WO2023042449A1 - Boîte de stockage de feuilles - Google Patents

Boîte de stockage de feuilles Download PDF

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Publication number
WO2023042449A1
WO2023042449A1 PCT/JP2022/013278 JP2022013278W WO2023042449A1 WO 2023042449 A1 WO2023042449 A1 WO 2023042449A1 JP 2022013278 W JP2022013278 W JP 2022013278W WO 2023042449 A1 WO2023042449 A1 WO 2023042449A1
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WIPO (PCT)
Prior art keywords
box
less
sheet storage
storage box
sheet
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PCT/JP2022/013278
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English (en)
Japanese (ja)
Inventor
祥子 高橋
Original Assignee
大王製紙株式会社
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Filing date
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Publication of WO2023042449A1 publication Critical patent/WO2023042449A1/fr

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/16—Paper towels; Toilet paper; Holders therefor
    • A47K10/18—Holders; Receptacles
    • A47K10/20—Holders; Receptacles for piled sheets
    • 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
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/08—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession

Definitions

  • the present invention relates to a sheet storage box.
  • Sheets such as tissue paper are stored in a box (also called a carton) made of cardboard or the like, and used in the form of a sheet storage box that is pulled out from an outlet opening on the top surface of the box (for example, Patent Document 1).
  • An object of the present invention is to provide a portable sheet storage box that is less likely to be restricted in its place of storage.
  • a sheet storage box is a sheet storage box having a hexahedral box body for storing a plurality of stacked sheets, and a sheet outlet formed on the top surface of the box body.
  • a box wherein the box has a length of 150 mm or more and 220 mm or less, a width of 70 mm or more and 150 mm or less, a height of 30 mm or more and 60 mm or less, and a volume of 1100 cm 3 or less
  • the outlet has a predetermined length in the length direction of the box, has a predetermined width in the width direction of the box, and is positioned at either end edge of the top surface in the length direction.
  • the compressive strength of the central portion when the central portion of one edge is compressed by 5 mm in the height direction of the box is 1700 cN or more.
  • FIG. 2 is a perspective view of a sheet storage box in which sheets are stored in a box body, viewed from the front right side of the top surface; 2 is a diagram showing sheets stored in a box in the sheet storage box of FIG. 1; FIG. FIG. 2 is a perspective view of the sheet storage box of FIG. 1 as seen from the left rear side of the bottom surface; It is the figure which looked at the sheet
  • FIG. 2 is a diagram showing a state in which an outlet is opened in the sheet storage box of FIG. 1;
  • FIG. 7 is a view showing a usage state of the sheet storage box of FIG. 6;
  • FIG. 2 is a diagram showing a state in which compressive strength is measured in the sheet storage box of FIG. 1;
  • FIG. 2 is a diagram showing a state in which a pull-out resistance value is measured in the sheet storage box of FIG. 1;
  • a three-dimensional orthogonal coordinate system with three axial directions (X direction, Y direction, and Z direction) is used, and the length direction (horizontal direction) of the box constituting the sheet storage box is the X direction.
  • the width direction (longitudinal direction) is defined as the Y direction, and the height direction of the box or the direction in which sheets are stacked (stacking direction) is defined as the Z direction.
  • orthogonal, horizontal, vertical, and parallel are allowed to the extent that they do not impair the actions and effects of the embodiments.
  • the shape of the corners is not limited to right angles, and may be arcuately rounded.
  • Orthogonal, horizontal, vertical and parallel may include substantially orthogonal, substantially horizontal, substantially vertical and substantially parallel.
  • FIG. 1 is a perspective view of the sheet storage box of this embodiment as seen from the top side.
  • 2 is a view showing sheets stored in a box in the sheet storage box of FIG. 1.
  • FIG. 3 is a perspective view of the sheet storage box in FIG. 1 as seen from the bottom left rear side.
  • FIG. 4 is a view of the sheet storage box of FIG. 1 as viewed from the top side.
  • the sheet storage box 100 includes a hexahedral box 10 for storing a plurality of stacked sheets S, and an outlet 20 for the sheets S formed on the top surface 11 of the box 10. have.
  • the box 10 is a container in which the sheet S is accommodated.
  • the box 10 is formed in a hexahedral shape and has a top surface 11, a bottom surface 12, a pair of side surfaces 13 and 14, and a pair of end surfaces 15 and 16.
  • the top surface 11 and the bottom surface 12 face the height direction of the box 10 or the stacking direction of the sheets S (Z direction or SD direction)
  • the side surfaces 13 and 14 face the width direction of the box 10 or
  • the end faces 15 and 16 face each other in the longitudinal direction (Y direction) and face each other in the longitudinal direction or lateral direction (X direction) of the box body 10 .
  • An edge 12A of the bottom surface 12 of the box 10 is connected to an adhesive strip (not shown) provided with an adhesive.
  • the attachment margin is joined to the edge 13B of the side surface 13. As shown in FIG.
  • the end surfaces 15 and 16 are each composed of a top flap, a bottom flap, and side flaps (none of which are shown).
  • the surface flaps extend from the edges 11A and 11B of the top surface 11 respectively.
  • Bottom flaps extend from edges 12A, 12B of bottom surface 12, respectively.
  • Side flaps extend from edges 13A, 13B of side 13 and edges 14A, 14B of side 14, respectively.
  • the side surfaces 13 and 14 and the top surface flaps can be bent with respect to the top surface 11, respectively.
  • the side surface 14, the bottom flap, and the attachment margin can be bent with respect to the bottom surface 12, respectively.
  • the top surface 11 and the side flaps can be bent with respect to the side surfaces 13, respectively.
  • the edges 14A, 14B, 14C, and 14D of the side surface 14 the top surface 11, the bottom surface 12, and the side flaps can be bent with respect to the side surface 14, respectively.
  • the top flap is arranged outside the bottom flap and the side flaps, and the bottom flap is arranged outside the side flaps.
  • the manner in which the top flap, the bottom flap, and the side flaps are joined is not particularly limited.
  • the top flap is joined to the bottom flap and the side flaps, and the bottom flap is joined to the side flaps.
  • top flap and the bottom flap are joined together via an adhesive, the top flap and the side flaps are joined together, and the bottom flap and the side flaps are joined together.
  • end surfaces 15 and 16 are formed (FIGS. 1 and 3).
  • the position where the adhesive (not shown) is provided on the top and bottom flaps of the end surfaces 15 and 16 is arbitrary. Also, the portion of the side flap that is joined to the top flap (the portion to which the adhesive is applied) may protrude toward the top flap while being joined to the top flap.
  • the entire top flap is exposed, the portion of the bottom flap overlapping the top flap is hidden, and the portion of the bottom flap excluding the portion overlapping the top flap is exposed. Furthermore, the side flaps are hidden inside the top and bottom flaps (not shown).
  • end surfaces 15 and 16 may have a dismantling structure (not shown) for dismantling the sheet storage box 100 after use.
  • a disassembly structure is disclosed, for example, in Japanese Patent Application Laid-Open No. 2020-19490.
  • the material of the box 10 is not limited, and for example, base paper made mainly of pulp is used.
  • the base paper refers to hard and thick paper that serves as a material for assembling the box 10 .
  • the pulp composition of the base paper a known composition for the box can be used.
  • the pulp content can be 50% by mass or more, preferably 90% by mass or more, and more preferably 100% by mass.
  • coated cardboard made from virgin pulp, waste paper pulp, or the like can be used as the base paper.
  • the length L1 of the box 10 is 150 mm or more and 220 mm or less, preferably 170 mm or more and 210 mm or less, more preferably 180 mm or more and 200 mm or less.
  • the length L1 of the box 10 is the dimension in the length direction (X direction) of the box 10 forming the sheet storage box 100 (FIG. 4).
  • the width W1 of the box 10 is 70 mm or more and 150 mm or less, preferably 90 mm or more and 140 mm or less, more preferably 100 mm or more and 130 mm or less.
  • the width W1 of the box 10 indicates the dimension in the width direction (Y direction) of the box 10 forming the sheet storage box 100 (FIG. 4).
  • the height H1 of the box 10 is 30 mm or more and 60 mm or less, preferably 35 mm or more and 55 mm or less, more preferably 40 mm or more and 50 mm or less.
  • the height H1 of the box 10 indicates the dimension in the height direction (Z direction) of the box forming the sheet storage box (FIG. 1).
  • the volume of the box 10 is 1100 cm 3 or less, preferably 1080 cm 3 or less, more preferably 1050 cm 3 or less. Although the lower limit of the volume of the box 10 is not particularly limited, the lower limit of each of the length L1, width W1, and height H1 of the box 10 should be 320 cm 3 or more. Here, the volume of the box 10 indicates the volume of the box 10 forming the sheet storage box 100 .
  • the basis weight of the box 10 is not limited, the basis weight of the base paper is 200 g/m 2 or more and 500 g/m 2 or less, preferably 230 g/m 2 or more and 450 g/m 2 or less, more preferably 270 g/m 2 or more. m 2 or more and 430 g/m 2 or less.
  • basis weight is measured according to the specification of JIS P 8124 (2011).
  • the thickness of the box 10 is not particularly limited, and the paper thickness measured under the environment of JIS P 8111 (1998) can be adopted.
  • the paper thickness of the box 10 can be 0.1 mm or more and 3 mm or less, preferably 0.3 mm or more and 2 mm or less, more preferably 0.5 mm or more and 1 mm or less. is.
  • the plurality of sheets S accommodated in the box 10 is composed of a sheet stack SL in which a plurality of sheets S are laminated in the stacking direction (Z direction) (Fig. 2).
  • the material of the sheet S is not particularly limited, and for example, a sheet of paper, nonwoven fabric, cloth, or the like can be used, preferably a sheet of paper (hereinafter referred to as a paper sheet).
  • the pulp composition can be a known composition for paper sheets.
  • the blending ratio of pulp can be, for example, 50% by mass or more, preferably 90% by mass or more, and more preferably 100% by mass.
  • the basis weight of the sheet S is not particularly limited . something is desirable.
  • the basis weight is measured in accordance with JIS P 8124 (2011).
  • the thickness of the sheet S is not particularly limited, and a paper thickness measured under the environment of JIS P 8111 (1998) can be adopted.
  • the thickness of the paper sheets forming the sheet S can be 50 ⁇ m or more and 500 ⁇ m or less, preferably 60 ⁇ m or more and 330 ⁇ m or less, per ply (per 2 plies in the case of 2 plies).
  • the form of the sheet S is not particularly limited, and can be applied to articles such as paper towels, tissue paper, toilet paper, kitchen paper, diapers for babies or nursing care, and sanitary napkins, for example.
  • Sanitary thin papers such as paper towels and tissue papers also include sanitary thin papers containing moisturizing ingredients (for example, lotion tissues).
  • the sheet S can be used for industrial use, household use, and portable use.
  • the number of plies of the sheet S can be 1 ply or more, preferably 1 ply and 2 plies (two layers). Further, the shape of the sheet S is not particularly limited, and for example, the shape of the folded one-ply or two-ply sheet is preferably rectangular in plan view.
  • the form of the sheet stack SL is not particularly limited. Examples include those in which S are simply laminated, those in which each sheet S is laminated in a folded state, and the like. From the viewpoint of pulling out the sheets S one by one or one set at a time, the form of the sheet stack SL is preferably a pop-up type sheet stack SL.
  • the dimensions of the sheet laminate SL are not particularly limited as long as they can be accommodated in the box 10 .
  • the dimensions of the sheet laminate SL are such that the length L2 in the length direction (X direction) is 150 mm or more and 220 mm or less, and the width W2 in the width direction (Y direction) is 70 mm or more and 150 mm or less.
  • the height H2 in the stacking direction (Z direction) is 20 mm or more and 110 mm or less (FIG. 2).
  • Such a sheet laminate SL can be manufactured, for example, by a rotary type or multi-stand type interfolder.
  • the take-out port 20 is formed on the top surface 11 of the box 10 and is shaped so that the sheet (tissue paper) S housed in the box 10 can be taken out from the top surface 11 side.
  • the outlet 20 is formed at the center of the top surface 11 in the length direction (X direction) and at the center in the width direction (Y direction).
  • a substantially rectangular or elliptical opening OP in the length direction is configured (FIGS. 1 and 4 to 6).
  • the outlet 20 has a predetermined length L3 in the length direction (X direction) of the box 10 and a predetermined width W3 in the width direction (Y direction) of the box 10 . That is, the length in the length direction (X direction) and the width in the width direction (Y direction) of the outlet 20 can be appropriately determined based on the size of the sheet S and the like.
  • the width W3 of the outlet 20 is maximized at the central portion 20A of the outlet 20 and ends 20B and 20C of the outlet 20. (Fig. 4).
  • the outlet 20 preferably has a ratio of the predetermined width W3 to the predetermined length L3 of 0.26 or more and 0.36 or less, more preferably 0.26 or more and 0.35 or less, and further preferably 0.26 or more and 0.35 or less. It is preferably 0.26 or more and 0.34 or less.
  • the area of the outlet 20 is not particularly limited, it is preferably 50 cm 2 or more and 72 cm 2 or less, more preferably 55 cm 2 or more and 72 cm 2 or less, still more preferably 60 cm 2 or more and 72 cm 2 or less.
  • the area of the outlet 20 is the opening area of the outlet 20 opened to the top surface 11 of the box 10 .
  • the sheet storage box 100 has a lid 22 integrally formed with the sheet storage box 100 via the tearing line 21 on the top surface 11 before use.
  • the lid 22 is cut off along the splitting line 21 to form the outlet 20 (opening OP) in the top surface 11 (Fig. 5).
  • the sheets S inside the box 10 can be taken out from the open take-out port 20 (FIG. 6).
  • the splitting line 21 of the outlet 20 indicates a perforation line or the like for separating the lid 22 when the sheet storage box 100 is used (FIGS. 1 and 4).
  • the cut lines 21 for splitting are perforations in which cuts C and ties T (uncut portions between two cuts C and C) are alternately arranged, and when the ties T are broken, adjacent cuts C become continuous cuts. (Fig. 4).
  • the length of each cut C on the cleaving line 21 can be 0.3 mm or more and 4.0 mm or less, preferably 0.5 mm or more and 3.5 mm or less, and more preferably 0.7 mm or more and 3.5 mm or less. 0 mm or less.
  • the length of each tie T can be 0.3 mm or more and 2.5 mm or less, preferably 0.5 mm or more and 1.5 mm or less, and more preferably 0.7 mm or more and 1.2 mm or less. .
  • the lid 22 of the outlet 20 is provided with triggers (not shown) at ends 20B and 20C in the longitudinal direction (X direction) of the outlet 20.
  • the trigger consists of a tearing score line (not shown).
  • the trigger tearing score line may also consist of perforations in which cuts and ties (both not shown) are alternately arranged such that when the tie breaks, the adjacent cuts become continuous cuts.
  • an opening (not shown) and a flap (not shown) partially connected to the lid 22 are formed. Then, by inserting a fingertip into the opening and pulling up the folded flap and the lid 22, the lid 22 is separated from the top surface 11, and the outlet 20 (opening OP) is formed (FIGS. 1 and 5).
  • a resin film 30 may be provided at the outlet 20 of the top surface 11 so as to cover the outlet 20 from the back surface of the top surface 11 (the inside of the box 10 of the sheet storage box 100) (Fig. 5).
  • a slit 31 extending in the length direction (X direction) is formed in the resin film 30 .
  • the resin film is fixed to the back surface of the top surface 11 with an adhesive or the like applied around the outlet 20 .
  • the sheet S is taken out through the slit 31 of the resin film 30 .
  • the material of the resin film 30 polyethylene, polypropylene, or the like can be used, but the material is not limited to these.
  • the sheet S taken out from the take-out port 20 passes through the slit 31 of the resin film 30 and does not come into contact with the edge of the take-out port 20 . , the sheet S can be prevented from tearing when it is taken out. Further, when the sheet S is taken out, the next sheet S is locked in the slit 31 of the resin film 30, so that the pop-up type sheet stack SL can be easily used.
  • the central portion M (FIGS. 4 and 7) of either one of both edges 11C and 11D located in the length direction (X direction) of the top surface 11 is positioned in the height direction of the box 10.
  • the compressive strength (hereinafter referred to as compressive strength) of the central portion M when compressed by 5 mm (in the Z direction) is 1700 cN or more.
  • the upper limit of the compressive strength is not particularly limited, the upper limit of the basis weight of the box 10 should be 3000 cN or less.
  • both edges 11C and 11D positioned in the length direction (X direction) of the top surface 11 are formed by a pair of end surfaces 15 and 16 facing each other in the length direction of the box 10 (the length direction of the outlet 20). and a pair of edges of the top surface 11 extending in the width direction of the box 10 (the width direction of the outlet 20).
  • the central portion M of the edge 11D is in the range of 1/10 to 3/5 of the whole including the center of the edge 11D extending in the width direction of the box 10 (the width direction of the outlet 20), It is preferably in the range of 1/5.
  • the compressive strength is the maximum stress expressed by dividing the compressive force when a uniaxial load is applied by the cross-sectional area perpendicular to the axis.
  • the compressive strength is obtained by measuring the compressive strength of the central portion M of one edge 11D of the top surface 11 when the sheet S (sheet stack SL) is not accommodated in the box 10 .
  • the compressive strength at the edge 11D of the top surface 11 on the side of the end surface 16 is adopted, but the compressive strength at the center portion of the edge 11C on the side of the end surface 15 of the top surface 11 is Compressive strength may be employed.
  • the compressive strength per volume of the box 10 is preferably 1.65 cN/cm 3 or more, more preferably 1.67 cN/cm 3 or more, and still more preferably 1.69 cN. / cm 3 or more.
  • the upper limit of the compressive strength per volume of the box 10 is not particularly limited, it may be 10 cN/cm 3 or less from the lower limit of the volume of the box 10 and the upper limit of the compressive strength.
  • the surface area of the box 10 is preferably 490 cm 2 or less, more preferably 485 cm 2 or less, and even more preferably 480 cm 2 or less.
  • the lower limit of the surface area of the box 10 is not particularly limited, the lower limit of each of the length L1, width W1, and height H1 of the box 10 should be 350 cm 2 or more.
  • the surface area of the box 10 indicates the area of the entire outer surface of the box 10 forming the sheet storage box 100 .
  • the compressive strength per surface area of the box 10 is preferably 3.6 cN/cm 2 or more, more preferably 3.65 cN/cm 2 or more, and still more preferably 3.7 cN. / cm 2 or more.
  • the upper limit of the compressive strength per surface area of the box 10 is not particularly limited.
  • the mass of the box 10 is preferably 18.5 g or less, more preferably 18 g or less, and even more preferably 17.5 g or less.
  • the lower limit of the mass of the box 10 is not particularly limited, it may be 7 or more based on the lower limit of the basis weight of the box 10 and the lower limit of the surface area of the box 10 .
  • the box body 10 constituting the sheet storage box 100 has a length L1 of 150 mm or more and 220 mm or less, a width W1 of 70 mm or more and 150 mm or less, and a height H1 of 30 mm or more and 60 mm. and the volume is 1100 cm 3 or less, so it is compact. Therefore, the sheet storage box (sheet container) 100 in which the sheets S are stored in the box body 10 can be placed even in a narrow space, and there are no restrictions on where to place it before use (for example, during storage) or during use. .
  • the central portion M of either one of the edges 11C and 11D of the top surface 11 located in the length direction (X direction) of the box 10 is the center portion M of the box.
  • the compressive strength of the central portion M is 1700 cN or more when the box 10 is compressed by 5 mm in the height direction (Z direction)
  • the mechanical strength of the box 10 can be increased, and the deformation of the box 10 due to external stress can be increased. Or it can suppress destruction. Therefore, the sheet storage box (sheet container) 100 in which the sheets S are stored in the box 10 is hard to collapse, and can be carried when going out.
  • the box 10 that constitutes the sheet storage box 100 can be made compact and resistant to crushing. can be done. Therefore, according to the present embodiment, it is possible to obtain a sheet storage box that is not limited to a place where sheets can be placed and is easy to carry when going out.
  • the box 10 constituting the sheet storage box 100 can be made more compact. Therefore, according to the present embodiment, it is possible to obtain the sheet storage box 100 in which the place of storage before and during use is not more restricted.
  • the box 10 constituting the sheet storage box 100 is made more compact and less likely to collapse. be able to. Therefore, according to the present embodiment, it is possible to obtain the sheet storage box 100 that is less restricted in the place where the sheets can be placed and is easier to carry when going out.
  • the weight of the box 10 constituting the sheet storage box 100 is reduced.
  • the weight of the sheet storage box (sheet container) 100 as a whole can be reduced.
  • the box 10 is less likely to be crushed, so that the sheet storage box 100 can be carried more easily.
  • the ratio of the predetermined width W3 to the predetermined length L3 at the take-out port 20 is set to 0.26 or more and 0.36 or less. Floating (or lifting) can be suppressed. Therefore, according to the present embodiment, it is possible to obtain a sheet storage box from which the sheets S can be easily taken out even if the box 10 is made compact or lightweight.
  • the outlet 20 (opening) for taking out the sheet S without lowering the compressive strength of the box 10 OP) can be formed on the top surface 11 as large as possible. Therefore, according to the present embodiment, even if the box 10 is made compact or lightweight, a sheet storage box can be obtained in which the sheets S can be easily taken out from the take-out opening 20 (opening OP).
  • a hexahedral box 10 (carton) having a length of L1, a width of W2, and a height of H1 was produced using a plate-shaped sheet (nezu-coated cardboard on the back).
  • a tear line 21 for forming an outlet 20 (opening OP) is formed in the center of the top surface 11.
  • the outlet 20 (cleavage line 21) has an elliptical shape, has a predetermined length L3 in the length direction (X direction) of the box 10, and the width direction (Y direction) of the box 10. has a predetermined width W3.
  • a compression attachment 41 with a diameter of 10 mm was set at the tip of a digital force gauge 40 manufactured by IMADA, and placed on the central portion M of the edge 11D of the top surface 11 of the test piece (sheet storage box 100).
  • the maximum compressive strength (cN) was measured when the attachment 41 was lowered 5 mm in the height direction (Z direction) at a speed of 100 mm/min from the state where the center point of the attachment 41 was applied (zero point of load 0).
  • a box 10 (carton) was made of backed mouse-coated cardboard with a basis weight of 310 g/m 2 .
  • the box 10 has a length L1 of 190 mm, a width W2 of 110 mm, a height H1 of 44 mm, a volume (external volume) of 920 mm 3 , an internal volume (space volume inside the box 10) of 886 mm 3 , and a surface area of 431 mm 2 .
  • the mass (weight) was 16.5 g
  • the length L3 of the outlet 20 was 138 mm
  • the width W3 was 44 mm
  • the area was 60.7 cm 2
  • the ratio of the width W3 to the length L3 was 0.32.
  • the compressive strength was 1939 cN
  • the compressive strength per volume (external volume) of box 10 was 2.1 cN/cm 3
  • the compressive strength per surface area of box 10 was 4.5 cN/cm 2 .
  • the draw resistance value was 25.8 gf. Table 1 shows the conditions and evaluation results of Example 1.
  • Example 2 The length L1 of the box 10 (carton) is 215 mm, the volume (external volume) is 1041 mm 3 , the internal volume is 1003 mm 3 , the surface area is 475 mm 2 , the mass (weight) is 17.4 g, and the length of the outlet 20 is L3.
  • a test piece (sheet storage box 100) was produced in the same manner as in Example 1 except that the width was 163 mm, the area was 71.7 cm 2 , and the ratio of the width W3 to the length L3 was 0.27.
  • the compressive strength was 1796 cN
  • the compressive strength per volume (external volume) of the box 10 was 1.7 cN/cm 3
  • the compressive strength per surface area of the box 10 was 3.8 cN/cm 2
  • the draw resistance value was 25.0 gf. Table 1 shows the conditions and evaluation results of Example 2.
  • the box body 10 (carton) is made of back-nezu-coated cardboard with a basis weight of 330 g/m 2 , the length L1 of the box body 10 is 229 mm, the height H1 is 62 mm, the volume (external volume) is 1562 mm 3 , and the internal volume is is 1516 mm 3 , the surface area is 704 mm 2 , the mass (weight) is 28.7 g, the length L3 of the outlet 20 is 177 mm, the area is 77.9 cm 2 , and the ratio of the width W3 to the length L3 is 0.25.
  • the compressive strength was 2742 cN
  • the compressive strength per volume (external volume) of box 10 was 1.8 cN/cm 3
  • the compressive strength per surface area of box 10 was 3.9 cN/cm 2 .
  • the draw resistance value was 26.4 gf. Table 1 shows the conditions and evaluation results of Comparative Example 2.
  • the box 10 (carton) has a length L1 of 229 mm, a height H1 of 46 mm, a volume (external volume) of 1159 mm 3 , an internal volume of 1118 mm 3 , a surface area of 523 mm 2 , a mass (weight) of 14.6 g, and an outlet.
  • 20 has a length L3 of 163 mm, a width W3 of 45 mm, an area of 73.4 cm 2 , and a ratio of the width W3 to the length L3 of 0.28.
  • the compressive strength was 1540 cN
  • the compressive strength per volume (external volume) of the box 10 was 1.3 cN/cm 3
  • the compressive strength per surface area of the box 10 was 2.9 cN/cm 2 .
  • the draw resistance value was 28.6 gf. Table 1 shows the conditions and evaluation results of Comparative Example 3.
  • the length is 150 mm or more and 220 mm or less
  • the width is 70 mm or more and 150 mm or less
  • the height is 30 mm or more and 60 mm or less
  • the volume is 1100 cm 3 or less
  • the surface area is 490 cm 2 or less
  • the box mass is 18.5 g or less.
  • the sheet laminate SL (web) is accommodated in a hexahedral box 10 (carton), and the width direction (Y direction) of the box 10 with respect to the length L3 of the length direction (X direction) of the box 10 width W3 is 0.26 or more and 0.36 or less, and the area is 50 cm 2 or more and 72 cm 2 or less.
  • the sheet storage box having a compressive strength per surface area of 1.65 cN/cm 3 or more and a compressive strength per surface area of the box 10 of 3.6 cN/cm 2 or more was good in both ease of placement and drawability. (Examples 1 and 2).
  • the sheet laminate SL (web) is accommodated in a hexahedral box 10 having a length exceeding 220 mm, a volume exceeding 1100 cm 3 , a surface area exceeding 490 cm 2 , and a box mass exceeding 18.5 g.
  • the outlet 20 is The condition that the width W3 in the width direction (Y direction) of the box 10 is 0.26 or more and 0.36 or less, the condition that the compressive strength is 1700 cN or more, and the compressive strength per volume of the box 10 is 1.65 cN/cm 3 or more. and the condition that the compressive strength per surface area of the box 10 is 3.6 cN/cm 2 or more, at least one of ease of placement and drawability was poor (Comparative Example 1 ⁇ 3).
  • a first aspect of the present invention is a sheet storage box having a hexahedral box body for storing a plurality of stacked sheets, and an outlet for the sheets formed on the top surface of the box body.
  • the box has a length of 150 mm or more and 220 mm or less, a width of 70 mm or more and 150 mm or less, a height of 30 mm or more and 60 mm or less, and a volume of 1100 cm or less
  • the outlet is , having a predetermined length in the length direction of the box, having a predetermined width in the width direction of the box, and one of both edges of the top surface located in the length direction
  • a sheet storage box having a compressive strength of 1700 cN or more at the central portion when the central portion of the edge is compressed by 5 mm in the height direction of the box body.
  • the length of the box indicates the lengthwise (or lateral) dimension of the box that constitutes the sheet storage box.
  • the width of the box indicates the dimension in the width direction (or vertical direction) of the box constituting the sheet storage box.
  • the height of the box indicates the dimension in the height direction (or the stacking direction of the sheets) of the box constituting the sheet storage box.
  • the volume of the box indicates the volume of the box constituting the sheet storage box.
  • both edges located in the length direction of the top surface are connected to a pair of side surfaces facing the length direction of the box (the length direction of the outlet) and are connected to the width direction of the box (the outlet).
  • a pair of edges of the top surface extending in the width direction).
  • the central portion of the edge indicates a range of 1/10 to 3/5 of the entire edge including the center of the edge extending in the width direction of the box (the width direction of the outlet).
  • the compressive strength indicates the maximum stress expressed by dividing the compressive force when a uniaxial load is applied by the cross-sectional area perpendicular to the axis. Moreover, the compressive strength was obtained by measuring the compressive strength of the central portion of one edge of the top surface when no sheet was accommodated in the box.
  • the box body constituting the sheet storage box has a length of 150 mm or more and 220 mm or less, a width of 70 mm or more and 150 mm or less, a height of 30 mm or more and 60 mm or less, and a volume of 1100 cm 3 . It is compact because it is Therefore, the sheet storage box (sheet storage body) in which the sheets are housed in the box body can be placed even in a narrow place, and the storage place before use (for example, during storage) and during use is not restricted.
  • the compressive strength of the central portion when the central portion of one of the both ends of the top surface located in the length direction of the box is compressed by 5 mm in the height direction of the box. is 1700 cN or more, the mechanical strength of the box can be increased, and deformation or destruction of the box due to external stress can be suppressed. Therefore, the sheet storage box (sheet container) in which the sheets are stored in the box is less likely to be crushed, and can be carried when going out.
  • a second aspect of the present invention provides a sheet storage box, wherein the compressive strength per volume of the box is 1.65 cN/cm 3 or more.
  • the box constituting the sheet storage box can be made compact and resistant to crushing. Therefore, according to the second aspect, it is possible to obtain a sheet storage box that can be easily carried when going out without being restricted to a place to store the sheets.
  • a third aspect of the present invention provides a sheet storage box, wherein the box body has a surface area of 490 cm 2 or less.
  • the surface area of the box indicates the area of the entire outer surface of the box that constitutes the sheet storage box.
  • the box constituting the sheet storage box can be made more compact. Therefore, according to the third aspect, it is possible to obtain a sheet storage box in which the place of storage before and during use is not restricted.
  • a fourth aspect of the present invention has a sheet storage box in which the compressive strength per surface area of the box is 3.6 cN/cm 2 or more.
  • the box constituting the sheet storage box can be made more compact and less likely to collapse. Therefore, according to the fourth aspect, it is possible to obtain a sheet storage box in which the place of storage is not restricted and which is easier to carry when going out.
  • a fifth aspect of the present invention provides a sheet storage box in which the mass of the box is 18.5 g or less.
  • the mass of the box is 18.5 g or less.
  • a sixth aspect of the present invention provides a sheet storage box, wherein the outlet has a ratio of the predetermined width to the predetermined length of 0.26 or more and 0.36 or less.
  • the outlet has a ratio of the predetermined width to the predetermined length of 0.26 or more and 0.36 or less.
  • a seventh aspect of the present invention provides a sheet storage box, wherein the outlet has an area of 50 cm 2 or more and 72 cm 2 or less.
  • the area of the outlet indicates the opening area of the outlet when it is open on the top surface.
  • the area of the outlet is set to 50 cm 2 or more and 72 cm 2 or less, so that the opening area of the outlet for taking out the sheet is formed on the top surface as large as possible without lowering the compressive strength of the box. can do. Therefore, according to the seventh aspect, it is possible to obtain a sheet storage box from which sheets can be easily taken out from the take-out opening even if the box body is made compact or lightweight.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Cartons (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)

Abstract

L'invention concerne une boîte de stockage de feuilles comprenant un corps de boîte hexaédrique qui loge une pluralité de feuilles empilées et une ouverture de retrait destinée aux feuilles qui est ménagée dans la surface supérieure du corps de boîte, le corps de boîte présentant une longueur comprise entre 150 et 220 mm, une largeur comprise entre 70 et 150 mm, une hauteur comprise entre 30 et 60 mm, et un volume d'au plus 1 100 cm3; l'ouverture de retrait présentant une longueur prescrite dans le sens de la longueur du corps de boîte et une largeur prescrite dans le sens de la largeur du corps de boîte; et lorsque la partie centrale de l'un des deux bords de la surface supérieure dans le sens de la longueur est comprimée de 5 mm dans le sens de la hauteur du corps de boîte, la résistance à la compression de ladite partie centrale n'étant pas inférieure à 1 700 cN.
PCT/JP2022/013278 2021-09-17 2022-03-22 Boîte de stockage de feuilles WO2023042449A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-152563 2021-09-17
JP2021152563A JP2023044508A (ja) 2021-09-17 2021-09-17 シート収納箱

Publications (1)

Publication Number Publication Date
WO2023042449A1 true WO2023042449A1 (fr) 2023-03-23

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PCT/JP2022/013278 WO2023042449A1 (fr) 2021-09-17 2022-03-22 Boîte de stockage de feuilles

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Country Link
JP (1) JP2023044508A (fr)
TW (1) TW202313421A (fr)
WO (1) WO2023042449A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016128331A (ja) * 2015-01-09 2016-07-14 日本製紙クレシア株式会社 紙製品入りカートン
JP2016131599A (ja) * 2015-01-16 2016-07-25 日本製紙クレシア株式会社 紙製品入りカートン及びカートン収容段ボール箱
JP2019163082A (ja) * 2018-03-20 2019-09-26 大王製紙株式会社 ティシュペーパー収納体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016128331A (ja) * 2015-01-09 2016-07-14 日本製紙クレシア株式会社 紙製品入りカートン
JP2016131599A (ja) * 2015-01-16 2016-07-25 日本製紙クレシア株式会社 紙製品入りカートン及びカートン収容段ボール箱
JP2019163082A (ja) * 2018-03-20 2019-09-26 大王製紙株式会社 ティシュペーパー収納体

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TW202313421A (zh) 2023-04-01

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