprise a coupling ring 47 rotatably arranged around collar 15, in particular such that coupling ring 47 is inseparable from collar 15.
- each opening device 3 may also comprise a connection element, preferentially a tethering element, connected to, preferentially non-rupturably connected to, coupling ring 47 and closure 46.
- closure 46 may be controllable in at least:
- closure 46 may be rotatably coupled (about central axis B) to collar 15 when being in the closing position.
- opening device 3 may comprise an actuation device partially associated to (and/or connected to and/or carried by) collar 15, partially associated to (and/or connected to and/or carried by) closure 46 and partially associated to cutter 17 and being configured such that a rotation of closure 46 about central axis B may move cutter 17 from the rest position to the active position.
- the actuation device may comprise first interaction members (not shown), preferentially flaps, connected to closure 46, and second interaction members 48 connected to, in particular integrally connected to, cutter 17.
- the actuation device may also comprise a cam mechanism connected to collar 15 and/or cutter 17 and configured to guide movement of cutter 17 from the rest position to the active position.
- the cam mechanism may comprise a cam structure 49 connected to, preferentially integrally connected to, and protruding from cutter 17 and a plurality of cam elements 50 connected to, in particular integrally connected to, collar 15.
- cam structure 49 may define interaction element 32.
- first interaction members and second interaction members 48 may be configured to interact with one another for actuating movement of cutter 17 from the rest position to the active position.
- a rotation of the first interaction members about central axis B may be actuated for moving cutter 17, in particular by means of a rototranslatory movement, from the rest position to the active position.
- outpouring of the pourable product from package 1, in particular main body 2 requires opening of pouring outlet 19 and breaking of the separation membrane.
- the separation membrane is broken by moving cutter 17 from the rest position to the active position. This is achieved by the first interaction members rotating about central axis B.
- number 3' indicates an alternative embodiment of an opening device according to the present invention; as opening device 3' is similar to opening device 3, the following description is limited to the differences between them, and using the same references, where possible, for identical or corresponding parts.
- opening device 3' differs from opening device 3 in that retaining element 31 is hollow, thereby reducing the amount of plastic used.
- retaining element 31 may be formed as a hollow protuberance.
- each retaining element 33 may comprise a respective cavity.
- retaining element 31 may comprise, preferentially may consist of, a curved solid wall 51.
- solid wall 51 may delimit and/or define the respective hollow protuberance and/or the respective cavity.
- solid wall 51 may protrude towards the center of collar 15 and/or towards central axis B.
- retaining element 33 may be convexly shaped towards the center of collar 15 and/or towards central axis B.
- solid wall 51 may be integral to inner surface 20.
- retaining element 33 may define a respective indentation and/or groove in outer surface 24.
- solid wall 51 may have a thickness, preferentially a (substantially) constant thickness.
- the thickness of solid wall 51 corresponds to the thickness of the portions of collar 15 adjacent to and connected to solid wall 51 and/or of one or more other portions of collar 15.
- retaining element 31 can be easily demoulded, i.e. extracted from the forming mold during the manufacturing process.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT202300000474 | 2023-01-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
EP4400439A1 true EP4400439A1 (de) | 2024-07-17 |
Family
ID=85685636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP23218480.4A Pending EP4400439A1 (de) | 2023-01-16 | 2023-12-20 | Öffnungsvorrichtung für eine verpackung und verpackung mit einer öffnungsvorrichtung |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP4400439A1 (de) |
WO (1) | WO2024153431A1 (de) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120181281A1 (en) * | 2004-11-15 | 2012-07-19 | Gregor Ott | Flat self-opening closure for composite packagings or for container nozzles or bottle necks to be closed by film material |
WO2017207227A1 (de) * | 2016-05-31 | 2017-12-07 | Sig Technogoly Ag | AUSGIEßELEMENT FÜR EINE VERBUNDPACKUNG SOWIE VERBUNDPACKUNG MIT EINEM AUSGIEßELEMENT |
EP3943408A1 (de) * | 2020-07-24 | 2022-01-26 | SIG Technology AG | Ausgiesselement mit absichernder schneidelementführung |
-
2023
- 2023-12-20 EP EP23218480.4A patent/EP4400439A1/de active Pending
- 2023-12-20 WO PCT/EP2023/086907 patent/WO2024153431A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120181281A1 (en) * | 2004-11-15 | 2012-07-19 | Gregor Ott | Flat self-opening closure for composite packagings or for container nozzles or bottle necks to be closed by film material |
WO2017207227A1 (de) * | 2016-05-31 | 2017-12-07 | Sig Technogoly Ag | AUSGIEßELEMENT FÜR EINE VERBUNDPACKUNG SOWIE VERBUNDPACKUNG MIT EINEM AUSGIEßELEMENT |
EP3943408A1 (de) * | 2020-07-24 | 2022-01-26 | SIG Technology AG | Ausgiesselement mit absichernder schneidelementführung |
Also Published As
Publication number | Publication date |
---|---|
WO2024153431A1 (en) | 2024-07-25 |
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