JP2021031078A - carton - Google Patents

Abstract

To provide a carton used for storing an inner bag therein storing food, openable by double-folding a body part, and allowing selection of a size of the carton according to a storage space.SOLUTION: In a carton of the present invention, the upper side and the bottom side of the body part formed of a front panel, a rear panel and right and left side panels are closed by a top face panel and a bottom face panel. At a central part of the front panel and the right and left side panels, a zipper formed of a first break line and a second break line is provided for forming a narrow slit traversing the panel from an end part of the rear panel side of one side panel to an end part of the rear panel of the other side panel. The first break line is positioned at a center of the body part, and a folding line connecting both ends of the first break line is provided on the rear panel.SELECTED DRAWING: Figure 1

Description

The present invention relates to a carton containing an inner bag containing food, and more particularly to a carton in which a zipper can be cut and folded in half.

Conventionally, a carton in which a zipper consisting of two breaking lines is formed is widely used as a carton for storing a plurality of inner bags containing powdered, granular, and solid foods (for example, Patent Document 1). reference). The carton of Patent Document 1 consists of a body consisting of a front panel, a side panel, a rear panel, and a side panel, and a top panel and a bottom panel that close the top and bottom of the body, and tears and opens the zipper provided on the front panel. , It was accommodated by tearing the perforations connecting both ends of the zippers formed on the side panels on both sides and the fold lines formed on the rear panel, and forming a lid that can be opened and closed using the fold lines of the rear panel as hinges. Of the plurality of inner bags, the required inner bag can be easily taken out, and the remaining inner bag can be stored in a shelf, a refrigerator, etc. with a lid, which is a convenient carton form.

However, although the remaining inner bag is housed in the carton before opening, the size of the carton is the same as before opening, so the same space is used even though the number of inner bags has decreased by consuming it. There is a problem that is required. On the other hand, consumers and food companies can easily take out the inner bag, and the size of the carton containing the remaining inner bag can be conveniently changed according to the size of the storage place. The development of a carton is requested.

Japanese Unexamined Patent Publication No. 2003-155029

The present invention has been made in view of such problems, and an object of the present invention is that it can be used as a carton containing an inner bag containing food, and can be opened by bending the body and folding it in half. The purpose is to provide a carton with a selectable carton size depending on the storage space.

In order to achieve the above object, the carton of the present invention is a carton in which the upper and lower parts of a body composed of a front panel, a back panel, and left and right side panels are closed by a top panel and a bottom panel. Of the left and right side panels around the center of the front panel and the left and right side panels, the side of the back panel of one of the side panels to the side of the back panel of the other side panel. A zipper consisting of a first breaking line and a second breaking line for forming a narrow slit that reaches the end edge of the surface and crosses the side panel, the front panel, and the other side panel is provided. Of the zippers, the first break line is located at the center of the body in the vertical direction, and the back panel is a folding line connecting both ends of the first break line located at the center of the body in the vertical direction. Is provided.

Further, according to the second aspect of the present invention, in the carton according to the first aspect, the front panel has the zipper on the side of the top panel or the side of the bottom panel of the second breaking line. It is characterized by having a cut line.

The present invention according to claim 3 is characterized in that, in the carton according to claim 1 or 2, the back panel is provided with a cutting line connecting both ends of the second breaking line. It is something to do.

Further, in the present invention according to claim 4, two inner bags are arranged in a row in a direction in which the top panel and the bottom panel face each other in the carton according to any one of claims 1 to 3. It is characterized by being built-in.

The carton of the present invention can be used as a carton containing an inner bag containing food, can be opened by folding the body in half, and the size of the carton can be selected according to the storage space. , Convenience can be improved.

It is a perspective view which shows the 1st Embodiment of the carton which concerns on this invention. It is a development view of the blank assembling the carton of FIG. It is explanatory drawing which shows the use state of the carton which concerns on this invention. FIG. 3 is a cross-sectional view taken along the line AA of FIG. 3 (a). It is a developed view of the blank assembling the carton of the 2nd Embodiment of the carton which concerns on this invention. It is explanatory drawing which shows the use state of the carton which assembled the blank of FIG.

Next, an embodiment of the present invention will be described in detail with reference to the drawings.

FIG. 1 is a perspective view showing a first embodiment of the carton according to the present invention, FIG. 2 is a developed view of a blank for assembling the carton of FIG. 1, FIG. 3 is an explanatory view showing a usage state of the carton according to the present invention, and FIG. 3A is a sectional view taken along line AA of FIG. 3A, FIG. 5 is a developed view of a blank for assembling the carton of the second embodiment of the carton according to the present invention, and FIG. 6 is a usage state of the carton assembled with the blank of FIG. In the figure, C is a carton, B and B'are blanks, D is a body, 10, 30 are side panels, 11, 12, 31, and 32 are folding pieces, and 20 is a front panel, 21. Is the cut line, 40 is the back panel, 41 is the fold line, 42 is the cut line, 50 is the bonded piece, 51, 52, 53 are the cuts, 60 is the top panel, 61 is the top inner panel, 61a, 71a Cut, 70 is bottom panel, 71 is bottom inner panel, 80 cut pieces, Z is zipper, Z1 is first break line, Z2 is second break line, Z3 is break start part, S is slit, P is inner bag, P'indicates the inner bag in which a part of the food is consumed, G indicates the product, V1 and V2 indicate the small box, and h1 and h2 indicate the height of the small box.

FIG. 1 is a perspective view showing a first embodiment of a carton according to the present invention. In this carton C, the front panel 20 and the back panel 40, and the top panel 60 has upper and lower openings of a tubular body D in which one side panel 30 on the left and right sides and the other side panel 10 face each other. It is an appearance of a vertically long flat shape having a substantially rectangular parallelepiped shape which is closed by a bottom panel 70. For convenience, the top panel 60 side shown in FIG. 1 is on the top, the bottom panel 70 side is on the bottom, the side panels 30 on the left and right side panels are on one side (right), and the side panel 10 is on the other side. Sometimes called (left). Then, the carton C contains an inner bag P (see FIG. 3) containing food, and is regarded as a product G.

The carton C has a front panel 20, left and right side panels 30, and 10 that form a body D, and a narrow slit S (a narrow slit S that crosses one side panel 30, the front panel 20, and the other side panel 10 around the center. A zipper Z composed of a first breaking line Z1 and a second breaking line Z2 for forming (see FIG. 3) is provided. The zipper Z has a breaking start portion Z3 on the side end side of the back panel 40 of one side panel 30, with the portion as the starting point of breaking, and on the side end side of the back panel 40 of the other side panel 10. The end point is the relevant part. The fracture start portion Z3 may be formed on either of the left and right side panels, and may be formed on the end side of the other side panel 10 on the back panel 40 side.

The first breaking line Z1 and the second breaking line Z2 of the zipper Z have a configuration in which cuts and non-cuts are alternately arranged. The first breaking line Z1 and the second breaking line Z2 are formed substantially in parallel at predetermined intervals. The predetermined interval is the width of the slit S (see FIG. 3) formed when the zipper Z is cut, and is arbitrarily determined according to the heights h1 and h2 of the small boxes V1 and V2, which will be described later. Will be done. The width of the slit S corresponds to the difference (h2-h1) between the heights h1 and h2 of the small boxes V1 and V2, respectively, and is preferably 5 mm to 50 mm. The shape of the cut is hook-shaped, perforated, or the like, and hook-shaped is more preferable. A U-shaped cut is provided at the starting point of the break of the break start portion Z3 so that the start of the break can be facilitated. The open side of the U-shaped cut is the ridge side of the front panel 20 and the side panel 30.

The carton C is made into a product G by assembling the blank shown in FIG. 2 and incorporating an inner bag P containing food.

FIG. 2 is a developed view of a blank B for assembling the carton C according to the first embodiment of FIG. 1. The blank B is made by punching a paperboard into the shape shown in FIG. 2, and is vertically elongated as shown in the drawing. The side panel 10, the front panel 20, the side panel 30, the back panel 40, and the bonding piece 50 are sequentially provided via vertical folding lines. A top panel 60 is connected to the upper side of the front panel 20, a bottom panel 70 is connected to the lower side via a horizontal folding line, a top inner panel 61 is provided on the upper side of the back panel 40, and a bottom inner panel 71 is provided on the lower side. They are connected in series via horizontal polygonal lines. Further, on the side panel 10 and the side panel 30, folding pieces 11, 12, 31, and 32 are continuously provided on the upper side and the lower side of the side panel 10 and the side panel 30 via horizontal folding lines.

The front panel 20 and the left and right side panels 10 and 30 constituting the body D are located at the center in the vertical direction from the end side of the side panel 10 to the end adjacent to the back panel 40 of the side panel 30 via the front panel 20. The zipper Z leading to the side is formed across the front panel 20 and the left and right side panels 10 and 30. The first breaking line Z1 of the zipper Z is arranged at a position that bisects the length of the front panel 20, the left and right side panels 10, and 30 in the vertical direction. The second breaking line Z2 of the zipper Z crosses the front panel 20, the left and right side panels 10, 30 in parallel with the first breaking line Z1 at a position below the first breaking line Z1 at a predetermined interval. It is arranged. The right end of the zipper Z arranged on the side panel 30 is provided with a break start portion Z3 formed of a U-shaped cut.

The U-shaped cut consists of a parallel first stroke, a third stroke, a second stroke connecting one end of the first stroke and the third stroke, and the first stroke is shared with the first breaking line Z1. The third stroke consists of an inclined line that descends from one end toward the second breaking line Z2, the second stroke is located on the vertical folding line where the side panel 30 and the back panel 40 are adjacent to each other, and the length of the second stroke is It is smaller than the distance between the first break line Z1 and the second break line Z3. The shape of the breaking start portion Z3 is not limited to the shape shown in FIG. 2, the length of the second drawing is the same as the distance between the first breaking line Z1 and the second breaking line Z2, and the third drawing is the second drawing. It may be shared with the break line Z2.

The back panel 40 is provided with a folding line 41 at a position that bisects the length of the back panel 40 in the vertical direction, and the left end is the first breaking line Z1 at the end where the side panel 30 and the back panel 40 are adjacent to each other. It is connected to the right end of. Further, the back panel 40 is provided with a cutting line 42 having a second breaking line Z2 extending in parallel with the folding line 41. Although the cutting line 42 will be described later, it is preferable to provide the cutting line 42, and the volume of the carton can be reduced after the inner bag P is completely consumed. Further, in the vertical folding line adjacent to the back panel 40 and the bonding piece 50, a notch 53 is formed between the folding line 41 and the cutting line 42, and further, the cuttings 51 and 52 are formed in the bonding piece 50. The notch 51 is located on the extension line of the folding line 41, the notch 52 is located on the extension line of the cutting line 42, and the notches 51, 52, and 53 are independent of each other and have a U-shape. It is formed. A plurality of cuts 61a and 71a are provided on the surfaces of the top surface inner panel 61 and the bottom surface inner panel 71, and these cuts become glue pools when sacked with an adhesive to improve adhesiveness. Is.

The blank B of FIG. 2 is assembled, and the inner bag P is built in the carton C to form the product G shown in FIGS. 1 and 3. As an example of the forming method, first, the blank B of FIG. 2 is attached with a sack, these are supplied to the carton supply section of the carting machine, and the inner bag P is built in to form the product G. Specifically, first, the blank B is bent along a vertical folding line in which the side panel 30 and the back panel 40 are connected in series, and the front side of the bonded piece 50 and the back side of the side panel 10 are bonded with an adhesive and folded in half. Fold it (called a sack pasted state). The blank with the sack attached is transported to the filling and packaging process.

In the filling and packaging process, a plurality of blanks in a sack-attached state are supplied to the supply section of the carting machine. Then, the blank in the sack-attached state is laid out in a tubular shape to form a body D composed of a front panel 20, a back panel 40, and left and right side panels 10 and 30, and either the top panel 60 or the bottom panel 70 is formed. Is closed, one opening is closed, the inner bag P is built in from the other opening, and then the other opening is closed. To close the top panel 60, the folding piece 11.31 is folded inward, then the top inner panel 61 is bent, and the top panel 60 is bent on the folding piece, and the top panel 60 is polymerized and bonded via an adhesive. Similarly, to close the bottom panel 70, the folded pieces 12 and 32 are folded inward, then the bottom inner panel 71 is bent, and the bottom panel 70 is bent from above via an adhesive to polymerize and bond. By these operations, the product G in which the inner bag P is built in the carton C shown in FIG. 1 is completed.

The completed product G is collectively packaged in corrugated cardboard, distributed, and then displayed and displayed at the store for sale.

Further, as an example of another method, the blank B is conveyed to the filling and packaging process as it is, and in the filling and packaging process, the blank B is supplied to the carton former of the carting machine, and first, the blank B is adjacent to the four sides of the back panel 40. The bonded piece 50, the top surface inner panel 61, the bottom surface inner panel 71, and the side panel 30 are bent along vertical and horizontal folding lines to stand up to form a tray, and a predetermined number of inner bags P are filled in the tray. Next, the front panel 20 was bent along the vertical fold line, the side panel 10 was further bent along the vertical fold line, the opening of the tray was closed, and the outer surface of the laminated top surface inner panel 61 and the inner surface of the top surface panel 60 were polymerized. The inner bag P is built in the carton C shown in FIG. 1 by bonding the outer surface of the bonded piece 50, the inner surface of the side panel 10, and the inner surface of the polymerized bottom inner panel 71 and the bottom panel 70 with, for example, hot melt adhesive. The product G is produced. The folding pieces 11 and 31 are folded inside the top surface inner panel 61, and the folding pieces 12 and 32 are folded inside the bottom surface inner panel 71 when the tray opening is closed.

FIG. 3 is an explanatory diagram showing a usage state of the carton according to the present invention. The consumer who purchased the product G in which the inner bag P is built in the carton C first picks the break start portion Z3 with a finger as shown in FIG. 3 (a), and first picks the zipper Z with the first break line Z1 and the second break line Z1 and the second. The tear is completed along the break line Z2, and when the edge of the side panel 10 and the notch 53 are reached, the tear is completed and the cut piece 80 is removed. By removing the cut piece 80, the slit S is formed and a part of the inner bag P is exposed. Next, the small box V1 and the small box V2 are formed by folding the outer surfaces of the back panel 40 so as to face each other along the folding line 41 and folding the back panel 40 in half. FIG. 3B shows a state in which the small boxes V1 and V2 are formed and the inner bag P is built in each of the small boxes V1 and V2, respectively.

Since the folding line 41 is formed at a position that divides the vertical direction of the back panel 40 into two equal parts, the bottom panel 70 of the small box V1 and the top panel 60 of the small box V2 are substantially flush with each other, and the small box V1 and the small box are substantially flush with each other. V2 can be stably placed vertically. It is also possible to stack the small boxes V1 or the small box V2 horizontally in two layers with the small box V1 or the small box V2 facing down. Since the height h1 of the small box V1 is smaller than the height h2 of the small box V2, the small box V1 and the small box V2 can be easily distinguished.

FIG. 4 is a cross-sectional view taken along the line AA of FIG. 3 (a). In the product G, two inner bags P are built in one row in the direction in which the top panel 60 and the bottom panel 70 face each other in the carton C. Has been done. It should be noted that the built-in inner bag P is arbitrary as long as it is two or more.

As the base material that can be used for the carton C of the present invention, paperboard such as coated balls, kraft balls, Manila balls, and card paper can be used, and the basis weight is preferably about ^{300 to 450 g / m 2.} Usually, the surface of the base material is printed by a printing method such as offset, gravure, flexography, etc., and a surface coating is performed to give a glossy feeling and a matte feeling to the printed surface according to a demand. Furthermore, embossing is performed to give a sense of quality.

FIG. 5 is a developed view of a blank for assembling the carton of the second embodiment of the carton according to the present invention, in which the blank B'is the bottom panel 70 with respect to the second breaking line Z2 of the zipper Z provided on the front panel 20. A cut line 21 is provided on the side. When the second breaking line Z2 is provided on the top panel 60 side of the first breaking line Z1, the cut line 21 is provided on the top panel 60 side with respect to the second breaking line Z2. The cut line 21 is provided in a straight line along the second breaking line Z2, and both ends are slightly folded back toward the second breaking line Z2. The cut line 21 is for resealing the opening of the inner bag P'(see FIG. 6) in which a part of the food is consumed, and if it can be resealed, the shape may be other than the shape shown in FIG. It can be formed, for example, in a bow shape bulging toward the bottom panel 70 side. Other than that, it is the same as the blank B for assembling the carton C of the first embodiment, and the same reference numerals are given and the description thereof will be omitted.

FIG. 6 is an explanatory diagram showing a usage state of the carton of the second embodiment in which the blank of FIG. 5 is assembled, the carton C of the first embodiment and how to assemble it, the method of tearing the zipper Z, and the production of the small boxes V1 and V2. The method is the same and has the same reference numerals. In the carton of the second embodiment, the inner bag P is opened and the food is taken out as much as necessary. If the food remains, the opening is folded and the inner bag P'in which a part of the food is consumed is put into the small box V1. It can be easily resealed by accommodating and inserting the folded tip into the cut line 21. Therefore, a tool such as a clip for resealing is not required, which provides a convenient function. Furthermore, since the small box V1 is smaller in height than the small box V2, the inner bag P'in which a part of the food contained in the small box V1 and the small box V2 is consumed and the unopened inner bag P can be separately stored, which is extremely high. It will be convenient. Further, the small boxes V1 and V2 can be vertically or horizontally placed according to the size of the storage space, and can be stored in the storage space provided in the refrigerator door. Further, since the cut line 42 is provided, when the food in the inner bag P'or the inner bag P is completely consumed, the small box V1 becomes unnecessary and can be cut and discarded by the cut line 42. Space can be saved in the storage location. Examples of the food contained in the inner bag P include granules, powders, and the like, such as dashi stock, stew, stew mix, beef stew, and seasonings.

It should be noted that the embodiments described so far list typical embodiments of the carton according to the present invention, and the carton according to the present invention is not limited to this and does not deviate from the gist of the present invention. All of the categories are included in the present invention.

C Carton B, B'Blank D Body 10, 30 Side panel 11, 12, 31, 32 Folded piece 20 Front panel 21 Cut line 40 Back panel 41 Folded line 42 Cut line 50 Laminated piece 51, 52, 53 Cut 60 Top panel 61 Top inner panel 61a, 71a Cut 70 Bottom panel 71 Bottom inner panel 80 Cut piece Z zipper Z1 First break line Z2 Second break line Z3 Break start S Slit P Inner bag P'Part of food Consumed inner bag G product V1, V2 small box h1, h2 Small box height

Claims (4)

In a carton with a built-in inner bag containing food
A carton in which the top and bottom panels of the body, which consists of the front panel, back panel, and left and right side panels, are closed by the top panel and bottom panel.
Of the left and right side panels around the center of the front panel forming the body portion and the left and right side panels, the side panel of one of the side panels to the side of the back panel of the other side panel. A zipper consisting of a first breaking line and a second breaking line for forming a narrow slit extending to the side edge of the back panel and crossing the one side panel, the front panel, and the other side panel is provided. Has been
Of the zipper, the first breaking line is located at the center of the body in the vertical direction, and
A carton characterized in that the back panel is provided with a folding line connecting both ends of the first breaking line located at the center in the vertical direction of the body portion. The carton according to claim 1, wherein the front panel is provided with a cut line on the side of the top panel or the side of the bottom panel of the second breaking line of the zipper. The carton according to claim 1 or 2, wherein the back panel is provided with a cutting line connecting both ends of the second breaking line. A product according to any one of claims 1 to 3, wherein two inner bags are arranged side by side in a direction in which the top panel and the bottom panel face each other.

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