WO2019022146A1

WO2019022146A1 - Packaging bag

Info

Publication number: WO2019022146A1
Application number: PCT/JP2018/027916
Authority: WO
Inventors: 祥子高橋
Original assignee: 大王製紙株式会社
Priority date: 2017-07-28
Filing date: 2018-07-25
Publication date: 2019-01-31
Also published as: JP6517885B2; JP2019026318A

Abstract

This packaging bag comprises a main body which houses a packaged object, a gripping part which is provided at the top of the main body, and a finger-hold which is formed as a slit in the gripping part, wherein the center of the finger-hold curves from the top end side towards the bottom end side of the gripping part, and at least one end of the finger-hold extends towards the bottom end side of the gripping part.

Description

Packaging bag

The present invention relates to a packaging bag.

A packaging bag for packaging an article such as toilet paper comprises a main body portion in which the article to be packaged is accommodated, a handle portion provided on the upper portion of the main body portion, and a finger hook for finger hook provided on the handle portion. Equipped with a hole. In the conventional packaging bag, the purchaser of toilet paper etc. can hold the holding part of the packaging bag by putting a finger in this finger holding hole, and carry the toilet paper etc. contained in the packaging bag. It is possible to

For example, in FIG. 2 and the like of JP-A-2004-269010 (Patent Document 1), there is disclosed a roll product storage packaging bag in which two finger holes are formed in a grip portion provided on the upper portion of the main body. There is.

Japanese Patent Application Publication No. 2004-269010

However, in the case of the conventional packaging bag, the fingers may be tightened or the fingers may be injured when being carried due to the weight of the packaged body contained in the packaging bag or the holding method of the packaging bag containing the packaged body. There is. In addition, when the shape of the finger hole changes when carrying the packaging bag, the handle portion may extend or break. Therefore, in the conventional packaging bag, the packaging bag may be difficult to hold in a state in which the package body is accommodated, or the packaging bag may be broken when being carried.

An object of the present invention is to provide a packaging bag that is easy to hold and is not easily damaged.

One aspect of the present invention includes a main body portion for housing a package, a handle portion provided on an upper portion of the main body portion, and a finger hook portion formed by a slit in the handle portion, A central portion of the finger hook portion curves from the upper end side to the lower end side of the handle portion, and at least one end portion of the finger hook portion extends toward the lower end side of the handle portion. I will provide a.

According to one aspect of the present invention, a packaging bag that is easy to hold and hard to break can be provided.

It is a figure which shows the packaging bag which concerns on embodiment (1st Embodiment) of this invention. It is a figure which shows the handle part of the packaging bag which concerns on this embodiment (1st Embodiment). It is a figure which shows the handle part of the packaging bag which concerns on this embodiment (2nd Embodiment). It is a figure which shows the handle part of the packaging bag which concerns on this embodiment (1st modification of 1st Embodiment). It is a figure which shows the handle part of the packaging bag which concerns on this embodiment (2nd modification of 1st Embodiment). It is a figure which shows the handle part of the packaging bag which concerns on this embodiment (3rd modification of 1st Embodiment). It is a figure which shows the handle part of the packaging bag which concerns on this embodiment (1st modification of 2nd Embodiment). It is a figure which shows the handle part of the conventional packaging bag (comparative example 1). It is a figure which shows the handle part of the conventional packaging bag (comparative example 2).

According to a first aspect of the present invention, there is provided a main body portion for housing a package, a handle portion provided on an upper portion of the main body portion, and a finger hook portion formed by a slit in the handle portion. The central portion of the finger hook portion curves from the upper end side to the lower end side of the handle portion, and at least one end portion of the finger hook portion extends toward the lower end portion of the handle portion , Is a packaging bag.

In the first aspect, the finger hook portion disposed in the handle portion is formed by a slit, and the central portion of the finger hook portion is convexly curved toward the lower end of the handle portion. Thus, the finger can be easily hooked on the handle by inserting the finger in the thickness direction of the handle via the slit. In addition, when the hand is lifted in a state in which the finger is inserted in the thickness direction of the hand, the hand can be prevented from hitting the hand as a line.

Specifically, by inserting a finger in the thickness direction of the handle through the slit, a portion of the handle adjacent to the center of the finger rest on the upper end side of the handle is the handle Bend in the thickness direction (direction to insert fingers). Then, a part of the bent hand portion easily comes into contact with the finger or palm (hereinafter referred to as a finger or the like) as a face. In this state, even if the handle portion is lifted, a part of the bent handle portion hits the finger or the like as a face (does not hit as a line), so the finger may be tightened by the handle or the finger may be damaged. Can be suppressed. Therefore, when carrying a packaging bag in the state in which the to-be-packaged body was accommodated, it can be made easy to hold a packaging bag.

In the first aspect, at least one of the two end portions of the finger hook portion which is easily broken off at the upper end side of the handle portion when a force is applied is directed to the lower end side of the handle portion. Thus, when the handle portion is lifted, the handle portion can be prevented from extending or breaking from one end of the finger hook portion to the upper end of the handle portion. Therefore, when carrying a packaging bag in the state in which the to-be-packaged body was accommodated, a packaging bag becomes difficult to be damaged.

A second aspect according to the present invention is a packaging bag in which the at least one end extends so as to be spaced apart from the central portion in the length direction of the handle. In the second aspect, the end of the finger hook extending toward the lower end of the handle extends in the direction away from the center of the finger hook, so the end of the finger hook and the handle Interference with the central part of the part can be prevented. As a result, it is possible to suppress breakage of the handle between the end of the finger holder and the central portion of the finger holder, so that while forming a part of the handle corresponding to a finger or the like, The packaging bag can be made more resistant to breakage.

According to a third aspect of the present invention, the finger hook portion has a convex portion that curves from the lower end side to the upper end side of the handle portion between the central portion and the at least one end portion. , Is a packaging bag. In the third aspect, the central portion of the finger hook portion curves toward the lower end side of the handle portion, whereas the convex portion continuous with the central portion of the finger hook portion moves toward the upper end side of the handle portion It is curved. Thus, a part of the handle can be bent in the thickness direction of the handle (the direction in which the fingers are inserted) starting from the convex portion. Therefore, it is possible to reliably form a part of the handle portion that hits as a face of a finger or the like.

In addition, due to the presence of such a convex portion, the end portion of the finger hook portion is directed toward the lower end side of the grip portion with respect to the central portion of the finger hook portion curved toward the lower end side of the grip portion. It can be extended reliably. Moreover, it can suppress that a local force is added between the center part of a finger hook part, and the edge part of the finger hook part extended toward the lower end side of a handle part. Therefore, in the third aspect, the packaging bag can be made more resistant to breakage.

A fourth aspect according to the present invention is the packaging bag, wherein the finger hook portion is disposed such that the central portion and the at least one end portion face in the height direction of the handle portion. In the fourth aspect, the center of the finger hook and the end of the finger hook extending toward the lower end of the handle oppose each other in the height direction of the handle, so that a part of the handle is The finger rest may be formed to surround the entire slit. Therefore, it is possible to enlarge the size of a part of the handle portion that hits the surface as fingers, and it becomes easy to put the fingers on the handle portion.

According to a fifth aspect of the present invention, the finger hook portion is between the central portion and the at least one end portion, from the central portion side of the handle portion at least one end portion of the handle portion It is a packaging bag which has a convex part curving toward a side and curving toward the upper end side from the lower end side of the said handle part.

In the fifth aspect, the central portion of the finger hook portion curves toward the lower end side of the handle portion, whereas the convex portion continuous with the central portion of the finger hook portion is from the central portion side of the handle portion It curves toward at least one end side and also curves toward the upper end side of the handle. Therefore, a part of the handle can be bent in the thickness direction of the handle (the direction in which the fingers are inserted) starting from the convex portion. This makes it possible to reliably form a part of the handle that can be applied as a face to a finger or the like.

Further, in the fifth aspect, the presence of such a convex portion makes the end portion of the finger hook portion handle the center portion of the finger hook portion curved toward the lower end side of the handle portion. Can be reliably extended toward the lower end side of the In addition, since the local force can be suppressed from being applied between the central portion of the finger hook portion and the end portion of the finger hook portion extending toward the lower end side of the handle portion, the packaging bag is further damaged. It can be difficult.

A sixth aspect according to the present invention is the packaging bag, wherein the handle portion has a first reinforcing portion arranged at a predetermined interval above the finger hook portion. In the sixth aspect, a part of the handle is surrounded by the slit forming the finger hook and the first reinforcement. Thus, when the finger is inserted in the thickness direction of the handle portion, a part of the handle portion is easily bent along the first reinforcing portion, and a part of the handle portion can be reinforced. Therefore, a part of the handle portion can easily hit the finger or the like as a surface, and the packaging bag can be easily held.

A seventh aspect according to the present invention is a packaging bag in which the first reinforcing portion is curved from the lower end side to the upper end side of the handle portion. In the seventh aspect, the first reinforcement portion is curved in a convex shape toward the upper end of the handle portion in this manner, whereby the first reinforcement portion reinforces a partially bent portion of the handle portion. However, the dimension of a part of the handle portion surrounded by the slit forming the finger hook portion and the first reinforcement portion can be increased. Therefore, a part of the handle portion can be more easily hit as a face by fingers and the like.

An eighth aspect according to the present invention is the packaging bag, wherein the handle portion has a second reinforcing portion disposed between the central portion and the first reinforcing portion. In the eighth aspect, since such a second reinforcing portion is provided, it is possible to further reinforce a part of the handle portion that hits the finger or the like as a surface. Specifically, due to the presence of the second reinforcing portion, a part of the handle (which is a part of the handle that is bent when the finger is inserted in the thickness direction of the handle) that corresponds to a finger or the like as a face. The shape can be maintained. Therefore, it is possible to reliably form a part of the handle portion that hits as a face of a finger or the like.

The 9th mode concerning the present invention is a packaging bag by which the 2nd above-mentioned reinforcement part is formed by a plurality of partial reinforcement parts. In the ninth aspect, even if a plurality of partial reinforcing portions are provided between the center portion of the finger hook portion and the first reinforcing portion, it is possible to reinforce a part of the handle portion that faces as a finger or the like. , Can form part of the handle portion that hits the surface as fingers. Further, by providing such a partial reinforcing portion, there is a portion where the partial reinforcing portion is not formed between the central portion of the finger hook portion and the first reinforcing portion, so that the manufacturing cost can be reduced.

A tenth aspect according to the present invention is a packaging bag in which the plurality of partial reinforcements are arranged in a predetermined pattern. In the tenth aspect, since the plurality of partial reinforcing portions have a predetermined pattern, design can be imparted to a part of the hand-held portion that hits as a face of a finger or the like. Therefore, it becomes easy to recognize the position of the finger hook part, and it becomes easy to put a finger on the holding part.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. In the following description, in order to facilitate understanding, the same reference numerals may be given to parts common to the respective drawings and the description may be omitted. Further, in the present specification, the scale of each member in each drawing may be different from the actual one.

FIG. 1 is a view showing a packaging bag according to an embodiment (first embodiment) of the present invention. FIG. 2 is a view showing a handle of the packaging bag according to the first embodiment.

In FIGS. 1 and 2, the packaging bag 100 includes a bag body 10, a handle 20, and finger rests 30. In addition, the packaging bag 100 is an example of the packaging bag of this invention. Further, the bag body 10, the handle 20, and the finger hook 30 are examples of the main body portion, the handle portion, and the finger hook portion that constitute the packaging bag of the present invention.

The bag body 10 constitutes a main body of a packaging bag in which a package is stored. The bag body 10 can be formed of a resin film or the like. The bag body 10 has a structure in which the resin film is formed into a bag shape by side sealing, and the bag-shaped resin film is folded in a gusset shape (see FIG. 1).

The material of the resin film forming the bag body 10 is arbitrary. As such a resin film, for example, a resin film such as polyethylene (PE), a PE-ethylene vinyl alcohol copolymer (EVOH) -PE laminate (PE / EVOH / PE) can be used. Moreover, the thickness of the resin film is arbitrary. For example, when PE or PE / EVOH / PE is used as the resin film, the thickness of the resin film can be 10 to 70 μm, preferably 15 to 60 μm, and more preferably 20 to 50 μm.

In the bag body 10, twelve roll-shaped toilet paper T is accommodated as an example of the packaged body T (see FIG. 1). In addition, the form of the package body T is not limited to roll shape, You may be accommodated in other forms, such as laminated form. Moreover, the to-be-packaged body accommodated in the bag main body 10 is not limited to toilet paper, and articles | goods, such as a kitchen paper, a paper diaper for babies or nursing, and a sanitary napkin, can be accommodated.

Furthermore, the number of articles stored in the bag body 10 is not limited, and may be one or more as shown in FIG. Note that, in the example shown in FIG. 1, a total of 12 toilet papers T are accommodated in the bag body 10 in a state in which four roll-shaped toilet papers T arranged in one stage are stacked in three stages. However, the arrangement of the packages to be accommodated in the bag body 10 is not limited to this arrangement, and for example, twelve toilet papers T may be accommodated in the bag body 10 in a row. .

The handle 20 is provided on the upper surface 11 of the bag body 10, as shown in FIG. 1, and constitutes a portion for holding (or grasping) the packaging bag 100 with fingers. Here, the upper surface 11 of the bag body 10 is an example of the upper portion of the main body portion provided with the handle portion in the packaging bag according to the present invention.

The handle 20 can be formed of a resin film or the like in the same manner as the bag body 10. The handle 20 is a heat seal (heat seal) using a method (stamp method) of embossing the above-described gusset-shaped resin film with a heat plate for forming the handle, the upper surface 11 of the bag body 10 Is formed. The position at which the handle 20 is provided is not limited to the upper surface 11 of the bag body 10, and may be the side surface of the bag body 10.

In the handle 20, the folded resin film is four-layered at both

end portions

23 and 24 in the longitudinal direction (X direction in FIG. 2) of the handle 20, and two sheets near the central portion 25 of the handle 20 In the overlapping, they are adhered by the seal portions 50 (seal portions 51 to 53) formed by heat sealing, respectively. Further, in the handle 20, an air hole (not shown) communicating the bag body 10 with the outside of the package bag 100 so that the bag body 10 provided with the handle 20 does not burst during manufacturing or distribution of the package bag 100. Is provided.

The central portion 25 of the handle 20 is provided with a finger hook 30 for hanging a finger when holding (or grasping) the handle 20. In the present embodiment, as shown in FIG. 1 and FIG. 2, the finger hook 30 is formed by the slit S. The form of the slit S is optional. For example, the slit S can be formed by a perforation, and a finger hook can be formed by breaking the perforation.

In addition, the handle 20 may be provided with a reinforcing film (not shown). This reinforcing film can be formed of a strip-shaped resin film. The material of the reinforcing film is optional, and may be the same as or different from the material of the resin film constituting the handle 20. As such a resin film, for example, a laminate of polyethylene (PE), polypropylene (PP), polyethylene terephthalate (PET), and PE-ethylene vinyl alcohol copolymer (EVOH) -PE (PE / EVOH / PE) Etc. can be used. By providing such a reinforcing film, it is possible to reinforce the portion of the handle 20 on which the finger hook 30 is provided.

Moreover, the thickness dimension of a reinforcement film is arbitrary. For example, the thickness of the reinforcing film can be 20 μm or more, preferably 30 μm to 150 μm, and more preferably 50 μm to 130 μm. By setting the thickness dimension of the reinforcing film in such a range, it is possible to prevent the handle 20 from being stretched or broken. Moreover, a reinforcement film can be reliably bonded to the handle 20 by the above-mentioned heat welding etc.

In the present embodiment (first embodiment), as shown in FIG. 2, the central portion 31 of the finger holder 30 is curved from the upper end 22 side to the lower end 21 side of the handle 20. That is, the central portion 31 of the fingerhold 30 formed by the slit S is curved in a convex shape toward the lower end 21 of the handle 20. In other words, the central portion 31 of the finger holder 30 constitutes a concave portion that curves toward the lower end 21 of the handle 20. Therefore, the finger can be easily hooked on the handle 20 only by inserting the finger in the thickness direction (the Z direction in FIG. 1) of the handle of the handle 20 through the slit S.

Further, in the present embodiment, when the finger is inserted in the thickness direction of the handle 20 through the slit S, the portion F of the handle 20 (the central portion 31 and the central portion 31 of the finger hook 30 on the upper end 22 side of the handle 20) (A part of the handle portion adjacent to) bends in the thickness direction of the handle 20 (the direction in which the fingers are inserted). The portion F of the bent handle 20 acts as a buffer against the fingers and the like because it hits the fingers and the like as a face when lifting the handle 20 (the handle 20 does not hit the fingers and the like as a line) Can. Further, when the

end portions

32, 33 of the finger holder 30 extend toward the lower end 21 side of the handle 20, when the portion F of the handle 20 is formed as a buffer portion, the portion of the handle 20 F does not simply bend upward, and tends to be formed as a wide buffer.

That is, when the finger 20 is lifted in a state where the finger is inserted in the thickness direction of the handle 20, the finger 20 is tightened by the handle 20 or the finger is painful because the handle 20 hits the finger etc. as a face. Can be suppressed. Therefore, in the present embodiment, even in the case where the packaging bag 100 is carried in a state where the packaged body T is accommodated, the packaging bag 100 can be easily held.

Further, in the present embodiment, as shown in FIG. 2, both

end portions

32 and 33 of the finger holder 30 extend toward the lower end 21 of the handle 20. Further, the

end portions

32 and 33 of the finger holder 30 are disposed closer to the upper end 22 of the handle 20 than the central portion 31 of the finger holder 30. The

end portions

32 and 33 of the finger holder 30 are portions of the handle 20 which are easily broken at the upper end 22 side of the handle 20 when a force is applied.

In the present embodiment, the both

end portions

32 and 33 of the finger holder 30 which is thus easily broken face the lower end 21 side of the handle 20. Therefore, when the handle 20 is lifted, the handle 20 can be prevented from extending or breaking from the

end portions

32 and 33 of the finger holder 30 to the upper end 22 of the handle 20. In addition, since the

end portions

32 and 33 of the finger holder 30 are disposed closer to the upper end 22 of the handle 20 than the central portion 31 of the finger holder 30, the

end portions

32 and 33 of the finger holder 30 Stretching or breaking of the handle 20 over the lower end 21 of 20 can also be suppressed.

In addition, the both ends 32 and 33 of the finger hook 30 in this embodiment are an example of the at least one edge part of the finger hook part in the packaging bag of this invention. In the present embodiment, both

end portions

32 and 33 of the finger holder 30 extend toward the lower end 21 side of the handle 20, but one of the

end portions

32 and 33 is the lower end 21 side of the handle 20 It may extend toward the

Thus, each

end

32, 33 of the finger holder 30 extends toward the lower end 21 of the handle 20, so that even if breakage occurs at each

end

32, 33, each

end

32, 33 The fracture of the in the direction of the lower end 21 of the handle 20 proceeds. That is, since it is difficult to move in the direction of the upper end 22 of the handle 20, in the present embodiment, when carrying the packaging bag 100 in a state in which the packaged body T is accommodated, the packaging bag 100 is less likely to be damaged.

In the present embodiment, as shown in FIG. 2, both

end portions

32 and 33 of the fingerhold 30 are separated from the central portion 31 of the fingerhold 30 in the length direction of the handle 20 (X direction in FIG. 2) As it extends. That is, in the packaging bag 100 shown in FIG. 2, both

end portions

32 and 33 of the finger holder 30 extend toward the lower end 21 of the handle 20 and further extend away from the central portion 31 of the finger holder 30 There is.

By arranging the central portion 31 and the both ends 32, 33 of the finger holder 30 in this manner, it is possible to prevent the both ends 32, 33 of the finger holder 30 from interfering with the central portion 25 of the handle 20. Therefore, breakage of the handle 20 between the

end portions

32 and 33 of the finger hook 30 (slit S) and the central portion 31 of the finger hook 30 can be suppressed. Therefore, the packaging bag 100 provided with the handle 20 shown in FIG. 2 is less likely to be broken while forming the portion F of the handle 20 (which serves as a buffer portion) that hits the surface as fingers.

Further, in the present embodiment, as shown in FIG. 2, the finger hook 30 is provided with the convex portion 32A and the convex portion 33A. The convex portion 32A is provided between the central portion 31 of the finger holder 30 and the end 32 of the finger holder 30, and the top of the convex portion 32A is positioned on the upper end 22 side of the handle 20. It curves from the lower end 21 side toward the upper end 22 side. On the other hand, the protrusion 33A is provided between the central portion 31 of the finger holder 30 and the end 33 of the finger holder 30, and the handle is held so that the top of the protrusion 33A is located on the upper end 22 side of the handle 20. It curves from the lower end 21 side of 20 toward the upper end 22 side.

In the present embodiment, the central portion 31 of the finger holder 30 is curved in a convex shape toward the lower end 21 of the handle 20, whereas the central portion 31 of the finger holder 30 and the end portion 23 of the handle 20 are A convex portion 32A continuous on the side is curved in a convex shape toward the upper end 22 side of the handle 20. On the other hand, the convex portion 33A continuous on the central portion 31 of the finger holder 30 and the end portion 24 side of the handle 20 is also curved convexly toward the upper end 22 side of the handle 20.

With such a configuration, the portion F of the handle 20 is bent in the thickness direction (Z direction in FIG. 1) of the handle 20 starting from the convex portion 32A and the convex portion 33A, and the portion F of the bent handle 20 is bent. Can be applied as a face to fingers and the like.

In addition, with the presence of such convex portions 32A and the convex portions 33A, each end portion 32 of the finger hook 30 with respect to the central portion 31 of the finger hook 30 curved toward the lower end 21 side of the

handle

20, 33 can be reliably extended toward the lower end 21 side of the handle 20. Moreover, it can suppress that a local force is added between the center part 31 of the fingerhold 30 and each

edge part

32 and 33 of the fingerhold 30. As shown in FIG. Therefore, the packaging bag 100 provided with the handle 20 shown in FIG. 2 is further less likely to be broken.

FIG. 3 is a view showing a packaging bag according to an embodiment (second embodiment) of the present invention. In the present embodiment (second embodiment), as shown in FIG. 3, the central portion 31 and the

end portions

32 and 33 of the finger holder 30 extend in the height direction of the handle 20 (Y direction in FIG. 3). It is arranged facing each other.

In the second embodiment, the central portion 31 of the finger holder 30 and the

ends

32 and 33 of the finger holder 30 extending toward the lower end 21 of the handle 20 face each other in the height direction of the handle 20, The finger hook 30 is formed such that the portion F of the handle 20 is surrounded by the entire slit S. As a result, the dimension of the portion F of the handle 20 corresponding to a finger or the like becomes larger than the dimension of the portion F of the handle 20 shown in FIG.

In the present embodiment (the second embodiment), as shown in FIG. 3, the finger grip 30 is provided with the convex portion 32A and the convex portion 33A. The convex portion 32A is provided between the central portion 31 of the finger holder 30 and the end portion 32 of the finger holder 30, and is curved from the central portion 25 side of the handle 20 toward the end portion 23 Is curved from the lower end 21 side to the upper end 22 side. On the other hand, the convex portion 33A is provided between the central portion 31 of the finger holder 30 and the end 33 of the finger holder 30, is curved from the central portion 25 side of the handle 20 toward the end 24 and is held. The hand 20 is curved from the lower end 21 side to the upper end 22 side.

In the second embodiment, as shown in FIG. 3, while the central portion 31 of the finger holder 30 is curved toward the lower end 21 of the handle 20, the central portion 31 of the finger holder 30 and the handle are handled. A convex portion 32A continuous on the end 23 side of the 20 is curved from the central portion 31 side of the finger holder 30 toward the end 32 side (end 23 side of the handle 20), and the upper end 22 of the handle 20 Curved towards the side. On the other hand, the convex portion 33A continuous with the center portion 31 of the finger holder 30 and the end portion 24 side of the handle 20 is from the center portion 31 side of the finger holder 30 to the end portion 33 side (end portion 24 side of the handle 20) It curves toward the top, and also curves toward the upper end 22 side of the handle 20.

With such a configuration, in the second embodiment, the portion F of the handle 20 is bent in the thickness direction (Z direction in FIG. 1) of the handle 20 starting from the convex portion 32A and the convex portion 33A, The portion F of the handle 20 that strikes as a face can be formed reliably.

handle

edge part

32 and 33 of the fingerhold 30. As shown in FIG. Therefore, the packaging bag 100 provided with the handle 20 shown in FIG. 3 is further less likely to be broken.

FIG. 4 is a view showing a packaging bag according to an embodiment (a first modified example of the first embodiment) of the present invention. In the present embodiment (the first modified example of the first embodiment), the handle 20 is provided with the seal portion 60. As shown in FIG. 4, the seal portion 60 is disposed above the finger rest 30 at a predetermined distance from the finger rest 30. The seal portion 60 can be formed by heat sealing (heat seal) similarly to the seal portion 50. In addition, the sealing portion 60 is not limited to heat fusion, and may be formed by applying an adhesive, an adhesive, or the like. In addition, the sealing part 60 is an example of the 1st reinforcement part provided in the handle part of the packaging bag which concerns on this invention.

Here, to be disposed at a predetermined interval means that the finger hook 30 and the seal portion 60 face each other at a predetermined distance D in the height direction of the handle 20 (Y direction in FIG. 4). Means In the embodiment shown in FIG. 4, the finger rest 30 and the seal part 60 are disposed to face each other in the height direction of the handle 20 so that the seal part 60 covers the finger rest 30.

Although the predetermined interval (predetermined distance D) is not particularly limited, as shown in FIG. 4, the predetermined interval (distance D between the finger hook 30 and the seal portion 60) is 1 mm or more and 30 mm or less Preferably it is 2 mm or more and 25 mm, More preferably, it is 3 mm or more and 22 mm or less. By setting the distance D in such a range, it is possible to make the handle 20 easy to hold and hard to break.

In the present embodiment, as shown in FIG. 4, the portion F of the handle 20 is surrounded by the slit S forming the finger hook 30 and the seal portion 60. Therefore, when a finger is inserted in the thickness direction of the handle 20 (the Z direction in FIG. 1), the portion F of the handle 20 is easily bent along the seal portion 60. Further, the portion F of the bent handle 20 is reinforced by the seal portion 60. As a result, the portion F of the handle 20 can easily hit the finger or the like as a surface, so that the packaging bag 100 provided with the handle 20 shown in FIG. 4 can be held more easily.

Further, in the present embodiment, as shown in FIG. 4, the seal portion 60 is curved from the lower end 21 side of the handle 20 toward the upper end 22 side. That is, the seal portion 60 is convexly curved toward the upper end 22 of the handle 20.

In the embodiment shown in FIG. 4, due to the presence of the curved seal portion 60, the portion F of the handle 20 is reinforced with the seal portion 60 and surrounded by the slit S forming the finger hook 30 and the seal portion 60. The size of the portion F of the held handle 20 can be increased. As a result, the portion F of the handle 20 can be more easily hit as a face by fingers or the like, and the packaging bag 100 equipped with the handle 20 shown in FIG. 4 can be held more easily.

FIG. 5 is a view showing a packaging bag according to an embodiment (a second modified example of the first embodiment) of the present invention. In the second modified example of the first embodiment, the handle 20 is further provided with a seal portion 70. The seal portion 70 is disposed between the central portion 31 of the finger holder 30 and the seal portion 60, as shown in FIG. The seal portion 70 is an example of a second reinforcing portion provided in the handle portion of the packaging bag according to the present invention. Similar to the seal portion 50, the seal portion 70 can be formed by heat sealing (heat seal). In addition, the seal portion 70 is not limited to heat fusion, and may be formed by applying an adhesive, an adhesive, or the like.

In the present embodiment, as shown in FIG. 5, the seal portion 70 is further disposed between the central portion 31 of the finger holder 30 and the seal portion 60, so that the portion F of the handle 20 can be further reinforced. it can. Therefore, when the portion F of the handle 20 bent in the thickness direction (the Z direction in FIG. 1) of the handle 20 hits a finger, the shape of the portion F of the handle 20 can be maintained. Therefore, due to the presence of the seal portion 70, the portion F of the handle 20 can be reliably applied as a face to the finger or the like, and the packaging bag 100 provided with the handle 20 shown in FIG. 5 becomes easier to hold. .

In the present embodiment, as shown in FIG. 5, the seal portion 70 is formed of a plurality of partial seal portions 71. The plurality of partial seal portions 71 is an example of the plurality of partial reinforcement portions that constitute the second reinforcement portion in the handle portion of the packaging bag according to the present invention. By providing the plurality of partial seal portions 71 as the seal portion 70 as described above, it is possible to maintain the shape of the portion F of the handle 20 when touching the fingers. Therefore, by the presence of such a partial seal portion 71, the portion F of the handle 20 can be reliably applied as a face to a finger or the like.

Further, by providing the seal portion 70 formed by such a plurality of partial seal portions 71, a portion where the partial seal portion 71 is formed between the central portion 31 of the finger hook 30 and the seal portion 60 and a partial seal There will be a portion where the portion 71 is not formed. Among these, in the portion where the partial seal portion 71 is not formed, it is not necessary to perform adhesion such as heat fusion, so that the manufacturing cost can be reduced.

In the present embodiment, the plurality of partial seal portions 71 forming the seal portion 70 are arranged in a predetermined pattern. The predetermined pattern is not particularly limited. For example, in the embodiment shown in FIG. 5 (second modified example of the first embodiment), each partial seal portion 71 is formed in a dot-like pattern.

Further, in the embodiment shown in FIG. 6 (third modification of the first embodiment), the partial seal portions 71 are disposed at predetermined intervals in the length direction (X direction) of the handle 20, and the handle 20 Is formed in a linear pattern extending in the height direction (Y direction) (a plurality of partial seal portions 71 are arranged in a stripe shape). Furthermore, although not shown in the drawings, a line-shaped pattern in which the partial seal portions 71 are arranged at predetermined intervals in the height direction of the handle 20 (Y direction) and extends in the length direction (X direction) of the handle 20 It may be formed of

In the present embodiment, since the plurality of partial seals 71 have such a predetermined pattern, design can be imparted to the portion F of the handle 20 (a part of the handle 20 that strikes a finger as a face) . As a result, the position of the finger hook 30 can be easily recognized, and the hand can be easily put on the handle 20.

FIG. 7 is a view showing a packaging bag according to an embodiment (a first modified example of the second embodiment) of the present invention. In the first modification of the second embodiment, the handle 20 is provided with the seal portion 60. As shown in FIG. 7, the seal portion 60 is disposed above the finger rest 30 at a predetermined distance (predetermined distance D) from the finger rest 30. The seal portion 60 can be formed by heat sealing (heat seal) in the same manner as the seal portion 50. In addition, the sealing portion 60 is not limited to heat fusion, and may be formed by applying an adhesive, an adhesive, or the like.

In the present embodiment, as shown in FIG. 7, the portion F of the handle 20 is surrounded by the slit S forming the finger hook 30 and the seal portion 60. Therefore, when a finger is inserted in the thickness direction of the handle 20 (the Z direction in FIG. 1), the portion F of the handle 20 is easily bent along the seal portion 60. Further, the portion F of the bent handle 20 is reinforced by the seal portion 60. As a result, the portion F of the handle 20 can easily hit as a surface a finger or the like, and the packaging bag 100 equipped with the handle 20 shown in FIG. 7 can be held more easily.

Further, in the present embodiment, as shown in FIG. 7, the seal portion 60 is curved from the lower end 21 side of the handle 20 toward the upper end 22 side. That is, the seal portion 60 is convexly curved toward the upper end 22 of the handle 20.

In the embodiment shown in FIG. 7, due to the presence of the curved seal portion 60, the portion F of the handle 20 is reinforced by the seal portion 60 and surrounded by the slit S forming the finger hook 30 and the seal portion 60. The size of the portion F of the held handle 20 can be increased. As a result, the portion F of the handle 20 can be more easily hit as a face by fingers or the like, and the packaging bag 100 equipped with the handle 20 shown in FIG. 7 can be held more easily.

Although the seal portion 70 is not provided on the handle 20 in the embodiment shown in FIG. 7, the seal portion 70 may be provided on the handle 20 in the embodiment shown in FIG. 7. By providing such a seal portion 70, even in the embodiment shown in FIG. 7, the portion F of the handle 20 can be reliably applied as a face to fingers and the like, and the packaging bag 100 can be further easily held. it can.

Further, by forming the seal portion 70 with a plurality of partial seal portions 71, even in the embodiment shown in FIG. 7, the manufacturing cost can be reduced while maintaining the shape of the portion F of the handle 20 when hitting the finger. it can.

Furthermore, by arranging the plurality of partial seal portions 71 in a predetermined pattern, designability is provided to the portion F of the handle 20 (a part of the handle 20 that faces as a finger or the like) in the embodiment shown in FIG. It can be granted. Therefore, the position of the finger hook 30 can be easily recognized, and the hand can be easily put on the handle 20.

Hereinafter, the present embodiment will be specifically described using examples. The measurement and evaluation of each example and comparative example were performed as follows.

[Finger test]
The user uses the index finger, middle finger, ring finger of the right hand on the finger rest 30 of the packaging bag 100 containing 12 roll-shaped toilet paper T (“Elierle tissue tissue 60 m single (147 g / roll)” manufactured by Daio Paper Co., Ltd.). The ease of holding the holding bag 20 of the packaging bag 100 with the little finger was evaluated according to the following criteria.
:: The handle can be held by a surface having a maximum distance of 15 mm or more in the thickness direction (Z direction in FIG. 1) ○: the surface having a maximum distance of 10 mm or more and less than 15 mm in the thickness direction (Z direction in FIG. 1) I could hold at x: I could not hold the hand

[Pendulum test]
Under the same conditions as the finger insertion test, the packaging bag 100 was held and moved back and forth 10 times like a pendulum in the range of 180 °. At this time, the durability of the packaging bag 100 was evaluated based on the following criteria. In addition, the pendulum test performed five tests about each Example and comparative example.
○: No damage was confirmed even in 1 out of 5 ×: Damage was found in 1 out of 5 times

[Finger test]
After performing one reciprocation of the above pendulum test, the degree of tightening on the finger of one user was evaluated in the following five steps. In this case, the results of the tests conducted by 10 users for each of the example and the comparative example were scored, and the average value was calculated. When the average value was 3.0 or more, it was judged that the result of the finger test was good.
5 points: 4 points that do not feel tightening on the finger: 3 points that feel tightening to the finger 3 points: 2 points that feel tightening to the finger 2 points: 1 point that feels tightening on the finger: tightening to the finger Feel strong

Hereinafter, Examples and Comparative Examples will be described.

Example 1
The packaging bag 100 was produced by a bag making machine using a 25 μm thick polyethylene film. As shown in FIG. 1, the handle 20 is formed on the upper surface 11 of the bag body 10, and the dimensions of the handle 20 are about 200 mm in the length direction (X direction in FIG. 2) and the height direction (FIG. 2) The dimension in the Y direction was about 50 mm. Further, as shown in FIG. 2, a seal portion 50 (seal portion 51) is provided around the periphery (inner peripheral edge) of the handle 20, and a seal portion 50 (seal portions 52, 53) is provided inside the handle 20. The distance between the

parts

52 and 53 was about 100 mm. In the portion surrounded by the seal portions 51 to 53 of the finger hook 30, as the finger hook 30, the central portion 31 is curved in a convex shape from the upper end 22 side to the lower end 21 side of the handle 20. The slit S extended toward the lower end 21 side of the handle 20 was provided. The finger hook 30 is formed to extend such that both

end portions

32 and 33 are separated from the central portion 31 in the length direction (X direction in FIG. 2) of the handle 20. The dimensions of the slit S were about 80 mm in the X direction and about 10 mm in the Y direction. In addition, a polyethylene film having a thickness of 90 μm was adhered to the handle 20 as a reinforcing film (not shown) covering the finger hook 30. The prepared bag 100 was subjected to a finger test, a pendulum test, and a finger test and evaluated. The results are shown in Table 1.

Example 2
As shown in FIG. 3, an embodiment is provided except that a slit S in which the central portion 31 and the

end portions

32 and 33 face each other in the height direction (Y direction in FIG. 3) of the handle 20 is provided as the finger hook 30. It produced similarly to 1, and evaluated. The results are shown in Table 1.

[Example 3]
As shown in FIG. 4, the finger ring 30 and the seal portion 60 are provided at a predetermined distance above the finger ring 30, and the central portion 31 of the finger ring 30 and the distance D between the finger ring 30 and the seal portion 60 Implementation is carried out except that the maximum distance between the seal portion 60 and the central portion 61 is approximately 20 mm, and the shortest distance between the

end portions

32, 33 of the finger holder 30 and the

end portions

62, 63 of the seal portion 60 is approximately 3 mm. Made and evaluated as in Example 1. The results are shown in Table 1.

Example 4
As shown in FIG. 5, it was prepared in the same manner as in Example 3 except that the seal portion 70 (a plurality of dot-like partial seal portions 71) was provided between the central portion 31 of the finger hook 30 and the seal portion 60. ,evaluated. The results are shown in Table 1.

[Example 5]
As shown in FIG. 6, a seal 70 (a plurality of line-shaped partial seals 71) is provided between the central portion 31 of the finger hook 30 and the seal 60, and the same procedure as in Example 3 is carried out. ,evaluated. The results are shown in Table 1.

[Example 6]
As shown in FIG. 7, the seal portion 60 is provided above the finger rest 30 with a predetermined distance from the finger rest 30, and the distance D between the finger rest 30 and the seal portion 60 corresponds to the central portion 31 of the finger rest 30. Implementation is carried out except that the maximum distance between the seal portion 60 and the central portion 61 is approximately 20 mm, and the shortest distance between the

end portions

32, 33 of the finger holder 30 and the

end portions

62, 63 of the seal portion 60 is approximately 3 mm. Prepared and evaluated as in Example 2. The results are shown in Table 1.

Comparative Example 1
As shown in FIG. 8, an elliptical slit S is provided as the finger hook 30. The slit S is arranged so as to leave a part of the lower end of the periphery of the ellipse (the central portion 31 of the finger hook 30 is arranged on the upper end 22 side of the handle 20 and both ends 32 and 33 are the lower end of the handle 20 Placed on the 21)). The dimensions of the slit S were about 80 mm in the X direction and about 20 mm in the Y direction. Except for these conditions, it produced similarly to Example 1, and evaluated. The results are shown in Table 1.

Comparative Example 2
As shown in FIG. 9, elliptical slits S1 and S2 are provided as the finger rests 30 and 40, respectively. The slits S1 and S2 are arranged so that the shape of the ellipse is substantially symmetrical. The finger hook 30 has the center portion 31 disposed on the lower end 21 side of the handle 20, and the both ends 32 and 33 disposed on the upper end 22 side of the handle 20. In the finger hook 40, the central portion 41 is disposed on the lower end 21 side of the handle 20, and both end

portions

42 and 43 are disposed on the upper end 22 side of the handle 20. As for the dimensions of the slits S1 and S2, the major axis of the ellipse is about 30 mm and the minor axis is about 15 mm, and the distance between the slits S1 and S2 in the X direction is about 20 mm at the shortest. Except for these conditions, it produced similarly to Example 1, and evaluated. The results are shown in Table 1.

From Table 1, the central portion 31 is convexly curved from the upper end 22 side to the lower end 21 side of the handle 20 as the finger rest 30, and both end

portions

32 and 33 of the finger rest 30 are the lower end 21 side of the handle 20 In the configuration extending toward, the results of the finger insertion test were all ○ or ◎. Moreover, as a result of the finger impression test, all became 3.0 or more. Furthermore, the results of the pendulum test were all negative (Examples 1 to 6).

On the other hand, in the configuration in which the elliptical slit S was provided as the finger hook 30 and the configuration in which the two elliptical slits S1 and S2 were provided as the finger hooks 30 and 40, the result of the finger insertion test was x. . Moreover, the result of the finger impression test became less than 3.0. Furthermore, although the result of the pendulum test was 〇 in the configuration in which the elliptical slit S was provided as the finger hook 30, the configuration in which the two elliptical slits S 1 and S 2 were provided as the finger hooks 30 and 40 was x and (Comparative Examples 1 and 2).

From these results, the central portion 31 of the finger holder 30 is curved from the upper end 22 side to the lower end 21 side of the handle 20, and both end

portions

32 and 33 of the finger holder 30 are directed to the lower end 21 side of the handle 20. It has been found that by adopting the extended configuration, it is possible to obtain a packaging bag that is easy to hold and is not easily damaged (Examples 1 to 6).

Further, by providing the seal portion 60 at a predetermined interval with the finger hook 30 above the finger hook 30, the results of the finger insertion test are all いずれ, and the results of the finger hook test are all 4.0 or more. (Examples 3 to 6).

Further, the seal portion 60 is provided above the finger rest 30 with a predetermined distance from the finger rest 30, and the seal portion 70 is further provided between the central portion 31 of the finger rest 30 and the central portion 61 of the seal portion 60. Was found to further improve the results of the finger-stick test (Examples 4 and 5).

Furthermore, in the configuration in which the central portion 31 and the

respective end portions

32 and 33 face each other in the height direction (Y direction in FIG. 3) of the handle 20 as the finger hook 30, the finger hook 30 and the predetermined one It was found that by providing the seal portions 60 at intervals, the results of the finger insertion test and the finger application test were both improved (Example 6).

Although the embodiments of the present invention have been described above, the present invention is not limited to the specific embodiments and examples described above, and various modifications and changes may be made within the scope of the invention described in the claims. Is possible.

This international application claims priority based on Japanese Patent Application No. 201-714707, filed on July 28, 2017, the entire contents of which are incorporated herein by reference.

100 Packaging bag T Packaged material (toilet paper)
DESCRIPTION OF SYMBOLS 10 bag main body 11 upper surface 20 holding 21 lower end 22 upper end 23 end 24 end 25 central part 30 finger hook 31 central part 32 end 32A convex part 33 end 33A convex part 60 seal part 70 seal part 71 partial seal part S Slit F Holding part D distance

Claims

A main body for containing the package;
A handle provided at an upper portion of the main body,
And a finger hook portion formed by a slit in the handle portion;
The central portion of the finger hook portion is curved from the upper end side to the lower end side of the handle portion,
At least one end of the finger hook portion extends toward the lower end side of the handle portion.
The packaging bag according to claim 1, wherein the at least one end extends to be spaced apart in the longitudinal direction of the handle with respect to the central portion.
The packaging bag according to claim 2, wherein the finger hook portion has a convex portion that curves from the lower end side to the upper end side of the handle portion between the central portion and the at least one end portion.
The packaging bag according to claim 1, wherein the finger hook portion is disposed such that the central portion and the at least one end portion face in the height direction of the handle portion.
The finger hook portion is curved between the center portion and the at least one end portion from the center portion side of the handle portion toward at least one end portion of the handle portion, and the handle The packaging bag of Claim 4 which has a convex part curved toward the upper end side from the lower end side of a part.
The packaging bag according to claim 1, wherein the handle portion has a first reinforcing portion disposed at a predetermined distance above the finger hook portion.
The packaging bag according to claim 6, wherein the first reinforcing portion is curved from the lower end side to the upper end side of the handle portion.
The packaging bag according to claim 6, wherein the handle portion has a second reinforcing portion disposed between the central portion and the first reinforcing portion.
The packaging bag according to claim 8, wherein the second reinforcing portion is formed of a plurality of partial reinforcing portions.
The packaging bag according to claim 9, wherein the plurality of partial reinforcements are arranged in a predetermined pattern.