JP2020172276A - Package - Google Patents

Abstract

To provide a package manufactured by using resin cardboard improved in dimensional accuracy of surface parts.SOLUTION: Each of four first side faces 112 is connected with a first bottom surface part 111 at a first bottom surface part 114. At least one upper surface part 113 is connected with at least one side face 112 out of the four first side faces 112 at a second connection part 115. The first extending direction of a first rib 13 and each of the extending directions of the first connection part 114 and the second connection part 115 cross each other. At each side of the first bottom surface part 111, at least at a part of the first connection part 114, a second surface part 12 is cut. At least at each of first side faces 112, at least at a part of the second connection part 115, the second face part 12 is cut.SELECTED DRAWING: Figure 1

Description

The present invention relates to a package.

As a prior art document that discloses the structure of a resin cardboard, there is Japanese Patent Application Laid-Open No. 2007-106065. Patent Document 1 describes a single plate material made of synthetic resin cardboard having a honeycomb-shaped core (rib) structure.

JP-A-2007-106065

When the resin cardboard is used as the face material of the packing body, one of the plurality of face portions constituting each of the front surface and the back surface of the resin cardboard is cut, and the other of the plurality of face portions is combined with the cut portion. Each surface portion is formed by bending the corresponding portion.

However, when one of the plurality of face portions is cut along the extending direction of the plurality of ribs located between the plurality of face portions, the other face portion corresponding to the cut portion is connected to the plurality of ribs. It can be bent at various positions between them. As a result, the dimensional accuracy of the surface portion of the package is reduced.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a package body manufactured by using a resin cardboard, which can improve the dimensional accuracy of a surface portion.

The packaging body based on the present invention includes a first housing body. The first housing contains a piece of resin cardboard. One resin cardboard has a first surface portion, a second surface portion, and a plurality of first ribs. The second surface portion is parallel to the first surface portion. Each of the plurality of first ribs connects the first surface portion and the second surface portion to each other, and extends parallel to each other in the in-plane direction of the first surface portion. The surface of the first surface portion constitutes the inner surface of the first accommodating body. The first housing body has a first bottom surface portion, four first side surface portions, and at least one upper surface portion. The first bottom surface portion has a rectangular outer shape when viewed from the inner surface side. Each of the four first side surface portions is connected to the first bottom surface portion at the first connection portion, with each side of the first bottom surface portion when viewed from the inner surface side as the first connection portion. At least one upper surface portion has at least one of the four first side surface portions in the second connection portion, with the end portion of each of the four first side surface portions opposite to the first bottom surface portion side as the second connection portion. It is connected to one first side surface portion. The extending direction of the first rib and the extending direction of each of the first connecting portion and the second connecting portion intersect with each other. On each side of the first bottom surface portion, the second surface portion is cut off at least a part of the first connection portion. In each of the at least one first side surface portion, the second surface portion is cut off at least a part of the second connection portion.

In one embodiment of the present invention, the extending direction of the first rib and the extending direction of each of the first connecting portion and the second connecting portion intersect each other at 45 degrees.

In one embodiment of the present invention, the first container has four upper surface portions as at least one upper surface portion. Each of the four upper surface portions is connected to each other at the second connection portion with the four first side surface portions. Each of the four upper surface portions has a substantially triangular outer shape in which one side is composed of the second connecting portion when viewed from the inner surface side. One resin cardboard can be developed in a flat plate shape. In the unfolded state of one resin cardboard, the edge edges of the four upper surface portions adjacent to each other are located on the same straight line.

In one embodiment of the invention, the packaging further comprises a second housing. The second housing is housed in and out of the first housing. The second containment contains one other resin cardboard. One other resin cardboard has a third surface portion, a fourth surface portion, and a plurality of second ribs. The fourth surface portion is parallel to the third surface portion. The plurality of second ribs connect the third surface portion and the fourth surface portion to each other, and extend parallel to each other in the in-plane direction of the third surface portion. The surface of the third surface portion constitutes the inner surface of the second accommodating body. The second accommodating body has a second bottom surface portion and four second side surface portions. The second bottom surface portion has a rectangular outer shape when viewed from the inner surface side. Each of the four second side surface portions is connected to the second bottom surface portion at the third connection portion, with each side of the second bottom surface portion viewed from the inner surface side as the third connection portion. The extending direction of the second rib and the extending direction of the third connecting portion intersect with each other. The fourth surface portion of at least a part of the third connection portion on each side is cut off. The second bottom surface portion and the four second side surface portions are in contact with each of the first bottom surface portion and the four first side surface portions.

According to the present invention, it is possible to improve the dimensional accuracy of the face portion in a package manufactured by using resin cardboard.

It is a perspective view which shows the structure of the packing body which concerns on one Embodiment of this invention. It is a perspective view which shows each structure of the 1st containment body and 2nd containment body in the package body which concerns on one Embodiment of this invention. It is a perspective view which shows the closed state of the package body which concerns on one Embodiment of this invention. It is sectional drawing which looked at the packing body shown in FIG. 1 from the direction of the arrow of line IV-IV. It is a partially enlarged view which shows the V part shown in FIG. 4 enlarged. It is a development view of the resin cardboard contained in the 1st housing in the packing body which concerns on one Embodiment of this invention. It is a development view of the resin cardboard contained in the 2nd housing in the packing body which concerns on one Embodiment of this invention.

Hereinafter, a package according to an embodiment of the present invention will be described with reference to the drawings. In the following description of one embodiment, the same or corresponding parts in the drawings are designated by the same reference numerals, and the description will not be repeated.

FIG. 1 is a perspective view showing a configuration of a package according to an embodiment of the present invention. FIG. 2 is a perspective view showing the configurations of the first container and the second container in the package according to the embodiment of the present invention. FIG. 3 is a perspective view showing a closed state of the package according to the embodiment of the present invention. FIG. 4 is a cross-sectional view of the package shown in FIG. 1 as viewed from the direction of the arrow along line IV-IV. FIG. 5 is a partially enlarged view showing the V portion shown in FIG. 4 in an enlarged manner.

As shown in FIGS. 1 to 5, the packing body 100 according to the embodiment of the present invention includes a first housing body 110 and a second housing body 120. The second accommodating body 120 is accommodated in the first accommodating body 110 so as to be accessible. The first container 110 can be further stored in a packing box such as a paper cardboard box.

First, the first housing 110 will be described. As shown in FIGS. 1 to 4, the first housing body 110 includes one resin cardboard box 10. In the present embodiment, the first container 110 is manufactured by bending one flat plate-shaped resin cardboard 10 and then fixing a part of the bent resin cardboard 10. The resin cardboard 10 is made of a resin material such as polypropylene or polycarbonate.

As shown in FIGS. 2, 4 and 5, one resin cardboard box 10 has a first surface portion 11, a second surface portion 12, and a plurality of first ribs 13. As shown in FIGS. 4 and 5, each of the first surface portion 11 and the second surface portion 12 has a flat plate-like outer shape and is configured to be bendable. The second surface portion 12 is parallel to the first surface portion 11.

As shown in FIGS. 4 and 5, each of the plurality of first ribs 13 connects the first surface portion 11 and the second surface portion 12 to each other. Each of the plurality of first ribs 13 has a flat plate-like outer shape. In the present embodiment, the first surface portion 11 and the second surface portion 12 are connected to each other at both ends in the direction orthogonal to the thickness direction of each of the plurality of first ribs 13. As shown in FIG. 2, each of the plurality of first ribs 13 extends parallel to each other in the in-plane direction of the first surface portion 11.

In addition, each of the plurality of first ribs 13 is continuous with each other in the direction orthogonal to the extending direction of the plurality of first ribs 13 in each of the first bottom surface portion, the first side surface portion and the upper surface portion described later. May be configured. When each of the plurality of first ribs 13 is continuously configured with each other, the plurality of first ribs 13 have a wavy outer shape when viewed from, for example, the extending direction of the plurality of first ribs 13. You may have.

As shown in FIGS. 2, 4 and 5, the surface of the first surface portion 11 constitutes the inner surface of the first accommodating body 110. In the present embodiment, the second surface portion 12 is divided into a plurality of portions, and constitutes a part of the outer surface of the first accommodating body 110.

As shown in FIG. 2, the first housing body 110 has a first bottom surface portion 111, four first side surface portions 112, and at least one upper surface portion 113.

The first bottom surface portion 111 has a rectangular outer shape when viewed from the inner surface side. In the present embodiment, the first bottom surface portion 111 has a square outer shape when viewed from the inner surface side.

Each of the four first side surface portions 112 is connected to the first bottom surface portion 111 at the first connection portion 114, with each side of the first bottom surface portion 111 when viewed from the inner surface side as the first connection portion 114. There is. In the present embodiment, each of the four first side surface portions 112 has a rectangular outer shape when viewed from the inner surface side. That is, the first connecting portion 114 is one side of each of the four first side surface portions 112.

As shown in FIGS. 4 and 5, at least a part of the first connecting portion 114 is cut off from the second surface portion 12 on each side of the first bottom surface portion 111. That is, on each side of the first bottom surface portion 111, at least a part of the first connecting portion 114 is configured by bending the first surface portion 11.

Further, on each side of the first bottom surface portion 111, at least a part of the first rib 13 is cut at the first connecting portion 114 from which the second surface portion 12 is cut. Since the first rib 13 is cut at the first connecting portion 114, the first surface portion 11 can be easily bent, and the dimensional accuracy of each of the first bottom surface portion 111 and the first side surface portion 112 is further improved. To do. In the present embodiment, the entire first rib 13 is cut at the first connecting portion 114 from which the second surface portion 12 is cut.

In the present embodiment, as shown in FIGS. 1 to 3, the second surface portion 12 is cut by all of the first connection portions 114 on each side of the first bottom surface portion 111. That is, on each side of the first bottom surface portion 111, the entire first connection portion 114 is configured by bending the first surface portion 11. In the present embodiment, all of the first ribs 13 are cut at all of the first connecting portions 114 from which the second surface portion 12 is cut.

As shown in FIG. 2, the at least one upper surface portion 113 has a second connection with the end portion of each of the four first side surface portions 112 opposite to the first bottom surface portion 111 side as the second connection portion 115. The portion 115 is connected to at least one of the four first side surface portions 112.

As shown in FIGS. 1 to 3, in the present embodiment, at least one upper surface portion 113 is configured so that the upper portion of the first housing body can be opened and closed. That is, as shown in FIG. 2, when at least one upper surface portion 113 is in the open state, the in-plane direction of the at least one upper surface portion 113 is in-plane of the first side surface portion 112. It can be displaced until it is parallel to the direction.

In the present embodiment, the first container 110 has four upper surface portions 113 as at least one upper surface portion 113. Each of the four top surface portions 113 is connected to each other at the second connection portion 115 with the four first side surface portions 112. In the present embodiment, the second connecting portion 115 constitutes one side of each of the four first side surface portions 112. The second connecting portion 115 extends parallel to the extending direction of the first connecting portion 114.

In the present embodiment, the outer shape of at least one upper surface portion 113 is not particularly limited. In the present embodiment, each of the four upper surface portions 113 has a substantially triangular outer shape in which one side is composed of the second connecting portion 115 when viewed from the inner surface side. Specifically, each of the four upper surface portions 113 has a substantially isosceles triangle-shaped outer shape in which the lengths of the two sides other than the sides constituting the second connecting portion 115 are the same as each other. Has a substantially right-angled isosceles triangle-shaped outer shape. As a result, as shown in FIG. 3, when the packing body 100 is in the closed state, each of the four upper surface portions 113 can be arranged on the same plane and can be configured as a lid portion of the first housing body 110. In the present embodiment, when the packing body 100 is in the closed state, the four upper surface portions 113 are fixed to each other by fixing members (not shown) such as plastic tape. The type of the fixing member is not particularly limited.

Further, as shown in FIGS. 1 to 3, the apex portion of each of the four upper surface portions 113 is chamfered to form a rounded corner. As a result, as shown in FIG. 3, when the first housing body 110 is viewed from a direction orthogonal to the in-plane direction of the first bottom surface portion 111, when the first housing body 110 is in the closed state, four The apex portions of the upper surface portions 113 having rounded corners face each other in the central direction with a gap between them.

As shown in FIGS. 4 and 5, at least a part of the second connecting portion 115 is cut off from the second surface portion 12 in each of the at least one first side surface portion 112 to which the at least one upper surface portion 113 is connected. ing. In the present embodiment, in the first side surface portion 112 to which at least one upper surface portion 113 is connected, the second connecting portion 115 is configured by bending the first surface portion 11.

Further, in the at least one upper surface portion 113, at least a part of the first rib 13 is cut in the second connecting portion 115 in which the second surface portion 12 is cut. Since the first rib 13 is cut in the second connecting portion 115, the first surface portion 11 can be easily bent, and the dimensional accuracy of each of the first side surface portion 112 and the upper surface portion 113 is further improved. .. In the present embodiment, the entire first rib 13 is cut at the second connecting portion 115 from which the second surface portion 12 is cut.

In the present embodiment, in each of the first side surface portions 112 to which the four upper surface portions 113 are connected, the second surface portion 12 is cut by all of the second connection portions 115. That is, in each of the four first side surface portions 112 to which each of the four upper surface portions 113 is connected, all of the second connection portions 115 are configured by bending the first surface portion 11. In the present embodiment, all of the first ribs 13 are cut in all of the second connecting portions 115 in which the second surface portion 12 is cut.

As shown in FIGS. 1 to 3, in the present embodiment, the first housing 110 further includes a plurality of flaps 116. The plurality of flaps 116 are also composed of one resin cardboard box 10.

Each of the plurality of flaps 116 is provided at any end of the four first side surface portions 112. Each of the plurality of flaps 116 is adjacent to the first side surface portion 112 to which the plurality of flaps 116 are connected by bending the resin cardboard 10 with the connection portion with the first side surface portion 112 as the side surface connecting portion 117. 1 It is located so as to be in surface contact with the outer surface of the side surface portion 112.

In the present embodiment, the plurality of flaps 116 are provided at both ends of the four first side surface portions 112 of the two first side surface portions 112 facing each other in the in-plane direction of the first bottom surface portion 111. There is.

In the present embodiment, each of the plurality of flaps 116 and the first side surface portion 112 that comes into surface contact with each of the plurality of flaps 116 are fixed to each other from the outside by a fixing member (not shown) such as a plastic tape. The type of fixing member is not particularly limited.

In the present embodiment, each of the first surface portion 11 and the second surface portion 12 of the side surface connecting portion 117 is not cut. Thereby, the strength of each of the plurality of flaps 116 can be increased.

In the present embodiment, the first housing body 110 is manufactured by bending the resin cardboard 10. That is, one resin cardboard 10 can be developed in a flat plate shape. Hereinafter, a configuration in which one resin cardboard box 10 constituting the first housing body 110 is deployed will be described.

FIG. 6 is a developed view of a resin cardboard box included in a first housing body in a packing body according to an embodiment of the present invention. That is, in FIG. 6, one resin cardboard box 10 when viewed from the first surface portion 11 side is shown.

As shown in FIG. 6, the extending direction of the first rib 13 and the extending direction of each of the first connecting portion 114 and the second connecting portion 115 intersect with each other. In the present embodiment, the extending direction of the first rib 13 and the extending direction of each of the first connecting portion 114 and the second connecting portion 115 intersect each other at 45 degrees.

Further, as shown in FIG. 6, in a state where one resin cardboard box 10 is unfolded, the edge edges of the upper surface portions 113 adjacent to each other among the four upper surface portions 113 are located on the same straight line. In the present embodiment, the edge of each of the four upper surface portions 113 is parallel to the extending direction of the first rib 13 or parallel to each other, except for the substantially triangular apex portion which is the outer shape of the upper surface portion 113. , Extends in the direction orthogonal to each other.

Next, the second housing 120 will be described. As shown in FIG. 2, the second housing 120 contains one other resin cardboard 20. In the present embodiment, the second housing 120 is manufactured by bending one other resin cardboard 20.

As shown in FIGS. 2, 4 and 5, one other resin cardboard 20 has a third surface portion 21, a fourth surface portion 22, and a plurality of second ribs 23. As shown in FIGS. 4 and 5, each of the third surface portion 21 and the fourth surface portion 22 has a flat plate-like outer shape and is configured to be bendable. The fourth surface portion 22 is parallel to the third surface portion 21.

As shown in FIGS. 4 and 5, each of the plurality of second ribs 23 connects the third surface portion 21 and the fourth surface portion 22 to each other. The third surface portion 21 and the fourth surface portion 22 are connected to each other at both ends in a direction orthogonal to the thickness direction of each of the plurality of second ribs 23. As shown in FIG. 2, each of the plurality of second ribs 23 extends parallel to each other in the in-plane direction of the third surface portion 21.

It should be noted that each of the plurality of second ribs 23 is continuously configured in each of the second bottom surface portion and the second side surface portion, which will be described later, in a direction orthogonal to the extending direction of the plurality of second ribs 23. You may be. In the case where each of the plurality of second ribs 23 is continuously configured with each other, the plurality of second ribs 23 have a wavy outer shape when viewed from, for example, the extending direction of the plurality of second ribs 23. You may have.

As shown in FIGS. 2, 4 and 5, the surface of the third surface portion 21 constitutes the inner surface of the second accommodating body 120. In the present embodiment, the fourth surface portion 22 is divided into a plurality of portions, and forms a part of the outer surface of the second accommodating body 120.

As shown in FIG. 2, the second housing body 120 has a second bottom surface portion 121 and four second side surface portions 122.

The second bottom surface portion 121 has a rectangular outer shape when viewed from the inner surface side. In the present embodiment, the second bottom surface portion 121 has a square outer shape when viewed from the inner surface side.

Each of the four second side surface portions 122 is connected to the second bottom surface portion 121 at the third connection portion 123, with each side of the second bottom surface portion 121 when viewed from the inner surface side as the third connection portion 123. There is. In the present embodiment, each of the four second side surface portions 122 has a substantially rectangular outer shape when viewed from the inner surface side. That is, the third connecting portion 123 is one side of each of the four second side surface portions 122.

As shown in FIG. 4, in the present embodiment, in a state where the second housing body 120 is housed in the first housing body 110, the second bottom surface portion 121 and the four second side surface portions 122 are the first bottom surface portion 111. And each of the four first side surface portions 112.

As shown in FIGS. 4 and 5, at least a part of the third connecting portion 123 on each side of the second side surface portion 122 has the fourth surface portion 22 cut off. That is, on each side of the second bottom surface portion 121, at least a part of the third connecting portion 123 is configured by bending the third surface portion 21.

Further, on each side of the second bottom surface portion 121, at least a part of the second rib 23 is cut at the third connecting portion 123 from which the fourth surface portion 22 is cut. Since the second rib 23 is cut at the third connecting portion 123, the third surface portion 21 can be easily bent, and the dimensional accuracy of each of the second bottom surface portion 121 and the second side surface portion 122 is further improved. To do. In the present embodiment, all of the second ribs 23 are cut at all of the third connecting portions 123 from which the fourth surface portion 22 is cut.

In the present embodiment, as shown in FIGS. 1 to 3, the fourth surface portion 22 is cut by all of the third connection portions 123 on each side of the second bottom surface portion 121. That is, on each side of the second bottom surface portion 121, the entire third connecting portion 123 is configured by bending the third surface portion 21. In the present embodiment, all of the second ribs 23 are cut at all of the third connecting portions 123 from which the fourth surface portion 22 is cut.

Further, as shown in FIG. 2, both ends of the third connecting portion 123 in the extending direction on the upper side of the four second side surface portions 122 are chamfered to form rounded corners.

As shown in FIG. 2, both ends of the third connecting portion 123 of each of the four second side surface portions 122 are located inside both ends of each side of the second bottom surface portion 121. That is, each of the four second side surface portions 122 is located at both ends in the extending direction of the third connecting portion 123, apart from the adjacent second side surface portions 122. Since each of the four second side surface portions 122 is separated from each other by the adjacent second side surface portions 122, a plurality of gaps 124 are formed above each of the plurality of corner portions of the second bottom surface portion 121. Has been done.

As described above, the four second side surface portions 122 are located apart from each other above the plurality of corner portions of the second bottom surface portion 121 when the second bottom surface portion 121 is viewed from the inner surface side. As a result, even when a deformable article is housed inside the second container 120, the article is stressed from the corner portion formed by the four second side surface portions 122 of the second container 120. Is not added, so that deformation of the above-mentioned article can be suppressed.

In the present embodiment, the second housing 120 is manufactured by bending one other resin cardboard 20. That is, one other resin cardboard 20 can be developed in a flat plate shape. FIG. 7 is a developed view of a resin cardboard box included in a second housing body in a packing body according to an embodiment of the present invention. In FIG. 7, one other resin cardboard 20 when viewed from the third surface portion 21 side is shown.

As shown in FIG. 7, the extending direction of the second rib 23 and the extending direction of the third connecting portion 123 intersect with each other. In the present embodiment, the extending direction of the second rib 23 and the extending direction of the third connecting portion 123 intersect each other at 45 degrees.

As described above, in the packing body 100 according to the embodiment of the present invention, the extending directions of the first rib 13 and the extending directions of the first connecting portion 114 and the second connecting portion 115 are mutually exclusive. It intersects. At least a part of the first connecting portion 114 is cut off from the second surface portion 12 on each side of the first bottom surface portion 111. In each of the at least one first side surface portion 112, the second surface portion 12 is cut off at least a part of the second connection portion 115.

Thereby, in the first housing body 110 manufactured by using the resin cardboard 10, the dimensional accuracy of each of the first bottom surface portion 111, the first side surface portion 112, and at least one upper surface portion 113 can be improved.

In the present embodiment, the extending direction of the first rib 13 and the extending direction of each of the first connecting portion 114 and the second connecting portion 115 intersect each other at 45 degrees.

As a result, each of the first connecting portion 114 and the second connecting portion 115 can be configured under the same conditions, so that the first bottom surface portion 111, the first side surface portion 112, and at least one upper surface portion 113 are stepped. The accuracy can be further improved.

In the present embodiment, the first container 110 has four upper surface portions 113 as the at least one upper surface portion 113. Each of the four upper surface portions 113 is connected to each other at the second connecting portion 115 with the four first side surface portions 112. Each of the four upper surface portions 113 has a substantially triangular outer shape in which one side is composed of the second connecting portion 115 when viewed from the inner surface side. One resin cardboard 10 can be developed in a flat plate shape. In a state where one resin cardboard 10 is unfolded, the edge edges of the four upper surface portions 113 adjacent to each other are located on the same straight line.

As a result, as shown in FIG. 6, the outer shape of the first housing 110 when deployed becomes a substantially rectangular shape or a substantially parallel quadrilateral shape, so that one resin cardboard 10 included in the first housing 110 is used in a plurality of pieces. When manufacturing one sheet, it is possible to efficiently cut out a plurality of the above-mentioned one resin cardboard from one large resin cardboard.

In the present embodiment, the packing body 100 further includes a second housing body 120. Each of the four second side surface portions 122 is connected to the second bottom surface portion 121 at the third connection portion 123, with each side of the second bottom surface portion 121 when viewed from the inner surface side as the third connection portion 123. There is. The extending direction of the second rib 23 and the extending direction of the third connecting portion 123 intersect with each other. The fourth surface portion 22 is cut off from at least a part of the third connection portion 123 on each side. The second bottom surface portion 121 and the four second side surface portions 122 are in contact with the first bottom surface portion 111 and the four first side surface portions 112, respectively.

Thereby, in the second accommodating body 120 manufactured by using another resin cardboard 20, the dimensional accuracy of each of the second bottom surface portion 121 and the four second side surface portions 122 can be improved. As a result, when the second accommodating body 120 is accommodated in the first accommodating body 110, the second accommodating body 120 can be smoothly taken in and out of the first accommodating body 110. The 120 can be fixed from the outer surface side of the second side surface portion 122.

It should be considered that the embodiments disclosed this time are exemplary in all respects and not restrictive. The scope of the present invention is shown by the scope of claims rather than the above description, and it is intended to include all modifications within the meaning and scope equivalent to the scope of claims.

10 Resin cardboard, 11 1st surface, 12 2nd surface, 13 1st rib, 20 Other resin cardboard, 21 3rd surface, 22 4th surface, 23 2nd rib, 100 Package, 110 1st storage Body, 111 1st bottom surface, 112 1st side surface, 113 top surface, 114 1st connection, 115 2nd connection, 116 flaps, 117 side connection, 120 2nd housing, 121 2nd bottom surface, 122 2nd side surface part, 123 3rd connection part, 124 gap.

Claims (4)

A packaging body comprising a first housing body containing one piece of resin cardboard.
The one resin cardboard is
The first side and
A second surface portion parallel to the first surface portion and
The first surface portion and the second surface portion are connected to each other, and have a plurality of first ribs extending in parallel with each other in the in-plane direction of the first surface portion.
The surface of the first surface portion constitutes the inner surface of the first accommodating body.
The first container is
The first bottom surface, which has a rectangular outer shape when viewed from the inner surface side,
Each side of the first bottom surface portion when viewed from the inner surface side is used as a first connection portion, and four first side surface portions that are connected to each other with the first bottom surface portion in the first connection portion.
At least one of the four first side surface portions is the first of the four first side surface portions, with the end portion of each of the four first side surface portions opposite to the first bottom surface portion side as the second connection portion. It has a side surface and at least one top surface that connects to each other.
The extending direction of the first rib and the extending direction of each of the first connecting portion and the second connecting portion intersect with each other.
On each side of the first bottom surface portion, at least a part of the first connection portion is cut off from the second surface portion.
In the at least one first side surface portion, at least a part of the second connection portion is a package body in which the second surface portion is cut. The packing body according to claim 1, wherein the extending direction of the first rib and the extending directions of the first connecting portion and the second connecting portion intersect each other at 45 degrees. The first housing body has four upper surface portions as at least one upper surface portion.
Each of the four upper surface portions is connected to each other at the second connection portion with the four first side surface portions.
Each of the four upper surface portions has a substantially triangular outer shape in which one side is composed of the second connecting portion when viewed from the inner surface side.
The one resin cardboard can be deployed in a flat plate shape, and in the state where the one resin cardboard is deployed, the edges of the upper surface portions adjacent to each other among the four upper surface portions are on the same straight line. The packaging body according to claim 1 or 2, which is located in. A second housing, which is retractably housed in the first housing and contains one other resin cardboard, is further provided.
The other resin cardboard of the above one is
The third side and
A fourth surface portion parallel to the third surface portion and
The third surface portion and the fourth surface portion are connected to each other, and have a plurality of second ribs extending in parallel with each other in the in-plane direction of the third surface portion.
The surface of the third surface portion constitutes the inner surface of the second accommodating body.
The second container is
The second bottom surface, which has a rectangular outer shape when viewed from the inner surface side,
Each side of the second bottom surface portion when viewed from the inner surface side is used as a third connecting portion, and the third connecting portion has four second side surface portions connecting to the second bottom surface portion.
The extending direction of the second rib and the extending direction of the third connecting portion intersect with each other.
The fourth surface portion of at least a part of the third connection portion on each side is cut off.
The second bottom surface portion and the four second side surface portions are in contact with each of the first bottom surface portion and the four first side surface portions, according to any one of claims 1 to 3. Packing body.

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