JP2002012226A - Wraparound case - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a wraparound case which can be repacked while strength before unpacking is kept. SOLUTION: A left side plate 2 and a right side plate 3 are folded to stand from a base plate 1, and a top plate 4 is folded from the left side plate 2 to be horizontal above the base plate 1. An adhesive piece 6 connected with a left side of the top plate 4 via a breaking line 5 is folded to be overlaid outside the right side plate 3 and stuck thereto. Left flaps 2a and 2b are folded inward from the left side plate 2, and right flaps 3a and 3b are folded inward from the right side plate 3. Upper flaps 4a and 4b having a tab 7 protruding from the center of a tip are folded downward from the top plate 4 to be overlaid on the left and right flaps 2a, 3a, 2b and 3b. Lower flaps 1a and 1b are folded to stand from the base plate 1, and the left and right flaps 2a, 3a, 2b and 3b are stuck except the tabs 7 for setting up.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a wraparound case assembled from corrugated paperboard.

[0002]

2. Description of the Related Art In general, a wrap-around case (hereinafter referred to as "case" as appropriate) assembled from corrugated paperboard is used for packing and transporting articles such as canned beer. The case is unpacked and usually discarded after its contents have been removed.

[0003] However, there are cases where the case is carried with the contents inside after unpacking. In this case, if the cases with reduced strength due to breakage when unpacking are stacked,
The weight of the upper case may cause the lower case to collapse and the pile of stacked cases may collapse, or the contents thereof may be damaged.

[0004]

SUMMARY OF THE INVENTION In view of such circumstances, an object of the present invention is to provide a wraparound case that can be repackaged while maintaining the strength before unpacking.

[0005]

According to a first aspect of the present invention, there is provided a wrap-around case comprising a left side plate and a right side plate which are respectively connected to left and right sides of a rectangular bottom plate. A top plate connected to the left side of the left side plate is bent with respect to the left side plate, is leveled above the bottom plate, and is cut through a break line on the left side of the top plate. A continuous adhesive piece is bent with respect to the top plate, superposed and bonded to the outside of the right side plate, and a pair of left flaps continuously provided on the front and rear sides of the left side plate with respect to the left side plate. A pair of right flaps bent inward and connected to the front and rear sides of the right side plate are bent inward with respect to the right side plate, respectively connected to the front and rear sides of the top plate, and protrude from the center of the tip. A pair of upper flaps each having a tongue piece The left flap and the right flap are bent and overlapped, and a pair of lower flaps respectively connected to the front and rear sides of the bottom plate are bent upright with respect to the bottom plate, and the tongue piece, the left flap and The right flap is superimposed on the left flap and the right flap except for the tongue piece.

According to a second aspect of the present invention, there is provided a wrap-around case, wherein a left side plate and a right side plate which are respectively provided on left and right sides of a rectangular bottom plate are bent upright with respect to the bottom plate. A top plate connected to the left side of the left side plate is bent with respect to the left side plate, is horizontal above the bottom plate, and is continuously attached to the left side of the top plate via a breaking line. Is folded to the top plate, superposed and bonded to the outside of the right side plate, and a pair of left flaps connected to the front and rear sides of the left side plate are bent inward to the left side plate, A pair of right flaps provided on the front and rear sides of the right side plate are bent inward with respect to the right side plate, and a pair of lower flaps provided on the front and rear sides of the bottom plate are bent with respect to the bottom plate, respectively. It is superimposed and adhered to the substantially lower half of the pair of left flaps, A pair of upper flaps respectively connected to the front and rear sides of the top plate are bent with respect to the top plate, and are assembled by being superimposed and bonded to substantially upper halves of the pair of left flaps. I do.

When unpacking the above two cases,
First, when the adhesive piece is pulled out from the end, the break line is gradually broken and gradually peeled off from the right side plate, and is removed from the case. And the first
In the case of the aspect, when the top plate is lifted from the side from which the adhesive pieces have been removed, the tongue pieces are pulled out from between the lower flap and the left and right flaps, so that the upper part is opened and unpacked. Further, in the case of the second aspect, when the right side plate falls down with respect to the bottom plate and is bent horizontally, the pair of right flaps is pulled out from the back side of the upper and lower flaps and is opened laterally to be unpacked.

According to the case of the first aspect, when the tongue piece is inserted between the lower flap and the left and right flaps after unpacking,
The open part is reclosed by the top plate. According to the case of the second aspect, when the pair of right flaps are inserted behind the upper and lower flaps after unpacking, the open portion is reclosed by the right side plate. Since the top plate or the right side plate itself is not broken at the time of unpacking, the case can be reclosed while maintaining the strength substantially equal to that before unpacking. Then, even when they are stacked, it is possible to prevent the contents of the lower case from being damaged by the weight of the upper case. In addition, the reclosed case is opened simply by lifting the top plate, or is opened only by turning the right side plate outward, so that the case is convenient.

Further, a relatively large force is required at the time of unpacking because the adhesive strip is pulled outward, the breaking line is broken, the adhesive strip is removed from the top plate, and the adhesive strip is peeled off from the right side plate. Only when. Since the relatively large force is required only once, the case can be easily unpacked.

[0010] In the case of the second aspect, it is preferable that a first curved portion which is curved and cut out outward on the side approaching the top plate at the time of assembly is formed at the tip of the right flap. The first curved portion can prevent the right flap from being caught by the top plate when the right flap is pulled out from the back side of the upper and lower flaps when the right side plate is folded down horizontally with respect to the bottom plate at the time of unpacking. . Therefore,
The case can be unpacked smoothly.

[0011] In the case of the second aspect, it is preferable that a second curved portion which is curved and cut out outward on a side approaching the right side plate at the time of assembly is formed at a tip portion of the upper flap. The second curved portion can prevent the right flap and the upper flap from being caught when the right flap is bent upright with respect to the bottom plate after unpacking and the right flap is inserted behind the upper and lower flaps. Therefore, the case can be reclosed smoothly.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the case of the present invention will be described with reference to the drawings. FIG. 1 is a development view of the case of the first embodiment, FIG. 2 is an explanatory diagram of functions of the case of the first embodiment, FIG. 3 is a development view of the case of the second embodiment, and FIG. It is function explanatory drawing of the case of 2nd Embodiment.

First, the case of the first embodiment will be described with reference to FIGS. The corrugated paperboard shown in FIG. 1 includes a rectangular bottom plate 1, a left side plate 2 and a right side plate 3 connected to left and right sides of the bottom plate 1 respectively, and a top plate 4 connected to the left side of the left side plate 2. An adhesive piece 6 is provided on the left side of the top plate 4 via a breaking line 5. A pair of left flaps 2a, 2b are continuously provided on the front and rear sides of the left side plate 2, and a pair of right flaps 3a, 3b are continuously provided on the front and rear sides of the right side plate 3. A pair of lower flaps 1a and 1b are continuously provided on the front and rear sides of the bottom plate 1, and a pair of upper flaps 4a and
4b are continuously provided. The upper flaps 4a and 4b are formed with a tongue piece 7 projecting from the center of the tip. The dotted line in the figure represents a fold line.

When the case is assembled from the corrugated paperboard shown in FIG. 1, first, the left side plate 2 and the right side plate 3 are
The top plate 4 is bent with respect to the left side plate 2 so as to be parallel to the bottom plate 1, and the adhesive piece 6 is bent with respect to the top plate 4, and is bent outside the right side plate 3. It is polymerized and bonded. Next, the left flaps 2a, 2b are bent inward with respect to the left side plate 2, and the right flaps 3a,
3 b is bent inward with respect to the right side plate 3. Subsequently, the upper flaps 4a and 4b are bent with respect to the top plate 4 and superimposed on the left flaps 2a and 2b and the right flaps 3a and 3b. The lower flaps 1a and 1b are bent upright with respect to the bottom plate 1, and the tongue piece 7, the left flap 2a,
2b, the right flaps 3a, 3b are superimposed and adhered to the left flaps 2a, 2b and the left flaps 3a, 3b except for the tongue piece 7. Thus, the case shown in FIG. 2A is assembled. The hatched portions in the drawing indicate the bonded portions to which the adhesive has been applied.

When the case shown in FIG. 2A is unpacked, first, the end of the adhesive piece 6 is pulled outward. As a result, as shown in FIG. 2B, the break line 5 is gradually broken from the end, and the adhesive piece 6 is peeled off from the right side plate 3 and removed. Then, the top plate 4 is lifted from the side from which the adhesive pieces 6 have been removed, and the tongue pieces 7
a between the front flaps 2a, 3a and the lower flap 1b
And the rear flaps 2b and 3b. As a result, the case is opened upward as shown in FIG.

Next, the case of the second embodiment will be described with reference to FIG.
This will be described with reference to FIG. The corrugated paperboard shown in FIG. 3 has almost the same configuration as the corrugated paperboard shown in FIG.
Corresponding components have the same reference characters allotted, and description thereof will not be repeated. In this corrugated paperboard, the right flaps 3a, 3a
A first curved portion 8 which is curved and cut out outward on the side (right side in the drawing) approaching the top plate at the time of assembly is formed at the tip of b. Further, a second curved portion 9 which is curved and cut out outward on the side approaching the right side plate 3 at the time of assembly is formed at the distal ends of the upper flaps 4a and 4b. The upper flap 4a,
The tongue piece 7 projecting from the center of the tip of 4b is omitted.

When the case is assembled from the corrugated paperboard shown in FIG. 3, first, the left side plate 2 and the right side plate 3 are
It is bent upright. Further, the top plate 4 is bent with respect to the left side plate 2 and is parallel to the upper side of the bottom plate 1.
It is polymerized and adhered to the outside. Next, left flap 2
a, 2b are bent inward with respect to the left side plate 2, and the right flaps 3a, 3b are bent inward with respect to the right side plate 3. Subsequently, the upper flaps 4a and 4b are bent with respect to the top plate 4, and the left flaps 2a and 2b and the right flap 3
a, 3b, and is adhered only to approximately the upper half of the left flaps 2a, 2b. Then, the lower flaps 1a, 1b are bent upright with respect to the bottom plate 1, and the left flaps 2a,
2b, superposed on the right flaps 3a and 3b, and the left flap 2
It is bonded only to the substantially lower half of a and 2b. As a result, FIG.
The case shown in (a) is assembled.

When the case shown in FIG. 4A is unpacked, first, the end of the adhesive piece 6 is pulled outward. Thereby, as shown in FIG. 4B, the break line 5 is gradually broken from the end, and the adhesive piece 6 is peeled off from the right side plate 3 and removed. Then, the right side plate 3 is folded outward and bent, and the right flaps 3a, 3b are pulled out from the back side of the upper and lower flaps 1a, 1b, 4a, 4b. As a result, the case is opened sideways as shown in FIG.

According to the case of the first embodiment, after unpacking, the tongue piece 6 includes the lower flaps 1a and 1b and the left and right flaps 2a and 3a.
a, 2b, 3b, the open portion is reclosed by the top plate 4. According to the case of the second embodiment, after unpacking, the right flaps 3a and 3b
a, 4a, 1b, and 4b, the open portion is reclosed by the right side plate 3 when inserted into the back side. Top plate 4 when unpacking
Alternatively, since the right side plate 3 itself is not broken, the case can be closed again while maintaining the strength substantially equal to that before unpacking. Then, even when they are stacked, it is possible to prevent the contents of the lower case from being damaged by the weight of the upper case. In addition, the reclosed case is opened simply by lifting the top plate 4, or is opened only by turning the right side plate 3 outward, so that the case is convenient.

Further, a relatively large force is required for unpacking because the adhesive strip 6 is pulled outward, the breaking line 5 is broken, the adhesive strip 6 is removed from the top plate 4, and the right side plate is removed. Only when peeled from 3. Since the relatively large force is required only once, the case can be easily unpacked.

In the case of the second embodiment, when the right flaps 3a, 3b are pulled out from the back side of the upper and lower flaps 1a, 4a, 1b, 4b by the first bending portion 8 when unpacking, the right flaps 3a, 3b And the top plate 4 can be prevented from being caught. Therefore, the case can be unpacked smoothly. Further, the second bending portion 9 causes the right flaps 3a, 3b to move the upper and lower flaps 1a, 4a during repacking.
When the right flaps 3a, 3b and the upper flaps 4a, 4b are inserted into the back sides of the a, 1b, 4b, they can be prevented from being caught. Therefore, the case can be reclosed smoothly.

[Brief description of the drawings]

FIG. 1 is a development view of a wrap-around case according to a first embodiment.

FIG. 2 is an explanatory diagram of functions of a wraparound case according to the first embodiment;

FIG. 3 is a development view of the wrap-around case according to the second embodiment.

FIG. 4 is a functional explanatory view of a wrap-around case according to a second embodiment.

[Explanation of symbols]

1 ‥ bottom plate, 2 ‥ left plate, 3 ‥ right plate, 4 ‥ top plate, 5 ‥ break line, 6 ‥ adhesive piece, 7 ‥ tongue piece, 8 ‥ first curved part, 9 ‥ second curved part, 1a, 1b {lower flap, 2a, 2b} left flap, 3a, 3b {right flap, 4a, 4b} upper flap

Claims (4)

[Claims] 1. A left side plate and a right side plate respectively connected to left and right sides of a rectangular bottom plate are bent upright with respect to the bottom plate, and a top plate connected to the left side of the left side plate is connected to the left side. An adhesive piece that is bent with respect to the plate, is horizontal above the bottom plate, and is continuously connected to the left side of the top plate via a breaking line, is bent with respect to the top plate, and overlaps the outside of the right plate. A pair of left flaps connected to the front and rear sides of the left side plate are bent inward with respect to the left side plate, and a pair of right flaps connected to the front and rear sides of the right side plate are connected to the right side. A pair of upper flaps, which are bent inward with respect to the plate, are respectively provided on the front and rear sides of the top plate, and each have a tongue piece projecting from the center of the tip, are bent downward with respect to the top plate and Superimposed on the flap and the right flap and connected to the front and rear sides of the bottom plate, respectively. The paired lower flaps are bent upright with respect to the bottom plate, are superimposed on the tongue pieces, the left flap and the right flap, and are adhered to the left flap and the right flap except for the tongue pieces. A wrap-around case characterized by being assembled by 2. A left side plate and a right side plate connected to left and right sides of a rectangular bottom plate, respectively, are bent upright with respect to the bottom plate, and a top plate connected to the left side of the left side plate is connected to the left side. An adhesive piece that is bent with respect to the plate, is horizontal above the bottom plate, and is continuously connected to the left side of the top plate via a breaking line, is bent with respect to the top plate, and overlaps the outside of the right plate. A pair of left flaps connected to the front and rear sides of the left side plate are bent inward with respect to the left side plate, and a pair of right flaps connected to the front and rear sides of the right side plate are connected to the right side. A pair of lower flaps which are bent inward with respect to the plate, and which are respectively connected to the front and rear sides of the bottom plate, are bent with respect to the bottom plate, and are superimposed and bonded to substantially lower halves of the pair of left flaps, A pair of upper flaps respectively provided on the front and rear sides of the top plate with respect to the top plate Bent, wraparound casing, characterized by being assembled by being bonded is polymerized in a substantially upper half portion of the pair of left flap. 3. A right end portion of the right flap is formed with a first curved portion which is curved outward and is cut off on a side approaching the top plate during assembly. Wrap around case. 4. A second curved portion, which is curved and cut out outward on a side approaching the right side plate at the time of assembling, is formed at a tip portion of the upper flap. 3
The wraparound case described.