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
  • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
  • B65D85/07—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles
  • B65D85/08—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular
  • B65D85/10—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular for cigarettes
  • B65D85/1036—Containers formed by erecting a rigid or semi-rigid blank
  • B65D85/1045—Containers formed by erecting a rigid or semi-rigid blank having a cap-like lid hinged to an edge
• • 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
  • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
  • B65D85/07—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles
  • B65D85/08—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular
  • B65D85/10—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular for cigarettes
  • B65D85/1036—Containers formed by erecting a rigid or semi-rigid blank
  • B65D85/1045—Containers formed by erecting a rigid or semi-rigid blank having a cap-like lid hinged to an edge
  • B65D85/1056—Containers formed by erecting a rigid or semi-rigid blank having a cap-like lid hinged to an edge characterized by the lid
  • B65D85/10568—Containers formed by erecting a rigid or semi-rigid blank having a cap-like lid hinged to an edge characterized by the lid opening of the lid opens simultaneously an inner package within 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
  • 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
  • B65D5/4291—Containers provided with an acoustic device, e.g. for indicating opening of the package
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
  • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers
  • B65D75/52—Details
  • B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
  • B65D75/66—Inserted or applied tearing-strings or like flexible elements
  • B65D75/68—Inserted or applied tearing-strings or like flexible elements extending through wrapper closure or between wrapper layers
• • 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
  • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
  • B65D85/07—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles
  • B65D85/08—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular
  • B65D85/10—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular for cigarettes
  • B65D85/1018—Container formed by a flexible material, i.e. soft-packages
  • B65D85/1027—Opening devices
• • 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
  • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
  • B65D85/07—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles
  • B65D85/08—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular
  • B65D85/10—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles rod-shaped or tubular for cigarettes
  • B65D85/1081—Inserts or accessories added or joined to the container, e.g. coins, pens, cards, spacers
• • 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
  • B65D2565/00—Wrappers or flexible covers; Packaging materials of special type or form
  • B65D2565/38—Packaging materials of special type or form
  • B65D2565/381—Details of packaging materials of special type or form
  • B65D2565/382—Details of packaging materials of special type or form made of special paper
• • 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
  • B65D2565/00—Wrappers or flexible covers; Packaging materials of special type or form
  • B65D2565/38—Packaging materials of special type or form
  • B65D2565/381—Details of packaging materials of special type or form
  • B65D2565/387—Materials used as gas barriers

Definitions

• the invention relates to a packet for smoking articles.
• Smoking articles such as cigarettes, are generally stored within packets which include an outer casing and a sealed pouch that is wrapped around the smoking articles. It is common for the outer casing to have a hinged-lid which is moveable from a closed position to an open position to allow a user to access the pouch and the smoking articles stored therein.
• a known issue regarding existing packets for smoking articles is their resistance to biodegradation, and therefore lack of sustainability.
• pouches due to the requirement for smoking articles to be kept sealed from the environment during storage, it is common for pouches to made from impermeable plastic or metal in order to prevent the ingress of air or moisture.
• pouches are often made from a plastic film or a paper laminate comprising barrier plastic, or a laminate of plastic and metal. Such materials are not biodegradable and are difficult to recycle.
• pouches Although it is important for pouches to be sealed from the environment, it is also desirable for pouches to be quickly and easily opened by the user, whilst allowing convenient access to the smoking articles once opened. This combination of properties is difficult to achieve using sustainable materials.
• An object of the invention is to address one or more of these issues.
• a packet for smoking articles comprising: an outer casing comprising a main body and a lid, wherein the main body comprises: a front panel; a rear panel; a bottom panel; a first side panel; and a second side panel which cooperatively define a main compartment having an opening opposite to the bottom panel, and wherein a hinge is formed between the lid and the rear panel of the main body such that the lid is moveable between an open position and a closed position; a substantially cuboidal pouch comprising: a front major portion; a rear major portion; a top minor portion; a bottom minor portion; a first side portion; and a second side portion, wherein the pouch is received within the main compartment such that the pouch protrudes from the main compartment through the opening, wherein the pouch is completely contained within the outer casing when the lid is in the closed position, and wherein the pouch comprises a cellulose-based wrapper; and a tear tape attached to the pouch and arranged to extend around the pouch in a transverse
• the use of a cellulose-based wrapper in combination with a transverse tear tape results in an environmentally friendly packet which provides easy access to the smoking articles.
• the tear tape and the hinge such that the tear tape is located vertically above the hinge, the top section of the pouch is able to be more easily removed from the bottom section of the pouch using the tear tape. That is, when the lid is in the open position, the tear tape is situated above the hinge such that the outer casing does not prevent the user from pulling the tear tape and opening the pouch.
• the length of the pouch is the perpendicular distance between the top minor portion and the bottom minor portion. This may also be referred to as the height of the pouch.
• the wrapper comprises (or consists of) paper, hemp, moulded cellulose pulp, virgin fibre pulp or tobacco dust with paper. In this way, the environmental impact of the packet is reduced.
• the pouch comprises (or consists of) the wrapper and a moisture barrier coating formed on the wrapper.
• the pouch is constructed from sustainable materials which are effective in sealing and protecting the smoking articles housed within the pouch from the external environment.
• the pouch comprises (or consists of) the wrapper, the moisture barrier coating formed on the wrapper, and an outer coating formed on an opposite surface of the wrapper to the moisture barrier coating.
• the outer coating may increase one or more of the strength, thickness, density and opacity of the pouch.
• the moisture barrier coating is a heat sealable coating (or a heat seal adhesive).
• the heat sealable coating e.g. a thermoplastic film
• the moisture barrier coating may comprise one or more layers or films.
• the moisture barrier coating may be a water-based lacquer.
• the moisture barrier coating is a hot melt adhesive, i.e. an adhesive that is applied in a molten state and forms a bond on cooling to the solid state.
• the moisture barrier coating also reduces or prevents the ingress (or transfer) of oxygen, air, flavourings, and/or menthol.
• the pouch i.e. the wrapper and the moisture barrier coating
• the pouch has a water vapour transmission rate of 0 - 10 g/m 2 /day (at 23°C, 50% RH) and an oxygen transmission rate of ⁇ 10 ccm/nT7day (at 23°C, 50% RH).
• the pouch may have a water vapour transmission rate of 2 - 10 g/m 2 /day (at 23°C, 50% RH).
• the thickness of the pouch i.e. the wrapper, the moisture barrier coating, and optionally the outer coating
• the density of the pouch is 50 to 92 grams per square metre, more preferably 50 to 85 gram per square metre.
• the pouch may comprise the outer coating, the thickness of the pouch may be 75 pm, the density of the pouch may be 90 grams per square metre, and the mean water vapour transmission rate at 23°C, 50% RH may be ⁇ 1 g/m 2 /day.
• the pouch may not comprise the outer coating, the thickness of the pouch may be 67 pm, the density of the pouch may be 75 grams per square metre, and the mean water vapour transmission rate at 23°C, 50% RH may be ⁇ 1 g/m 2 /day.
• the pouch may not comprise the outer coating, the thickness of the pouch may be 65 - 85 pm, the density of the pouch may be 70 grams per square metre, and the mean water vapour transmission rate at 23°C, 50% RH may be ⁇ 3 g/m 2 /day.
• the pouch may not comprise the outer coating, the thickness of the pouch may be 82 pm, the density of the pouch may be 75 grams per square metre, and the mean water vapour transmission rate at 23°C, 50% RH may be ⁇ 8 g/m 2 /day.
• the moisture barrier coating is formed on the internal surface of the pouch.
• the outer coating is formed on the external surface of the pouch.
• the tear tape extends around the entire pouch.
• the tear tape extends along (the entire widths of each of) the front major portion, the first side portion, the rear major portion, and the second side portion of the pouch.
• the tear tape is positioned closer to the hinge than the top minor portion of the pouch.
• the tear tape may be positioned above the hinge such that the distance between the bottom edge of the tear tape and the hinge is less than the width of the tear tape.
• the pouch may be more reliably tom around the circumference of the pouch.
• the tear tape is located towards or adjacent the top minor portion of the pouch, the likelihood of the pouch being inadvertently torn across the top minor portion is increased.
• the bottom edge of the tear tape is arranged substantially level with the hinge. That is, the bottom edge of the tear tape is positioned in the same plane as the hinge. In this way, as the bottom edge of the tear tape is coincident with the hinge, the hinge provides a guiding edge along which the tear tape may be pulled, thereby increasing the speed and reliability of opening.
• the tear tape is attached to the internal surface of the pouch and extends through the pouch to expose a tear tab to be pulled by a user.
• the tear tape is protected from the external environment by the pouch, and it is ensured that the pouch is tom open when the tear tape is pulled by a user.
• the tear tape comprises (or consists of) a paper-based or cellulose- based material. In this way, the environmental impact of the packet is further reduced.
• the packet further comprises a stiffening element disposed within the pouch and arranged to lie substantially flush against the internal surface of the pouch.
• a stiffening element disposed within the pouch and arranged to lie substantially flush against the internal surface of the pouch.
• the presence of the stiffening element allows for a larger proportion of the pouch to be removed, i.e. a larger top section, whilst maintaining high stiffness of the packet.
• the stiffening element is a cellulose-based stiffening element.
• the stiffening element may comprise (or consist of) paper, hemp, or moulded cellulose pulp. In this way, the environmental impact of the packet is further reduced.
• the stiffening element has a higher rigidity than the pouch.
• the stiffening element may have a density of 130 to 200 grams per square metre.
• the stiffening element comprises a front portion arranged adjacent to the front major portion of the pouch, wherein the front portion has a cut-out in its top edge, and wherein the cut-out extends down to at least level with the bottom edge of the tear tape. More preferably, the cut-out extends down to at least level with the line of weakening. In this way, the ease of access to the smoking articles is improved whilst maintaining high stiffness of the packet.
• the cut-out extends a distance below the bottom edge of the tear tape, e.g. 1 mm, 2 mm or 3 mm. More preferably, the cut-out-out extends a distance below the line of weakening. For example, the cut-out may extends a distance below the top-edge of the front portion of 10% to 30% of the height of the front portion, e.g., 10 mm, 11 mm, 12mm, 13mm, 14mm or 15 mm.
• the cut-out is centrally positioned along the top edge of the front portion of the stiffening element.
• the cut-out has a width of at least 50% of the width of the front portion of the stiffening element.
• the stiffening element is a folded element further comprising a first side portion and a second side portion, wherein the first side portion and the second side portion of the stiffening element are arranged adjacent to the first side portion and the second side portion of the pouch respectively, and wherein the first and second side portions of the stiffening element each have a length equal to the length of the pouch. More, preferably the stiffening element consists of the front portion, the first side portion, and the second side portion. In this way, the weight of the packet is reduced whilst maintaining high stiffness.
• the packet further comprises an inner frame disposed between the pouch and the outer casing, wherein the frame comprises a front portion arranged adjacent to the front panel of the main body, and wherein the top edge of the front portion of the frame is positioned below the tear tape.
• the frame further increases the stiffness of the packet without reducing the accessibility of the tear tape.
• the top edge of the front portion of the frame is arranged substantially level with the bottom edge of the tear tape and/or the line of weakening.
• a further guiding edge is provided along which the tear tape may be pulled and the pouch opened.
• the frame is a cellulose-based frame.
• the frame may comprise (or consist of) paper, hemp, or moulded cellulose pulp. In this way, the environmental impact of the packet is further reduced.
• the front portion of the frame further comprises a cut-out in its top edge which extends a distance below the bottom edge of the tear tape. More preferably, the cut-out extends a distance below the line of weakening. In this way, smoking articles contained with the pouch may be more easily accessed whilst maintaining high stiffness of the packet.
• the cut-out is centrally positioned along the top edge of the front portion of the frame.
• the frame is a folded element further comprising a first side portion and a second side portion, wherein the first side portion and the second side portion of the frame are arranged adjacent to the first side panel and the second side panel of the main body respectively.
• the stiffening element consists of the front portion, the first side portion, and the second side portion. In this way, the weight of the packet is reduced whilst maintaining high stiffness.
• the top edges of the first and second side portions of the frame are arranged below the tear tape.
• the first and second side portions of the frame are shaped such that the lid is not blocked from being moved into the closed position.
• the first and second side portions may slant down or curve away from the opening of the main compartment such that the lid does not contact the first and second side portions when being moved into the closed position.
• a line of weakening is formed in the pouch, wherein the line of weakening is arranged parallel and adjacent to the bottom edge of the tear tape.
• the line of weakening may be level with the bottom edge of the tear tape and/or the hinge.
• the line of weakening may be up to 3 mm below the bottom edge of the tear tape. In this way, the pouch is biased to open along the line of weakening when the tear tape is pulled, thereby further improving the ease of opening of the pouch.
• the line of weakening is formed in the external surface of the pouch, and wherein the moisture barrier coating is formed on the internal surface of the pouch.
• the line of weakening partially extends through the wrapper. In this way, the line of weakening does not affect the seal of the pouch to the external environment.
• the line of weakening extends through less than 80%, preferably less than 70%, more preferably less than 60% and more than 20%, preferably more than 30%, more preferably more than 40% of the thickness of the wrapper.
• the line of weakening is a pre-cut line, e.g. made by laser scoring, mechanical indentation, or mechanical scoring.
• the line of weakening may be cut partially through the wrapper (and/or extends partially or entirely through the outer coating, if present) without extending through the moisture barrier coating such as to form a kiss-cut line.
• the front portion of the frame comprises a tongue configured to engage with a complementary recess formed inside the lid such that the lid may be securely held in the closed position.
• a pair of slits are formed in the outer casing, wherein the slits are located on either side of the hinge respectively and extend parallel to the hinge. In this way, the lid may be more easily moved between the open and closed position.
• each slit has a length of 5% to 10% of the width of the rear panel of the main body, e.g. 4 mm.
• the lid comprises: a front panel; a rear panel; a top panel; a first side panel; and a second side panel, wherein the rear panel of the lid is attached to the rear panel of the main body by the hinge, and wherein the ratio of the height of the front panel of the lid to the height of the rear panel of the lid is between 1.8 and 2.2. More preferably, the ratio of the height of the front panel of the lid to the height of the rear panel of the lid is 2.
• the height of the front panel of the lid may be 30 mm and the height of the rear panel of the lid may be 15mm. In this way, the opening area through which smoking articles may be retrieved is maximised whilst ensuring the lid is not prevented from closing.
• the lid may be prevented from opening or closing, but if the height of the rear panel of the lid is too small, the lid may not close properly after multiple openings, and the likelihood of the lid being separated from the main body is increased. Additionally, a larger height of the front panel of the lid is desirable in terms of providing a larger area for accessing the smoking articles, but a smaller height of the front panel is desirable in terms of reducing the angle about which the lid is required to be pivot in order to open the packet.
• the particular ratios defined above provides an optimised balance between these various factors.
• the ratio of the height of the rear panel of the lid to the height of the outer casing when the lid is in the closed position is between 0.15 and 0.19. More preferably, the ratio of the height of the rear panel of the lid to the height of the outer casing when the lid is in the closed position is 0.18.
• the height of the rear panel of the lid may be 15 mm and the height of the outer casing when the lid is in the closed position may be 85 mm.
• the ratio of the height of the rear panel of the lid to the width of the top panel of the lid is between 0.29 and 0.71 . More preferably, wherein the ratio of the height of the rear panel of the lid to the width of the top panel of the lid is 0.67.
• the height of the rear panel of the lid may be 15 mm and the width of the top panel of the lid is 22.5 mm. In this way, the accessibility of the packet is further optimised.
• the width of the top panel is the distance between the front panel and the rear panel of the lid.
• the pouch is made from material configured and sealed to prevent the ingress of moisture into the pouch.
• the wrapper which forms the pouch is folded and sealed by: a first fin seal extending along the length of the front major portion of the pouch; a second fin seal extending along the length of the top minor portion of the pouch; and a third fin seal extending along the length of the bottom minor portion of the pouch.
• fin seals is advantageous as, during sealing of the pouch along the fin seals, the smoking articles contained within the pouch are not compressed.
• the use of lap seals would lead to the smoking articles contained within the pouch being compressed during sealing of pouch along the lap seals.
• the tear tape is attached to the internal surface of the pouch and extends through the first fin seal to expose a tear tab to be pulled by a user.
• the tear tape is attached to the pouch such that a single layer of the tear tape extends through the first fin seal. In this way, the bulkiness of the pouch is reduced.
• the outer casing is a cellulose-based outer casing.
• the outer casing may comprise (or consists of) paper, hemp, or moulded cellulose pulp. In this way, the environmental impact of the packet is further reduced.
• the outer casing, pouch, stiffening element and/or frame do not comprise plastic film or metal.
• the outer casing, pouch, stiffening element and/or frame are not made of a paper laminate comprising plastic film or metal.
• Figure 1 A is a perspective view of a packet for smoking articles including a pouch and a lid in an open position;
• Figure 1 B is a schematic side view of the packet including the pouch and the lid in the open position
• Figure 1 C is a schematic front view of the packet including the pouch and the lid in the open position
• Figure 2A is a schematic front view of the packet including the pouch and the lid in a closed position
• Figure 2B is a schematic rear view of the packet including the pouch and the lid in the closed position
• Figure 3A is a perspective view of the packet including the pouch in an opened state and the lid in the open position.
• Figure 3B is a schematic side view of the packet including the pouch in the opened state and the lid in the open position;
• Figure 3C is a schematic front view of the packet including the pouch in the opened state and the lid in the open position;
• Figure 4A is a schematic front view of the pouch in a closed state
• Figure 4B is a schematic side view of the pouch in the closed state
• Figure 4C is a schematic side view of the pouch in the closed state
• Figure 4D is a schematic rear view of the pouch in the closed state
• Figure 5A is a cross sectional view of the pouch comprising a wrapper and a moisture barrier coating formed thereon;
• Figure 5B is a cross sectional view of the pouch additionally comprising an outer coating
• Figure 6 is a schematic view of a frame of the packet in unfolded form
• Figure 7 is a schematic view of a stiffening element of the packet in unfolded form.
• Figure 8 is a schematic top view of a blank which may be used to form the pouch.
• FIGS 1A - 1C and 2A - 2B illustrate various views of a packet 10 for smoking articles 8 in accordance with the present invention.
• the packet 10 comprises an outer casing 12 which includes a main body 14 and a lid 16.
• the lid 16 is hingedly connected to the main body 14 by a hinge 30 such that the lid 16 may be moved between an open position and a closed position.
• Figures 1A - 1C show the lid 16 in the closed position
• Figures 2A - 2B show the lid 16 in the open position.
• the contents housed within the outer casing 12 may be accessed by a user.
• the closed position the contents of the outer casing 12 are not accessible and the main body 14 and the lid 16 cooperatively define a cuboidal box.
• the packet 10, or outer casing 12 may also be referred to as a hinged-lid box.
• the main body 14 comprises a plurality panels 18 - 26 including a front panel 18, a rear panel 20, a bottom panel 22, a first side panel 24 (i.e. left side panel), and a second side panel 26 (i.e. right side panel). These panels 18 - 26 cooperatively define a main compartment having an opening 28 opposite to the bottom panel 22.
• the height of the rear panel 20 is greater than the height of the front panel 18 such that the first side panel 24 and the second side panel 26 increase in height towards the rear panel 20.
• the lid 16 comprises a plurality of panels 72 - 80 including a front panel 72, a rear panel 74, a top panel 76, a first side panel 78 (i.e. a left side panel), and a second side panel 80 (i.e. a right side panel). These panels 72 - 80 cooperatively define a secondary compartment having an opening opposite to the top panel 76.
• the height of the front panel 72 is greater than the height of the rear panel 74 such that the first side panel 78 and the second side panel 80 increase in height towards the rear panel 74.
• the lid 16 is connected to the main body 14 by the hinge 30 which is positioned between the rear panel 74 of the lid 16 and the rear panel 20 of the main body 14.
• the hinge 30 is not a separable component of the packet 10, but instead is a connecting portion between the rear panel 74 of the lid 16 and the rear panel 20 of the main body 14 about which the lid 16 may be pivoted. That is, the hinge 30 may be described as a fold line or crease line in the outer casing 12 which is formed from the same material as the main body 14 and the lid 16.
• the outer casing 12 may be made of a cellulose-based material.
• the outer casing 12 may comprise (or consists of) paper, hemp, or moulded cellulose pulp.
• the outer casing 12 is configured such that the ratio of the height A of the front panel 72 of the lid 16 to the height B of the rear panel 74 of the lid 16 is between 1.8 and 2.2.
• the ratio A/B may be 2.
• this size ratio optimises the accessibility of the pouch 32, and provides a larger opening area through which the contents of the outer casing 12 may be accessed, whilst ensuring the lid is not blocked from moving into the closed position.
• the lid 16 is prevented from opening or closing, but if the height B of the rear panel 74 of the lid 16 is too small, it has been found that the lid may not close properly after multiple openings, and the lid is more likely to be separated from the main body.
• a larger height A of the front panel 72 of the lid 16 provides a larger area for accessing the smoking articles, but a smaller height A of the front panel 72 of the lid 16 reduces the angle about which the lid 16 is required to be pivot in order to open the packet 10.
• the outer casing 12 is further configured such that the ratio of the height B of the rear panel 74 of the lid 16 to the height C of the outer casing 12 when the lid 16 is in the closed position is between 0.15 and 0.19.
• the ratio B/C may be 0.18.
• the outer casing 12 is configured such that the ratio of the height B of the rear panel 74 of the lid 16 to the width D of the top panel 76 of the lid 16 is between 0.29 and 0.71.
• the ratio B/D may be 0.67.
• a pouch 32 is housed within the outer casing 12. Specifically, the pouch 32 is received within the main compartment of the main body 14 such that a portion of the pouch 32 protrudes through the opening 28 and is completely contained within the outer casing 12 when the lid 16 is moved into the closed position.
• the pouch 32 is sized to store and collate a plurality of smoking articles 8. That is, the height of the pouch 32 is substantially equal to the height of the smoking articles 8 such that the smoking articles 8 may be securely held within the pouch 32.
• the smoking articles 8 may be cigarettes. In other examples, the smoking articles 8 may be heat-not-burn sticks.
• the pouch 32 is substantially cuboidal and includes a front major portion 110, a rear major portion 112, a top minor portion 114, a bottom minor portion 116, a first side portion 118 (i.e. a left side portion), and a second side portion 120 (i.e. a right side portion).
• the pouch 32 is illustrated in further detail in Figures 4A - 4C.
• Figure 4A shows a schematic view of the front major portion 110 of the pouch 32
• Figure 4B shows a schematic view of the first side portion 118 of the pouch 32
• Figure 4C shows a schematic view of the second side portion 120
• Figure 4D shows a schematic view of the rear major portion 112 of the pouch 32.
• the pouch 32 comprises a wrapper 122 having a moisture barrier coating 124 formed thereon.
• the wrapper 122 may also have an outer coating 125 formed on an opposite side of the wrapper 122 to the moisture barrier coating 124.
• the wrapper 122 is folded and sealed to form the substantially cuboidal pouch 32, having an exterior surface 126 and an interior surface 128.
• the pouch 32 is sealed by a first fin seal 104 extending along the length of the front major portion 110 of the pouch 32, a second fin seal 106 extending along the length of the top minor portion 114 of the pouch 32, and a third fin seal 108 extending along the length of the bottom minor portion of the pouch 32.
• a fin seal is a seal formed by an edge portion of the interior surface 128 ofthe wrapper 122 being sealed to another edge portion of the interior surface 128 of the wrapper 122.
• a lap seal is formed by sealing an edge portion of the interior surface of the wrapper to an edge portion of the exterior surface of the wrapper.
• fin seals prevent the smoking articles 8 contained with the wrapper 122 from being compressed during sealing.
• a tear tape 34 is attached to the pouch 32 and extends around the pouch 32.
• the tear tape 34 is attached to the interior surface 128 of the pouch 32 but, for illustrative purposes, is shown in Figures 4A - 4C.
• the tear tape 34 may be attached to the exterior surface 126 of the pouch 32.
• the tear tape 34 (also known as a tear-off ribbon) is a strip of material which is adhesively coupled to the pouch 32.
• the tear tape may be pulled by a user to open the pouch 32.
• the tear tape 34 is stronger than the pouch 32 such that, when pulled, the pouch 32 is tom open along the length of the tear tape 34.
• the tear tape 34 may be made of (e.g. orientated) polymers, yams, and filaments, but preferably is made of a cellulose-based material such as paper.
• the tear tape 34 extends around substantially the entire circumference of the pouch 32 in a transverse direction. That is, the tear tape 34 extends around the front major portion 110, the first side portion 118, the rear major portion 112, and the second side portion 120 of the pouch 32 in a direction that is perpendicular to the length of the pouch 32.
• the tear tape 34 may only extend around a portion of the circumference of the pouch 32, e.g. at least 90% of the circumference of the pouch 32.
• the tear tape 34 is arranged to extend through the first fin seal 104 of the front major portion 112 of the pouch 32, to expose a tear tab 35 of the tear tape 34 which may be pulled by a user.
• This increases the ease of manufacturability of the pouch 32.
• the tear tape 34 may be attached to the pouch 32 such that only a single layer of tear tape 34 protrudes through the first fin seal 104, thereby reducing the bulkiness of the pouch 32.
• the bottom edge 36 of the tear tape 34 is aligned level with the hinge 30 of the outer casing 12.
• the tear tape 34 and the hinge 30 are arranged with respect to one another such that the bottom edge 36 of the tear tape 34 is positioned at substantially the same vertical height (i.e. at substantially the same position along the length of the packet 10) as the hinge 30.
• the hinge 30, or top edge of the rear panel 20 of the main body 14, therefore lies in the same plane as the bottom edge 36 of the tear tape 34. In this way, when the lid 14 is in the open position, it is ensured that the tear tape 34 is not trapped between the pouch 32 and the main body 14 of the outer casing 12.
• the ease of removal of the tear tape 34, and thus opening of the pouch 32 is improved.
• the hinge 30 i.e. the top edge of the rear panel 20 of the main body 14
• the hinge 30 provides a guiding edge along which the tear tape 34 may be pulled. This further improves the ease of opening of the pouch 32 for a user.
• the bottom edge 36 of the tear tape 34 may not be positioned at the same level as the hinge 30.
• the tear tape 34 may be positioned adjacent and above the hinge 30, e.g. the bottom edge of the tear tape may be positioned 0.5 mm, 1 mm, 1.5 mm, 2mm or 3 mm above the hinge, and/or the tear tape 34 may be positioned above the hinge 30 such that the distance between the bottom edge 36 of the tear tape 34 and the hinge 30 is less than the width of the tear tape 34. This arrangement similarly ensures that the tear tape 34 is accessible for users.
• the tear tape 34 is arranged closer to the hinge 30 than the top minor portion 114 of the pouch 32.
• this configuration reduces the chance of the pouch 32 being ripped across the top minor portion 114, and instead promotes a clean partitioning of the pouch 32 around its circumference.
• a line of weakening 64 is formed in the exterior surface 126 of the pouch 32.
• the line of weakening 64 enables the pouch 32 to be easily ripped along the line of weakening 64 when the tear tape 34 is pulled by a user.
• the line of weakening 64 may comprise a line of indentations, cuts, or scores.
• the line of weakened may be formed by laser scoring or mechanical cutting or indentation of the wrapper 122.
• the line of weakening 64 extends partially through the wrapper 122 (and/or extends partially or entirely through the outer coating 125, if present), and does not extend through the moisture barrier coating 124. This form of line of weakening may be referred to as a kiss-cut line.
• the line of weakening 64 may comprise a chemically, radiatively, or mechanically weakened portion.
• the line of weakening 64 is aligned adjacent with the bottom edge 36 of the tear tape 34 such that application of a pulling force to the tear tape 34 results in the pouch 32 being partitioned along the line of weakening 64.
• the line of weakening 64 extends around the pouch 32, e.g. along the front major portion 110, the first side portion 118, the rear major portion 112, and the second side portion 120 of the pouch 32 in a direction that is perpendicular to the length of the pouch 32.
• the line of weakening 64 is situated level with the bottom edge 34 of the tear tape 34 and/or the hinge 30.
• the tear tape 34 may be slightly below the tear tape 34.
• the tear tape 34 may be up to 3mm below the bottom edge 36 of the tear tape 34 whilst providing reliable opening of the pouch 32 along the line of weakening 64.
• Figure 5A shows a cross-sectional view of the wrapper 122 and the moisture barrier coating 124 which form the pouch 32.
• the tear tape 34 is attached to the interior surface 128 of the pouch 32 and the line of weakening 64 is formed on the exterior surface 126 of the pouch.
• the moisture barrier coating 124 is formed on (or forms) the interior surface 128 of the pouch 32.
• Figure 5B shows a cross-sectional view of the pouch 32 in an alternative embodiment, in which the pouch 32 further comprises the outer coating 125 formed on an opposite surface of the wrapper 122 to the moisture barrier coating
• the outer coating 125 is formed on (or forms) the exterior surface 126 of the pouch 32.
• the outer coating 125 may be configured to increase the tensile strength of the pouch 32 and/or alter the appearance of the pouch 32, such as increasing its opacity.
• the line of weakening 64 extends entirely through the outer coating 125 and partially through the wrapper 122. In alternative examples, the line of weakening may extend partially though the outer coating
• the thickness of the pouch 32 (i.e. the wrapper 122 and the moisture barrier coating 124 and optionally the outer coating 125) may be 65 to 85 microns.
• the density of the pouch 32 (i.e. the wrapper 122 and the moisture barrier coating 124 and optionally the outer coating 125) may be 50 to 92 grams per square metre.
• the density of the pouch 32 may be 50 to 80 grams per square metre/
• the wrapper 122 is made of a cellulose-based material, such as paper, hemp, moulded cellulose pulp, virgin fibre pulp or tobacco dust with paper.
• the moisture barrier coating 124 prevents the ingress of moisture through the wrapper 122, thereby protecting the smoking articles 8 contained within the pouch 32.
• the moisture barrier coating 124 may be a heat sealable coating or film.
• the moisture barrier coating 124 may be a waterbased lacquer.
• the moisture barrier coating 124 may be a hot melt adhesive.
• the moisture barrier coating 124 may also reduce or prevent the transfer of oxygen, air, flavourings, and/or menthol through the pouch 32.
• the pouch 32 i.e. the wrapper 122, the moisture barrier coating 124, and optionally the outer coating 125
• the pouch 32 may have a water vapour transmission rate of 0 - 10 g/m 2 /day (at 23°C, 50% RH) and an oxygen transmission rate of ⁇ 10 ccm/m 2 /day (at 23°C, 50% RH).
• the water vapour transmission rate of may be 2 - 10 g/m 2 /day (at 23°C, 50% RH).
• the wrapper 122, moisture barrier coating 124, and optionally the outer coating 125 may be manufactured using flexographic or gravure printing.
• the packet 10 further comprises a frame 92 (which may be referred to as an inner frame) which is located between the pouch 32 and the main body 14 of the outer casing 12.
• the frame 92 is a folded element including a front portion 94, a first side portion 96 (i.e. a left side portion), and a second side portion 98 (i.e. a right side portion).
• Figure 6 illustrates the frame 92 in unfolded form.
• the first side portion 96 and the second side portion 98 are connected to the opposing sides of the front portion 94 by respective fold lines.
• the first side portion 96 and the second side portion 98 are folded approximately 90 degrees about the respective fold lines and the frame 92 is arranged between the pouch 32 and the outer casing 12 such that the front portion 94, the first side portion 96 and the second side portion 98 of the frame 92 are arranged adjacent to (i.e. interface with) each of the front panel 18 of the main body 14 and the front major portion 110 of the pouch 32, each of the first side panel 24 of the main body 14 and the first side portion 118 of the pouch 32, and each of the second side panel 26 of the main body 12 and the second side portion 120 of the pouch 32 respectively.
• the presence of the frame 92 improves the stiffness of the packet 10, thereby providing enhanced protection and support of the smoking articles 8 contained with the pouch 32. Additionally, the frame 92 helps to ensure reliable closing of the lid 16, for example using the “click-lock” functionality described below.
• the bottom edge 36 of the tear tape 34 is aligned level with the top edge 100 of the front portion 94 of the frame 92.
• the tear tape 34 and the frame 92 are arranged with respect to one another such that the bottom edge 36 of the tear tape 34 is positioned at substantially the same vertical height (i.e. at substantially the same position along the length of the packet 10) as the top edge 100 of the front portion 94 of the frame 92.
• the top edge 100 of the frame 92 therefore lies in the same plane as the bottom edge 36 of the tear tape 34. In this way, when the lid 16 is in the open position, it is ensured that the tear tape 34 is not trapped between the pouch 32 and the frame 92.
• the ease of removal of the tear tape 34, and thus opening of the pouch 32 is improved. Additionally, by locating the bottom edge 36 of the tear tape 34 substantially level with the top edge 100 of the frame 92, as opposed to above the top edge 100 of the frame 92, the top edge 100 of the frame 92 provides a further guiding edge along which the tear tape 34 may be pulled, which further improves the ease of opening of the pouch 32 for a user.
• the tear tape 34 may be reliably pulled around the entire circumference of the pouch 32 without obstruction.
• the top edge 100 of the frame 92 may not be exactly level with the hinge 30 and/or the bottom edge 36 of the tear tape 34.
• a cut-out 102 which may also be referred to as a recessed portion, is formed in the top edge 100 of the front portion 94 of the frame 92.
• the cut-out 102 is formed by removing a portion of material from the top edge 100 of the front portion 94 of the frame 92.
• the cut-out 102 extends a distance of up to 5 mm.
• the cut-out 102 may extend 1mm, 1.5mm, 2mm, 2.5mm, or 3mm below the top edge 100 of the frame 92.
• the cut-out 102 is centrally positioned along the top edge 100 of the front portion 94 of the frame 92, and preferably has a width of at least 50% of the width of the front portion 94 of the frame 92.
• the front portion 94 of the frame 92 further comprises a tongue 66, which may also be referred to as a tab, which is arranged to protrude away from the surface of the front portion 94 of the frame 92.
• a complementary recess 68 is provided within the secondary compartment of the lid 16 on the front panel 72 of the lid 16.
• the tongue 66 is configured to engage with the recess 68 such that the lid 16 is held in the closed position.
• a threshold force applied by a user is required to disengage the tongue 66 from the recess 68 such that the lid 16 is moved into the open position. This may be referred to as a “click-lock” mechanism.
• the first side portion 96 and the second side portion 98 of the frame 92 are shaped such that the lid 16 is not blocked from being moved into the closed position.
• the first side portion 96 and the second side portion 98 have upper edges which slant down (e.g. curve down) from the top edge 100 of the front portion 94 of the frame 92. This means that the lid 16 does not impinge on the first side portion 96 and the second side portion 98 of the frame 92 when being moved into the closed position.
• the specific shape of the frame 92 illustrated in Figure 8 is not essential and may be varied.
• the first side portion 96 and the second side portion 98 of the frame 92 may have flat upper edges.
• the frame 92 may be made from a cellulose-based material, such as paper, hemp, or moulded cellulose pulp.
• the frame 92 may have a higher rigidity than the pouch 32.
• the frame 92 may have a density of 130 to 200 grams per square metre.
• Figures 3A - 3C illustrate the pouch 32 in an opened state in which the tear tape 34 has been pulled to remove a top section 38 of the pouch 32 from a bottom section 40 of the pouch 32, thereby exposing the smoking articles 8 contained within the pouch 32.
• reference numerals for features previously labelled in Figures 1A - 1C have been omitted from Figures 3A - 3C.
• a stiffening element 82 is located between the pouch 32 and the smoking articles 8 contained within the pouch 32. The stiffening element 82 is exposed when the pouch 32 is opened.
• the stiffening element 82 is a folded element comprising a front portion 84, a first side portion 88 (i.e. a left side portion), and a second side portion 90 (i.e. a right side portion).
• Figure 7 illustrates the stiffening element 82 in unfolded form.
• the first side portion 88 and the second side portion 90 are connected to the opposing sides of the front portion 84 by respective fold lines.
• the first side portion 88 and the second side portion 90 are folded approximately 90 degrees about the respective fold lines and the stiffening element 82 is arranged between the pouch 32 and the smoking article 8 such that the front portion 84, the first side portion 88 and the second side portion 90 of the stiffening element 82 are arranged adjacent to (i.e. interface with) the front major portion 110 of the pouch 32, the first side portion 118 of the pouch 32, and the second side portion 120 of the pouch 32 respectively.
• the presence of the stiffening element 82 further improves the stiffness of the packet 10, thereby further enhancing the protection and support of the smoking articles 8 contained with the pouch 32, whilst ensuring that the tear tape 34 remains accessible to a user.
• the height of stiffening element 82 is equal to the height of the pouch 32. This arrangement provides optimal protection and support for the smoking articles 8 contained with the pouch 32.
• the stiffening element 82 has a top edge 85 in which a cut-out 86 is formed. That is, a portion of material is removed along the top edge 85 of the front portion 84 of the stiffening element 82 to form the cut-out 86, which may also be referred to as a recessed portion.
• the cut-out 86 extends below the bottom edge 36 of the tear tape 34 and/or the line of weakening 64. In this way, when the tear tape 34 is pulled to open the pouch 32, the smoking articles 8 are additionally exposed through the cut-out 86, allowing a user to easily grasp and remove the smoking articles 8.
• the cut-out 86 extends below the top edge 85 of the stiffening element 82 a distance of 10% to 30% of the height of the front portion 84 of the stiffening element 82.
• the cut-out may extend 10 mm, 11 mm, 12mm, 13mm, 14mm or 15 mm below the top edge 85 of the stiffening element 82.
• the cut-out 86 is centrally positioned along the top edge 85 of the front portion 84 of the stiffening element 82, thereby providing optimal access to the smoking articles 8.
• the cut-out 86 may have a width of at least 50% of the width of the front portion 84 of the stiffening element 82.
• the stiffening element 82 may be made from a cellulose-based material, such as paper, hemp, or moulded cellulose pulp.
• the stiffening element 82 may have a higher rigidity than the pouch 32.
• the stiffening element 82 may have a density of 130 to 200 grams per square metre.
• the pouch 32 may be formed from a blank 130 comprising the wrapper 122 and the moisture barrier coating 124 (and, in some embodiments, the outer coating 125).
• the blank 130 is illustrated in Figure 8.
• the blank 130 comprises a plurality of panels 136 - 152 separated by fold lines.
• the plurality of panels 136 - 152 include a first front blank panel 132 and a second front blank panel 134 for cooperatively forming the front major portion 110 of the pouch 32.
• the plurality of panels 136 - 152 further include a rear blank panel 136 for forming the rear major portion 112 of the pouch.
• the plurality of panels 136 - 152 further include a first top blank panel 138, a second top blank panel 140, and a third top blank panel 142 for cooperatively forming the top minor portion 114 of the pouch 32.
• the plurality of panels 136 - 152 further include a first bottom blank panel 144, a second bottom blank panel 146, and a third bottom blank panel 148 for cooperatively forming the bottom minor portion 116 of the pouch 32.
• the plurality of panels 136 - 152 further include a first side blank panel 150 and a second side blank panel 152 for forming the first side portion 118 and the second side portion of the pouch 32 respectively.
• the blank 130 comprises a first longitudinal fin tab 154 and a second longitudinal fin tab 156, a top transverse fin tab 158, and a bottom transverse fin tab 160 which form the border (i.e. the edge portions) of the blank 130.
• the blank 130 (and thus also panels 136 - 152 and tabs 154 - 160) may be described as having two surfaces: an exterior surface and an opposed interior surface.
• the exterior surface 126 of the pouch 32 corresponds to the exterior surface of the blank 130 and the interior surface 128 of the pouch 32 corresponds to the interior surface of the blank 130.
• the moisture barrier coating 124 is formed on the interior surface of the blank 130 and the outer coating 125 is optionally formed on the exterior surface of the blank 130.
• the tear tape 34 is attached to the interior surface of the blank 130, and extends in a straight line across the second longitudinal fin tab 156, the first front blank panel 132, the second side blank panel 152, the rear blank panel 136, the first side blank panel 150, the front blank panel 134, and the first longitudinal fin tab 154.
• the tear tape 34 may only extend over one of the first longitudinal fin tab 154 and the second longitudinal fin tab 156. In this way, when the pouch 32 is constructed, only a single layer of the tear tape 34 extends through the first fin seal 104, thereby reducing the bulkiness of the pouch 32.
• the line of weakening 64 is formed in the exterior surface of the blank 130, and extends parallel and adjacent to the bottom edge 36 of the tear tape 36, as previously described.
• each of the panels 136 - 152 and tabs 154 - 160 are folded about the respective fold lines that connect them with other panels 136 - 152 and tabs 154 - 160 of the blank 130.
• Each of the panels 136 - 152 and tabs 154 - 160 are folded about the respective fold lines at approximately 90 degrees.
• the first longitudinal fin tab 154 is sealed to the second longitudinal fin tab 156 along the interior surface, thereby forming the first fin seal 104.
• the top transverse fin tab 158 is sealed to itself along the interior surface, thereby forming the second fin seal 106.
• the bottom transverse fin tab 160 is sealed to itself along the interior surface, thereby forming the third fin seal 108.
• Each fin seal 104 - 108 may be sealed using a suitable adhesive. In this way, the pouch 32 is effectively sealed from the external environment.
• the smoking articles 8 may be provided within the pouch 32 before or during the folding and sealing process.
• the first fin seal 104, second fin seal 106 and the third fin seal 108 are folded against (e.g. arranged to lie substantially flat against) the front major portion 110, the top minor portion 114, and the bottom minor portion 116 of the pouch 32 respectively.
• the first fin seal 104 may be folded against the front major portion 110 prior to sealing the second fin seal 106 and the third fin seal 108.
• the tear tab 35 of the tear tape 34 is arranged to protrude through the first fin seal 104 such that it may be pulled by a user.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)

Priority Applications (5)

Applications Claiming Priority (4)

Publications (1)

Family

ID=86497647

Family Applications (1)

Country Status (6)

Cited By (3)

Citations (8)

• 2023
  • 2023-05-10 JP JP2024566795A patent/JP2025515844A/ja active Pending
  • 2023-05-10 KR KR1020247039121A patent/KR20250010617A/ko active Pending
  • 2023-05-10 EP EP23725711.8A patent/EP4522522A1/en active Pending
  • 2023-05-10 US US18/863,113 patent/US20250289650A1/en active Pending
  • 2023-05-10 WO PCT/EP2023/062500 patent/WO2023217907A1/en not_active Ceased
  • 2023-05-10 CN CN202380039864.1A patent/CN119212927A/zh active Pending

Patent Citations (8)

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