JPH10329870A - Cushioning material for package - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cushioning material for package chiefly constituted of hollow bodies or laminated bodies made of corrugated cardboard or recyclable sheets such as cardboard or other materials, which can be folded small and also easily assembled to form a three-dimensional shape suitable for use. SOLUTION: The main body 1 formed of a hollow body with a square section, is constituted of a nearly horizontal bottom face sheet 11 and a nearly vertical side face sheet 12 at one side. The main body 1 is formed to have a square frame by a plurality of folding notches crossing at nearly right-angles against the hollow part 10 and leaving one side sheet 12 and cutting off other parts. Respective ends of one side face sheet 12 are connected so that the hollow parts 10 are positioned outward to form a loop. When necessary, a raised bottom 2a is provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cushioning material for packaging mainly composed of a hollow body or a laminate made of cardboard, cardboard or other renewable sheets.

[0002]

2. Description of the Related Art A packaging cushioning material is used for packaging an article in an outer box in a state in which a required portion of the article to be packaged is in contact with or accommodated in the cushioning material. Instead of packing cushions made of plastic foams that cause contamination, hollow bodies recently made of renewable sheets such as cardboard, cardboard (for example 251st)
(Japanese Utility Model Registration No. 2901) or a packaging cushioning material comprising a laminate.

[0003]

The above-mentioned cushioning material for packaging, which is made of cardboard or cardboard, is manufactured in advance at a cushioning material manufacturing plant so as to conform to the shape of the object to be packaged, and is then packaged on a packaging line. They are transported to the packaging factory where they are installed. Therefore, the cushioning material is bulky as a whole, and the space efficiency at the time of storage in a warehouse, storage at a factory or the like until use, and transportation is extremely poor, and storage costs and transportation costs cannot be reduced.

SUMMARY OF THE INVENTION An object of the present invention is to provide a cushioning material for packaging mainly composed of a hollow body or a laminated body made of cardboard, cardboard or other renewable sheets, as long as it is supplied to a packaging line for articles to be packaged. The volume can be kept small, which reduces storage and transportation costs, while when supplied to the packaging line it is very easy to make it three-dimensional and ready to use, for example without the use of adhesives. It is an object of the present invention to provide a cushioning material that can be used.

[0005]

SUMMARY OF THE INVENTION A cushioning material for packaging according to the present invention has the following construction to solve the above-mentioned problems. That is, the packaging cushioning material according to claim 1 is made of a cardboard, cardboard, or other renewable sheet, and has a plurality of hollow portions 1 parallel in the length direction.
And a main body 1 having a substantially horizontal bottom sheet portion 11 and a substantially vertical side surface sheet portion 12 on one side surface, the main body 1 being formed of a hollow body having a rectangular cross section.
The notch 16 for bending in a state in which the other portion is cut out while leaving the one side sheet portion 12 substantially orthogonal to the hollow portion 10 (or the other notch portion except for the one side sheet portion 12). The main body 1 is formed in a square frame shape by the cut portion in a state where the portion is cut) and the folded ruled line A1 formed at a position corresponding to the cutout portion 16 of the one side sheet portion 12. In the obtained state, the first side sheet portion 12 is divided into a first member 1a, a second member 1b, a third member 1c, and a fourth member 1d in this order.
It is characterized in that the ends are connected to each other in a state where 0 is located on the outside, so as to form a loop.

According to a second aspect of the present invention, there is provided a cushioning material for packaging which is made of cardboard, cardboard or other renewable sheets.
A main body 1 having a plurality of hollow portions 10 parallel in the length direction and having a substantially horizontal bottom sheet portion 11 and a side sheet portion 12 substantially perpendicular to one side surface and having a rectangular cross section in a cross section is provided. The main body 1 has a notch 1 for bending in a state of being substantially orthogonal to the hollow portion 10 and notching the other portion while leaving the one side sheet portion 12.
6 (or a cut portion obtained by cutting the other portion while leaving the one side sheet portion 12) and a folded ruled line formed at a position corresponding to the cutout portion 16 of the one side sheet portion 12 According to A1, the main body 1 is divided into a first member 1a, a second member 1b, a third member 1c, and a fourth member 1d in a state where the main body 1 can be formed in a rectangular frame shape. 1 is provided with connecting means A2 for connecting the ends of the main body 1 to each other in a state where the hollow portions 10 are located outside.

According to a third aspect of the present invention, there is provided a cushioning material for packaging which is made of cardboard, cardboard or other renewable sheets.
A main body 1 having a plurality of hollow portions 10 parallel in the length direction and having a substantially horizontal bottom sheet portion 11 and a side sheet portion 12 substantially perpendicular to one side surface and having a rectangular cross section in a cross section is provided. The main body 1 has a notch portion 17 for forming a bent-shaped mouth portion in a state in which the other portion is cut out while leaving the one side sheet portion 12 substantially orthogonal to the hollow portion 10. The main body 1 is divided into a first member 1a, a second member 1b, a third member 1c, and a fourth member 1d in a state where the main body 1 can be formed in a rectangular frame shape. Is characterized in that a connecting means A2 for connecting the ends of the main body 1 to each other is provided in a state where the hollow portions 10 are located inside.

According to a fourth aspect of the present invention, there is provided a cushioning material for packaging, which is formed by stacking or folding a large number of recyclable sheets such as corrugated cardboard, cardboard and the like along a substantially vertical direction. Has a main body 1 composed of a laminate having a rectangular cross section having a side sheet portion 12 substantially perpendicular to the side surface of the main body 1. The main body 1 cuts the other portion along the vertical direction except for the one side sheet portion 12 The first member 1a, 1a,
The main body 1 is divided into a second member 1b, a third member 1c, and a fourth member 1d in order, and a required portion of the main body 1 is arranged such that the one side sheet portion 12 is located outside. Is provided with a connecting means A2 for connecting the end portions with each other.

According to a fifth aspect of the present invention, the cushioning material for packaging is made of a cardboard, cardboard or other renewable sheet,
A main body 1 having a plurality of hollow portions 10 parallel in the length direction and having a substantially horizontal bottom sheet portion 11 and a side sheet portion 12 substantially perpendicular to one side surface and having a rectangular cross section in a cross section is provided. The main body 1 has a notch portion 17 for forming a bent-shaped mouth portion in a state in which the other portion is cut out while leaving the one side sheet portion 12 substantially orthogonal to the hollow portion 10. The main body 1 is divided into a first member 1a, a second member 1b, a third member 1c, and a fourth member 1d in a state where the main body 1 can be formed in a rectangular frame shape,
The second member 1b and the fourth member 1d, or the first member 1a and the third member 1c, have a central portion in a longitudinal direction thereof, except for a portion of the one side sheet portion 12. Is cut out, a notch-like portion 17a whose length L is at least twice the width w of the portion of the main body 1 excluding the one side sheet portion 12 and which is substantially perpendicular to the hollow portions 10 is formed. , The one side sheet portion 12 is connected to each of the hollow portions 10.
Are connected to each other in a state where they are located inside, and are formed in a loop shape, and the cutout portion 17a is formed in a portion of the one side sheet portion 12 where the cutout portion 17a is formed. The folding ruled line A3 is formed in such a state that both member pieces of the respective members can be overlapped.

[0010] The packaging cushioning material according to the present invention is formed by stacking or folding a large number of recyclable sheets such as corrugated cardboard, cardboard or the like along a substantially vertical direction. The main body 1 is formed of a laminate having a rectangular cross section having a side sheet portion 12 substantially perpendicular to the side surface of the main body 1. The main body 1 is substantially in a state in which the other portion is cut away except the one side sheet portion 12. The first member 1 is brought into a state in which the main body 1 can be formed in a rectangular frame shape by the cutout portion 17 for forming a bent connection portion along the vertical direction.
a, a second member 1b, a third member 1c, and a fourth member 1d, which are sequentially divided into the second member 1b and the fourth member 1d.
1d, or the first member 1a and the third member 1c
In a state in which a portion other than the one side sheet portion 12 is cut out at a central portion in the longitudinal direction thereof, a portion having a length L excluding the one side sheet portion 12 of the main body 1 is provided. A notch 17a for adjustment along the vertical direction at least twice the width w of the first side sheet portion 12,
The ends of the side sheet portions 12 are connected to each other in a state where the side sheet portions 12 are located outside, and are formed in a loop shape. In the portion of the one side sheet portion 12 where the cutout portion 17a for adjustment is formed, The folded ruled line A3 is placed in a state in which the two member pieces of each member having the cutout portion 17a can be overlapped.
Is formed.

According to a seventh aspect of the present invention, the cushioning material for packaging is made of cardboard, cardboard or other renewable sheets.
A main body 1 having a plurality of hollow portions 10 parallel in the length direction and having a substantially horizontal bottom sheet portion 11 and a side sheet portion 12 substantially perpendicular to one side surface and having a rectangular cross section in a cross section is provided. The main body 1 has a notch portion 17 for forming a bent-shaped mouth portion in a state in which the other portion is cut out while leaving the one side sheet portion 12 substantially orthogonal to the hollow portion 10. It is divided into a first member 1a, a second member 1b, a third member 1c, and a fourth member 1d in order, and has a rectangular shape by a port-like portion 17b formed in the cutout portion 17. The second member 1b and the fourth member 1d, or the first member 1a and the third member 1c, have a portion other than the side sheet portion 12 between both ends thereof. Notch for adjustment of predetermined length L Jo portion 17a is formed, the notch-shaped portions which 17a is formed for the adjustment of the one side surface sheet portion 12 is characterized in that bellows portion A4 is formed.

[0012] The cushioning material for packaging according to the present invention is formed by stacking or folding a large number of recyclable sheets such as cardboard, cardboard, and the like along a substantially vertical direction. Has a main body 1 composed of a laminate having a square cross section having a side sheet portion 12 substantially perpendicular to the side surface of the main body 1A. The main body 1A is substantially in a state in which the other portion is cut away except for the one side sheet portion 12. The notch 17 for forming the bent joint along the vertical direction allows the first
, A second member 1b, a third member 1c, and a fourth member 1d in that order, and a square frame formed by a connection 17b formed in the cutout portion 17. The second member 1b and the fourth member 1d, or the first member 1a and the third member 1c,
A notch 17a for adjustment of a predetermined length L in which a portion other than the side sheet portion 12 is cut between both ends thereof.
Is formed, and a bellows-shaped portion A is formed in a portion of the one side sheet portion 12 where the cutout portion 17a for adjustment is formed.
4 is formed.

According to a ninth aspect of the present invention, there is provided the packaging cushioning material according to any one of the first to sixth aspects, wherein the first member 1a, the second member 1b, and the third member 1c are provided. Alternatively, a raised bottom forming sheet portion 2 is integrally formed at the lower end portion of the fourth member 1d via a folding ruled line A5, and the raised bottom forming sheet portion 2 has the main body 1 formed in a square frame shape. The raised bottom sheet portion 20 guided into the frame in the state, and the leg portions 21 and 21 integrally formed at least on opposite sides of the raised bottom sheet portion 20 via the folding ruled line A6.
And characterized in that:

According to a tenth aspect of the present invention, there is provided the packaging cushioning material according to any one of the first to sixth aspects, wherein the second member and the fourth member 1d or the first member are provided. Raised bottom forming sheet portions 2 are integrally formed at the lower ends of the first member 1a and the third member 1c with a folding ruled line A5, and each raised bottom forming sheet portion 2 forms the main body 1 in a rectangular frame shape. The raised bottom sheet portion 20 guided so as to be arranged in the frame in a formed state, and the leg portions 21 integrally formed at least on opposite sides of the raised bottom sheet portion 20 via a folding ruled line A6, 21 respectively.

According to an eleventh aspect of the present invention, in the packaging cushioning material of the ninth or tenth aspect, the leg portion 21 is formed by a plurality of layers obtained by folding the sheet. Features.

A wrapping cushioning material according to a twelfth aspect is the packaging cushioning material according to any one of the first to sixth aspects, wherein the first member 1a, the second member 1b, and the third member 1c. Alternatively, at the lower end of the fourth member 1d, a raised bottom 2a formed of a hollow body or a laminate formed by the sheet and guided into the frame while the main body 1 is formed in a rectangular frame shape is provided. It is characterized by being formed via a folding ruled line A5.

According to a thirteenth aspect of the present invention, there is provided the cushioning material for packaging according to the seventh or eighth aspect, wherein the bellows-like portion A4 is formed in a rectangular frame formed by the main body 1. The raised bottom portion 2a is provided in a portion other than the portion having the above.

The cushioning material for packaging according to claim 14 is the cushioning material according to claim 13, wherein the raised bottom portion 2a is
It is characterized by comprising a substantially horizontal raised bottom sheet portion 20 and leg portions 21 and 21 formed at least below one pair of sides of the raised bottom sheet portion 20.

The cushioning material for packaging according to claim 15 is the cushioning material according to claim 13, wherein the raised bottom portion 2a is
It is characterized by comprising a hollow body or a laminate formed by the sheet.

The packaging cushioning material according to claim 16 is the packaging cushioning material according to claim 1, wherein the first member 1
a and a third member 1c, and a lower end of the one side sheet portion 12 of one of the second member 1b and the fourth member 1d via a folding ruled line A7. A bottom plate flap 40 is formed, and a flat trapezoidal or triangular auxiliary bottom plate flap 4 is formed at the lower end of the one side sheet portion 12 of each of the other members via a folding ruled line A8.
1 are respectively formed, and the main bottom plate flaps 40, 4 are respectively formed.
One side of the symmetrical direction 0 has an angle of approximately 45 degrees with respect to the folded ruled line A7 from one end of the folded ruled line A7 formed at the lower end of the member having the main bottom plate flap 40. A seam allowance flap 40a is formed via the folding ruled line A9, and a narrow notch is formed at the leading end of each of the main bottom plate flaps 40, 40 at the front end position of the folded ruled line A9 for forming the seam allowance flap 40. In the state where the main body 1 is formed in a rectangular frame shape, the leading sides of the main bottom plate flaps 40, 40 are opposed to the constricted notch portion 40b of the other main bottom plate flap 40.
The auxiliary bottom plate flaps 41 on the side where the corresponding surrogate flaps 40a are located are adhered to the lower surfaces of the respective surrogate flaps 40a.
1 is characterized in that the side surface of the main bottom plate flap 40 on the side where the auxiliary flap 41 is not adhered is in contact with the lower surface of 1.

The cushioning material for packaging according to the fifteenth aspect is applied to both ends of the rectangular cylindrical box-shaped main body 5 made of corrugated cardboard, cardboard and other sheets, and one side sheet portion 40 of the box-shaped main body 5. A lid-shaped flap 51 integrally formed with a hollow body or a laminated body made of cardboard, cardboard, or other sheets, having an outer diameter that can be accommodated substantially in conformity with the inner diameter of the box-shaped main body 5; A pair of flat rectangular frame members 6 and 6 fixed to the back surface of the lid-shaped flap 51.

[0022]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of a cushioning material for packaging according to the present invention will be described with reference to FIG. First Embodiment FIGS. 1 to 4 show a cushioning material for packaging according to the first and ninth aspects of the present invention. 1 is a perspective view of a three-dimensional state of the main body of the packaging cushioning material, FIG. 2 is a perspective view of a state in which the main body of the packaging cushioning material of FIG. 1 is formed in a loop shape, and is folded, and FIG. FIG. 4 is a perspective view of a state in which the cushioning material for use has been three-dimensionally used from the state of FIG. 2, and FIG. 4 is a cross-sectional view along the arrow AA in FIG.

In the main body 1 made of a hollow body made of double-faced cardboard, a pair of hollow bodies 10 having a right-angled triangular cross section and the same cross-sectional size are arranged in parallel in opposite directions via an inclined partition sheet portion 14. It is formed like a hollow panel as a whole. Substantially horizontal bottom sheet 11
Is connected to the lower end of the partition sheet part 14, the upper end of the partition sheet part 14 is connected to one side end of the top sheet part 13, and the other side end of the top sheet part 13 Is continuous with one side sheet portion 12 which is substantially vertical, and the bottom sheet portion 11
Is connected to the other side sheet portion 15.

In the main body 1 of this embodiment, a notch portion for bending in a state in which one side sheet portion 12 is cut out and the other portion is cut out in three positions substantially orthogonal to the hollow portion 10. 16 (or one side sheet portion 1)
2 is formed by cutting the remaining portion), and a bent ruled line A1 is formed in each of the portions of the one side sheet portion 12 corresponding to the cutout portion 16. Subject 1
Is formed by the notches 16 and the folded ruled line A1.
Member 1a, second member 1b, third member 1c and fourth member
1d. First member 1
a and the third member 1c have substantially the same length, and the second member 1b and the fourth member 1d have substantially the same length.

The raised bottom portion forming sheet portion 2 is integrally formed on the fourth member 1d via a folding ruled line A5 which is bent in a valley (V-shaped) shape toward the lower end of the one side sheet portion 12. . The raised bottom forming sheet portion 2 is provided with the main body 1
In a state in which is three-dimensionally formed into a rectangular frame as shown in FIG. 3,
The raised bottom sheet portion 20 is adapted to be guided inside the rectangular frame-shaped main body 1 and each folded ruled line A6 which is bent to the four sides in a mountain-folded shape (an inverted V-shaped folded shape). Each leg portion 2 formed on each of four sides of the seat portion 20
And 1.

Glue flaps 12a, 12a are integrally formed at both ends of one side sheet portion 12, respectively.
By adhering a and 12a, each hollow portion 10 is formed in a loop shape so that it is on the outside. After one side sheet portion 12 is formed in a loop shape as described above, the main body 1 is folded in two as shown in FIG. 2, and the cushioning material is stored and transported in this state.

The cushioning material for packaging according to this embodiment cuts the corrugated cardboard sheet according to the design shape, and at the same time, forms the cutout portion 16, the folding ruled lines A1, A5, A6 and the hollow portions 10. After forming the required folding ruled lines, each folding ruled line for forming each hollow portion 10 is given a bending direction, and then the sheet is folded along the folding ruled lines, and Manufactured by gluing the outsides of each other.

When the packaging cushioning material of the first embodiment is used, it is made three-dimensional from the state shown in FIG. 2 as shown in FIGS. 3 and 4, and along the folding ruled lines A5 and A6. The raised bottom forming sheet portion 2 is bent to form each of the members 1a to 1d.
The raised bottom portion 2a is formed by guiding the inside of the rectangular frame formed by the above. As the cushioning material, two three-dimensional ones are used as described above, and the outer shape has a rectangular parallelepiped shape. It is suitable for use in the manner of packing in an outer box (not shown). The impact on the main body 1 is absorbed by the deformation of each hollow portion 10, and is absorbed by the shock wave raising bottom sheet portion 20 and the leg portion 21 against the raising bottom portion 2a being bent.

In the packaging cushioning material of the first embodiment, since the both ends of one side sheet portion 12 are connected to form a loop as described above, the main body 1 is located at the center (the second member). From the portion of the folding ruled line A1 (between 1b and the third member 1c), it can be folded in a small two-fold form. By storing and transporting in this state, storage costs and transport costs can be reduced. Further, the main body 1 folded in two can be easily formed into a three-dimensional frame shape, and the raised bottom forming sheet portion 2 also has the bent ruled lines A5, A
By folding along 6, a three-dimensional structure can be formed very easily.

In the cushioning material for packaging of the first embodiment, when the raised bottom portion forming sheet portion 2 is not formed, this is a mode corresponding to the first aspect of the present invention. As the cushioning material of such an embodiment, two bodies each having the main body 1 three-dimensionally formed into a rectangular frame shape are used, and the end of the packaged object (not shown) having a rectangular parallelepiped shape is accommodated in each cushioning material. In this state, the packaged object is used in a manner of packing it in an outer box (not shown).

Second Embodiment FIG. 5 shows a cushioning material for packaging according to an embodiment corresponding to the eleventh aspect of the present invention. FIG. 4 is a cross-sectional view similar to FIG. 4. In this cushioning material, in a state where the entire structure is three-dimensionally used, each leg portion 21 of the raised bottom portion 2 a is formed via a folding ruled line (not shown). It is composed of multiple layers. In the state where the three-dimensional main body 1 is folded in two as shown in FIG. 2, the main body 1 may be configured to be developed into a single sheet as shown by a two-dot chain line in FIG. Alternatively, the sheets of the respective layers folded in the leg portion 21 may be bonded in advance. In this cushioning material, the raised bottom portion 2a is reinforced because the leg portion is composed of a plurality of layers as described above. Other configurations, functions, effects, manufacturing procedures, and the like of the cushioning material for packaging of this embodiment are substantially the same as those of the cushioning material of the first embodiment, and thus description thereof will be omitted.

Third Embodiment FIG. 6 shows a cushioning material for packaging according to another embodiment corresponding to the ninth aspect of the present invention. FIG. 4 is a cross-sectional view similar to FIG. 4, and this cushioning material is formed such that the raised bottom forming sheet portion 2 is connected to the lower end of the other side sheet portion 15 via the connection sheet portion 22. One leg portion 21 is continuous with the connection sheet portion 15, and the other leg portion 21 is integrally formed with an adjustment sheet portion 23. In a state where the cushioning material is three-dimensionally used, the connection sheet portion 22 and the adjustment sheet portion 23 are connected to the second member 1b and the fourth member 1d.
Form a double bottom. In the main body 1 of this embodiment, the directions of the hollow portions 10, 10 are opposite to the hollow portions 10, 10 in the cushioning material of the first embodiment. When the cushioning material of this embodiment is three-dimensionally used, one leg-shaped portion 21 of the raised bottom 2a is continuous with the connecting sheet portion 22 forming the double bottom of the fourth member 1d, and the other is formed. Raised bottom 21 is second
Is continuous with the adjustment sheet portion 23 forming the double bottom of the member 1b, so that the raised bottom portion 2a is more stable and
The second member 1b and the fourth member 1d are reinforced by a double bottom. Other configurations and operations of the cushioning material of this embodiment,
The effects and the manufacturing procedure are almost the same as those of the packaging cushioning material of the first embodiment, and therefore, the description thereof is omitted.

Fourth Embodiment FIG. 7 shows a cushioning material for packaging according to still another embodiment corresponding to the ninth aspect of the present invention. FIG. 3 is a partial perspective view of the cushioning material. This cushioning material is the same as the packaging cushioning material of the first embodiment, except that a sheet is formed along the length direction at the center of the raised bottom sheet portion 20 of the raised bottom portion 2a. A leg portion 21 folded in two layers is formed.
Thereby, the raised bottom portion 2a is reinforced. Other configurations, functions, effects, manufacturing procedures, and the like of the cushioning material of this embodiment are described in the first section.
Since it is almost the same as the packaging cushioning material of the embodiment, the description thereof is omitted.

Fifth Embodiment FIG. 8 shows a cushioning material for packaging according to a fifth embodiment of the present invention. This figure is a partial perspective view of the cushioning material. Raised bottom forming sheet portions 2 are formed at the lower end portions of the second member 1b and the fourth member 1d of the main body 1, respectively. 2 is the raised bottom sheet 2
0, and leg-shaped portions 21 and 21 are formed on both sides of the pair, respectively, and one leg-shaped portion 21 and 21 is formed of each member 1b,
It continues to one side sheet part 12 in 1d.
In the cushioning material according to this embodiment, the leg portions 21 are formed on both sides and the center of the raised bottom sheet portion 20 in a three-dimensional state suitable for use, so that the raised bottom portion 2a is reinforced.
Other configurations, functions, effects, manufacturing procedures, and the like of the cushioning material of this embodiment are almost the same as those of the packaging cushioning material of the first embodiment, and therefore, description thereof will be omitted.

Sixth Embodiment FIG. 9 shows a packaging cushioning material according to a sixth embodiment of the present invention. This figure is a partial perspective view of the cushioning material. The fourth member 1 d of the main body 1 is raised through a valley-shaped folding ruled line A <b> 5 so as to be continuous with the lower end of the one side sheet portion 12. 2a is formed. The raised bottom 2 a is a hollow body formed of the same sheet as the material of the main body 1, and has a plurality of hollow portions 24 having a triangular cross section along the same direction as the hollow portion 10.
They are alternately arranged in parallel in opposite directions. In the cushioning material for packaging of this embodiment, since the raised bottom 2a is formed by a hollow body, the raised bottom is stronger and has a larger buffering action than the cushioning material of each of the above embodiments. Other configurations, functions, effects, manufacturing procedures, and the like of the cushioning material of this embodiment are almost the same as those of the packaging cushioning material of the first embodiment, and therefore, description thereof will be omitted.

Seventh Embodiment FIG. 10 shows a cushioning material for packaging according to another embodiment corresponding to the twelfth aspect of the present invention. FIG. 4 is a cross-sectional view of the cushioning material similar to FIG. 4. The fourth member 1 d of the main body 1 is connected to the lower end of one side sheet portion 12 so as to be continuous.
A raised bottom portion 2a made of a laminated body is formed via a valley-shaped folding ruled line A5. The laminated body constituting the raised bottom portion 2a is formed by folding a sheet as a material of the main body 1 so as to overlap in a horizontal direction.
In a state in which is folded in two as shown in FIG. 2, as shown by a two-dot chain line in FIG. 10, the state is hung from the fourth member 1d. In the packaging cushioning material of this embodiment, since the raised bottom portion 2a is formed by a laminate, the first
The raised bottom is stronger than the cushioning materials of the fifth to fifth embodiments, and has a greater cushioning effect. Other configurations, functions, effects, manufacturing procedures, and the like of the cushioning material of this embodiment are described in the first section.
Since it is almost the same as the packaging cushioning material of the embodiment, the description thereof is omitted.

Eighth Embodiment FIG. 11 shows a cushioning material for packaging according to an embodiment corresponding to the second and ninth aspects of the present invention. FIG. 11 is a perspective view with a part omitted, and one side sheet portion 12 of the main body 1 made of a hollow body similar to the cushioning material of the first embodiment is provided with a connecting means A2 at one end. An attached flap a4 is formed at the other end. The connecting means A2 of this embodiment includes an adhesive flap a1 formed at an end of one side sheet portion 12 and an adhesive flap a.
1 is composed of an adhesive layer a2 formed on one surface, a release paper a3, and the attached flap a4. Other configurations of the cushioning material of this embodiment are substantially the same as the packaging cushioning material of the first embodiment, and when the main body 1 is three-dimensionally formed into a rectangular frame shape from a folded state in two, The connecting means A
By peeling off the release paper a3 of No. 2 and exposing the adhesive layer a2 and bonding the adhesive flap a1 to the adhered flap a4, it is possible to very easily form one continuous side sheet portion 12 in a loop shape. it can. Other functions, effects, manufacturing procedures, and the like of the cushioning material of this embodiment are substantially the same as those of the packaging cushioning material of the first embodiment, and therefore, description thereof will be omitted.

Ninth Embodiment FIGS. 12 to 14 show a cushioning material for packaging according to a ninth embodiment of the present invention. FIG. 12 is a perspective view in which the main body is three-dimensionally developed into a hollow body shape and developed, and FIG.
FIG. 14 is a plan view showing a state in which the main body is formed in a frame shape and a foldable bottom plate is formed. FIG. 14B is a plan view showing a state where folding of the cushioning material is started from the state shown in FIG.
The figure is a plan view showing a folded state.

The main body 1 made of a hollow body is configured substantially in the same manner as the cushioning material for packaging of the first embodiment, and a side flap 12 a is integrally formed at one end of one side sheet portion 12. The second member 1b and the fourth member 1d of the main body 1
In the lower part of the one side sheet portion 12 of the above, a main bottom plate flap 40 for forming a foldable bottom plate having the same configuration is formed via a valley-folded folding ruled line A7.
An auxiliary bottom plate flap 41 for forming a foldable bottom plate having the same configuration is formed below the one side sheet portion 12 of the member 1a and the third member 1d via a valley-folded folding ruled line A8. ing.

Each of the main bottom plate flaps 4 is formed with a constricted portion 40b at the front end side, and has a flap 40a on one side through a valley-shaped folding ruled line A9.
Are formed. The folding ruled line A9 is formed so as to reach one end of the bottom of the constricted portion 40b from one end of the base folded ruled line A7 of the main bottom plate flap 40. Each auxiliary bottom plate flap 41 has a trapezoidal or triangular planar shape.

In order to assemble the cushioning material into a box shape as shown in FIG. 13 (a), the margin flap 12a of the fourth member 1d is used.
The main body 1 is bent along the valley-folded folding ruled line A1 so that the main body 1 can be bonded to the side sheet portion 12 at the end of the first member 1a, and the main bottom plate flap 40 of each of the members 1a to 1d and The auxiliary bottom plate flap 41 is bent and raised at right angles to the side sheet portion 12 along the respective folding ruled lines A7 and A8. At the same time, the opposite main bottom plate flap 4
The auxiliary bottom plate flap 41 of the first member 1b is adhered to the lower surface of the glue allowance flap 40a of the second member 1b while the constrictions 40b of the 0, 40 are engaged with each other in a meshing manner.
On the lower surface of the auxiliary bottom plate flap 41, an end piece (a glue allowance flap 40) of the main bottom plate flap 40 in the fourth member 1d.
(the end opposite to the end where a is formed) 40c. Similarly, the auxiliary bottom plate flap 41 of the third member 1c is adhered to the lower surface of the glue allowance flap 40a of the fourth member 1d, and the second member 1 is attached to the lower surface of the auxiliary bottom plate flap 41.
The end piece 40c of the main bottom plate flap 40 in b is overlapped.
In this way, the foldable bottom plate 4 is configured as shown in FIG. 13A, and the flap 12a of the fourth member 1d is replaced with the side sheet portion 12 at the end of the first member 1a.
To assemble a box-shaped packaging cushioning material.

(A) A box-shaped cushioning material for packaging as shown in FIG.
For example, two of them are prepared, and both ends of a cubic or rectangular parallelepiped article (not shown) are inserted into the inside of the box of each cushioning material, and in this state, it is suitable for use in a manner of packing in an outer box (not shown).

(A) When an external force of a predetermined value or more is applied in the directions of arrows B and C in the state shown in the figure, the square frame-shaped main body 1 starts to deform into a diamond shape as shown in FIG. As shown in FIG. 14, the second member 1b and the third member 1c, the first member 1a and the fourth member 1d are respectively linearly arranged,
A second member 1b and a third member 1c, and a first member 1a
And the fourth member 1d is in parallel with and in contact with the fourth member 1d. At the same time, the main bottom plate flap 40 and the auxiliary bottom plate flap 41, which are respectively bonded to the foldable bottom plate 4, are bent in a V-shape so as to protrude downward along the valley-shaped folding ruled line A9, whereby the foldable bottom plate is folded. 4
Is folded flat. The folded cushioning material for packaging is
By applying an external force equal to or more than a predetermined value in a direction opposite to the folding direction, the foldable bottom plate 4 is in an expanded state, and the main body 1 is three-dimensionally formed into a rectangular frame. Therefore, the packaging cushioning material of this embodiment can be transported and stored in a folded state as shown in FIG. 14 with good space efficiency, and can be three-dimensionally formed into a box from the folded state as shown in FIG. Very easy to do. Other configurations, functions, effects, and manufacturing procedures of the packaging cushioning material of the ninth embodiment are the same as those of the packaging cushioning material of the fifth embodiment, and thus description thereof will be omitted.

Tenth Embodiment FIGS. 15 to 17 show a cushioning material for packaging according to an embodiment corresponding to the third aspect of the present invention. FIG. 15 (c) is a perspective view showing a half of the packaging cushioning material, FIG. 15 (d) is a perspective view showing another half of the packaging cushioning material, and FIG. 16 is a folding of the packaging cushioning material of FIG. FIG. 17 is a perspective view showing a state in which the packaging cushioning material has been three-dimensionally adapted for use from the state shown in FIG. The main body 1 formed in the same manner as the main body 1 of the first embodiment (the position of the side sheet portion 12 is reversed) is perpendicular to each hollow portion 10 and one side sheet portion 12. Notched portions 17 are formed at four positions to form a bent connection portion for forming the main body 1 in a rectangular frame shape in a state in which a portion except for is cut off. The main body 1 has a first member 1 a to a fourth member 1 d by the notch 17.
It is divided into.

At the end of the first member 1a, the main body 1 is formed by extending one side sheet portion 12 to form two protrusions a5 at the end thereof. The end of the fourth member 1d is formed by two protrusions a5. On one side sheet portion 12, two holes a6 into which the protrusions a5 are inserted are formed. Also, the fourth member 1
At the end of d, two protrusions a7 are formed at the end of the other side sheet portion 15, and at the end of the first member 1a, the protrusion a7 is formed at the end of the other side sheet portion 15. Two holes a8 to be inserted are formed. Each of the protrusions a5, a
7 and the holes a6 and a8 constitute the connecting means A2 of this embodiment.

As shown in FIG. 16, the cushioning material of this embodiment is provided by the hinge portion 12b of one side sheet portion 12 in the cutout portion 17 between the second member 1b and the third member 1c. , The main body 1 is folded in an overlapping manner,
It is stored and transported in this folded state. In this way, by storing or transporting the storage device in a reduced size, storage and transport costs can be reduced.

When the cushioning material of this embodiment is used in a packaging line or the like, as shown in FIG. 17, the first member 1a and the third member
Of the second member 1b and the fourth member 1d with the first member 1a and the third member 1c. The small inner portions 17b are formed in contact with the corresponding positions on the other inner surface, respectively, and are formed in a rectangular frame shape of the main body 1. Then, the respective ends of the first member 1a and the fourth member 1d are connected by the respective connecting means A2, and used in this state. As the cushioning material, two three-dimensionally shaped ones as shown in FIG. 17 are used, and both ends of a packaged object (not shown) having a rectangular parallelepiped shape are accommodated in the frame of the main body 1 in this state. Suitable for use in the manner of packing in an outer box. When the cushioning material for packaging of this embodiment is used, a raised bottom can be inserted and used in the main body 1 configured in a loop as shown in FIG. Further, the main body 1 can be configured so that a raised bottom portion 2a as shown in FIGS. 4 to 10 can be formed. Other configurations, functions and effects of the cushioning material for packaging of the tenth embodiment,
Since the manufacturing procedure is the same as that of the cushioning material for packaging of the first embodiment, the description thereof is omitted.

Eleventh Embodiment FIGS. 18 and 19 show a cushioning material for packaging according to another embodiment corresponding to the third aspect of the present invention. FIG. 18 is a perspective view of the packaging cushioning material in a state where the main body is folded in an overlapping manner, and FIG. 19 is a perspective view of the packaging cushioning material showing a state in which the main body is three-dimensionally used.

In the main body 1 made of a hollow body, the hollow part 10 is cut off so that the other part except one side sheet part 12 is cut at an angle of about 45 degrees with respect to the side sheet part 12. Notch part 1 for forming a joint part orthogonal to
7 are formed in four places. The main body 1 is the notch 1
7, the main body 1 is divided into a first member 1a to a fourth member 1d so that the main body 1 can be formed in a rectangular frame shape. At an end of the first member 1a of the main body 1, a connecting means A2 having the same configuration as the connecting means A2 in FIG. 11 is formed.

As shown in FIG. 18, the cushioning material for packaging of this embodiment has a hinge portion of one side sheet portion 12 at the notch portion 17 between the second member 1b and the third member 1c. It is stored or transported in a folded state from the part 12b. Therefore, they can be stored and transported in a reduced size, and their costs can be reduced.

When the cushioning material is used, as shown in FIG. 19, the notches 17 of the adjacent members 1a to 1d are joined to each other at the notch 17 to form a so-called large-clamped connection 17b. The main body 1 is formed in a rectangular frame shape by connecting the end of the fourth member 1d to the end of the first member 1a by the formed and connected means A2 having an adhesive layer. Therefore, in the packaging line, the main body 1 can be easily three-dimensionally used without using an adhesive or the like. When using the cushioning material of this embodiment, a raised bottom can be inserted and used in the main body 1 formed in a frame shape as shown in FIG. In addition, the raised portion 2a as shown in FIGS. 4 to 10 can be formed in a required portion of the main body 1. Other configurations, functions, effects, and manufacturing procedures of the cushioning material for packaging of the eleventh embodiment are described in the tenth embodiment.
Since it is almost the same as the cushioning material of the embodiment, the description thereof is omitted.

Twelfth Embodiment FIGS. 20 to 22 show a cushioning material for packaging according to an embodiment corresponding to the fifth aspect of the present invention. FIG. 20 (e) is a partially cutaway perspective view showing one half of the packaging cushioning material, FIG. 20 (f) is a perspective view showing the other half of the packaging cushioning material, and FIG. 21 is FIG.
21 is a perspective view of a state where the packaging cushioning material of FIG. 20 is three-dimensionally used, and a plan view of a state where the packaging cushioning material of FIG. 20 is folded.

The main body 1 made of a hollow body has a notch for forming a mouth-like portion so that the main body 1 can be formed in a rectangular shape, similarly to the cushioning material of the tenth embodiment (FIGS. 15 to 17). Shape 1
7 is formed, and the main body 1
Are divided into a member 1a to a fourth member 1d.

The second member 1b and the fourth member 1d are provided with the one side sheet portion 1 at the center in the longitudinal direction thereof.
The length L is at least twice the width w of the portion of the main body 1 excluding the one side sheet portion 12 in a state where the portion other than the portion 2 is cut off, and is substantially orthogonal to the hollow portions 10. Notch 17a is formed. A folded ruled line A3 is formed on a portion of the one side sheet portion 12 where the cutout portion 17a for adjustment is formed so that both pieces of each member having the cutout portion 17a can be overlapped. Are formed. As shown in FIGS. 21 and 22, the one side sheet portion 12 of the main body 1 is formed at the end of the first member 1a by the glue allowance flap 12a formed at the end of the one side sheet portion 12. With the hollow portions 10 located inside, their ends are connected to each other to form a loop.

In the packing cushioning material of this embodiment, the first member 1a and the third member 1c are stacked so as to face each other during storage and transportation, as shown in FIG. In a state where each of the member pieces divided by the notch portion 17a of the first member 1b and the fourth member 1d abuts their fore edge portions on the back side of the one side sheet portion 12 in the portion of the notch portion 17a, They are stacked and folded so as to face each other. The cushioning material of this embodiment is provided with a notch 17 for adjustment to the main body 1.
By forming a, when the one side sheet portion 12 is formed in a loop shape, the main body 1 can be folded small as described above, and by storing and transporting in the folded state, Cost can be reduced. In order to make it three-dimensionally suitable for use from the state shown in FIG. 22, as shown in FIG.
At a portion 7, a connection 17b substantially similar to that in FIG. 17 is formed.

The packaging cushioning material of this embodiment can be provided for transportation and storage in a small folded state as shown in FIG. 22, so that the transportation and storage costs can be reduced and the packaging material can be suitably used. It is very easy to make it three-dimensional. When using the cushioning material of this embodiment, a raised bottom can be inserted and used in the main body 1 formed in a frame shape as shown in FIG. In addition, the raised portion 2a as shown in FIGS. 4 to 10 can be formed in a required portion of the main body 1. Other configurations, functions, effects, and manufacturing procedures of the cushioning material for packaging of the twelfth embodiment are described in the tenth embodiment.
Since it is almost the same as the cushioning material of the embodiment, the description thereof is omitted.

Thirteenth Embodiment FIGS. 23 and 24 show another embodiment corresponding to the fifth aspect of the present invention. FIG. 23 is a perspective view of a state in which the packaging cushioning material is three-dimensionally used, and FIG. 24 is a plan view of the packaging cushioning material in a folded state. The cushioning material for packaging according to this embodiment includes a cutout 17 (FIG. 24) for forming a mouth-like portion of the main body 1 formed of a hollow body, and one side sheet portion 12.
Are formed so as to have an angle of approximately 45 degrees with respect to, and the other portions are configured similarly to the cushioning material for packaging in FIGS. Therefore, in a state in which one side sheet portion 12 is formed in a loop shape and the main body 1 is folded, it assumes a form as shown in FIG. 24, and in a state in which it is three-dimensionally used, as shown in FIG. A so-called large-clasped connection portion 17b is formed in the portion. When using the cushioning material of this embodiment, the main body 1 formed in a frame shape as shown in FIG.
It can be used by inserting a raised bottom into it. In addition, the raised portion 2a as shown in FIGS. 4 to 10 can be formed in a required portion of the main body 1. The functions, effects, manufacturing procedures, and the like of the cushioning material for packaging of this embodiment are almost the same as those of the cushioning material of the twelfth embodiment.
Their description is omitted.

Fourteenth Embodiment FIGS. 25 and 26 show a cushioning material for packaging according to an embodiment corresponding to the sixth and ninth aspects of the present invention. FIG.
(G) The figure is a perspective view showing one half of the cushioning material for packaging, (h)
The figure is a perspective view showing the other half of the packaging cushioning material, and FIG. 26 is a perspective view showing a state in which the packaging cushioning material is three-dimensionally used.

The main body 1 is made of a laminate in which a corrugated cardboard sheet is folded so that the sheets of each layer are arranged along the vertical direction.
The cross section is formed so as to have a rectangular cross section, and has a substantially vertical side sheet portion 12 on one side. Subject 1
In the same manner as in the embodiment of FIGS. 20 to 22, in a state where one side sheet portion 12 is left and the other portion is cut off,
Notch 17 for forming a joint along the height direction of main body 1
Are formed at four places. The main body 1 is provided with the notch 1
7, it is divided into a first member 1a, a second member 1b, a third member 1c, and a fourth member 1d. The length of the first member 1a and the third member 1c, the second member 1b and the fourth
By designing the lengths of the members 1d to be substantially equal to each other, the main body 1 can be combined in a rectangular frame shape. At the end of the first member 1a, a glue allowance flap 12a is formed which is continuous with one side sheet portion 12.

The second member 1b and the fourth member 1d each have a central portion in the longitudinal direction thereof having a length L substantially twice as large as the width w of the portion of the main body 1 excluding one side sheet portion 12. Notch portions 17a for adjustment are formed in a state where one side sheet portion 12 is left and the other portion is cut away along the height direction. At the lower end of the other side sheet portion 15 of each member piece of the fourth member 1d, a raised bottom forming sheet portion 2 is integrally formed via a valley-shaped folding ruled line A5. When the main body 1 is combined in a rectangular frame shape, the raised bottom forming sheet portion 2 includes a raised bottom sheet portion 20 guided in the rectangular frame, and a mountain-folded folding ruled line A6 on the paired side.
And one leg portion 21 is formed through the bent ruled line A5.
d is continuous with the other side sheet portion 15.

Notch-shaped part 1 for forming the above-mentioned connection part of main body 1
In the portion 7, as shown in FIG. 26, one edge of the adjacent member abuts on the inside of the side sheet portion 12, and the other edge contacts the inner surface of the one member. The first member 1a to the fourth member
Of the first member 1a are combined into a rectangular frame shape.
By gluing the flap 12a at the end of the fourth member to the outer surface of the fourth member 1d, the three-dimensional shape is obtained in a suitable manner for use. At the time of this three-dimensional formation, the raised bottom forming sheet portion 2 is simultaneously bent along the folding ruled lines A5 and A6 according to the design, and this is guided between the fourth member 1d and the second member 1b. The raised bottom 2a is formed. The cushioning material of this embodiment allows the raised bottom portion 2a to escape below the space between the second member 1b and the fourth member 1d from the state shown in FIG.
The opposite edge portions of the respective member pieces of the member 1d are guided into the cutout portions 17a to abut against the inside of the side sheet portion 12, thereby eliminating the respective mouth portions 17b.
It is folded similarly to the cushioning material for packaging of FIG. Since the cushioning material of this embodiment is constituted by a laminate in which the main body 1 is formed by laminating sheets, the cushioning material is suitable for use in packaging heavy objects having higher strength and weight. Instead of forming the raised bottom portion forming sheet portion 2 on a required portion of the main body 1 in the cushioning material of this embodiment, FIGS.
Each raised bottom 2a as shown in FIG. 10 can be formed. Other configurations, functions, and effects of the packaging cushioning material of this embodiment are substantially the same as those of the twelfth embodiment.
These descriptions are omitted.

Fifteenth Embodiment FIGS. 27 and 28 show a cushioning material for packaging according to an embodiment corresponding to the fifth and ninth aspects of the present invention. FIG. 27 is a perspective view of the packaging cushioning material three-dimensionally formed for use, and FIG. 28 is a perspective view of the packaging cushioning material of FIG. 27 in a folded state.
The cushioning material for packaging of this embodiment has substantially the same structure as the cushioning material of the twelfth embodiment (FIGS. 21 and 22), except that the second member 1b of the main body 1 and the fourth member are different. This is the point that the length L of the notch 17a for adjustment formed in 1d is long, and that the raised bottom forming sheet portion 2 is formed at the lower end of the second member 1b (FIG. 28). As described above, since the length L of the notch portion 17a is large, when the main body 1 is folded, the notches are formed so that the respective member pieces of the second member 1b and the third member 1d overlap smoothly. Shaped part 17a
One side sheet portion 12 in the portion where
Are formed with portions corresponding to both ends of the cutout portion 17a and a bent ruled line A3 at the center thereof. Therefore, when the cushioning material is folded, one side sheet portion 12 corresponding to the cutout portion 17a is bent so as to be triangular in the outer peripheral direction as shown in FIG. A required portion of the main body 1 in the cushioning material of this embodiment includes:
Instead of forming the raised bottom forming sheet portion 2,
Each raised bottom 2a as shown in FIGS. 5 to 10 can be formed. Other functions and effects of the cushioning material for packaging according to this embodiment are substantially the same as those of the cushioning material according to the twelfth embodiment, and therefore description thereof is omitted.

Sixteenth Embodiment FIGS. 29 and 30 show a cushioning material for packaging according to a seventh embodiment. FIG. 29 is a perspective view of a state in which the bellows-like portion of the packaging cushioning material is contracted, and FIG. 30 is a plan view of a state in which the cushioning material is folded. The cushioning material of this embodiment is
The length of the notch 17a for adjustment is longer than that of the cushioning material of the fifteenth embodiment (FIG. 27), and the length of the notch 17a is longer. 17a, one side sheet portion 12 in the formation portion
, A bellows-like portion A4 is formed at a predetermined interval via a hinge portion. Other configurations are substantially the same as those of the packaging cushioning material of the fifteenth embodiment.

The cushioning material for packaging according to the sixteenth embodiment is used in a state where the bellows-like portion A4 is extended, and is used to wrap a high-packaged product having a rectangular cross-sectional shape and a raised bottom portion 2a at both ends. It is suitable for packing in an outer box while housed in the main body 1. When storing or transporting the cushioning material in a warehouse or the like, the volume is reduced by contracting the bellows-like portion A4 as shown in FIG. Further, as shown in FIG. 30, for example, as shown in FIG. The folded ruled line A is moved to a position closer to the center of the cutout 17a by a length corresponding to the width of the main body 1.
By forming 3, it can be folded smaller as shown in the figure. With this configuration, transportation and storage costs can be further reduced. Instead of the raised bottom 2a, each raised bottom 2a as shown in FIGS. 5 to 10 can be formed in a required portion of the main body 1 in the cushioning material of this embodiment.

Seventeenth Embodiment FIG. 31 is a partially broken perspective view of a packaging cushioning material according to the seventeenth aspect. Reference numeral 5 denotes a rectangular tubular box-shaped main body made of cardboard, cardboard, or other sheets, and lid-shaped flaps 51 are formed on both sides of the one-sided sheet portion 50 via hinge portions A10. I have. An insertion flap 52 is formed at the tip of each lid-like flap 51.

Reference numerals 6 and 6 denote frame members having a square planar shape, and are constituted by hollow bodies or laminates made of cardboard, cardboard or other sheets. These frame bodies 6 and 6 have substantially the same cross section as the main body 1 made of the hollow body of each of the above embodiments, or have substantially the same cross section as the main body 1 made of the laminated body of the embodiment of FIG. Then, these hollow bodies or laminated bodies are formed into the inner shape of the box-shaped main body 5 by a connecting portion 60 having the same structure as the connecting portion 17b formed on the main body 1 of FIG. 17 or FIG. It is configured in a frame with an almost conforming outer shape. Each of the lid-shaped flaps 51 is formed so as to substantially conform to the planar outer shape of each of the frame bodies 6, and the rear surfaces of these lid flaps 51, 51 (the surfaces facing upward in FIG. 31) are respectively provided. The frames 6, 6 are fixed, for example, by adhesion.

The packaging cushioning material of this embodiment is used as follows. The frame 6 located at the end is inserted into one end of the box-shaped main body 5, and the insertion flap 52 is inserted between the peripheral wall of the box-shaped main body 5 and the outer periphery of the frame 6,
The frame 6 is stably held inside one end of the box-shaped main body 5. The box-shaped main body 5 is erected so that the frame 6 inserted and held as described above forms the bottom of the box-shaped main body 5, and has a cross-sectional shape that fits inside the frame 6 at the bottom thereof, and A lower end portion of the packaged object having a height substantially matching the height of the main body 5 (height in a state where the main body 5 is upright) is inserted into the frame 6. Then, the upper frame 6 is inserted into the upper end of the box-shaped main body 5 while the upper end of the packaged article is guided into the upper frame 6, and the lid-shaped flap 51 at the upper end is inserted. The flap 52 is inserted between the peripheral wall of the box-shaped main body 5 in the upper part and the peripheral surface of the frame, and the upper frame 6 is stably held inside the upper end of the box-shaped main body 6. In this state, the article to be packaged is wrapped in an outer box, or the lid flaps 51, 51 are provided.
Is used as an outer box, and the outer periphery is bound and wrapped with a wrapping band or the like.

When the box-shaped main body 5 is stored or transported without being used for packaging, the box-shaped main body 5 is folded in a state shown by a two-dot chain line in FIG. The whole is folded flat on the lower surface of the unit. Depending on the size of the box-shaped main body 5, one frame 6 is overlapped on the box-shaped main body 5 folded as described above, and the other frame 6 is stacked under the box-shaped main body 5.

The cushioning material for packaging according to this embodiment can be folded into a smaller size during storage and transportation, so that storage and transportation costs can be reduced. In addition, the raised bottom of various structures can be inserted and used in the said frame 6, and the raised bottom similar to each said embodiment can be formed and used.

Other Embodiments For example, a main body composed of a laminate similar to the main body 1 of the embodiment of FIGS. 25 and 26 is used, and a required portion of this main body is
A similar connecting means A2 can be provided while forming the connection 17b as shown in FIG. 17 or FIG. Such a cushioning material is a cushioning material according to the fourth aspect of the present invention. In addition, a raised portion 2a as shown in FIGS. 4 to 10 is formed in a required portion of the cushioning material of such a form, and a cushioning material according to the inventions of claims 9 to 11 can be manufactured.

For example, the main body 1 of the embodiment shown in FIGS. 29 and 30 is replaced with the main body 1 composed of a laminated body as in the embodiment of FIG. A cushioning material can be configured.

[0072]

According to the first aspect of the present invention, the cushioning material for packaging forms a cut-out portion 16 or a cut-out portion for bending, and loops the sheet portion 12 with one side sheet portion 12 inside. Since it is connected in a shape, during storage or transportation, it is possible to reduce storage costs and transportation costs by storing or transporting it by folding it small along the cutout or cut portion for bending. Can be. Moreover, it is very easy to make it three-dimensional for use.

The packaging cushioning material according to the second aspect is characterized in that
By storing or transporting the main body 1 in a state where the main body 1 is extended in a long state, or in a state where the main body 1 is folded along the cutout portion 16 or the cut-shaped portion for bending, the cost can be reduced. In addition, the notch 16 or the cut portion and the connecting means A2 make it possible to easily three-dimensionally use the device.

The packaging cushioning material according to claims 3 and 4 is
A cut-out portion 17 for forming a mouth-like portion for forming the main body 1 into a square shape is formed at an appropriate position, and a connecting means A2 for connecting the ends of the main body 1 is provided, so that the main body is elongated. By storing or transporting it in a state or in a state of being folded small along the cutout portion 17, the cost can be reduced. In addition, by forming a connecting portion at a required portion and connecting the ends of the main body 1 with each other by the connecting means A2, it is possible to easily make the three-dimensional shape suitable for use.

The cushioning material for packaging according to claims 5 and 6 is
At a required portion of the main body 1, a notch portion 17 for forming a connection portion is provided.
And the notch portion 17a for adjustment, and the one side sheet portion 12 is formed in a loop shape, so that the portion of the notch portion 17a for adjustment enables extremely simple and smooth folding. The storage and transportation costs can be reduced, and the three-dimensional structure can be easily used.

The cushioning material for packaging according to claims 7 and 8 is
A notch 17a for adjustment is formed in a required portion of the main body 1, and the notch 1 for adjustment of one side sheet portion 12 is formed.
Since the bellows-like portion A4 is formed in the portion corresponding to 7a, the main body 1 formed in a rectangular frame shape can be stored and transported with a very small size. Therefore, the storage and transportation costs can be reduced, and by adjusting the length of the bellows-like portion A4, it is possible to extremely easily adjust to a suitable use.

The packaging cushioning material according to the ninth aspect is characterized in that
Since the raised bottom portion forming sheet portion 2 is formed at the required portion through the folding ruled line A5, the raised bottom portion can be easily formed and used when three-dimensionally forming a suitable use. Also,
With this raised bottom, the items to be packaged can be better protected.

In the cushioning material for packaging according to the tenth aspect, since the leg-like portion is formed between both ends of the raised bottom portion 2a, the raised bottom portion is reinforced.

In the cushioning material for packaging according to the eleventh aspect, since the raised bottom portion has a plurality of layers, the raised bottom portion is further strengthened.

According to the twelfth aspect of the present invention, since the raised bottom is formed of a hollow body or a laminate, the raised bottom is more durable and has a large buffering effect.

In the cushioning material for packaging according to claims 13 to 15, the raised bottom is formed in the frame formed by the main body 1, so that the article to be packaged can be better protected. In particular, the cushioning material of claim 15 has a stronger raised bottom portion and a large buffering action.

In the cushioning material for packaging according to the present invention, when the rectangular frame-shaped main body 1 is three-dimensionally formed in a state suitable for use from a small folded state, the bottom portion is formed in an expanded shape by the three-dimensional operation. Very easy to use.

In the packaging cushioning material according to the seventeenth aspect, since the box-shaped main body 5 including the lid-shaped flaps 51, 51 can be used as an outer box, the packaging process of the article to be packaged becomes simpler. Packaging costs can be reduced.

[Brief description of the drawings]

FIG. 1 is a perspective view in which a main body of a packaging cushioning material according to an embodiment corresponding to the first and second aspects of the present invention is three-dimensionally developed.

FIG. 2 is a perspective view of a state where the main body of the cushioning material of FIG. 1 is folded in two.

FIG. 3 is a perspective view of a state where the cushioning material of FIG. 2 is three-dimensionally used.

FIG. 4 is a sectional view taken along arrow AA in FIG. 3;

FIG. 5 is a sectional view showing a cushioning material for packaging according to an embodiment corresponding to the invention of claim 11;

FIG. 6 is a sectional view showing a packaging cushioning material of another embodiment corresponding to the invention of claim 9;

FIG. 7 is a partial perspective view showing a packaging cushioning material of still another embodiment corresponding to the invention of claim 9;

FIG. 8 is a partial perspective view showing a cushioning material according to an embodiment corresponding to the tenth aspect of the present invention.

FIG. 9 is a partial perspective view showing a cushioning material according to an embodiment corresponding to the invention of claim 12;

FIG. 10 is a partial perspective view showing a cushioning material for packaging according to another embodiment corresponding to the invention of claim 12;

FIG. 11 is a partial perspective view showing a cushioning material for packaging according to the second and ninth aspects of the present invention.

FIG. 12 is a perspective view showing an embodiment of a packaging cushioning material according to claim 16;

13 (a) is a plan view showing a state in which the packaging cushioning material of FIG. 12 is three-dimensionally used, and FIG. 13 (b) is a diagram illustrating a state where the packaging cushioning material has begun to be folded from the state shown in FIG. It is a top view of a state.

14 is a plan view showing a state where the packaging cushioning material of FIG. 13 is folded.

FIGS. 15A and 15B show an embodiment of a cushioning material for packaging corresponding to the third aspect of the present invention, wherein FIG. 15C is a perspective view showing one half portion, and FIG. 15D is a perspective view showing another half portion. .

FIG. 16 is a perspective view of the packaging cushioning material of FIG. 15 in a folded state.

17 is a perspective view of a state in which the packaging cushioning material of FIG. 16 is three-dimensionally used.

FIG. 18 is a perspective view showing a state in which the packaging cushioning material of the embodiment corresponding to the third aspect of the invention is folded.

19 is a perspective view showing a state where the packaging cushioning material of FIG. 18 is three-dimensionally used.

20 (a) and 20 (b) show a cushioning material for packaging according to an embodiment corresponding to the invention of claim 5, wherein FIG. 20 (e) is a partially cutaway perspective view showing one half thereof, and FIG. FIG.

FIG. 21 is a perspective view of a state where the cushioning material of FIG. 20 is three-dimensionally used.

FIG. 22 is a plan view showing a state where the cushioning material of FIG. 21 is folded.

FIG. 23 is a perspective view showing a packaging cushioning material of another embodiment corresponding to the invention of claim 5;

24 is a plan view showing a state where the packaging cushioning material of FIG. 23 is folded.

25 (a) and 25 (b) show a cushioning material for packaging according to an embodiment corresponding to the inventions of claims 6 and 9, wherein (g) is a perspective view showing one half and (h) is a perspective view showing the other half. It is.

26 is a perspective view showing a state where the packaging cushioning material of FIG. 25 is three-dimensionally used.

FIG. 27 is a perspective view showing a packaging cushioning material of another embodiment corresponding to claims 5 and 9;

FIG. 28 is a perspective view of a state where the cushioning material of FIG. 27 is folded.

FIG. 29 is a perspective view showing a state in which the bellows-like portion of the cushioning material for packaging according to the embodiment of the present invention is reduced.

30 is a perspective view of a state where the cushioning material of FIG. 29 is folded.

FIG. 31 is a partially cutaway perspective view of a packaging cushioning material according to an embodiment corresponding to the seventeenth aspect of the present invention.

[Explanation of symbols]

 A1, A3, A5, A6, A7, A8 Folded ruled line A2 Connecting means A9 Folded ruled line a1 Bonding flap a2 Adhesive layer a3 Release paper a4 Adhered flap a5, a7 Projection a6, a8 Hole 1 Main body 10 Hollow portion 11 Bottom surface Seat part 12 One side sheet part 12a Gap allowance flap 13 Top sheet part 14 Partition sheet part 15 The other side sheet part 16 Notch part for bending 17 Notch part for forming joint 17a Notch for adjustment Shaped portion 17b Closed portion 2 Raised bottom forming sheet portion 20 Raised bottom sheet portion 21 Leg portion 22 Connecting sheet portion 23 Adjustment sheet portion 24 Hollow portion 2a Raised bottom portion 4 Foldable bottom plate 40 Main bottom plate flap 40a Flap margin 40b Constriction Part 41 Auxiliary bottom plate flap 5 Box-shaped main body 50 One-sided sheet part 51 Lid-shaped flap 52 Hinge Part 6 Frame body 60 Connection part

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Yoshimasa Yokoyama 1379 Shinotsubo, Mikage, Mikage-cho, Higashinada-ku, Kobe 4

Claims (17)

[Claims] 1. A sheet made of cardboard, cardboard or other renewable sheet, having a plurality of hollow portions parallel in the longitudinal direction, a substantially horizontal bottom sheet portion 11, and a substantially perpendicular to one side surface. The main body 1 includes a hollow body having a quadrangular cross section and having a side sheet portion 12. The main body 1 is substantially orthogonal to the hollow portion 10, and the other portion is cut away except the one side sheet portion 12. Notched portion 16 for bending in a folded state (or a cut-shaped portion in which the other portion is cut while leaving the one side sheet portion 12)
And the folded ruled line A1 formed at a position corresponding to the cutout portion 16 of the one side sheet portion 12 so that the main body 1 can be formed into a rectangular frame shape.
a, the second member 1b, the third member 1c, and the fourth member 1
d, and the one side sheet portion 12 is formed in a loop shape by connecting its ends to each other in a state where the hollow portions 10 are located outside. Cushioning material. 2. It is made of cardboard, cardboard or other renewable sheet, has a plurality of hollow portions 10 parallel in the longitudinal direction, and has a substantially horizontal bottom sheet portion 11 and a substantially perpendicular to one side surface. The main body 1 includes a hollow body having a quadrangular cross section and having a side sheet portion 12. The main body 1 is substantially orthogonal to the hollow portion 10, and the other portion is cut away except the one side sheet portion 12. Notched portion 16 for bending in a folded state (or a cut-shaped portion in which the other portion is cut while leaving the one side sheet portion 12)
And the folded ruled line A1 formed at a position corresponding to the cutout portion 16 of the one side sheet portion 12 so that the main body 1 can be formed into a rectangular frame shape.
a, the second member 1b, the third member 1c, and the fourth member 1
and d in order, and that a required portion of the main body 1 is provided with a connecting means A2 for connecting the ends of the main body 1 to each other in a state where the hollow portions 10 are located outside. Characteristic, cushioning material for packaging. 3. It is made of cardboard, cardboard or other renewable sheet, has a plurality of hollow portions 10 parallel in the longitudinal direction, and has a substantially horizontal bottom sheet portion 11 and a substantially perpendicular to one side surface. The main body 1 includes a hollow body having a quadrangular cross section and having a side sheet portion 12. The main body 1 is substantially orthogonal to the hollow portion 10, and the other portion is cut away except the one side sheet portion 12. The first member 1 is brought into a state in which the main body 1 can be formed in a rectangular frame shape by the notched portion 17 for forming the bent connection portion in the folded state.
a, the second member 1b, the third member 1c, and the fourth member 1
and d in order, and that a required portion of the main body 1 is provided with a connecting means A2 for connecting the ends of the main body 1 to each other in a state where the hollow portions 10 are located inside. Characteristic, cushioning material for packaging. 4. A side sheet portion 12 formed by stacking or folding a large number of recyclable sheets, such as cardboard, cardboard, etc., along the vertical direction, and having a substantially horizontal bottom surface and a substantially vertical one side surface. A main body 1 made of a laminated body having a rectangular cross section having: a main body 1 in a state where the other side portion is cut away along a vertical direction while leaving the one side sheet portion 12 The first member 1a, the second member 1b, the third member 1c, and the fourth member 1d are sequentially placed in a state in which the main body 1 can be formed in a rectangular frame shape by the notch portion 17 for forming. A required portion of the main body 1 includes the one side sheet portion 1
A cushioning material for packaging, characterized in that a connection means (A2) for connecting the ends of the main body (1) to each other is provided in a state where (2) is located outside. 5. A plurality of hollow portions 10 made of cardboard, cardboard or other renewable sheets, which are parallel in the longitudinal direction, and have a substantially horizontal bottom sheet portion 11 and a substantially perpendicular to one side surface. The main body 1 includes a hollow body having a quadrangular cross section and having a side sheet portion 12. The main body 1 is substantially orthogonal to the hollow portion 10, and the other portion is cut away except the one side sheet portion 12. The first member 1 is brought into a state in which the main body 1 can be formed in a rectangular frame shape by the notched portion 17 for forming the bent connection portion in the folded state.
a, a second member 1b, a third member 1c, and a fourth member 1d in order. The second member 1b and the fourth member 1d, or the first member 1a and the third member The member 1c has a length L in the central portion in the longitudinal direction of the main body 1 in a state in which a portion other than the one side sheet portion 12 is cut off. A notch 17a for adjustment, which is at least twice the width w of the portion excluding the above, is formed substantially perpendicular to the hollow portions 10, and the one side sheet portion 12 is such that the hollow portions 10 are located inside. The end portions are connected to each other to form a loop, and the one side sheet portion 12 has the notch portion 1 for adjustment.
A folding buffer line A3 is formed in a portion where the notch portion 17a is formed so that both member pieces of each member having the cutout portion 17a can be overlapped. Wood. 6. A side sheet portion 12 formed by stacking or folding a large number of recyclable sheets such as corrugated cardboard, cardboard, and the like along a substantially vertical direction, and having a substantially horizontal bottom surface and a substantially vertical one side surface. A main body 1 made of a laminated body having a rectangular cross section having: a main body 1 that is bent along a substantially vertical direction in a state where the one side sheet portion 12 is left and the other portion is cut away. The first member 1a, the second member 1a and the second
, A third member 1c, and a fourth member 1d. The second member 1b and the fourth member 1d, or the first member 1a and the third member 1c. The length L of the portion of the main body 1 excluding the one side sheet portion 12 is cut off at a central portion in the length direction thereof, except for a portion other than the portion of the one side sheet portion 12. A notch 17a for adjustment, which is at least twice the width w and extends substantially in the vertical direction, is formed.
The end portions are connected to each other so as to be located on the outside so as to form a loop, and the adjustment cutout portion 1 of the one side sheet portion 12 is formed.
In a portion where the notch 7a is formed, a folded ruled line A3 is formed so that both pieces of each member having the cutout portion 17a can be overlapped. Cushioning material. 7. A plurality of hollow portions 10 made of corrugated cardboard, cardboard, or other renewable sheets, having a plurality of hollow portions 10 extending in a longitudinal direction thereof, and having a substantially horizontal bottom sheet portion 11 and being substantially perpendicular to one side surface. The main body 1 includes a hollow body having a quadrangular cross section and having a side sheet portion 12. The main body 1 is substantially orthogonal to the hollow portion 10, and the other portion is cut away except the one side sheet portion 12. The notched portion 17 for forming the bent joint portion in the folded state makes the first
, A second member 1b, a third member 1c, and a fourth member 1d in that order, and a square frame formed by a connection 17b formed in the cutout portion 17. The second member 1b and the fourth member 1d, or the first member 1a and the third member 1c have portions other than the side sheet portion 12 between both ends thereof. Is formed with a notch 17a for adjustment of a predetermined length L in a state in which the notch 1 is cut off, and the notch 1 for adjustment of the one side sheet portion 12
A cushioning material for packaging, wherein a bellows-like portion A4 is formed in a portion where 7a is formed. 8. A side sheet portion 12 formed by stacking or folding a large number of cardboard, cardboard, and other renewable sheets so as to extend substantially vertically, and having a substantially horizontal bottom surface and a substantially vertical one side surface. A main body 1A made of a laminated body having a rectangular cross section having: a main body 1A that is bent along a substantially vertical direction in a state in which the one side sheet portion 12 is cut out and the other portion is cut away. The notch 17 for forming is divided into a first member 1a, a second member 1b, a third member 1c, and a fourth member 1d in this order, and the notch 17 is formed.
The second member 1b and the fourth member 1d, or the first member 1a and the third member 1c, A notch portion 17a for adjustment of a predetermined length L formed by cutting out a portion other than the portion of the side sheet portion 12 is formed between both ends thereof, and the notch portion for adjustment of the one side sheet portion 12 is formed. Part 1
A cushioning material for packaging, wherein a bellows-like portion A4 is formed in a portion where 7a is formed. 9. The first member 1a, the second member 1b,
At the lower end of the third member 1c or the fourth member 1d, a raised bottom forming sheet portion 2 is integrally formed via a folding ruled line A5. A raised bottom sheet portion 20 that is guided into the frame while being formed in a frame shape, and leg portions 21 that are integrally formed at least on opposite sides of the raised bottom sheet portion 20 via a folding ruled line A6, 21. The packaging cushioning material according to any one of claims 1 to 6, wherein 10. The second member 1b and the fourth member 1
d, or at the lower ends of the first member 1a and the third member 1c, a raised bottom forming sheet portion 2 is integrally formed via a folding ruled line A5. The raised bottom sheet portion 20 that is guided so as to be arranged in the frame in a state where the main body 1 is formed in a rectangular frame shape, and at least opposing sides of the raised bottom sheet portion 20 are integrally formed via a folded ruled line A6. The packaging cushioning material according to any one of claims 1 to 6, wherein the cushioning material for packaging according to any one of Claims 1 to 6, comprising the formed leg portions (21, 21). 11. The cushioning material for packaging according to claim 9, wherein the leg portion 21 is formed by a plurality of layers obtained by folding the sheet. 12. The first member 1a and the second member 1
b, at the lower end of the third member 1c or the fourth member 1d,
A raised bottom portion 2a formed of a hollow body or a laminate formed by the sheet and guided into the frame while the main body 1 is formed in a rectangular frame shape is formed via a folding ruled line A5. The packaging cushioning material according to any one of claims 1 to 6, characterized in that: 13. A raised bottom portion 2a is provided in a portion other than a portion where the bellows-like portion A4 is formed in a rectangular frame formed by the main body 1. The packaging cushioning material according to claim 7. 14. The raised bottom portion 2a includes a substantially horizontal raised bottom sheet portion 20, and leg portions 21 and 21 formed at least below a pair of sides of the raised bottom sheet portion 20. The packaging cushioning material according to claim 13, characterized in that: 15. The cushioning material for packaging according to claim 13, wherein the raised bottom portion 2a is formed of a hollow body or a laminate formed by the sheet. 16. The first member 1a and the third member 1
c, and a main bottom plate flap 40 is formed at the lower end of the one side sheet portion 12 of any one of the second member 1b and the fourth member 1d via a folding ruled line A7. At the same time, a flat trapezoidal or triangular auxiliary bottom plate flap 41 is formed at the lower end of the one side sheet portion 12 of each of the other members via a folding ruled line A8, and each of the main bottom plate flaps 40, 40 is formed. On one side of the symmetrical direction, a bend having an angle of approximately 45 degrees with respect to the bent ruled line A7 from one end of the bent ruled line A7 formed at the lower end of the member having the main bottom plate flap 40. A seam allowance flap 40a is formed via the ruled line A9, and a narrow notch is formed at the front end of each of the main bottom plate flaps 40, 40 at the front end position of the folded ruled line A9 for forming the seam allowance flap 40. In a state where the main body 1 is formed in a rectangular frame shape, the leading sides of the main bottom plate flaps 40, 40 engage with the constricted cutouts 40b of the other main bottom plate flap 40 facing each other. Auxiliary bottom plate flaps 41 on the side where the corresponding margin flaps 40a are located are respectively adhered to the lower surfaces of the respective margin flaps 40a, and the auxiliary flaps 41 are not adhered to the lower surfaces of the respective auxiliary flaps 41. The cushioning material for packaging according to claim 1, wherein a side portion of the side main bottom plate flap 40 is in contact. 17. A box-shaped main body 5 made of corrugated cardboard, cardboard or other sheet, and a lid-shaped flap 51 integrally formed at both ends of one side surface sheet portion 40 of the box-shaped main body 5. A hollow body or a laminate made of cardboard, cardboard, or other sheets, having an outer diameter that can be accommodated substantially in conformity with the inner diameter of the box-shaped main body 5, and is fixed to the back surface of the lid-shaped flap 51. And a pair of frame members 6 and 6 each having a flat rectangular shape.