JP2004136906A - Packaging body - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To simply take out a stored content by opening a box-shaped plastic film external body along the whole periphery. <P>SOLUTION: A pair of notches 6 and 6 are provided on a butted end seal part 3 of the box-shaped plastic film external body 2. A tear tape 11 extending in the peripheral direction from a position close to the base end of one of end parts 3a of the butted end seal part 3 to a position close to the base end of the other end part 3b is arranged in accordance with a cutting piece forming region 10 partitioned by imaginary parallel lines 7 and 7 on the inner face of the main body part 9 of the box-shaped plastic film external body 2. An easily openable part 12 extending by crossing the cutting piece forming region 10 is provided on the surface layer of the main body part 9 from a trough side folded part of the box-shaped plastic film external body 2. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
TECHNICAL FIELD The present invention relates to a package that allows a contained content to be easily taken out by opening a plastic film exterior body along the entire circumference.
[0002]
[Prior art]
Chewing gum is commercially available in which a pair of notches are provided at an edge of a butt end and the butt end is bent toward a main body and housed in a box-shaped plastic film exterior body.
[0003]
To remove the chewing gum from the box-shaped plastic film exterior, raise the butted end from the box-shaped plastic film exterior, pull the pair of notches at the butted end, and pull to open the notch at the butted end. The pulling piece is formed, and the pulling piece is further pulled to open the box-shaped plastic film exterior body along the entire circumference at the width of the pulling piece.
[0004]
In order to open the box-shaped plastic film outer package linearly along the entire circumference, the above-mentioned chewing gum package uses a uniaxially stretched plastic film, which is a directional plastic film, as a plastic film forming the box-shaped plastic film package. Including configuration.
[0005]
However, when the box-shaped plastic film exterior is formed of a plastic film laminated with a uniaxially stretched plastic film, the box-shaped plastic film exterior is more expensive than when formed of a plastic film laminated with a biaxially stretched plastic film. Therefore, there is a limit to the cost reduction of the product.
[0006]
A box-shaped plastic film exterior body having a box-shaped plastic film exterior body formed by bending the end-end seal portion and the butted end seal portion toward the main body side, and the contents accommodated inside the box-shaped plastic film exterior body There is known a package in which a pair of notches are provided in a butt end seal portion of a box-shaped plastic film, and a tear tape is provided on the inner surface of the box-shaped plastic film exterior so as to extend circumferentially from the middle of the butt end seal portion so as not to reach the butt end seal portion. (For example, Patent Document 1).
[0007]
[Patent Document 1]
JP-A-8-91430 (see paragraph 0013, FIG. 1)
[0008]
[Problems to be solved by the invention]
In the package in which the tear tape is arranged on the box-shaped plastic film outer package, the box-shaped plastic film package can be opened linearly along the entire circumference using the tear tape as a guide, so that the plastic film of the box-shaped plastic film package can be opened. A biaxially stretched plastic film can be formed of a laminated plastic film, which can reduce the cost of the product. However, since the tear tape is located at the butt end seal, the thickness difference may hinder stability during heat sealing. In addition, a considerable force is required to break the main body side following the butt end seal portion of the box-shaped plastic film exterior body. Therefore, the plastic film that can be used for the box-shaped plastic film exterior body is limited to a plastic film that is easily broken.
[0009]
The present invention has been made in view of the above points, and provides a package capable of easily opening a box-shaped plastic film outer package with a small force along the entire circumference and taking out the stored contents. The purpose is to provide.
[0010]
[Means for Solving the Problems]
The package according to the present invention has a box-shaped plastic film exterior body formed by bending the seals at both ends and the abutted end seal portion toward the main body, and contents contained in the box-shaped plastic film exterior body. A pair of notches are provided at the butt end seal portion of the box-shaped plastic film exterior body, and correspond to the cut piece forming area defined by virtual parallel lines connected to the pair of notches on the inner surface of the main body of the box-shaped plastic film exterior body. A tear tape extending in a circumferential direction from a position near a base end of one end of the butt end seal portion to a position near a base end edge of the other end, and a butt end seal of the box-shaped plastic film exterior body is arranged. A box-shaped plastic member which is provided with an easy-to-open portion extending from the valley side bent portion of the portion to the surface layer of the main body portion across the cut piece forming area. Without being limited to the plastic film to be used to arm the exterior body, it can be easily linearly opened with a weak force.
[0011]
BEST MODE FOR CARRYING OUT THE INVENTION
Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a diagram showing an example in which a package according to the present invention is applied to a chewing gum package. The chewing gum package 1 has a box-shaped plastic film exterior 2 and a chewing gum (not shown) which is a content housed inside the box-shaped plastic film exterior 2.
The contents contained in the box-shaped plastic film case 2 are not limited to chewing gum as long as the contents are housed in the box-shaped plastic film case 2.
[0012]
The box-shaped plastic film exterior body 2 forms a cylindrical body having a butt end seal portion 3 by sealing a rectangular plastic laminate packaging material at both ends and sealing the both ends of the cylindrical body. Is formed by bending the butted end seal portion 3 and the end seal portions 4 and 4 toward the main body. Each end seal portion 4 is formed by folding the four sides 4a, 4b, 4c, and 4d inward with each other and heat sealing them. A rectangular seal piece 5 is adhered to the end seal portion 4 of the box-shaped plastic film exterior body 2 so as to cover the end seal portion 4.
[0013]
As shown in FIG. 1, the box-shaped plastic film exterior body 2 has a pair of notches 6 at a distance of 5 mm to 15 mm in a longitudinal direction at a tip 8 near one end seal 3 of the butt end seal 3. 6. The butt end seal portion 3 forms the pulling piece 8 by cutting along the imaginary lines 7, 7 continuing from the notches 6, 6 starting from the pair of notches 6, 6.
[0014]
The imaginary lines 7 connected to the respective notches 6 of the box-shaped plastic film exterior body 2 extend from the butt end seal portion 3 through the main body 9 to the butt end seal portion 3 in parallel with each other. The imaginary lines 7, 7 extending to the main body 9 form a cut piece forming area 10 extending in the circumferential direction of the box-shaped plastic film exterior body 2.
[0015]
As shown in FIG. 2, the inner surface of the main body 9 of the box-shaped plastic film exterior body 2 is located at a position close to the base end of the one end 3a of the butt end seal 3, as shown in FIG. The tearing tape 11 is adhered so as to extend in the circumferential direction from the front end to a position close to the base end of the other end 3b without engaging the butt end seal portion 3. The tear tape 11 has a thickness of about 40 microns and a width of 5 to 15 mm, and is preferably located on the same center line as the section forming area 10.
[0016]
As shown in FIG. 2, the plastic film 9a (surface layer) located on the outer surface side of the box-shaped plastic film exterior body 2 has an end located on the valley side of the butt end seal portion 3 of the box-shaped plastic film exterior body 2. An easy-to-open portion 12 is formed on a surface layer 9a that is continuous with the main body portion 9 from the end side of the bent portion of the portion 3b. The easy-to-open portion 12 extends across the piece forming area 10. The easy opening portion 12 is formed by, for example, a perforation. The easy opening portion is provided in a wide range, but is preferably provided between the base end of the butt and the end of the tearing tape.
[0017]
Examples of the plastic laminate packaging material forming the box-shaped plastic film exterior body 2 include a laminate film obtained by laminating a biaxially stretched polypropylene film having a thickness of 20 microns and an unstretched polypropylene film having a thickness of 25 microns, or a film having a thickness of 12 microns. It is preferable to use a laminated film having a characteristic that is hard to break, such as a laminated film obtained by laminating a polyester film, a polyethylene film having a thickness of 15 microns, an aluminum foil having a thickness of 7 microns, and a polyethylene film having a thickness of 25 microns.
[0018]
Next, the operation will be described.
In the stage where the chewing gum package 1 is commercially available, as shown in FIG. 1, the butt end 3 of the box-shaped plastic film exterior 2 is bent over the main body 9 of the box-shaped plastic film exterior 2. I have.
[0019]
In order for the user to tear the chewing gum package 1 and take out the chewing gum, the butting end 3 bent on the box-shaped plastic film exterior body 2 of the chewing gum package 1 is raised from the main body 9 and the raised butting end is raised. 3 between the pair of notches 6, 6, butts the portion, and pulls in the direction toward the main body away from the other portion of the end 3.
[0020]
When the portion between the pair of notches 6 of the butting end 5 is pulled in the direction of the main body, the butting end 5 becomes a virtual line 7, 7 which continues from the notch 6, 6 starting from the pair of notches 6, 6. To form a tension piece 8.
[0021]
When the pulling piece 8 is further pulled in the direction of the main body 9, the pulling piece 8 cuts the butt end along the imaginary line 7 to the bent portion of the main body 9. When the pulling piece 8 cuts the butt end 3 to the bent portion of the main body 9, the leading end of the cutting line of the butt end reaches the main body 9 connected to the butt end 3, but the bent portion of the butt end 3. Since the easy-to-open portion 12 is provided on the surface layer 9a of the body portion 9 so as to extend across the cut piece forming area 10, the bent portion of the butt end portion 3 can be easily broken with a small force.
[0022]
When the pulling piece 8 is further pulled, the bent portion of the butt end 3 is torn, so that the box-shaped plastic film outer casing 2 moves the main body 9 along the cut piece forming area 10 by using the tear tape 11 as a guide for the linear width. Is opened along the entire circumference. Then, the chewing gum contained in the box-shaped plastic film exterior body 2 can be taken out through the opening.
[0023]
In the above-described embodiment, the easy-opening portion 12 of the main body 9 is formed by the perforations 9. However, in order to further secure the sealing property, the easy-opening portion 12 is pressed against a biaxially stretched polypropylene film by pressing a sandpaper. It is preferable to form a rough surface (scratch surface) having a narrow width formed by the above process.
[0024]
【The invention's effect】
The package according to the present invention is not limited to the plastic film of the box-shaped plastic film casing, and the box-shaped plastic film casing is opened linearly along the entire circumference with a small force by a weak force. The contents contained in the body can be easily taken out.
[Brief description of the drawings]
FIG. 1 is a perspective view of a package according to the present invention.
FIG. 2 is an enlarged sectional view of a package according to the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Chewing gum package 2 Box-shaped plastic film exterior body 3 Butt end seal part 6 Notch 7 Virtual line 9 Main body part 10 Cut piece forming area 11 Tearing tape 12 Easy opening part

Claims (3)

A box-shaped plastic film exterior having a box-shaped plastic film exterior body formed by bending the end-end seal portion and the butted end seal portion toward the main body side, and contents contained in the box-shaped plastic film exterior body; A pair of notches are provided in the butt-end seal portion of the body, and one end of the butt-end seal portion is formed on the inner surface of the main body of the box-shaped plastic film so as to correspond to a cut piece area defined by a virtual parallel line connected to the pair of notches. A tear tape extending in the circumferential direction from a position near the base end of the part to a position near the base end of the other end is disposed, and the butt-side bent part of the butt-end seal part of the box-shaped plastic film exterior body and the surface of the main body part. A package, wherein the layer is provided with an easy-to-open portion extending across the cut piece forming area. The package according to claim 1, wherein the easy-opening portion is a perforation. 2. The package according to claim 1, wherein the easy-to-open portion has a narrow rough surface.

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