JP2003118771A - Package cushioning bag - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a package cushioning bag which brings forth high cushioning and protective effects. SOLUTION: A cushioning medium made of a synthetic resin film sheet includes a lateral continuum of numerous sectioned elongate hermetic bag potions 12, and is constituted so that each of the bag portions 12 filled with air independently keeps a sealed state. An insertion port 15 for an object to be packaged is formed between ends of the cushioning medium in the folding direction by joining, by means of welding between the bag portions 12 located at both ends of the numerous arranged bag portions 12 and the bag portions 12 located inward by one portion 12 from the portions 12 at both ends to close an opening formed at a part of the portions 12 located at both ends of the numerous portions 12, while the bag portions 12 are folded lengthwise to make the cushioning medium cylindrical. The bag portions 12 are provided to be outside of regions closed by welding at the respective ends.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a buffer packaging bag made of a synthetic resin film that wraps an article to be packaged.

[0002]

2. Description of the Related Art Conventionally, air can be filled from a single location in all of a large number of divided sealed bags that are continuous in the lateral direction, and the air filled in the sealed bags does not escape from the sealed bags. A check valve was provided in each sealing bag part, and even if any one of the sealing bag parts was damaged, the outflow of air was made from the synthetic resin film sheet so that it would only come out from the damaged sealing bag part. Cushioning materials are known. A cushion packaging bag made of such a cushioning material is known.

FIGS. 6 to 7 show the buffer packaging bag and a state in which an object to be packaged is wrapped with the buffer packaging bag. The buffer packaging bag 1 has a large number of elongated continuous sections which are continuous in the lateral direction. All of the sealed bags 2 can be filled with air from one place, and each of the sealed bags 2 does not escape from the sealed bags 2. A check valve (not shown) is provided in the portion 2, and even if any one of the sealing bags 2 is damaged, the synthetic resin film sheet is used so that the air flows out only from the damaged sealing bag 2. Made of cushioning material configured as a material.

More specifically, the cushioning material used as the material of the cushioning packaging bag 1 has a large number of long sealed bag portions 2 arranged side by side.
The sealing bag portion 2 is bent in the longitudinal direction so that the cushioning material has a tubular shape, and the openings formed in the portions of the sealing bag portion 2 located at both ends of the sealing bag portions 2 arranged side by side are welded. By closing, the buffer packaging bag 1 in which the insertion port 3 of the packaged object is formed between the ends of the buffer material in the folding direction is made. Reference numeral 4 denotes a welded portion in the sealing bag portion 2 located at both ends of the sealing bag portion 2 arranged in large numbers.

The buffer packaging bag 1 thus formed has the article 5 to be packaged inserted through the insertion port 3 so that the article 5 to be packaged is protected by a large number of airtight sealing bags 2. Has become.

However, the object to be packaged 5 is the buffer packaging bag 1.
If it unexpectedly drops while being stored in a buffer packaging bag 1
If the flat surface of the product is dropped downward,
Although it is possible to receive the impact on the package 5, if any of the sealing bags 2 located at both ends of the sealing bags 2 arranged side by side falls downward, the buffering area is small, so There is a problem that the impact cannot be effectively received and the packaged object 5 is damaged.

[0007]

SUMMARY OF THE INVENTION The present invention is intended to solve such problems, and an object thereof is to provide a cushioning packaging bag having a high cushioning protection effect.

[0008]

In order to solve this problem, the present invention is provided with a large number of elongated sealed bag portions which are continuously arranged in the lateral direction, and each of these sealed bag portions has one location. Can be filled with air, and the air-filled sealed bag portion uses a cushioning material made of a synthetic resin film sheet configured to independently maintain a sealed state, and the cushioning material has a tubular shape. As shown in the figure, a large number of the sealing bags are arranged in the state of being bent in the longitudinal direction. A large number of the sealing bags are arranged to close the openings formed in the portions of the sealing bags located at both ends of the sealing bag by welding. Of the packaged material between the ends of the cushioning material in the folding direction by joining by welding the sealing bag portion located at both ends of the sealing bag portion and the sealing bag portion located inside one of the sealing bag portions located at both ends thereof by welding. The insertion port is formed and each It is an Abstract that sealed bag portion outside locations closed by welding is configured to reside in the section. Further, according to the present invention, when the hermetically sealed bag portion is bent in the longitudinal direction so that the cushioning material has a tubular shape, the cushioning packaging bag has a substantially rectangular side shape and is suitable for the thickness of the packaged article. The gist is that a partial welding portion for bending is formed at an appropriate position in the longitudinal direction of each sealing bag portion so that the depth of the storage space portion can be obtained.

With this configuration, when the packaged object is accidentally dropped in a state where it is accommodated in the buffer packaging bag and the flat surface of the buffer packaging bag is dropped so as to face downward, each end portion of the buffer packaging bag is lowered. The plurality of intermediate sealed bag portions located between the sealed bag portions are landed and can effectively receive the impact on the object to be packaged. Provided is a cushioning packaging bag having an excellent cushioning protection effect, for example, when it is dropped so as to face, the two sealed bag portions at either end of the cushioning packaging bag can effectively receive the impact on the object to be packaged. be able to. Further, according to the present invention, when the sealing bag portion is bent in the longitudinal direction so that the cushioning material has a tubular shape, the cushioning packaging bag has a substantially rectangular side shape and is suitable for the thickness of the packaged article. Wrapping the object to be packaged simply with a large number of sealed bags by forming the partial welds for folding at the appropriate places in the length direction of each sealed bag to obtain the depth of the bag storage space. Instead of this, it is possible to wrap in a stable state, and in combination with the above-mentioned configuration in which two sealing bag portions are provided at the ends, respectively, a cushioning bag having a further excellent cushioning protection effect is provided. be able to.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the drawings. In FIG. 1, reference numeral 10 denotes a cushioning material that serves as a base of the cushioning packaging bag of the present embodiment. This cushioning material 10 heats and welds the outer peripheral portion 10a of two synthetic resin film sheet materials at a constant interval. A large number of continuous sealed bag portions 12 of the same size are horizontally partitioned by the partition welding portion 10b provided in the horizontal direction.
The sealed bag portion 12 can be filled with air from an air injection port 13a at one end of an air injection path 13 formed at one end side in the longitudinal direction of the sealed bag portion 12, and the sealed bag portion 12 is provided.
The check valve 14 (detailed description thereof is omitted) is provided on the air injection path 13 side of one end of each sealing bag 12 in the length direction so that the air filled in After that, even if any one of the sealed bag portions 12 is damaged, the air will flow out only from the damaged sealed bag portion 12. The cushioning material 10 is bent and heat-welded to form a cushioning packaging bag 11 (see FIG. 2 and subsequent figures). In order to adapt the cushioning packaging bag 11 to a desired thickness and shape, each sealing bag portion 12 is formed. A partial welded portion 17 for bending is formed at a proper position in the length direction. Further, a partial welded portion 1 for bending into which a packaged article 18 described later is inserted.
9 is formed.

Using the cushioning material 10 constructed as described above, a cushioning packaging bag 11 as shown in FIG. 2 is constructed. That is,
The sealing bag portions 12 are bent in the longitudinal direction so that the cushioning material 10 has a tubular shape, and the openings 11 are formed in the portions of the sealing bag portions 12 located at both ends of the sealing bag portions 12 arranged in a line.
1 of the sealing bag parts 12 located at both ends of the sealing bag parts 12 arranged in a line to close a and one of the sealing bag parts 12 located at both ends
The buffer packaging bag 11 in which the insertion port 15 of the article to be packaged 18 is formed between the ends of the cushioning material 10 in the folding direction by providing the welding portion 16 with the sealing bag portion 12 located on the inner side and joining them. Can be configured. In this way, the sealing bag portions 12 located at both ends of the sealing bag portions 12 arranged side by side and the sealing bag portions 12 located inside one of the sealing bag portions 12 located at both ends are joined by the welding portion 16. As a result, the buffer packaging bag 11 has welded portions 16 on both sides.
One more sealing bag part 1 outside the part closed by
There will be two. When the sealing bag portion 12 is bent in the longitudinal direction so that the cushioning material 10 has a tubular shape, the cushioning packaging bag 11 has a substantially rectangular side shape and is suitable for the thickness of the packaged item. The above-mentioned partial welding portion 17 for bending is formed at a proper position in the length direction of each sealing bag portion 12 so that the depth of the storage space 11 can be obtained.

FIG. 3 shows a buffer packaging bag 11 that is filled with air and has a substantially rectangular planar shape. The buffer packaging bag 11 that is filled with air and inflated is bent to a partial welding portion 19 as shown in FIG. Bending outward by opening the insertion port 15 to insert the article to be packaged 18 and closing the insertion port 15 to the original state to complete the packaging. In this packaging completed state, the article to be packaged 18 is protected by the large number of air-filled sealed bags 12.

In FIG. 5, the object to be packaged 18 is placed in the buffer packaging bag 11.
FIG. 2 is a cross-sectional view showing a state in which a plurality of sealing bags 12 are arranged side by side. By joining the gaps by welding, it is possible to further increase the outside of the portion closed by the welding portion 16 at each end.
There will be one sealed bag portion 12-A. Therefore,
Two sealing bag portions 12-A are present at each end of the cushioning packaging bag 11 in the direction in which the sealing bag portions 12 are arranged, so that the objects to be packaged 18 are stored in the cushioning packaging bag 11. When the buffer packaging bag 11 is accidentally dropped and the flat surface of the buffer packaging bag 11 is directed downward, a plurality of intermediate bags located between the two sealing bag portions 12-A at each end of the buffer packaging bag 11 are dropped. When the sealing bag 12 lands and can effectively receive the impact on the object to be packaged 18, and when the end of the buffer packaging bag 11 in the arrangement direction of the sealing bags 12 falls downward, the buffer packaging is Two sealed bag parts 12 on either end of the bag 11.
-A can effectively receive the impact on the article to be packaged 18.

The volume of the space inside the buffer packaging bag 11 is made according to the size of the article to be packaged 18. By the way, in the above-mentioned embodiment, the check valve 1 is provided at one end in the lengthwise direction of each sealing bag 12 so that the air filled in the sealing bag 12 does not escape from the sealing bag 12.
4 is provided, and each of the sealed bags 12 is configured to maintain a sealed state independently of each other. However, a check valve is not provided, and an air injection path is provided to all of the partitioned sealed bags. After the air is filled from one end of the above, the upper ends of all the sealed bags may be closed by welding.

[0015]

As described above, according to the present invention, when an article to be packaged is unexpectedly dropped while being stored in a buffer packaging bag,
When the flat surface of the cushioning packaging bag is dropped downward, a plurality of intermediate sealing bags located between the sealing bags at each end of the cushioning bag will land, and impact on the packaged item will be effective. If the end of the cushioning packaging bag in the direction of arrangement of the sealing bags falls downward, the two to-be-packaged articles at either end of the cushioning packaging bag It is possible to provide a cushioning packaging bag having an excellent cushioning protection effect, such as being able to effectively receive a shock to. Further, according to the present invention, when the sealing bag portion is bent in the longitudinal direction so that the cushioning material has a tubular shape, the cushioning packaging bag has a substantially rectangular side shape and is suitable for the thickness of the packaged article. Wrapping the object to be packaged simply with a large number of sealed bags by forming the partial welds for folding at the appropriate places in the length direction of each sealed bag to obtain the depth of the bag storage space. Instead of this, it is possible to wrap in a stable state, and in combination with the above-mentioned configuration in which two sealing bag portions are provided at the ends, respectively, a cushioning bag having a further excellent cushioning protection effect is provided. be able to.

[Brief description of drawings]

FIG. 1 is a development view of a cushioning material used for a cushioning packaging bag according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a state before the buffer packaging bag is filled with air.

FIG. 3 is a perspective view showing a state where the buffer packaging bag is filled with air.

FIG. 4 is a perspective view showing a state in which an article to be packaged is stored in the buffer packaging bag.

FIG. 5 is a cross-sectional view showing a state in which an article to be packaged is stored in the buffer packaging bag.

FIG. 6 is a perspective view of a buffer packaging bag in a conventional example.

FIG. 7 is a cross-sectional view showing a state where an article to be packaged is stored in the buffer packaging bag.

[Explanation of symbols]

10 cushioning material 11 buffer packaging bag 11a opening 12 Sealed bag 13 Air injection path 13a Air inlet 14 Check valve 15 insertion slot 16 Welded part 17 Partially welded part 18 Items to be packaged 19 Partially welded part

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Satoshi Hamao             1006 Kadoma, Kadoma-shi, Osaka Matsushita Electric             Sangyo Co., Ltd. (72) Inventor Sayuri Nakata             1006 Kadoma, Kadoma-shi, Osaka Matsushita Electric             Sangyo Co., Ltd. F-term (reference) 3E066 AA53 BA06 CA01 FA06 JA21                       KA20 MA09

Claims (2)

[Claims] 1. A large number of continuous sealed bags that are partitioned in the lateral direction are provided, all of the sealed bags can be filled with air from one location, and a sealed bag filled with air is provided. Uses a cushioning material made of a synthetic resin film sheet configured to independently maintain a sealed state, and in a state where the sealing bag portion is bent in the longitudinal direction so that the cushioning material has a tubular shape. The sealing bags located at both ends and the sealing bags located at both ends of the sealing bags arranged to close the openings formed in the portions of the sealing bags located at both ends of the sealing bags arranged side by side by welding. By inserting the sealing bag portion located on the inner side of one of the portions by welding, an insertion port of the packaged object is formed between the ends of the cushioning material in the folding direction, and the ends are closed by welding. Sealed bag outside the designated area Buffer packing bag, characterized in that but configured as present. 2. The buffer packaging bag, when the sealing bag portion is bent in the longitudinal direction so that the cushioning material has a tubular shape, has a substantially rectangular side shape and is suitable for the thickness of the article to be packaged. 2. The buffer packaging bag according to claim 1, wherein a partial welding portion for bending is formed at an appropriate position in the length direction of each sealed bag portion so that the depth of the storage space portion can be obtained.