JP3016088U - box - Google Patents

Abstract

(57) [Summary] (Correction) [Structure] Of the four side members 21 to 24 that are continuously provided, a pair of side members 22 and 24 facing each other are provided with flaps 36 and 38, respectively. 36, 38 are glued together to form the bottom of the box. By breaking the fragile portion 7A provided on the flap 36, the bottom portion constituted by the flaps 36 and 38 is opened, and the flap 36 can be folded into a flat shape. [Effect] You can easily fold a used empty box.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a box that can be easily folded in a used state and can be reduced in volume.

[0002]

[Prior art]

 In recent years, environmental problems have become serious and awareness of the natural environment has increased. In our business activities as well, we are obliged to take the necessary measures to prevent pollution and preserve the natural environment, and we encourage the development of products that will not cause environmental pollution even if they are discarded, and the products will contribute to the environment. It is required to provide information on the impact. Consumers are also interested in improving the efficiency of waste disposal and recycling.

[0003] Against this background, many packaging boxes used for packaging sweets, medicines, etc. are made of paper that is more recyclable than ever before. Can be reused. In order to reuse such paper in general households, it is common to hand it to a recycling company together with newspapers.

[0004]

[Problems to be solved by the device]

 As described above, when disposing of a used packaging box, it will be bulky when empty, so it is desirable to reduce the volume by crushing or dismantling the box (reduction of volume). Be done. However, simply crushing the box does not achieve sufficient volume reduction, and in order to dismantle the box, it is necessary to peel off the glued part and break it with hands or scissors, which is troublesome. It is troublesome.

Further, even when a used empty box is discarded without being recycled, the volume of the empty box is reduced before the disposal in order to improve the efficiency of transportation and processing of the waste. Is preferred.

In view of the above circumstances, an object of the present invention is to provide a box that can be easily reduced in volume at the time of disposal.

[0007]

[Means for Solving the Problems]

 The above object is achieved by the present invention described below.

(1) Four side surface members connected in a loop through folds, and a flap foldably connected to each of the opposite side surfaces of the pair of side surface members on one side. A hexahedron-shaped box having a bottom portion by folding and connecting the flaps to each other, wherein at least one of the flaps is provided with a fragile portion, and the flap is provided at the fragile portion. A box characterized in that it can be broken to open the bottom.

(2) Four side members that are continuously connected in a loop through fold lines and one side edge of one of the facing pair of side members are foldably connected to one side edge. A box having a hexahedron shape, the bottom part of which is formed by folding the flap and connecting a tip end of the flap to one side edge of the other side member, the flap or the flap A box which is characterized in that a fragile portion is provided at the connection position, and the bottom portion can be opened by breaking the flap at the fragile portion.

(3) Four side members that are continuously provided in a loop shape through folds, and flaps that are foldably connected to the respective one side edges of the pair of facing side members. A hexahedron-shaped box having a bonding part for bonding the flaps to each other on one side of the flaps, the bottom part being formed by folding the flaps and bonding them to each other. On one side, a box is characterized in that a fragile portion is provided at a position surrounding the adhesive portion, and the flap can be broken at the fragile portion to open the bottom portion.

(4) The box according to any one of (1) to (3), wherein the fragile portion has a first cutting guide line configured by arranging a plurality of cuts.

(5) The box according to (1) or (2), wherein the first cutting guide line is formed from one end side to the other end side of the flap.

(6) Further, a second cutting guide line is additionally provided with respect to the first cutting guide line, and the second cutting guide line described above is provided from the edge on the side of the start of break to the middle of the flap. The box according to (5) above, which is formed.

(7) The first cutting guide wire is provided at a folding base end portion of the flap, and a hole forming portion formed by arranging a plurality of cuts is connected to the first cutting guide wire. The box according to (5) above.

(8) Four side surface members connected in a loop through folds, and a flap foldably connected to each side of one of the pair of side surface members facing each other. A hexahedron-shaped box having a bonding part for bonding the flaps to each other, and forming a bottom part by folding the flaps and bonding the flaps at the bonding part. In the flap located at, the notch is provided in the vicinity of the adhesive, and the notch serves as a peeling port for the adhesive.

[0016]

【Example】

 Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. FIG. 1 is an exploded view of a packaging box 1A according to the first embodiment of the present invention. The packaging box 1A includes four side surface members 21 to 24 and eight flaps 31 to 38 that are continuously provided on the end sides of the side surface members 21 to 24, respectively.

The side surface member 21 and the side surface member 23, and the side surface member 22 and the side surface member 24 have the same shape, and are alternately arranged so as to form opposing surfaces in an assembled state. Folds 41, 42, 43 are provided between the side members 21 to 24, and a margin 241 is provided on an end side of the side member 24 via a fold 44. The four sides of the packaging box 1A are configured by folding the folds 41 to 44 at a right angle and bonding the glue margin 24 to the end of the side material 21 to form a loop.

On the other hand, on the side members 21 to 24, flaps 31 to 38 are continuously provided on the side edges orthogonal to the folds 41 to 44, respectively. These flaps 31 to 38 respectively constitute an opening of the packaging box and a bottom portion, and are provided with an inner flap and an outer flap. The side members 21, 23 are provided with inner flaps 31, 33, 35, 37, and the side members 22, 24 are provided with outer flaps 32, 34, 36, 38. The inner flap is a flap that is folded inward when it is assembled into a box, and the outer flap is a flap that is located on the outer side of the inner flap and is bonded to each other to be in a connected state. The outer flaps 34, 38 are glued and the outer flaps 32, 36 are glued. The glued portion 8A of the outer flap 38 is coated with glue and the outer flap 36 of the facing surface is glued to form a glued portion.

The flaps 31 to 34 are flaps provided on the opening side, and the flaps 35 to 38 are flaps that form the bottom of the packaging box 1A. The packaging box 1A is assembled in a packaged state by accommodating an object to be packaged in a state where the glue margin 241 and the side surface material 21 are attached to each other and closing the unwrap on the opening side and the flap on the bottom side.

The opening side first folds the inner flaps 31, 33 inward, and then folds the outer flap 34 over the inner flaps 31, 33 so that the folds 54 are located close to the folds 54. Apply glue in parallel with, and overlap the outer flap 32 from above to glue.

The bottom portion is also constructed by folding in the same procedure. That is, first the inner flaps 35, 37 are folded inward, then the outer flap 38 is folded over the inner flaps 35, 37, and glue is applied to the glued portion 8A. Overlap and glue. With the above configuration, the packaging box 1A is assembled.

The outer flap 32 is provided with an unsealing portion 6 by a zipper type cutting portion formed by arranging the notches 61 at predetermined intervals. A knob 62 is provided at the end of the unsealing portion 6 so as to project from the end side of the flap 32. The unsealing portion 6 is cut off by gripping the knob 62 and pulling the flap 32. The side and the side adhered to the flap 34 are divided into the opened state.

After opening, the protrusion 341 provided on the flap 34 can be inserted into the slit 321 of the flap 32 to be in a closed state. The outer flap 36 forming the bottom portion is provided with a weakened portion 7A formed by arranging the notches 71A at predetermined intervals. The fragile portion 7A has a first cutting guide line 72A formed by arranging the cuts 71A from one end side to the other end side of the flap 36 and a second cutting guide line 72A in which the cuts 71A are arranged halfway from the one end side. It has a guide line 73A. When the flap 36 is broken, the cutting guide line intermittently breaks the portion between the plurality of cuts 71A, thereby guiding the breaking direction along the arrangement direction of the cuts 71A and easily breaking with a small force. To do.

On the other hand, the knob 74 A is provided so as to project from the end side of the flap 36. When the knob 74A is pinched and pulled in the direction of arrow a in FIG. 1, the first cutting guide line 72A and the second cutting guide line 73A are simultaneously broken, and the first cutting guide line 72A and the second cutting guide line 72A are broken. A gap is formed between 73A and 73A so that a finger can be inserted. As shown in FIG. 2, by inserting a finger into this gap and moving the finger along the first cutting guide line 72A, along the notch 71A of the first cutting guide line 72A, The flap 36 can be easily cut. Due to this cutting, the bottom of the packaging box 1A is opened, and as shown in FIG. 3, at the folds 41 and 43 (or the folds 42 and 44), it is folded to change from a three-dimensional shape to a flat shape. Therefore, the volume of the packaging box 1A can be made almost zero (hereinafter referred to as "reduction in volume"). By stacking in this state, the empty boxes of the used packaging boxes 1A can be efficiently stored, discarded and processed.

In the above embodiment, since the flap 36 can be easily divided by the weakened portion 7A, the packaging box 1A can be quickly changed from the rectangular parallelepiped state to the crushed state. Also, there is no need for a tool for that purpose, and it is not necessary to apply a particularly large force to the empty box to crush it.

The configuration of the fragile portion 7A provided on the bottom portion, that is, the flap 36 is not limited to the configuration of the first embodiment. In the other embodiments described below, the structure of the fragile portion is different from that of the first embodiment, and the description of the structure of the other portions is omitted.

FIG. 4 is a development view of the packaging box 1B of the second embodiment. The fragile portion 7B provided on the flap 36 is parallel to the first cutting guide line 72B formed by arranging the cuts 71B from one end to the other end of the flap 36 and the first cutting guide line 72B. And a second cutting guide line 73B formed at A knob 74B is provided between one end of the first cutting plan extension line 72B and one end of the second cutting guide line 73B. Further, the other end of the second cutting guide wire 73B is formed with a connecting portion 75B in which the cut 71B is not provided.

In order to reduce the volume of the packaging box 1B in the above-described configuration, the knob 74B should be pinched and pulled from one end of the fragile portion 7 toward the other end (direction of arrow b in the figure). Thus, a strip-shaped cutting piece 76B is formed which is cut along the cutting guide lines 72B and 73B and whose both sides are the cutting sides of the cutting guide lines 72B and 73B. When the cutting guide lines 72B and 73B are cut, the first cutting guide line 72B is completely cut to the other end. As a result, the bottom of the packaging box 1B is opened, and the volume can be easily reduced as shown in FIG.

On the other hand, since the second cut guide wire 73B is provided with the connecting portion 75B, the cut piece 76B is not completely separated and remains connected to the flap 36. Therefore, the cut pieces 76B are treated as an integral part of the packaging box 1B without becoming dust, and the dust can be prevented from being scattered.

FIG. 5 is a development view of the packaging box 1C of the third embodiment. In the packaging box of this embodiment, the fragile portion 7C is provided at the fold line 56 between the flap 36 and the side surface member 22. The fragile portion 7C has a first cutting guide wire 72C and a hole forming portion 73C.

The first cutting guide line 72C is composed of a plurality of cuts 71C arranged at a predetermined interval like a perforation along the fold line 56 located at the folding base end of the flap 36. . In addition, the hole forming portion 73C is located substantially at the center of the first cutting guide line 72C, and is configured by a plurality of notches 71C arranged in a mountain shape on the side surface member 22 side. The hole forming portion 73C includes a cutting portion 731C that is located in an elongated shape of the first cutting guide wire 72C, a cutting portion 732C that is located on a slope on one side of the mountain-shaped portion, and a mountain shape. And a fold line 733C located on the other side of the curved portion.

In the above structure, when the fragile portion 7C is broken, a finger is thrust into the hole forming portion 73C. As a result, the cut portion 731C and the cut portion 732C are broken, and the triangular cut piece 74C formed by this break is pushed into the finger and bent at the fold line 733C. As a result, the cut piece 74C is folded into the back side of the side member 22, and a hole is formed in the central portion of the first cutting guide line 72C. Next, when the inserted finger is moved in the left-right direction from the hole forming portion 73C along the first cutting guide line 72C, it is easily broken by the notch 71C of the first cutting guide line 72C and the flap 36 can be separated from the side members 22. As a result, the bottom of the packaging box 1C is opened, and the volume is reduced as in the first embodiment.

Here, the shape of the hole forming portion 73C may be a mountain shape (triangular shape) or another shape such as a rectangle, and the formed position is one of the first cutting guide lines 72C. May be the end of. In this case, the cutting portion 731C formed by the notch 71C is formed so as to overlap the fold line 41 (or the fold line 42), and the fold line 733C extends from the first cutting guide line 72C to the fold line 41 (or the fold line 42). It will be installed on the slope. The formation position of the hole forming portion 73C is not limited to the side material 22 side, and may be the other flap 36 side described above. Further, the hole forming portion 73C is formed at a corner portion on the side surface material 21 or side surface material 23 side, that is, a portion where the fold line 41 and the fold line 55 intersect, or a portion where the fold line 42 and the fold line 57 intersect. Good. In this case, the cut portion 731C and the cut portion 732C are formed to overlap the fold line 57 or the fold line 42, and the fold line 733C is provided obliquely from the fold line 41 to the fold line 55 (or the fold line 42 and the fold line 57). .

Further, the fragile portion 7C may be provided on the flap 38 located below the flap 36. That is, in this embodiment, the hole forming portion 73C may be located anywhere as long as the hole forming portion 73C is connected to the first cutting guide wire 72C.

FIG. 6 is a development view of the packaging box 1D of the fourth embodiment. The flap 38 is provided with a glued portion 8D for gluing, and when the packaging box 1D is assembled, an adhesive portion is formed between the flap 38 and the flap 36 which is glued with the glue. It In the flap 36, a brittle portion 7D is provided at a position corresponding to this adhesive portion so as to surround the corresponding position. That is, in the assembled state of the packaging box 1D, the fragile portion 7D is provided at a position surrounding the glued place.

Since the glued portion 8D is a long and thin rectangle, the fragile portion 7D has an elongated strip shape (long and thin rectangle) according to the shape. The fragile portion 7D has a third cut guide line 72D formed by a short cut 71D arranged like a perforation, and a long cut 73D located at both ends of the fragile portion 7D. It has an outlet 74D. The glued portion of the flap 36 is entirely surrounded by the third cutting guide line 72D and the cut 74D.

With the above-mentioned configuration, when the corner portion of the flap 36 of the packaging box 1D is pinched and peeled off, as shown in FIG. 7, it is formed inside the fragile portion 7D at the cut portion 74D. The cut piece 75D is separated from the flap 36 while being adhered to the flap 38 side. When the flap 36 is further peeled off, it breaks at the portion of the third cutting guide line 72D, and the cut piece 75D is completely separated from the flap 36 while being adhered to the flap 38. As a result, the connection between the flap 36 and the flap 38 is released, the bottom is opened, and the packaging box 1D can be easily flattened.

The shape of the fragile portion 7D can be an arbitrary shape such as a circle or a heart shape according to the shape of the glued portion 8D. If the glued portion 8D is provided at a plurality of positions, a plurality of fragile portions 7D can be provided according to the position of the glued portion 8D. Further, it is preferable that the cutout 74D is provided on the side where the peeling of the flap 36 is started, for example, at a position close to the open side end or the open side corner of the flap 36. With such a position, when the flap 36 is peeled off, first, the flap 36 and the cutting piece 75D are easily separated at the cut 74D, and then the break along the third cutting guide line 72D is easy. Because it will be. Further, the fragile portion 7D may be provided in the flap 38 at a position surrounding the glued portion 8D.

In addition to the above-described embodiment, the so-called sack box not provided with the flaps 34, 38 like the fifth embodiment shown in FIG. 8 similarly has the flaps 36 fragile portions 7A, 7B, 7C. , 7D can be provided. For example, a case where a weak portion similar to that of the third embodiment is provided will be taken as an example. In this embodiment, a glued portion 8E is provided at a portion of the sack 361 provided at the tip of the flap 36.

The fragile portion 7E has a first cutting guide wire 73E and a hole forming portion 72E. The first cutting guide line 73E is composed of a plurality of notches 71E arranged at predetermined intervals as if perforations were made along the fold line 56 located at the folding base end of the flap 36. Further, the hole forming portion 72E is located at substantially the center of the first cutting guide line 73E and is constituted by a plurality of cuts 71E arranged in a semicircular shape on the side surface member 22 side.

In the above structure, when the fragile portion 7E is broken, a finger is thrust into the hole forming portion 72E. As a result, the semicircular cutting piece 74E is pushed into the finger and bent at the fold line 56. As a result, the cutting piece 74E is folded into the back side of the flap 36, and a hole is formed in the central portion of the first cutting guide wire 73E. Next, when the inserted finger is moved in the left-right direction from the hole forming portion 72E along the first cutting guide line 73E, it is easily broken by the notch 71E of the first cutting guide line 73E and the flap 36 can be separated from the side members 22. As a result, the bottom of the packaging box 1E is opened, and the volume is reduced as in the first embodiment. In addition to the above case, a fragile portion having the same shape as the hole forming portion 72E may be provided at the connection position where the glued portion 8E is connected to the side surface member 24.

Next, a sixth embodiment will be described. As shown in FIG. 9, the flap 38 is provided with a glued portion 8F, and the flap 36 is adhered to the glued portion 8F. In the vicinity of the adhesive portion formed when the flaps 36 are adhered, a fourth cut 71F is formed by arranging the cuts 71F on the base end side (fold line 56 side) of the flaps 36 located on the outside during packaging. A fragile portion 7F including the cutting guide line 72F is provided. The cut 71F is connected to one end of the flap 36 and reaches the middle of the flap 36.

In the above structure, as shown in FIG. 10, when the flap 36 is peeled off so as to break the fragile portion 7F, a gap is formed between the flap 36 and the flap 38 so that a finger can be inserted. By using this gap as a peeling port 9, a finger can be moved along the adhesive portion (the glued portion 8F) to completely peel the flap 36 from the flap 38.

In this embodiment, since the weak portion is not so large, the volume can be easily reduced without lowering the strength of the entire packaging box.

The present invention is not limited to the embodiment described above, but can be used in a box other than the packaging box, a container whose opening is opened in advance, and the like.

[0046]

[Effect of device]

 According to the packaging box of the present invention described above, by breaking at the fragile portion, the opening and the bottom can be easily opened, and the volume of the box can be easily reduced. In particular, when breaking, there is no need for tools or instruments for breaking, there is no need to apply any special force to crush the box, and it is easy to operate, and the volume of the box can be quickly reduced. And are possible.

[Submission date] November 15, 1994

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0019

[Correction method] Change

[Correction content]

The flaps 31 to 34 are flaps provided on the opening side, and the flaps 35 to 38 are flaps that form the bottom of the packaging box 1A. Packaging box 1A is in a state of bonding the overlap width 241 and the side member 21, houses the objects to be packaged, by closing the flap and the bottom side of the flap opening side, assembled to unpacking.

[Brief description of drawings]

FIG. 1 is a development view of a packaging box according to a first embodiment of the present invention.

FIG. 2 is a partial perspective view of the bottom of the packaging box, showing how the fragile portion is broken.

FIG. 3 is an overall plan view of a used packaging box folded at a fold line and crushed into a flat state.

FIG. 4 is a development view of a packaging box according to a second embodiment.

FIG. 5 is a development view of a packaging box according to a third embodiment.

FIG. 6 is a development view of a packaging box according to a fourth embodiment.

FIG. 7 is a partial perspective view of the bottom portion of the packaging box showing the manner of breaking the fragile portion in the fourth embodiment.

FIG. 8 is a partial development view of the packaging box of the fifth embodiment.

FIG. 9 is a development view of the packaging box of the sixth embodiment.

FIG. 10 is a partial perspective view of the bottom of the packaging box showing a state in which the adhesive portion is peeled off in the packaging box of the sixth embodiment.

[Explanation of symbols]

 1A, 1B, 1C, 1D Packaging box 21-24 Side material 241 Paste allowance 31-38 Flap 321 Slit 341 Protrusion 361 Suck 41-44 Fold 51-58 Fold 6 Open part 61 Notch 62 Knob 7A Weak part 71A Notch 72A 1st Cutting guide line 73A Second cutting guide line 74A Knob 8A Glued part 7B Weak part 71B Notch 72B First cutting guide line 73B Second cutting guide line 74B Knob 75B Coupling part 76B Cutting piece 7C Weak part 71E Notch 72C 1st cutting guide line 73C Hole forming part 731C Cutting part 732C Cutting part 733C Fold 74E Cutting piece 7D Weak part 71D Cut 72D Third cutting guide line 73D Cut 74D Cut 75D Cutting piece 8D Cutting part 7E Cutting part 71E Off Cutting guide line 73E Cutting piece 8E Glued portion 7F Weakened portion 71F Cut 72F Second cutting guide line 8F Glued portion 9 Peeling opening

─────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] November 15, 1994

[Procedure Amendment 2]

[Document name to be corrected] Drawing

[Name of item to be corrected] Figure 5

[Correction method] Change

[Correction content]

[Figure 5] ─────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] March 11, 1995

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be corrected] Claim 5

[Correction method] Change

[Correction content]

Claims (8)

[Scope of utility model registration request] 1. A four-piece continuous loop formed through a fold line.
A pair of side members and a pair of facing side members each having a flap that is continuously provided in a foldable manner on each side of each side member, and the bottom portion is formed by folding and connecting the respective flaps to each other. A box which is characterized in that a fragile portion is provided on at least one of the flaps, and the flap can be broken at the fragile portion to open the bottom portion. 2. The four connected in a loop through a fold line.
A pair of side members, and a flap that is foldably connected to one side edge of one of the pair of side members facing each other, and the front end portion of the flap is folded. A box that constitutes a bottom portion by connecting one side edge of the other side member, wherein a fragile portion is provided at the flap or the connection position of the flap, and the flap is ruptured at the fragile portion to form a bottom portion. A box that can be opened. 3. A loop-shaped continuous structure having a fold line between them.
A pair of side members, a flap foldably connected to each of the opposite side edges of the pair of side members, and an adhesive portion for adhering the flaps to one of the flaps. A box having a bottom portion by folding each of the flaps and adhering them to each other, wherein one of the flaps is provided with a fragile portion at a position surrounding the adhesive portion, and the flap is provided at the fragile portion. A box characterized in that it can be broken to open the bottom. 4. The box according to claim 1, wherein the fragile portion has a first cutting guide line formed by arranging a plurality of cuts. 5. The first cutting guide wire is formed from one end side to the other end side of the flap.
Box described in. 6. A second cutting guide line is further provided with respect to the first cutting guide line, and the second cutting guide line is formed from an end side on a rupture start end side to the middle of the flap. The box according to claim 5, wherein 7. The first cutting guide wire is provided at a folding base end portion of the flap, and a hole forming portion formed by arranging a plurality of cuts is connected to the first cutting guide wire. The box according to claim 5, wherein 8. The four connected in a loop through folds
A pair of side members, and a pair of opposing side members on each side of one side, each of which has a flap that is foldably connected in series and an adhesive portion that adheres the respective flaps to each other. A box that constitutes a bottom part by folding and adhering at the adhesive portion, wherein a flap located outside of each of the flaps is provided with a fragile portion in the vicinity of the adhesive portion, and the fragile portion is adhered to the adhesive portion. A box characterized by being used as an opening for the part.