JP2002337859A - Lidded carton - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lidded carton composed of a carton main body and a lid, both being connected to each other in the shape of covering the carton main body with the lid, wherein the unsealing of the carton is easy, the lid can properly be locked to the carton main body in resealing the carton, and this structure is adaptable even for a flat carton. SOLUTION: The lidded carton is composed of a bottomed, rectangularly cylindrical carton main body provided with a side surface sheet at each of right and left side parts of a bottom sheet, a front surface sheet at a front part thereof, and a rear surface sheet at a rear part thereof, and a lid provided with a lid side surface sheet at each of right and left side parts of a lid sheet and a lid front surface sheet at a front part thereof, and formed by providing connectively a locking adhesive piece to each of both ends of the lid front surface sheet and by adhering the locking adhesive piece to the inside of the lid side surface sheet at each of right and left side parts, respectively. The lid sheet is connectively provided to an upper edge of the rear surface sheet of the bottom sheet so that the lid can be fitted on an upper outer side of a body of the carton main body. In this lidded carton, a loose engaging piece provided with engaging portions at both side parts thereof is extendedly provided to the front surface sheet, and a locking space is provided in an upper part of each locking adhesive piece which corresponds to each loose engaging piece and which is adhered to each lid side surface sheet. Thus, when the lid is fitted on the carton main body, the loose engaging pieces can be engaged with the locking adhesive pieces.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carton with a lid used for storing confectionery and the like, and more particularly, to a carton with a lid having an engagement mechanism.

[0002]

2. Description of the Related Art Conventionally, there are various types of cartons having a resealing function in a carton with a lid. For example,
As a typical form, as shown in FIG. 11, a loose engaging piece is continuously provided on the front plate of the carton main body, and the loose engaging piece is bent toward the outer surface side of the front plate, and when the lid is covered, There is a type in which the lid front plate is locked by a loose engagement piece.

[0003]

However, in the conventional carton having a reseal function, the loose engagement piece is bent outside the front plate, so that a gap is provided between the carton body and the lid when the carton is opened. However, there is a problem of not resealing properly. Furthermore, it has been difficult to apply the method to flat cartons having a low height.

According to the present invention, in a carton with a lid in which the carton body and the lid are connected in a shape that covers the carton body, the lid can be easily opened, and the lid can be properly locked to the carton body when resealing. It is an object of the present invention to provide a carton with a lid that can be applied to a flat carton.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a bottomed rectangular tube having side plates on the left and right sides of a bottom plate, a front plate on a front portion, and a rear plate on a rear portion. -Shaped carton body, a lid side plate on the left and right sides of the lid plate, a lid front plate on the front part, locking adhesive strips are connected to both ends of the lid front panel, and the locking adhesive strips are respectively attached. An upper edge of the rear plate so that the lid can be fitted to an upper outer side of a body portion of the carton main body. In a carton with a lid provided with the lid plate connected to the front plate, a disengagement engagement piece provided with engagement portions on both sides is extended on the front plate, and adhered to the lid side plate corresponding to the release engagement piece. A locking space is provided in the upper portion of the locking adhesive piece, and when the lid is fitted to the carton body, the locking engagement piece is A lidded carton, characterized in that a locking adhesive strip was engageable.

According to the present invention, in a carton with a lid in which the carton body and the lid are connected in a shape that covers the carton body, the lid can be easily opened and the lid can be properly locked to the carton body when resealing. It is possible to obtain a carton with a lid which can be applied to a flat carton.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a carton with a lid according to the present invention will be described in detail below. The same parts in the different drawings are denoted by the same reference numerals.

FIG. 1 is a perspective view showing an example of a first embodiment of a carton with a lid according to the present invention. The carton A with a lid is composed of a carton body 1 and a lid 2. The carton body 1 and the lid 2 are connected by a broken line j, and the broken line j is used as a hinge so that the lid 2 can be fitted to the upper outside of the carton body 1. Further, there is provided an engagement mechanism in which the engagement portions 16a, 16a of the loose engagement piece 16 provided continuously with the front plate 12 of the carton main body 1 engage with the inner surfaces of the lid side plates 21, 21 of the lid 2.

FIG. 2 is an exploded view showing a blank of the carton A with a lid according to the present invention. In the blank 3A, a part of the carton body 1 and a part of the lid 2 are connected by a broken line j (hinge).

The carton body 1 has side plates 11 and 11 on both left and right sides of the bottom plate 10 through folding lines a.
The front plate 12 is connected to the front side via a fold line b, and the rear plate 13 is connected to the rear side via a fold line c. Adhesive pieces 14 and 14 are continuously provided on the left and right sides of the front plate 12 via folding lines d and d, respectively.
The adhesive strip 1 is provided on the left and right sides of the
5, 15 are connected in series. Further, a loose engaging piece 16 is continuously provided on the front plate 12 via a broken line f. The loose engagement piece 16 is connected to the front plate 12 so as to be freely bent and can be formed in a quadrilateral, a rounded quadrilateral, or the like. Engagement portion 16a so as to be located outside the extension of the polygonal line a of
16a. That is, the portions on both sides located outside the extension of the broken line a are the engagement portions 16a. The maximum width is preferably in the range of 1 to 2 mm.

The lid 2 is formed by connecting lid side plates 21 and 21 to the right and left sides of the lid face plate 20 via folding lines g and g, respectively, and connecting the front side of the lid front plate 22 via a folding line h to the front side. Are connected. Locking adhesive pieces 23 are continuously provided on the left and right sides of the lid front plate 22 via folding lines i.
The lower sides of the locking adhesive pieces 23, 23 are located inside the extension of the broken line h of the top plate 20 and the lid front plate 22.

A cover face plate 20 is connected to the upper edge of the rear face plate 13 via a broken line j (hinge) so that the cover 2 can be fitted to the upper outside of the body of the carton main body 1. The part of the carton body 1 and the part of the lid 2 are connected.

Further, after the contents 4 are stored, the lid 2 is fitted to the carton main body 1 to protect the contents 4 and impart virginity, and the lid 2 is attached to the front plate 12 of the carton main body 1. The lid front plate 22 is bonded. In this embodiment, this bonding is performed so that the lid 2 can be easily opened from the carton body 1.
The partial bonding portion 22a of the lid front plate 22 of the lid 2 is bonded to the front plate 12 of the carton body 1, and the partial bonding portion 22a is opened at the time of opening.
Is formed in a shape that can be left on the entire surface plate 12.
As a method other than that of the present embodiment, there is a method in which the whole is wrapped with a film or the like or a seal is applied after the lid 2 is fitted in order to protect the contents 4 and impart virginity. .

In the form in which the lid front plate 22 is adhered to the carton main body 1, a zipper 5 is provided at the lateral center as shown in FIG. As shown in FIG. 3B, the outer portion 22 b is bonded to the front plate 12 of the carton body 1 or, as shown in FIG. There are shapes to be bonded.

Next, a process of assembling the carton A with a cover of the present embodiment from the blank 3A shown in FIG. 2 will be described with reference to the drawings.

First, assembling into a carton A with a lid folded from the blank 3, the front plate 12 is bent along the broken line b toward the bottom plate 10 as shown in FIG.
As shown in FIG. 4B, the top plate 20 is bent to the rear plate 13 side along the broken line j, and the partial bonding portion 22a of the lid front plate 22 is formed.
And the front plate 12. Thus, FIG.
Carton A with lid in folded state as shown in FIG.
Assemble.

Next, the folded carton A with the lid is raised and assembled by a known cartoning machine, and the contents 4 are filled and sealed.

First, the folded state is changed to the raised state as shown in FIG. Next, one of the open side surfaces S-1 and S-2 is formed.
In one side part S-1, the two adhesive pieces 14 and 15 are bent inward, and the side plate 11 is bent inward.
As shown in FIG. 2B, the adhesive pieces 14 and 15 are adhered and fixed. Then, the locking adhesive piece 23 is bent inward, and the lid side plate 21 is bent inward and bonded and fixed to the locking adhesive piece 23. As shown in FIG. -1 is formed.

Next, in the state shown in FIG. 5C, the contents 4 are inserted into the carton A with the cover from one side S-1 side, and the other side S-2 is also connected to one side. It is formed in the same manner as the part S-1 to form a carton A with a lid as shown in FIG. In this manner, the assembly of the carton A with the lid according to the present invention and the filling and packaging of the contents 4 can be performed.

Another method of assembling the carton A with a lid of the present invention from the blank 3A, filling the contents 4, and sealing the contents is a method of directly filling and packaging the contents 4 from the state of the blank 3. is there.

First, as shown in FIG.
The contents 4 are placed on the bottom plate 10 of the part of the carton body 1 of the above, and the front plate 12 and the rear plate 15 are perpendicular to the bottom plate 10.
Cause Then, as shown in FIG.
4, 14, 15, and 15 are folded inward, and the side plates 11,
11 is also raised at a right angle, and the adhesive pieces 14, 14, 15, 15 are bonded to the inside of the side plates 11, 11, respectively, thereby forming the carton main body 1 as shown in FIG.

Next, as shown in FIG. 6D, the top plate 20 of the cover 2 is put on the contents 4 and the cover front plate 22 is bent downward at right angles to the top plate 20. Then, as shown in FIG. 6-e, the locking adhesive pieces 23, 23 are folded inward, and the lid side plates 21, 21 are also bent downward at a right angle, and are locked inside the lid side plates 21, 21, respectively. The pieces 23, 23 are adhered to form a carton A with the lid 2 covered.

In such a carton A with a lid, the upper opening of the carton body 1 is opened and closed by rotating the lid 2 with the broken line j at the upper part of the rear panel 15 as a hinge. Then, the lid 2 can be fitted outside the upper part of the carton body 1.

Further, a locking space 24 is provided above the locking adhesive pieces 23, 23 bonded to the inside of the lid side plates 21, 21.
And a disengagement piece 16 having engagement portions 16a, 16a on both sides bent from the upper end of the front plate 12 and bent inward. The loose engaging piece 16 is bent toward the inside of the front plate 12, and the engaging portions 16 a, 16 a of the loose engaging piece 16 are engaged with the upper edge of the locking adhesive piece 23, so that the carton body 1 and the lid 2 Can be locked.

More specifically, when the lid 2 is fitted onto the upper part of the carton main body 1, the locking adhesive pieces 23, 23 bonded on the inner side of the lid side plate 21 become the front plate 12 of the carton main body 1. Engaging portions 16 at both ends of a free engaging piece 16
a, 16a and descends against this, and the engaging portion 16
a, 16a reach the upper edges of the locking adhesive pieces 23, 23,
The loose engagement piece 16 is restored slightly into the locking space 24 and engages with the upper edges of the locking adhesive pieces 23, 23.

Further, in order to secure the lock between the carton main body 1 and the lid 2, cut lines are provided at positions corresponding to the engaging portions 16a, 16a at both ends of the free engaging piece 16 of the locking space 24, It is also possible to adopt a method in which the engaging portions 16a, 16a are inserted into the cut lines and locked.

When the lid 2 is opened from the carton body 1, when the lid 2 is pulled up against the engaging force between the loose engaging piece 16 and the locking adhesive pieces 23, 23, the loose engaging piece 16 is bent. As a result, the engagement between the engaging portions 16a, 16a and the locking adhesive pieces 23, 23 is released, and the lid 2 can be removed from the carton body 1.

Next, a second embodiment of the present invention will be described below.

FIG. 7 is a perspective view showing one embodiment of the second embodiment of the carton with a lid according to the present invention, and FIG. 8 is a developed view showing the blank.

The carton B with lid according to the second embodiment of the carton with lid according to the present invention is the same as the carton A with lid according to the first embodiment except that the front plate 12
While the free engagement pieces 16 are continuously provided on the entire width of the side, the free engagement pieces 16 are continuously provided separately at both ends of the side of the front plate 12 of the carton body 1. . Separately into the both ends of the side of the front plate 12, the loose engagement pieces 16, 1
By providing 6, the carton body 1 and the lid 2 have an engagement mechanism, and the central portion of the piece of the front plate 12 is vacant, so that the stored contents can be easily taken out.

Next, a third embodiment of the present invention will be described below.

FIG. 9 is a perspective view showing an embodiment of the third embodiment of the carton with a lid according to the present invention, and FIG. 10 is a developed view showing the blank.

A carton C with a lid, which is one embodiment of the carton with a lid according to the third embodiment of the present invention, is configured such that the front plate 12 of the carton body 1 of the carton A with the lid according to the first embodiment is loosely engaged. The folded piece 17 is connected to the piece 16 via the broken line k, and the fixed piece 1 is connected to the folded piece 17 via the broken line l.
8 are extended. The folded piece 17 is bent downward at a broken line k at a right angle, and the fixed piece 18 is bent outward at a broken line 1 to be fixed to the bottom plate 10, so that the carton main body 1 has an engaging mechanism, It can be made hard to deform.

[0034]

According to the present invention, in a carton with a lid in which the carton body and the lid are connected in a shape that covers the carton body, a free engagement piece is provided on the upper side of the front plate of the carton body. By bending the engagement piece inward and also providing a locking space above the locking adhesive piece attached to the inside of the lid side plate, the free engagement piece is bent toward the inside of the front plate, The carton body and the lid can be locked by engaging with the upper edge of the locking adhesive piece, so that the lid can be easily opened, and the lid can be properly locked to the carton body when resealing. A carton with a lid that can also be applied to a carton can be obtained. Further, at the time of taking out the contents, an effect that the contents are held by the loose engagement pieces in a state where the lid is opened can be provided.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of a first embodiment of a carton with a lid according to the present invention.

FIG. 2 is a developed view showing a blank according to the first embodiment of the carton with a lid according to the present invention.

FIG. 3 is a perspective view showing an example in which a lid front plate of the carton with a lid according to the present invention has a different shape.

FIG. 4 is a view showing a process of assembling the carton with a lid according to the present invention in a folded state.

FIG. 5 is a view showing a process of assembling the carton with a lid of the present invention and filling and packaging the contents.

FIG. 6 is a view showing another step of assembling the carton with a lid of the present invention and filling and packaging the contents.

FIG. 7 is a perspective view showing one embodiment of the second embodiment of the carton with a lid according to the present invention.

FIG. 8 is a developed view showing a blank according to a second embodiment of the carton with a lid according to the present invention.

FIG. 9 is a perspective view showing an embodiment of the third embodiment of the carton with a lid according to the present invention.

FIG. 10 is a developed view showing a blank according to a third embodiment of the carton with a lid according to the present invention.

FIG. 11 is a perspective view of a conventional carton with a lid.

[Explanation of symbols]

 A Carton with lid (first embodiment) B Carton with lid (second embodiment) C Carton with lid (third embodiment) 1 Carton body 10 Bottom plate 11 Side plate 12 Front plate 13 Rear plate DESCRIPTION OF SYMBOLS 14 Adhesive piece 15 Adhesive piece 16 Free engagement piece 17 Folding piece 18 Fixing piece 2 Lid 20 Cover plate 21 Lid side plate 22 Lid front plate 22a Partially bonded part 22b Outer part 22c Adhesive piece 23 Locking adhesive piece 23a Locking part 24 Locking space ai broken line j broken line (hinge) 3A blank (first embodiment) 3B blank (second embodiment) 3C blank (third embodiment) 4 contents 5 zipper

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 3E060 AA03 AB18 BA13 BC04 CE05 CE13 CE22 CF05 DA14 DA16 EA06 EA13

Claims (1)

[Claims] 1. A bottomed rectangular tubular carton body having a side plate on the left and right sides of a bottom plate, a front plate on a front portion, and a rear plate on a rear portion, and a lid side plate on the left and right sides of the lid plate. , A lid front plate is provided at the front part, a locking adhesive piece is continuously provided at both ends of the lid front plate, and the locking adhesive pieces are respectively bonded to the inside of the lid side plates at the left and right sides. A carton with a lid, wherein the lid plate is connected to the upper edge of the rear plate so that the lid can be fitted to the upper outer side of the body of the carton body. A free engaging piece provided with an engaging portion on both sides is extended, and a locking space is provided above the locking adhesive piece bonded to the lid side plate corresponding to the free engaging piece; The lid-equipped cap, wherein when the lid is fitted to the carton body, the loose engagement piece and the locking adhesive piece can be engaged. -Ton.