JP2000062756A - Storage case - Google Patents

Abstract

PROBLEM TO BE SOLVED: To be ready for the mass production and the automatic packaging by adhering a back side of a reinforcement piece extended from a margin piece to a base surface, returning a cover surface, attaching it to the margin piece and folding it, and erecting the cover surface to form a bellows of both side surfaces when a content is filled, and folding the reinforcement piece to form a reinforcement part. SOLUTION: In assembling a storage case, a part of a reinforcement piece 20 extended to a margin piece 19 is adhered to a base surface 11, and a cover surface 17 is lapped to the margin piece 19 and folded. In storing a content, a folded storage case is erected and developed, and at the same time, a center folding line (e) of a side surface 16 and a center folding line (g) of a side surface 18 are folded inward to form a bellows. The reinforcement piece 20 forms a U-shaped reinforcement part by reinforcement pieces 20a-20c with the margin piece 19 folded inward. A reinforcement structure of this shape not to be collapsed by the pressure from an upper part can be formed. A plate-like content consisting of a CD, etc., is inserted in a valley part opposite to the bellows, and held between ridges.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage case, and more particularly to a flat storage case having bellows-shaped side surfaces.

[0002]

2. Description of the Related Art Conventionally, a flat storage case made of ordinary paperboard or a plastic case is often used as a flat storage case for storing plate-shaped contents such as a compact disc (CD). ing. Further, in the case of a storage case made of paperboard, a configuration in which both side surfaces are bellows-shaped is also invented.

[0003]

However, in the case of the flat storage case having the bellows-like shape on both sides, the contents are easily crushed and the contents are easily moved inside.
The problem was that there was a risk of damage and damage. In addition, there is a problem in the suitability for the packaging machine in the usual sack pasting process or the filling and packaging line for contents.

The present invention has been made in view of the above circumstances, and an object of the present invention is a storage case composed of a blank of a single paperboard, which is generally assembled. Mass production is possible in the pasting process, filling of plate-like contents such as CDs is also possible for automated packaging, it is flat and difficult to crush, it has a function of holding contents inside, it is lightweight, Another object is to provide a storage case that can be easily disposed of after use.

[0005]

As a result of studies to solve the above-mentioned problems, the present invention provides at least a substantially rectangular base surface, a side surface connected to one side of the base surface in the lateral direction, and the side surface. A storage case in which both side surfaces are bellows-shaped is assembled by assembling a blank having a cover surface that is connected, a side surface that is connected to the other side of the base surface in the lateral direction, and a glue margin piece that is connected to the side surface. A reinforcing piece is provided extending to the substitute piece, and the glue substitute piece is folded back in advance, a part of the back surface of the reinforcement piece is adhered to the base surface, and the cover surface is folded back and stuck to the glue substitute piece. The storage case is characterized by being folded together and being raised when the contents are filled to form bellows on both sides, and at the same time, the reinforcing piece is bent into a U-shape to form a reinforcing portion.

[0006] Specifically, the reinforcing piece is divided into three parts by a broken line in the vertical direction, and the tip portion of the three parts of the reinforcing piece and the base surface are bonded. Alternatively, it is characterized in that the reinforcing piece is divided into four parts by a broken line in the vertical direction, and a tip portion of the four parts of the reinforcing piece and the base surface are bonded. In addition, a concave portion is provided on the upper side of the cover surface, and the upper side of the adhesive margin piece is cut to make it easier to take out the contents, and the reinforcing piece is extended to the lowermost portion of the adhesive margin piece. It is characterized by

According to the present invention, the storage case is composed of a single paperboard blank, and can be mass-produced in the process of assembling the sack in general, and the filling of the contents can also be automated. It's flat, it's flat, but it's hard to collapse,
It is possible to obtain a storage case that has a function of holding contents inside, is lightweight, and is easy to dispose of after use.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below with reference to the drawings.

FIG. 1 is a perspective view showing an embodiment of a storage case according to the present invention. In this storage case 1, the base surface 11 at the center of the case is centered, and the upper cover surface 13 and the lower cover surface 15 on the upper and lower sides, the cover surfaces 17 on the left and right sides, and the glue margin piece 19 are assembled so as to be wrapped, and both sides facing each other are assembled. The surface has a bellows shape. Although the bellows has one step in this embodiment, the number of steps of the bellows may be plural. In addition, the reinforcing piece 2 extending to the glue margin piece 19 is provided at the center of the base surface 11.
0 forms the reinforcing portion 2.

The storage case 1 of this embodiment is formed by assembling one blank 10 having a shape as shown in FIG. Here, the material used for the blank 10 is mainly paperboard, and it is necessary to have appropriate rigidity so that the contents can be protected in the assembled state, and the thickness is 0.2 to 1.0 mm. It is preferably in the range. In addition, suitable types of paperboard include coated balls, Manila balls (ivory, card paper, etc.) and the like.

In the blank 10, as shown in FIG. 2, the central portion is a rectangular base surface 11, and the upper surface 12 is connected to the upper edge of the base surface portion 11 via a fold line a, and the upper surface 12 is formed. Is connected to the upper lid surface 13 via a polygonal line b. The lower surface 14 is connected to the lower edge of the base surface 11 via a fold line c, and the lower lid surface 15 is connected to the lower surface 14 via a fold line d. Further, the side surface 16 is connected to one of the left and right edges of the base surface 11 via a polygonal line e, a polygonal line e ′ is provided at the center of the lateral surface 16, and a polygonal line f is formed.
The cover surface 17 is connected via. The side surface 18 is connected to the other edge of the base surface 11 via a polygonal line g, a polygonal line g ′ is provided in the center of the lateral face 18, and a glue margin piece 19 is connected to the base surface 11 via a polygonal line h. . A reinforcing piece 20 is connected to the glue margin piece 19 via a polygonal line i.
The reinforcing piece 20 is provided with polygonal lines j and k. The reinforcing piece 20 is divided into three parts, that is, a reinforcing piece 20a, a reinforcing piece 20b, and a reinforcing piece 20c, by the polygonal lines j and k.

A lower surface (cover surface) 21 may be connected to the lower edge of the cover surface 15. In this case, the lower lid surface 15
Alternatively, the lower surface 14 and the lower surface (cover surface) 21 may be attached to each other without assembling.

Further, when the reinforcing piece 20 is provided at the lowermost portion of the glue margin piece 19, when the content is plate-shaped, it serves to hold the lower end of the content. In addition, if the length of the reinforcing piece 20 is set to 20 mm or more, the processing becomes easy in the process of attaching the sack. In addition, this glue allowance piece 19
The width of is approximately half the width of the base surface 11. Reinforcement part 2
Is closer to the center of the base surface 11, the reinforcing effect is higher. The widths of the upper surface 12, the lower surface 14 and the reinforcing piece 20b are
This is the height of the storage case 1 and has the same dimensions.

FIG. 3 is a sectional view showing a section taken along the line PP of FIG. The storage case 1 has bellows-shaped side surfaces. In particular, the shape of the contents is not particularly limited, but in the valleys of the bellows-shaped side surface facing each other,
The thin plate-shaped contents 3 can be inserted and pinched.
Further, the lower end of the content is held by the reinforcing piece 20. Therefore, in this case, the thin plate-shaped contents 3 are held in the storage case 1 in a floating state.

An example of a method of assembling the storage case 1 will be described with reference to FIG. In order to assemble the storage case 1, a part of the reinforcing piece 20 extended to the glue allowance piece 19 is adhered to the base surface 11 in advance, and then the cover surface 1
7 is overlaid on the adhesive margin surface 19, and the adhesive margin piece 19 and the cover surface 1
7 and 7 are bonded and folded. This greatly simplifies the work of storing the contents.

First, a blank 10 is manufactured by punching a paperboard of a material into the shape shown in FIG. 2 and, at the same time, processing the ruled lines to be each broken line.

Next, as shown in FIG. 4-a, the glue margin piece 19 of the blank 10 is folded back inward along the fold line h, and as shown in FIG. 4b, the reinforcement margin piece 19 is extended. Piece 2
The back surface of the reinforcing piece 20c, which is a part of 0, and the base surface 11 are bonded. Then, the side surface 16 is folded back inward along the polygonal line e, and the cover surface 17 is moved to the adhesive margin piece 19 as shown in FIG.
Glue and. Storage and transportation are performed in this folded state. Folding work of this glue allowance piece 19, reinforcement piece 2
No. 0 base surface 11 bonding work, and cover surface 17
The folding back work and the like can be performed in the conventional sack pasting process. This is a major feature of this storage case 1.

As a folding method, there is also a method in which the side surface 18 is folded back inside along a folding line g, and the cover surface 17 is folded back inside along a folding line f, and the cover surface 17 and the adhesive margin piece 19 are bonded together.

Subsequently, when the contents are stored, the storage case 1 in the folded state in the filling and packaging line.
At the same time, the polygonal line e in the center of the side surface 16 and the side surface 1
The fold line g at the center of 8 is folded inward to form a bellows shape as shown in FIG. The reinforcing piece 20 is shown in FIG.
As shown in, the reinforcing piece 20a, the reinforcing piece 20b, and the reinforcing piece 20c are folded into the glue margin piece 19 to form a U-shaped reinforcing portion 2. With this shape, it is reinforced so as not to be crushed against the pressure from above.

When the plate-shaped contents are to be stored, as shown in FIG. 3, the plate-shaped contents such as a CD are inserted into the opposing valleys of the bellows of the raised storage case 1 and the peaks are inserted. Sandwich between. Further, the lower end of the content is held by the reinforcing portion 2 as shown in FIG. Reinforcement piece 2 fixed to the base surface 11
0 holds the contents and acts as a stopper to prevent the contents from moving inside, preventing the contents from being damaged. Therefore, from this point of view, the position where the reinforcing piece 20 is fixed is preferably the lowermost part in the center of the base surface 11.

Further, after the contents are stored inside, the upper and lower lids are folded back, but the lower surface 14 is bent at a right angle to the inside at the fold line c, and the lower lid surface 15 is placed above the cover surface 17 at the fold line d. Fold it at a right angle. On the other hand, the upper surface 12 is bent inward at a right angle along a fold line a, and is then bent inward at a right angle at a fold line b on the cover surface 17 and is overlapped with the lower lid surface 15. It is also possible to use an adhesive to bond the overlapped portions. It is also possible to provide an insertion port on one lid surface and an insertion piece to be inserted into this insertion port on the other side to lock both sides.

Next, FIG. 6 is a perspective view showing a storage case 1A which is another embodiment of the storage case of the present invention.
[Fig. 3] is a development view showing a blank 10A made of paperboard that constitutes the storage case 1A. The same or similar parts to those of the storage case 1 shown in FIGS.

The storage case 1A of this embodiment is formed by assembling one blank 10A having a shape as shown in FIG. Its shape is slightly different, mainly C
Since the plate-shaped contents such as D are stored, the cover surface 1
In order to make it easy to take out the contents stored in
Is provided. With the formation of the concave portion 22 on the cover surface 17, the shape of the glue margin piece 19 also becomes
In order to make it easy to take out the plate-shaped contents, a notch shape is formed as shown in the drawing in accordance with the concave portion 22 provided in the cover surface 17.

Next, an example in which the suitability for a packaging machine in a packaging line for filling contents is better will be described. FIG. 8 shows a storage case 1 which is another embodiment of the storage case of the present invention.
FIG. 9 is a perspective view showing B, and FIG. 9 is a development view showing a blank 10B made of paperboard that constitutes the storage case 1B. The same or similar parts to those of the storage case 1 shown in FIGS.

The storage case 1B of this embodiment is formed by assembling one blank 10B having a shape as shown in FIG. The shape is slightly different, and the reinforcing piece 20 is provided with polygonal lines j, k and l. The reinforcing pieces 20 are divided into four parts, namely, reinforcing pieces 20a, reinforcing pieces 20b, reinforcing pieces 20c, and 20d, by the polygonal lines j, k, and l. Further, like the storage case 1, the reinforcing piece 20 is provided at the bottom of the glue allowance piece 19 so as to hold the lower end of the content when the content is a plate such as a CD. become. Further, the width of the glue allowance piece 19 is approximately 1/2 of the width of the base surface 11. The reinforcing effect becomes higher as the reinforcing piece 20 is closer to the center of the base surface 11.

A method of assembling the storage case 1B will be described with reference to FIG. In the assembly of the storage case 1B, similar to the storage case 1, a part of the reinforcing piece 20 extended to the glue allowance piece 19 is adhered to the base surface 11 in advance so that the glue allowance piece 19 and the cover surface 17 are separated from each other. Since it is in a bonded and folded state, the work for storing the contents is very easy.

First, a board of material is punched into the shape shown in FIG. 9 and, at the same time, a blank 10B is formed in which each bent line is formed.

Next, as shown in FIG. 10-a, the adhesive margin piece 19 of the blank 10B is folded back inward along the fold line h, and as shown in FIG. 10-b, the reinforcement extended to the adhesive margin piece 19 is provided. The back surface of the reinforcing piece 20d, which is a part of the piece 20, and the base surface 11 are bonded together. Then, the side surface 16 is folded back along the fold line e, and the cover surface 17 is bonded to the adhesive margin piece 19 as shown in FIG. 10-c. Storage and transportation are performed in this folded state. The folding work of the glue allowance piece 19, the adhesion work of the reinforcing piece 20 with the base surface 11, and
The folding operation of the cover surface 17 and the like are similar to those of the storage case 1 in that they can be performed in the conventional sack attaching process.

Subsequently, when the contents are stored, the storage case 1B in the folded state is raised. At this time,
As shown in FIG. 10-d, the reinforcing piece 20 is bent along the fold line l. At the next stage, the fold line e at the center of the side surface 16 and the fold line g at the center of the side surface 18 are folded inward to form a bellows shape, and at the same time, the reinforcing piece 20 is formed of the adhesive margin piece 19 as shown in FIG. 10-e. Reinforcing piece 20 folded inside
A, the reinforcing piece 20b, and the reinforcing piece 20c form the U-shaped reinforcing portion 2. The direction in which the reinforcing piece 20 is folded may be outside as shown in FIG. 10-f. With this shape, it is reinforced so as not to be crushed against the pressure from above. The assembling method of folding the bellows and forming the reinforcing piece 20 at the same time is an excellent method in that it is a series of movements in consideration of mechanical suitability in the filling and packaging line. This is a major feature of the storage case 1B.

Like the storage case 1, a plate-like content such as a CD can be inserted into the opposed valleys of the bellows of the storage case 1B which have been raised, and can be sandwiched between the peaks. Also,
The lower end of the contents can be held by the reinforcing portion 2. That is, the reinforcing piece 20 fixed to the base surface 11 holds the contents and acts as a stopper so as not to move inside,
Prevent damage to the contents. Therefore, from this point of view, the position where the reinforcing piece 20 is fixed is preferably the lowermost part in the center of the base surface 11.

Further, after storing the contents inside, the upper and lower lids are folded back as in the storage case 1, but the lower surface 14 is bent at a right angle to the inside at the fold line c, and the lower lid surface 15 is covered. Bend inward at a right angle along the polygonal line d. On the other hand, the upper surface 12 is bent inward at a right angle along a fold line a, and is then bent inward at a right angle at a fold line b on the cover surface 17 and is overlapped with the lower lid surface 15. It is also possible to use an adhesive to bond the overlapped portions. Also,
It is also possible to provide an insertion port on one lid surface and an insertion piece to be inserted into this insertion port on the other to lock both sides.

[0032]

According to the present invention, a storage case made up of a single paperboard blank, which can be mass-produced in the process of assembling a general sack, has a plate-like content such as a CD. It is possible to obtain a storage case that is compatible with automated packaging even in filling, has a flat shape that is not easily crushed, has the function of holding the contents inside, is lightweight, and is easy to dispose of after use. it can.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a storage case of the present invention.

FIG. 2 is a development view showing a blank of an embodiment of the storage case of the present invention.

FIG. 3 is a PP of FIG. 1 showing an embodiment of a storage case of the present invention.
It is a schematic sectional drawing which shows a cross section.

FIG. 4 is a diagram illustrating a method of assembling an embodiment of the storage case of the present invention.

FIG. 5 is a view showing a state in which assembled contents are stored in an embodiment of a storage case of the present invention.

FIG. 6 is a perspective view showing another embodiment of the storage case of the present invention.

FIG. 7 is a development view showing a blank of another embodiment of the storage case of the present invention.

FIG. 8 is a perspective view showing still another embodiment of the storage case of the present invention.

FIG. 9 is a development view showing a blank of still another embodiment of the storage case of the present invention.

FIG. 10 is a diagram illustrating a method of assembling a storage case according to another embodiment of the present invention.

[Explanation of symbols]

1 storage case 1A storage case 1B storage case 2 Reinforcement part 3 contents 10 blank 10A blank 10B blank 11 Base surface 12 Upper surface 13 Upper lid surface 14 Lower surface 15 Lower lid surface 16 sides 17 Cover surface 18 sides 19 glue pieces 20 Reinforcing pieces Part of 20a reinforcement piece Part of 20b reinforcement piece Part of 20c reinforcement piece Part of 20d reinforcement piece 21 Lower surface (cover surface) 22 recess PP Cross section of FIG. a to k polygonal line e'Polygonal line (for bellows) g'Polygonal line (for bellows)

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Takeshi Sekiguchi             1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo             Dai Nippon Printing Co., Ltd. F term (reference) 3E036 AA05 AA11 CA01 EA01 FA05                 3E060 AB13 AB16 BA03 BB03 CC02                       CC17 CC18 CC33 CC43 CD01                       CD12 DA12 DA17 DA25 EA20

Claims (5)

[Claims] 1. A base surface having at least a substantially rectangular shape, a side surface connected to one of the lateral sides of the base surface, a cover surface connected to the side surface, a side surface connected to the other lateral side of the base surface, and the side surface. Assembling one blank having a glue margin piece connected to each other is a storage case in which both side surfaces are bellows-shaped, and a reinforcing piece is provided by extending the glue margin piece, and the glue margin piece is folded back in advance, A part of the back surface of the reinforcing piece is adhered to the base surface, and the cover surface is folded back to be in a state of being pasted and pasted with the adhesive margin piece, and when the contents are filled, the bellows on both sides are raised. At the same time as forming the storage case, the reinforcing piece is formed by bending the reinforcing piece into a U-shape. 2. The storage according to claim 1, wherein the reinforcing piece is divided into three parts by a vertical fold line, and a tip portion of the three parts of the reinforcing piece is bonded to the base surface. Case. 3. The storage according to claim 1, wherein the reinforcing piece is divided into four parts by a vertical fold line, and a tip portion of the four parts of the reinforcing piece is bonded to the base surface. Case. 4. The storage case according to claim 1, wherein a recess is provided on an upper side of the cover surface, and an upper side of the adhesive margin piece is cut out to facilitate taking out contents. . 5. The storage case according to claim 1, wherein the reinforcing piece is extended to a lowermost portion of the adhesive margin piece.