US20250382085A1 - A porous perforated shrink film, a package using perforated shrink film, a packaging device, a method for producing porous perforated shrink film, and a packaging method using porous perforated shrink film - Google Patents

A porous perforated shrink film, a package using perforated shrink film, a packaging device, a method for producing porous perforated shrink film, and a packaging method using porous perforated shrink film

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Publication number
US20250382085A1
US20250382085A1 US18/878,477 US202218878477A US2025382085A1 US 20250382085 A1 US20250382085 A1 US 20250382085A1 US 202218878477 A US202218878477 A US 202218878477A US 2025382085 A1 US2025382085 A1 US 2025382085A1
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United States
Prior art keywords
shrink film
mount
porous
packaged
porous perforated
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Pending
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US18/878,477
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English (en)
Inventor
Yoshihide Nishikawa
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Individual
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Individual
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Publication of US20250382085A1 publication Critical patent/US20250382085A1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B53/00—Shrinking wrappers, containers, or container covers during or after packaging
    • B65B53/02—Shrinking wrappers, containers, or container covers during or after packaging by heat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/02—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for perforating, scoring, slitting, or applying code or date marks on material prior to packaging
    • 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
    • B65D5/44—Integral, inserted or attached portions forming internal or external fittings
    • B65D5/50—Internal supporting or protecting elements for contents
    • B65D5/5028—Elements formed separately from the container body
    • 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
    • B65D75/002—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 in shrink films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B55/00—Preserving, protecting or purifying packages or package contents in association with packaging

Definitions

  • the present invention relates to a technology of shrink wrap packaging using a shrink film, and a technology of a packaging device.
  • a general shrink film in the prior art has a property of shrinking when heat is applied.
  • the outer shape is a uniform planar film such as a so-called thin film wrap.
  • the shrink film according to the present invention has a technical feature in the shape itself.
  • a thick paper box such as a corrugated cardboard box is generally used.
  • the corrugated cardboard box does not necessarily coincide with the size of the object to be packaged therein, and it has been a problem that the object to be packaged has excessive play space inside the corrugated cardboard box. Therefore, as the cushioning material such as bubble cushioning material having a large number of air bubbles or foamed polystyrene was filled with inside the corrugated cardboard box to package an object to be packaged or surround the object to be packaged.
  • a blister package is often used for bulk sales products.
  • the blister is a plastic three-dimensional container having a recess substantially matching the outer shape of a product to be packaged, and after the product is filled in the recess, packaging is performed by sealing the opening with a mount or the like.
  • environmental problems are closed up, and using such plastic packaging is problematic, and packaging with little waste is strongly required.
  • the packaging of the corrugated cardboard box and the blister packaging have many problems with a view point of a continuous use, and the importance of the shrink film packaging technology is increased more.
  • Patent Document 1 As shrink film packaging in the prior art, the technology disclosed in JP 2011-157116 A publication (Patent Document 1) is known.
  • FIG. 15 is a drawing illustrating shrink film packaging in the prior art disclosed in Japanese Patent Application No. 2011-157116.
  • the shrink film 121 is provided so as to be extended over the same width as the opening 111 .
  • the end portions 122 a and 122 b of the shrink film 121 are firmly fixed to the lid portion 112 a and 112 b .
  • the lid portions 112 a , 112 b , 113 a , 113 b are folded as they are to close the opening 111 .
  • the shrink film 121 is fixed to the bottom inner surface by reversing the upside down, and the shrink film 121 is contracted and packed by applying heat to the entire packing box 110 of the corrugated cardboard.
  • Patent Document 2 the technology disclosed in Japanese Patent Application No. 2004-231230 (Patent Document 2) is known as shrink film packaging in the prior art.
  • FIG. 16 is a drawing illustrating shrink film packaging in the prior art disclosed in JP 2004-231230 A.
  • the shrink film sheet 2 is set at a predetermined position of the mount 6 by manual work or automatic operation.
  • the object 4 to be packaged (book in this example) is placed on the shrink film sheet 2 by manual work or automatic operation.
  • the object 4 to be packaged is set at a position overlapping the mount 6 and not protruding from the mount 6 .
  • a pair of “folded-back portions” protruding to both sides of the mount 6 are folded back from both sides and stacked on the object 4 to be packaged. Further, identification label is attached to the object, and then heat is applied to the shrink packaging machine to shrink and pack the shrink film. The volume of the space between the shrink film 2 and the object 4 to be packaged is reduced to reduce excessive play space and be packed in a stable state.
  • Patent art 1 JP 2011-157116 A
  • Patent art 2 JP 2004-231230 A
  • the shrink film packaging technology of FIG. 15 and the shrink film packaging technique of FIG. 16 , there is no problem if the object to be packaged is a planar object or rectangular prism as a three-dimensional object to be packaged, a gap between the shrink film and the packaged object is a plane facing each other, that is, if the shrink film is a flat surface, and the facing surface of the packaged object is a flat surface, the flat surfaces are opposed to each other as a gap therebetween.
  • the shrink film packaging technology of the prior art can be applied without any problem if it is a planar packaged object or rectangular prism as a three-dimensional object to be packaged that is configured from a plane basis.
  • the outer shape of the object to be packaged is not always be planar one as described above.
  • the sharp protrusions and acute-angled convex shapes may be pierced into the shrink film to be damaged, and tearing or some may be broken.
  • the shrink film is torn or broken, if the shrink film is shrunk in the subsequent heat application process, the tearing and the break of the shrink film are made to cut, and then the tear is spread and broken, and the package may be incompletely packed.
  • the present invention is provided with the following configuration. Note that the configurations described below can be employed in any combination as much as possible. It should also be understood that aspects of the present invention or technical features are described in the entirety and drawings of the description or based on the idea that could be ascertained by a person skilled in the art from the description, without being limited to what is described below.
  • a special processed porous perforated shrink film for a packing material according to the present invention is a shrink film in which a large number of holes are perforated in a shrink film.
  • the shrink film is uniformly planar, and even if a notch or a cutout is provided in a part of the edge, it is merely a shape forming a part of the outline of the edge or is merely a locking hole provided at the edge even if plural holes are present around the edge.
  • the porous perforated shrink film according to the present invention is a porous perforated shrink film in which a number of holes are provided in a shrink film.
  • many holes may include many short-segment or short-thick cut-in holes, holes of many polygonal openings, holes of a large number of circular or elliptical openings, holes of slits on a large number of circular arcs, and the like.
  • the porous perforated shrink film refers to a main range of wrapping the body to be packaged of the shrink film, and holes of such a number of openings and holes of slits are perforated.
  • the range in which the holes and the slits of the many openings of the porous perforated shrink film of the present invention are provided can be within the center region portion of the shrink film material, that is, the main area for wrapping the body to be packaged. Since a large number of openings and slits are provided in the center area of the shrink film surface instead of one or two holes provided in the cutting and the periphery of the edge, a large number of bridges generated between the hole and the hole in an area in which the object to be packaged is wrapped. Since the holes of many openings and slits are regularly or irregularly provided, a number of bridges are regularly or irregularly generated, and a number of bridges are complicated and continuous. That is, the perforated shrink film can be a nest or mesh-like shape in which a large number of bridges are complicatedly entangled.
  • the protrusion penetrates into the hole and protrudes upward, whereby the adverse effect of damaging or breaking the shrink film can be mitigated.
  • the continuous other bridges are maintained independently, so that the rupture does not propagate one after another, and the influence of the rupture can be retained within a small area.
  • a conventional uniform, flat shrink film a break in one place is sequentially propagated to the surroundings one after another. In the porous perforated shrink film according to the present invention, such a situation can be avoided.
  • the shrink film material is shrunk by applying heat to the porous perforated shrink film, since the large number of each bridge forming the net-shaped or mesh-like bridge that is complicated and entangled is shrunk as a whole to reduce the covering space, any shape of the object to be packaged can be shrink wrapped while being wrapped along the surface shape thereof.
  • the providing configuration of the porous perforated shrink film according to the present invention has at least following two patterns.
  • the one pattern of the porous perforated shrink film is provided by a roll body wound in a roll shape continuously, and the porous perforated shrink film can be delivered from the roll body by a desired length.
  • the other pattern of the porous perforated shrink film is provided by a single-leaf flat sheet or a double-leaf zigzag folded film, and the porous perforated shrink film can be provided by each leaf.
  • a hole is a slit having a short line segment shape or a short thick line segment shape, and a large number of short line segment-shaped or short-drum-shaped cuts are regularly or irregularly bored.
  • the holes are a large number of small point like holes, a bridge between the holes is less likely to be generated, but holes are a large number of cuts in a short line segment shape or a short thick line segment shape are provided, a bridge is likely to be generated between the cuts in a short line segment shape or a short thick line segment shape.
  • the bridges are independent of each other, and the influence of the breakage can be kept within a small range.
  • the long sides are thought to be several millimeters to several centimeters, and the number of holes is not limited, but dozens to hundreds or the like may be within the area of wrapping the body to be packaged. They may be examples and may exceed their numerical ranges.
  • the hole is a hole having a polygonal opening, and the holes of many polygonal openings are regularly or irregularly perforated to form a mesh shape.
  • the hole is in the form of a mesh
  • the bridge is more clearly generated, and the influence of the breakage can be retained in a small range, and since the bridge itself becomes long, and functions as a so-called long network, the shrinkage margin of the bridge at heat application is also increased, and the packaged objects of various shapes can be more appropriately wrapped and packaged.
  • the size of the hole may be several millimeters from several centimeters.
  • the number of holes is not limited but may be dozens to hundreds in the area of wrapping the object to be packaged. They may be examples and may exceed their numerical ranges.
  • hole can be a slit forming of a circular or elliptical opening or an arc-shaped slit, and a large number of circular or elliptical openings or arcuate cuts are regularly or irregularly perforated.
  • the size of the hole may be several millimeters from several centimeters, and the number of holes is not limited, but may be dozens to hundreds in the area of wrapping the object to be packaged. They may be examples and may exceed their numerical ranges.
  • the present invention provides a new packaging body as a packaging result and is a new packaged object that has been packaged with the porous perforated shrink film employing the present invention.
  • porous perforated shrink film of the present invention is attached to the sheet-like mount, and the shrink label packaging can be performed in a state in which the packaged object is loaded between porous perforated shrink film and the mount.
  • a porous perforated shrink film is attached to any of the bottom inner surface, the top surface or the inner peripheral wall surface of the box for transportation, and the shrink wrap package can be packaged in a state in which an object to be packaged is loaded between the porous perforated shrink film and any of the bottom inner surface, the top surface back or the inner peripheral wall surface.
  • the present invention is also directed to a packaging device that automatically packages an object to be packaged using the porous perforate shrink film of the present invention.
  • the packaging device according to the present invention has at least following two device configuration patterns.
  • the first device configuration is a device in which a double-sided tape to be used is previously attached to a mount, and the porous perforated shrink film of the present invention is placed and affixed to the double-sided tape.
  • This packaging device comprises: a mount supply unit that supplies a mount; a double-sided tape attachment unit that attaches a double-sided tape to a predetermined position of the mount supplied from the mount supply unit; a porous perforated shrink film supply unit that supplies the porous perforated shrink film of the present invention; a covering and fixing device that fixes the periphery of the porous shrink film by placing on the double-sided tape.
  • the shrink device shrinks the porous shrink film by heat application to shrink the object to be packaged.
  • the packaging device According to the packaging device according to the first device configuration, if the attaching position of the double-sided tape can be affixed by the double-sided tape affixing portion, the arrangement relationship between the porous perforated shrink film, the mount, and the object to be packaged can be appropriately controlled and affixed.
  • the second device configuration is a device in which an adhesive to be used is previously applied to the mount, and the porous perforated shrink film of the present invention is placed and pasted to the adhesive application place.
  • a packaging device comprises: a mount supply unit that supplies a mount; an adhesive application unit that applies an adhesive to a predetermined position of the mount supplied from the mount supply unit; a porous perforated shrink film supply unit that supplies the porous perforated shrink film of the present invention; a covering and fixing device that covers and fixes the periphery of the porous shrink film by placing on the adhesive while covering the object to be packaged placed on the mount.
  • the shrink device shrinks the porous shrink film by heat application to shrink the object to be packaged.
  • the adhesive is applied earlier by the adhesive application unit, and the porous perforated shrink film is stuck on the adhesive to apply heat to package the object to be packaged.
  • an adhesive on one surface can be bonded to the shrink film material, and if the adhesive on the opposite surface is selected as being able to adhere to the surface of the mount, good adhesion can be achieved.
  • the packaging apparatus according to the second apparatus configuration of the present invention is premised on the use of an adhesive, it is possible to use the adhesive when an adhesive that simultaneously adheres the shrink film material and the paper material at the same time is developed in future.
  • the present invention is also directed to a packaging method for automatically packaging an object to be packaged using the porous perforate shrink film of the present invention.
  • the packaging method according to the present invention includes at least following two method patterns.
  • the first packaging method is a packaging method in which a double-sided tape to be used is previously attached to a mount, and a perforated shrink film of the present invention is placed and affixed to the double-sided tape.
  • a packaging method using a porous perforated shrink film comprises: a mount supply step of supplying a mount; a double-sided tape attachment step of affixing a double-sided tape to a predetermined position of the mount supplied by the mount supply step; a packaged object transfer step of placing an object to be packaged on the mount; a porous perforated shrink film supply step of supplying a porous perforated shrink film of the present invention; a coating fixing step of fixing the periphery of the porous perforated shrink film by placing on the double-sided tape while covering the object to be packaged placed on the mount so as to cover the object to be packaged, and a shrink step of shrinking the porous perforated shrink film by heat application to shrink the object to be packaged.
  • the second packaging method is a packaging method in which an adhesive to be used is previously applied to a mount, and a porous perforated shrink film of the present invention is placed and affixed to the adhesive surface.
  • a packaging method using a porous perforated shrink film comprises: a mount supply step of supplying a mount; an object transfer step of placing an object to be packaged on the mount; an adhesive application step of applying an adhesive to a predetermined position of the surface of the mount where the porous perforated shrink film to be placed; a porous perforated shrink film supply step of supplying a porous perforated shrink film of the present invention; and a coating step of covering the packaged object placed on the mount with an adhesive by using the porous perforated shrink film.
  • the method is characterized by comprising a shrink step in which the porous perforated shrink film is shrunk by heat application to shrink the object to be packaged.
  • the present invention is also directed to a method for manufacturing a porous shrink film itself of the present invention.
  • a method for producing a porous shrink film according to the present invention comprises: a shrink film supply step for supplying a porous shrink film; a release sheet formation step for applying a release sheet to which a release agent is applied to the back surface of the supplied porous shrink film; a slit formation step for forming the porous hole in at least one layer of the porous shrink film or the two layers of the shrink film layer and the release sheet layer by means of the Thomson blade; a peeling step for peeling the layer of the release sheet from the layer of the porous shrink film.
  • the shrink film material supplied in the shrink film supply step is a rolled continuous body
  • the release sheet supplied by the peeling sheet forming step is a roll-shaped continuous body
  • the Thomson blade used in the slit forming step is provided on the surface of the rotating body, and the hole is continuously formed in the slit forming step by the continuous rotation of the rotating body.
  • the porous perforated shrink film can be continuously manufactured continuously.
  • the shrink film material supplied in the shrink film supply step is a single sheet of a flat sheet or a zigzag folded plural sheet
  • the release sheet supplied by the peeling sheet forming step is a single sheet of a flat sheet or zigzag folded plural sheet
  • the Thomson blade used in the slit forming step is provided on the surface of the flat plate, and the porous hole is formed in the hole forming step in the hole forming step in the single sheet unit or the plural leaf zigzag folding body.
  • the porous perforated shrink film can be produced one after another sheet by sheet.
  • the porous shrink film of the present invention even if there is a sharp protrusion or an acute angled convex shape on the surface of the object to be packaged, an adverse effect of damaging or breaking the shrink film can be mitigated by the protrusion protruding upward through the hole.
  • the other bridges are maintained without damage independently, so that the influence of breakage can be retained within a small area according to the porous perforated shrink film of the present invention.
  • the broken damage propagate next to each other one after another.
  • porous perforate shrink film By using the porous perforate shrink film according to the present invention, a good package state can be obtained.
  • the present invention makes it possible to provide a packaging device capable of satisfactorily and automatically packaging an object to be packaged using a porous perforate shrink film of the present invention.
  • porous perforated shrink film of the present invention Since the method for manufacturing the porous perforated shrink film of the present invention is established, a large number of porous perforated shrink films can be stably supplied to the market.
  • FIG. 1 is a drawing illustrating a simple configuration of a porous perforated shrink film 100 a according to a first pattern of the present invention.
  • FIG. 2 is a drawing illustrating a simple configuration of a porous perforated shrink film 100 b according to the second pattern of the present invention.
  • FIG. 3 is a drawing illustrating a simple configuration of another porous shrink film 100 c according to a second pattern of the present invention.
  • FIG. 4 is a drawing illustrating an example in which the porous perforated shrink film 100 is provided in a form of being delivered from a roll body 130 continuously wound in a roll shape.
  • FIG. 5 is a drawing illustrating an example in which the porous perforated shrink film 100 is supplied by a single sheet of planar sheet.
  • FIG. 6 is a drawing illustrating a configuration example of the first packaging apparatus 400 a of the present invention.
  • FIG. 7 is a drawing illustrating a simple configuration of the double-sided tape affixing device 420 a.
  • FIG. 8 is a drawing illustrating a simple pattern 1 of the sticking operation of the double-sided tape sticking device 420 a.
  • FIG. 9 is a drawing simply illustrating a state in which the half-cut double-sided tape 510 is attached to the attachment target portion using the double-sided tape affixing device 420 a and then separated.
  • FIG. 10 is a drawing illustrating an example of a sticking mark obtained by controlling the sticking direction of the strip-shaped half-cut double-sided tape 510 according to the movement of the double-sided tape sticking device 420 .
  • FIG. 11 is a drawing showing a simple pattern 2 of the sticking operation of the double-sided tape sticking device 420 a.
  • FIG. 12 is a drawing illustrating a flow of each process by the first packaging apparatus 400 a of the present invention.
  • FIG. 13 is a drawing showing a simple configuration of the second packaging apparatus 400 b according to the present invention.
  • FIG. 14 is a drawing illustrating an example of a package in which the object to be packaged is directly packaged by the porous perforated shrink film 100 of the present invention on the bottom inner surface of the box for transportation by the first packaging apparatus 400 of the present invention.
  • FIG. 15 is a drawing illustrating shrink film packaging of the prior art disclosed in JP 2011-157116.
  • FIG. 16 is a drawing illustrating shrink film packaging in the prior art disclosed in JP 2004-231230.
  • Embodiment 1 the porous perforated shrink film 100 of the present invention and a package obtained by shrink wrapped packaging with the porous perforated shrink film 100 of the present invention will be described.
  • Embodiment 2 a packaging device for packaging an object to be packaged is described using the porous shrink film 100 of the present invention.
  • Embodiment 3 a device for manufacturing a porous perforated shrink film that manufactures the porous perforate shrink film 100 will be described.
  • a porous perforate shrink film according to Embodiment 1 of the present invention will be described below.
  • the shape of a hole and the arrangement of many holes are not limited to regular or irregular, and there may be various patterns. Here, typical example is shown.
  • FIG. 1 is a drawing illustrating a simple configuration of the porous perforated shrink film 100 a according to the first pattern.
  • the shown hole is an example in which a large number of short thick lines are regularly perforated.
  • the material of the porous perforated shrink film 100 is transparent materials, the bridge 120 a is hatched in such a manner due to the shrink film material be easy to understand here.
  • the shrink film material may not necessarily be transparent material or colored material.
  • a large number of short thick lines 110 a are perforated, and the portion of the shrink film material between the short thick lines 110 a becomes as the bridge 120 a .
  • the large number of short thick lines 110 a are also provided in the center area of the porous perforated shrink film 100 .
  • a large number of holes are perforated in a central area for packaging the body to be packaged, not being provided at outline of the edge.
  • the porous perforated shrink film 100 a shown in FIG. 1 A changes in the direction in which the bridge 120 a contracts when heat is applied. That is, since the bridge 120 a is regularly arranged in one direction in FIG. 1 B , the porous perforated shrink film 100 a is shrunk in one direction as a whole.
  • FIG. 1 C is an example of a package using the porous perforated shrink film 100 a shown in FIG. 1 A .
  • a porous perforated shrink film 100 a is attached to the sheet-like mount, and the shrink wrap packaging is operated in a state where the packaged object 300 is loaded between the mount 200 and the perforated shrink film 100 a.
  • an object 300 to be packaged is placed on the mount 200 , a double-sided tape 510 is attached to a predetermined portion around the object 300 to be packaged, and an edge of the porous perforated shrink film 100 a is further attached to be fixed to the mount 200 , and heat is applied to the package before packaging to shrink the shrink film material to complete the packaging.
  • the object to be packaged 300 suitable for this porous perforated shrink film 100 a in which a large number of short thick wires 110 a are regularly provided may be large in height and has a planar shape.
  • FIG. 1 is an example in which a large number of short thick lines are regularly perforated
  • the porous perforated shrink film 100 a of the present invention may have many short thick lines 110 a irregularly perforated when the holes 110 are a large number of short thick lines 110 a . If a large number of short thick lines 110 a are irregularly perforated, so the bridge 120 a , which is generated in the shrink film material between the short thick lines 110 a , may also be arranged irregularly without directionality.
  • the direction in which the bridge 120 a contracts may be shifted so as to be shrunk.
  • the shrinking direction is averaged as a whole, and the porous perforated shrink film 100 a is shrunk toward the center from all directions.
  • FIG. 2 is a drawing illustrating a simple configuration of the porous perforated shrink film 100 b according to the second pattern.
  • the hole is a polygonal hole 110 b , and many polygonal holes 110 b are regularly perforated.
  • the polygonal hole 110 b is a square hole.
  • hatching is applied to the bridge 120 b so that the shrink film material is easy to understand.
  • the shrink film material may not necessarily be transparent material or colored material.
  • many square holes 110 b are perforated, and the portion of the shrink film material between the square holes 110 b becomes a bridge 120 b .
  • the bridge portion 120 b of this example is formed in a mesh shape.
  • a large number of polygonal holes 110 b are also provided in the center area of the porous perforated shrink film 100 for packaging the body to be packaged, not being provided at outline of the edge.
  • the porous perforated shrink film 100 b shown in FIG. 2 A changes in the direction in which the bridge 120 b contracts when heat is applied. That is, in FIG. 2 B , the bridge 120 b is regular, but since the bridge 120 b is in a mesh shape, so the bridge 120 b is regarded as equal in all directions to the macro, and as a whole, the porous perforated shrink film 100 b is shrunk toward the center.
  • FIG. 2 C is a drawing illustrating a state in which a packaged object 300 is placed on a mount 200 , a double-sided tape 510 is affixed to a predetermined location around the packaged object 300 , an edge of the porous perforated shrink film 100 b is further affixed to be fixed to the mount 200 , and then heat is applied to the package before packaging to shrink the shrink film material to complete the package.
  • the porous perforated shrink film 100 b is swollen and loosed state around the packaged object 300 before heat is applied, the entire porous perforated shrink film 100 b shrinks to the center direction as a whole.
  • the packaged object 300 is tightly packaged by contracting the mesh-shaped bridge 120 b along the outer shape of the object 300 to be packaged. That is, it is held by a net-like string with moderate tension from a plurality of directions.
  • a hole 110 may be another polygon.
  • FIG. 3 A is an example in which the polygonal hole 110 c is a hexagonal hole 110 c .
  • a large number of hexagonal holes 110 c are perforated in the porous perforated shrink film 100 c , and a portion of the shrink film material existed between the hexagonal holes 110 c becomes as the bridge 120 c , and the bridge portion 120 c is formed in a honeycomb shape. If the hexagonal holes 110 c are evenly regularly arranged, the honeycomb structure is uniform in all directions as viewed from the macro configuration and is shrunk toward the center as a whole of the porous perforated shrink film 100 c . In the example of FIG.
  • a large number of hexagonal holes 110 c are also provided in the central area of the porous perforated shrink film 100 , and a large number of holes are perforated in the central area of the packaged body, so the hexagonal holes 110 c is not simply provided at a part of the edge outline.
  • the bridge portion 120 is formed in an irregular nest shape. If the bridge 120 is nest in irregular arrangement and is appropriately dispersed in all directions, it is shrunk toward the center as a whole of the porous perforated shrink film 100 .
  • the hole 110 c is a hexagon shape in the porous perforated shrink film 100 c as shown in FIG. 3 A , it is the same case that the case where the hole 110 b is square as shown in FIG. 2 C .
  • the double-sided tape 510 is placed on the mount 200 , the edge of the porous perforated shrink film 100 provided with many hexagonal holes 110 is stuck and fixed to the mount 200 , and heat is applied to the package before the packaging to contract the shrink film material to create the package. Similar to FIG.
  • the entire porous perforated shrink film 100 c is shrunk in the center direction by heat application even if the entire porous perforated shrink film 100 c is swollen and loose state around the packaged object 300 before heat application.
  • the packaged object is tightly packaged by tightening bridge 120 of the honeycomb structure along the outer shape of the object 300 to be packaged. That is, the state is held by a net-like string with moderate tension from a plurality of directions.
  • FIG. 3 B is an example of a porous perforated shrink film 100 d having a circular hole 110 d .
  • a large number of circular holes 110 d are regularly perforated.
  • hatching is applied to bridge 120 d so that the portion of shrink film material is easy to understand.
  • the shrink film material may not necessarily be transparent or colored material.
  • bridge 120 d has a curved line in which a portion of the circular arc shape of the outline is connected. Since it has a circular arc shape, it is advantageous to package an object to be packaged, which is a smooth continuous edge.
  • a large number of circular holes 110 d are also provided in the central area of the porous perforated shrink film 100 , and a large number of holes are perforated in the central portion of the packaged body, which is not simply provided at a part of the outline edge.
  • FIG. 3 B is a regular and uniform bridge 120 d , and is uniform in all directions, and shrunk toward the center as a whole of the porous perforated shrink film 100 d.
  • an object 300 to be packaged is placed on the mount 200 , a double-sided tape 510 is attached to a predetermined location around the object 300 to be packaged, an edge of the porous shrink film 100 d is attached and fixed to the mount 200 , and heat is applied to the package before packaging so that the package can be completed after the shrink film material is shrunk.
  • FIG. 3 B is an example in which a circular hole 110 c is regularly provided, if the hole is perforated irregular, packaging process is the same.
  • FIG. 3 C is an example in which a large number of oval holes 110 e are perforated.
  • hatching is applied to bridge 120 e so that the shrink film material is easy to understand.
  • the shrink film material may not necessarily be transparent, colored material can be employed.
  • many elliptic holes 110 e are perforated, and the region of the shrink film material between the circular holes 110 e becomes as bridge 120 e .
  • Bridge 120 e is a curved line in which a part of the circular arc shape of the ellipse is connected. Since it has a circular arc shape, it is advantageous to package an object to be packaged, because it has smooth continuous edge.
  • many elliptic holes 110 d are also provided in the center area of the porous perforated shrink film 100 , and a large number of holes are perforated in a central portion for packaging the body to be packaged, instead of being provided at a part of the edge outline.
  • the porous perforated shrink film 100 e changes in the direction in which bridge 120 e contracts when heat is applied. That is, in FIG. 3 C , bridge 120 e is regular and equal to the macro in all directions, and the porous perforated shrink film 100 e is shrunk toward the center as a whole.
  • an object 300 to be packaged is placed on the mount 200 , a double-sided tape 510 is attached to a predetermined location around the object 300 to be packaged, an edge of the porous perforated shrink film 100 e is attached and fixed to the mount 200 , and the package can be completed by applying heat to the package before packaging to shrink the shrink film material.
  • FIG. 3 C is an example in which an elliptical hole 110 e is regularly provided, if the hole is perforated irregular, packaging process is the same.
  • hole 110 having a shape other than that of hole 110 illustrated in FIG. 3 is also possible.
  • the supply process of the porous perforated shrink film 100 may be various, here, two supply processes are shown.
  • FIG. 4 is a drawing illustrating an example in which the porous perforated shrink film 100 is provided in the configuration of roll.
  • the porous perforated shrink film 100 is delivered from a roll body 130 continuously wound in a roll shape.
  • the porous perforated shrink film 100 can be fed and supplied from the roll body 130 , and the shaft 131 of the roll body 130 can control by rotating angle of the shaft 131 of the roll body 130 so that a desired length can be controlled and delivered. It is necessary to cut by a cutter (not shown) at a length measured after delivery, and to make a single leaf. After making a single leaf, it is provided as a packaging material.
  • FIG. 5 is a drawing illustrating an example in which the porous perforated shrink film 100 is supplied by a single sheet of planar sheet from the beginning.
  • An example is supplied from the feeder 140 for each leaf.
  • a porous perforated shrink film 100 of a large number of single sheets of flat sheets is stacked in the feeder 140 . It supplies each sheet by a transport system (not shown). Since the sheet is already single, it can be used as a packaging material.
  • the single sheet-shaped porous perforated shrink film 100 supplied in the supply process shown in FIG. 4 and FIG. 5 can be used as packaging material.
  • Embodiment 2 a packaging apparatus 400 for packaging an object to be packaged using the porous perforated shrink film 100 of the present invention will be described.
  • packaging apparatus 400 may have various configurations, typical 2 configuration examples, the first packaging apparatus 400 a and the second packaging apparatus 400 b will be described below.
  • FIG. 6 is a drawing illustrating a configuration example of the first packaging apparatus 400 a of the present invention.
  • the first packaging device 400 a includes a mount supply unit 410 , a double-sided tape affixing device 420 a , an object transfer device 430 , a porous perforated shrink film supply unit 440 , a covering and fixing device 450 , a heating shrink device 460 , and a conveyance path 470 .
  • the conveyance path 470 provides only one path for conveying both the porous perforated shrink film 100 and the mount 200 in a predetermined posture.
  • the conveyance path 470 is one.
  • sub-conveyance path supplies components such as a mount, a porous perforated shrink film, a packaged article, and the like from the side of the main conveyance path to the main conveyance path.
  • each traveling direction is orthogonal to each other, and a structure of delivering a conveyed object from the sub-conveyance path to the main conveyance path at an intersection can also be provided.
  • FIG. 6 a configuration example shown in which the conveyance is performed on one conveyance path and various components are supplied along the road.
  • the structure of the conveyance path 470 has the conveyance mechanism that the travel belt of an endless track moving along the conveyance path is provided to face up and down, and the conveyance path 470 conveys where the mount 200 is placed on the travel belt.
  • the conveyance path 470 Although there is a variety of structures of the conveyance path 470 , for example, as the conveyance mechanism, the travel belt of an endless track moving along the conveyance path is folded back via a pulley at both ends as in the conveyance path 470 , and the driving force is applied by the pulleys at both ends.
  • a mount supply unit 410 In the middle of the conveyance path 470 , as will be described later, there are a mount supply unit 410 , a double-sided tape sticking device 420 a , a packaged object transfer device 430 , a porous perforated shrink film supply unit 440 , a fixing device 450 , and a heating shrink device 460 , and work is performed sequentially to completion of the package.
  • the mount supply unit 410 is a feeder that supplies the mount 200 according to the packaging operation of the first packaging device 400 a .
  • a mount stack for holding a large number of the mount 200 a mount delivery unit for taking out the mount 200 from the mount stack one by one in accordance with the packaging operation, and a mount transport device for sending out the taken-out mount 200 to the conveyance path 470 in a predetermined orientation are provided.
  • the mount supply unit 410 feeds the mount 200 to the conveyance path 470 in accordance with the packaging operation of the first packaging device 400 a.
  • the double-sided tape attachment device 420 a is a device that attaches the double-sided tape 510 to a predetermined position of the mount 200 supplied from the mount supply unit 410 .
  • the double-sided tape sticking device 420 a may have various structures, here, the supplied double-sided tape material is a half-cut double-sided tape 500 with a release liner.
  • the half-cut double-sided tape 500 with the release liner has a two-layer structure.
  • the surface layer is a half-cut double-sided tape 510 that is half-cut to an appropriate length.
  • the rear layer is a release liner 520 that holds the half-cut double-sided tape 510 of the surface layer to be peelable.
  • the release liner 520 of the rear layer is continuous tape-shaped, the half-cut double-sided tape 510 of the surface layer is provided on the release liner 520 .
  • the half-cut double-sided tape 510 seems like a continuous body, but actually, the half-cut double-sided tape 510 is half-cut state cut at a predetermined length, so half-cut double-sided tape 510 are arranged in strip-shaped sections on the release liner 520 .
  • the double-sided tape affixing device 420 a is a device capable of automatically affixing the half-cut double-sided tape 510 to a predetermined portion of the mount 200 .
  • FIG. 7 is a drawing illustrating a simple configuration of the double-sided tape sticking device 420 a.
  • the configuration of the double-sided tape sticking device 420 a is a module provided with the roll body attachment part 421 , the rotary sticking rolling part 422 , and the release liner collection part 423 .
  • the roll body attachment portion 421 rotatably supports the roll-shaped half-cut double-sided tape with the release liner 500 .
  • the half-cut double-sided tape with the release liner 500 is delivered by rotating like a so-called reel delivery device.
  • the half-cut double-sided tape with the release liner 500 is roll-shaped and is installed on the roll body attachment portion 421 of the double-sided tape attachment device 420 a so as to be able to be delivered.
  • the rotation sticking rolling part 422 is a member that the half-cut double-sided tape with the release liner 500 delivered from the roll body attachment part 421 passes through the outer surface.
  • the rotation sticking rolling part 422 rotates and presses the delivered half-cut double-sided tape 510 in contact with a predetermined potion of the mount 200 to which the rotation sticking rolling part 422 is to be attached. Thereby the rotation sticking rolling part 422 rolls and sticks the half-cut double-sided tape 510 which a large number of small pieces in a half-cut state onto a predetermined place of the mount 200 .
  • the release liner collection unit 423 collects and recovers the release liner 520 remaining after passing through the rotation sticking rolling part 422 . By rotating like a so-called reel winding device, the release liner 520 is wound, collected, and recovered.
  • the sticking operation of the double-sided tape sticking device 420 a may be such that the double-sided tape sticking device 420 a and the mount 200 contact each other and move relative to each other. At least following two patterns are present.
  • the double-sided tape sticking device 420 a operates in the vertical direction, and the mount 200 is a pattern traveling on the conveyance path 470 .
  • the mount 200 traveling on the conveyance path 470 is temporarily stopped immediately below the double-sided tape sticking device 420 a , and the double-sided tape sticking device 420 a is moved down and the double-sided tape is stuck during contacting the mount 200 .
  • FIG. 8 is a drawing illustrating a pattern 1 of the sticking operation of the double-sided tape sticking device 420 a simply.
  • the mount 200 moves on the conveyance path (in this case, the conveyance path 470 ). In this state, it passes below the double-sided tape sticking device 420 a.
  • the double-sided tape sticking device 420 a is lowered so as to contact a predetermined place on the surface of the mount 200 , and the rotation sticking rolling part 422 comes into contact with the surface of the mount 200 .
  • the rotation sticking rolling part 422 continues to contact the surface of the mount 200 . If the surface of the mount 200 has physical properties that strongly sticks to the adhesive surface of the half-cut double-sided tape 510 , the half-cut double-sided tape 510 is stuck and peeled off from the release liner 520 at the same time. The release liner 520 is collected and recovered in the release liner collection unit 423 .
  • the double-sided tape sticking device 420 a is raised so as not to contact the surface of the mount 200 , and the rotation sticking rolling part 422 is left from the surface of the mount 200 .
  • the half-cut double-sided tape 510 is half-cut at a predetermined length to be a strip-shaped consecutive segment. It is easy to separate at any position (edge of the segment).
  • the segment of the half-cut double-sided tape 510 affixed to the mount 200 remains on the surface of the mount 200 , but the slice of the unstuck half-cut double-sided tape 510 rises in accordance with the double-sided tape sticking device 420 a while being held on the release liner 520 .
  • the double-sided tape used for affixing may be a continuous double-sided tape, or a half-cut double-sided tape 510 that has been half-cut in advance in a strip shape.
  • the strip-shaped half-cut double-sided tape 510 adjacent to each other can easily control the attachment direction in accordance with the movement of the double-sided tape sticking device 420 .
  • FIG. 10 A sticking operation to a three-dimensional curved surface having a smooth vertical height can be easily performed, as shown in FIG. 10 B , except for sticking in a straight line.
  • the above shown operation is an outline of the operation of the pattern 1 of the sticking operation of the double-sided tape sticking device 420 a.
  • FIG. 11 is a drawing illustrating pattern 2 of the sticking operation of the double-sided tape sticking device 420 a simply.
  • the mount 200 moves on the conveyance path (in this case, the conveyance path 470 ) and temporarily stops before and immediately below the double-sided tape sticking device 420 a.
  • the mount 200 is stationary state, the double-sided tape sticking device 420 a is lowered to contact a predetermined portion of the surface of the mount 200 , and the rotation sticking rolling part 422 comes into contact with the surface of the mount 200 .
  • the double-sided tape sticking device 420 a moves in a predetermined path, and the rotation sticking rolling part 422 continues to contact the surface of the mount 200 . Since the surface of the mount 200 has physical properties that adhere strongly to the adhesive surface of the half-cut double-sided tape 510 , the half-cut double-sided tape 510 is peeled from the release liner 520 and affixed to the surface of the mount 200 .
  • the release liner 520 is collected and recovered in the release liner collection unit 423 .
  • the double-sided tape sticking device 420 a moves in a predetermined path and the sticking operation of the half-cut double-sided tape 510 with respect to a predetermined portion of the mount 200 ends, the double-sided tape sticking device 420 a rises so that it does not come into contact with the surface of the mount 200 , and the height of the rotation sticking rolling part 422 becomes an enough height separated from the surface of the mount 200 .
  • the half-cut double-sided tape 510 is half-cut at a predetermined length in the consecutive strip-shaped cut pieces. It is easy to cut at any position (edge of the segment). As shown in FIG. 8 B , if the double-sided tape sticking device 420 a rises and separates from the surface of the mount 200 , the cut pieces of the half-cut double-sided tape 510 stuck to the mount 200 remain on the surface of the mount 200 , but the cut pieces of the non-stuck half cut double-sided tape 510 are separated and raised in accordance with the double-sided tape sticking device 420 a while being held on the release liner 520 .
  • the sticking direction can be easily controlled in accordance with the movement of the double-sided tape sticking device 420 in the same manner shown as the pattern 1 of the sticking operation when the sticking operation is performed by the pattern 2.
  • FIG. 10 A sticking to a three-dimensional curved surface having a smooth vertical height can be easily performed, as shown in FIG. 10 B , except for sticking in a straight line.
  • the packaged object transfer device 430 will be described.
  • the object transfer device 430 is a device that transfers the object 300 to be packed to a predetermined position on the mount 200 .
  • Various configurations of the object transfer device 430 can be possible.
  • a device such as a robot arm may pick the object 300 to be packaged, and the robot arm may put the object 300 to be packaged at a predetermined portion of the mount 200 that is being conveyed by the conveyance path 470 .
  • the object transfer device 430 is an optional configuration of the packaging apparatus 400 of the present invention, and the object transfer device 430 may be omitted as a simple configuration, and an operation worker standing at a predetermined position near the conveyance path 470 may put the packaged object 300 on a predetermined place on the mount 200 with a hand.
  • porous perforated shrink film supply unit 440 Next, the porous perforated shrink film supply unit 440 will be described.
  • the porous perforated shrink film supply unit 440 is a feeder that supplies the porous perforated shrink film 100 in accordance with the packaging operation of the first packaging device 400 a .
  • a porous perforated shrink film stack for stacking and holding a large number of porous perforated shrink films 100 shown in Example 1, it comprises a porous perforated shrink film delivery unit for taking out the porous perforated shrink film 100 from a porous perforated shrink film stack one by one in accordance with the packaging operation, and a porous perforated shrink film transport unit for sending out the extracted porous perforated shrink film 100 to the covering and fixing device 450 in a predetermined posture.
  • the porous perforated shrink film supply unit 440 transfers the porous perforated shrink film 100 to the covering and fixing device 450 in accordance with the packaging operation of the first packaging device 400 a.
  • the covering and fixing device 450 is a device for fixing the periphery (edge) of the porous perforated shrink film 100 by carrying and pressing the porous perforated shrink film 100 onto the double-sided tape 510 so as to cover the packaged object 300 placed on the mount 200 .
  • the covering and fixing device 450 receives the porous perforated shrink film 100 from the porous perforated shrink film supply portion 440 , and covers the packaged object 300 , and while covering the package object 300 , a porous perforated shrink film 100 is placed and affixed on the double-sided tape 510 .
  • a portion where the porous perforated shrink film 100 is affixed to the double-sided tape 510 may be any portion but is usually considered to be an edge of the perforated shrink film 100 .
  • the back surface layer of the double-sided tape 510 is coated with an adhesive that adheres to the mount 200 and is firmly bonded to the mount 200 .
  • the surface layer is coated with an adhesive that adheres to the material (shrink film material) of the porous perforated shrink film 100 and is firmly affixed to the porous perforated shrink film 100 , so that the perforated shrink film 100 is firmly fixed to the predetermined portion of the mount 200 .
  • the heating shrink device 460 is a device that shrinks and wraps the packaged object 300 by application to shrink the porous perforated shrink film 100 . Since this heating shrink device 460 is widely used in the shrink wrapping step, the detailed description of this heating shrink device 460 will be omitted here.
  • FIG. 12 shows the flow of each process by the first packaging device 400 a of the present invention.
  • FIG. 12 there are a mount supply step, a double-sided tape sticking step, an object transfer step, a perforated shrink film supply step, a covering and fixing step, and a shrink step.
  • the mount supply step is a step for supplying the mount by the mount supply unit 410 .
  • the double-sided tape sticking step is a step of sticking the double-sided tape 510 to a predetermined position of the mount 200 supplied by the mount supply step.
  • the half-cut double-sided tape 510 A is attached.
  • the object transfer step is a step for placing the object 300 to be packaged on the mount 200 by the object transfer device 430 .
  • the object transfer device 430 may be omitted, and the object 300 may be placed easily by manual work with the worker with a hand.
  • the porous perforated shrink film supply step is a step for supplying the porous perforated shrink film by the porous perforated shrink film supply unit 440 .
  • the covering and fixing step is a step for fixing the periphery of the perforated shrink film 100 by placing the covering and fixing device 450 on the double-sided tape 510 while covering the packaged object 300 placed on the mount 200 so as to cover the object 300 to be packaged placed on the mount 200 .
  • the shrink step is a step in which the porous perforated shrink film 100 is shrunk by heat application by the heating shrink device 460 to shrink and wrap the packaged object 300 .
  • the package is completed by each process.
  • FIG. 13 is a drawing illustrating a simple configuration of the second packaging apparatus 400 b according to the present invention.
  • the second packaging device 400 b comprises a mount supply unit 410 , an adhesive application device 420 b , an object transfer device 430 , a porous perforated shrink film supply unit 440 , a covering and fixing device 450 , a heating shrink device 460 , and a conveyance path 470 .
  • the mount supply unit 410 the object transfer device 430 , the porous perforated shrink film supply unit 440 , the covering and fixing device 450 , the heating shrink device 460 , and the conveyance path 470 may be similar to the respective components shown by the first packaging device 400 a , the description thereof will be omitted here.
  • the adhesive application apparatus 420 b is a device that applies an adhesive to a predetermined position on the surface of the mount 200 .
  • it may be a configuration including a tank storing an adhesive, a supply path for supplying a predetermined amount of adhesive from the tank, and a coating head for applying the adhesive supplied from the supply path to the application target.
  • the coating head serves as a roll head, and an adhesive may be applied while rolling the surface of the object with which the coating head contacts. Since such an adhesive application device is widely known, the detailed description thereof will be omitted here.
  • the adhesive used in the adhesive application device 420 b is interposed between the material of the mount 200 such as paper and the shrink film material of the porous shrink film 100 to provide sufficient adhesive force to both.
  • the adhesive having such properties is not generally spread, but the second packaging device 400 b is enabled if an excellent adhesive having such properties is developed and used in the market.
  • porous perforated shrink film 100 is used any portion to the bottom inner surface, the top surface rear, or the inner peripheral wall surface of the box body for transportation.
  • FIG. 14 is a drawing illustrating an example of a package in which the object 300 to be packaged is directly packaged by the porous perforated shrink film 100 of the present invention on the bottom inner surface of the box for transportation by the first packaging apparatus 400 of the present invention.
  • the object 300 to be packed is placed on the bottom inner surface of the box body.
  • the double-sided tape is attached to the periphery thereof or an adhesive is applied thereto, and then the porous perforated shrink film 100 of the present invention is attached.
  • FIG. 14 B the object 300 to be packed is shrunk and packaged in a state in which the packaged object 300 is loaded between the bottom inner surface of the box body and the porous perforated shrink film 100 .
  • the loading place of the packaged object is the bottom inner surface of the transporting box body, but is not limited to the bottom inner surface, and may be the top surface rear, the inner peripheral wall surface, or the like.
  • the porous perforated shrink film of the present invention can be widely applied as a packaging material.
  • the packaging apparatus of the present invention can package various objects to be packaged in a simple and stable manner using a porous perforated shrink film.

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US18/878,477 2022-06-23 2022-06-23 A porous perforated shrink film, a package using perforated shrink film, a packaging device, a method for producing porous perforated shrink film, and a packaging method using porous perforated shrink film Pending US20250382085A1 (en)

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PCT/JP2022/025105 WO2023248428A1 (ja) 2022-06-23 2022-06-23 多孔穿設シュリンクフィルム、多孔穿設シュリンクフィルムを用いた包装体、包装装置、多孔穿設シュリンクフィルムの製造方法および多孔穿設シュリンクフィルムを用いた包装方法

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JPS5067066U (https=) * 1973-10-22 1975-06-16
JPS54133993A (en) * 1978-04-05 1979-10-18 Hitachi Zosen Corp Shrink packaging
DE3716845A1 (de) * 1987-05-16 1988-11-24 Colgate Palmolive Co Verfahren zum verpacken von gegenstaenden sowie verpackungseinheit
JP3983365B2 (ja) * 1997-01-10 2007-09-26 株式会社フジシールインターナショナル 食品包装方法及び食品包装体
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JP5597823B2 (ja) 2010-02-02 2014-10-01 アマゾン テクノロジーズ インコーポレイテッド 梱包容器、および梱包方法
JP5480061B2 (ja) * 2010-08-09 2014-04-23 レンゴー株式会社 シュリンクフィルム包装体
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JP6149267B2 (ja) * 2013-02-28 2017-06-21 株式会社フジシール 封緘用タックラベル、及びラベル連続体
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JP7052961B1 (ja) * 2020-05-22 2022-04-12 吉秀 西川 貼付装置

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WO2023248428A1 (ja) 2023-12-28

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