JPH0732679B2 - Packaging for rice balls - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rice ball package, and more particularly to a rice ball package which can be easily opened.

[0002]

2. Description of the Related Art Generally, rice balls sold at convenience stores and the like are packaged in a rice ball wrapping body as shown in FIGS.

The seaweed and the rice for rice balls do not come into contact with each other during storage, and the rice for rice balls is covered with seaweed for the first time when eating.
The moisture of rice for rice balls prevents the seaweed from getting wet and the taste of the rice balls from falling.

The packaging material 51 for rice balls is a packaging material film 53 having a rectangular shape in which an opening strip 52 extending in the longitudinal direction is provided in the approximate center in the width direction.
Has a width larger than that obtained by dividing the vertical direction into two, and has a square-shaped left interior material film 54 having a folded-back portion 56 in which one side end is folded back and one side end is also folded back. The square-shaped right interior material film 55 having the folded-back portion 57 is positioned such that the folded-back portions 56 and 57 of the respective interior-material films 54 and 55 overlap in the central portion of the exterior material film 53, and the portion of the opening strip 52. The exterior material film 53 and the interior material films 54 and 55 are integrally formed by heat-bonding the four sides excluding the above to form a bag shape.

Further, a winding material 67 such as seaweed is enclosed in the inside of the rice ball packaging body 51, and both interior material films 5 are formed.
4, 55 is brought into contact with the rice ball for rice ball 70 and wrapped as shown in FIG.

[0006] When opening the rice ball wrapping body 51 enclosing the rice ball rice 70, first, the opening strip 52 is pulled and removed to cut the exterior film 53 into two pieces. .

Both interior material films 54 and 55 are divided into two pieces from the beginning, and the edges are heat-bonded to the exterior material film 53 to form heat-bonded portions 58 and 59. When one side of the packaging body 51 is pulled, one exterior material film 53 and one interior material film (left interior material film 54) are integrally removed, and half of the wrapped material 67 such as seaweed is cooked for rice balls. It will be wrapped around 70.

Similarly, if the other exterior material film 53 and the other interior material film (right interior material film 55) of the rice ball package 51 are removed, the entire outer circumference of the rice ball rice 70 is wrapped with seaweed or the like. It will be a rice ball wrapped with 67.

However, in the rice ball wrapping body 51 constructed as described above, there is an overlapping portion 68 in which the upper right corner portion 61 and the upper left corner portion 60 are deeply overlapped with each other, and the overlapping portion 68 is opened. A paper label 69 is attached for the purpose of preventing display and displaying or decoration. Then, the slitting by the opening strip 52 is obstructed by the overlapping portion 68, and the exterior material film 53 cannot be cut into two well, so that the opening strip 5 is formed.
There was a problem that 2 was cut off on the way.

The present invention solves the above-mentioned problems of the conventional ones, and makes it possible to easily divide the exterior packaging material film into two by providing a notch on the upper side of the side of the rice ball package. Therefore, it is an object of the present invention to provide a rice ball wrapping body in which the rice ball wrapping body can be removed very easily.

[0011]

In order to achieve the above-mentioned object, the present invention provides an exterior material film provided with an opening strip extending in the longitudinal direction at approximately the center of the width direction, and a left side edge of the exterior material film. Of the entire length, from the left end of the upper side to the vicinity of the strip for opening and thermal bonding from the left end of the lower side to the vicinity of the strip for opening, and folded back from the left end of the exterior material film over the strip for opening. The left interior material film and the entire length of the right side of the exterior material film, heat bonded from the right end of the upper side to the vicinity of the opening strip and from the right end of the lower side to the vicinity of the opening strip, and the exterior A rice ball made of a right interior material film folded back from the right end of the material film over the opening strip, and a winding material such as seaweed is enclosed between the exterior material film and the left and right interior material films. In package, it is obtained by employing the means of notches is provided in a position facing the upper part of both sides of the rice ball for packaging. Also, the notch is an I notch, the notch is a V notch, and a plurality of the notches are provided at a predetermined interval.

[0012]

The present invention, by adopting the above means,
By providing the notch so as to face the upper part of the side of the rice ball package, the overlapping portion can be easily cut open by the opening strip, so that the rice ball package can be removed very easily.

[0013]

Embodiments of the present invention shown in the drawings will be described below. FIG. 1 and FIG. 2 show a first embodiment of a rice ball wrapping body according to the present invention. This rice ball wrapping body 1 has an opening strip 2 extending in the longitudinal direction at substantially the center in the width direction. The attached exterior material film 3, the entire length of the left side of the exterior material film 3, the heat from the left end of the upper side to the vicinity of the opening strip 2 and from the left end of the lower side to the vicinity of the opening strip 2. The left interior material film 4 heat-bonded at the adhesive portion 8 and the entire length of the right side of the exterior material film 3,
The right interior material film 5 is heat-bonded at the heat-bonding portion 9 from the right end of the upper side to the vicinity of the opening strip 2 and from the right end of the lower side to the vicinity of the opening strip 2.

The exterior material film 3 and the interior material films 4 and 5 are rectangular in shape, have thermal adhesiveness, and are formed of a biaxially oriented film made of polypropylene. And
On the right end side of the left interior material film 4, a portion beyond the opening strip 2 is folded back to form a folded portion 6. On the left end side of the right interior material film 5, a portion beyond the opening strip 2 is folded back to form a folded portion 7.
Are formed.

The interior material films 4 and 5 are heat-bonded to each other in a state where the folded portions 6 and 7 are overlapped with each other at the central portion of the exterior material film 3. In addition, the notch 1 is formed at a predetermined interval in the width direction from the side edge at a position where the upper portions of the heat-bonded portions 8 and 9 on both sides of the rice ball package 1 face each other.
4, 15 are provided.

The notches 14 and 15 may be located 10 mm to 70 mm (preferably 20 mm to 30 mm) from the upper end of the rice ball package 1, and the lengths of the notches 14 and 15 are the heat-bonding portions. 1/4 of the width of 8 and 9
It is good to set it to about 3/4. Also, the notch 14,
The distance between 15 is about 3 mm to 15 mm (preferably 10 mm).
mm).

Next, the rice ball 20 for rice balls is packed by the following method using the packing body 1 for rice balls constructed as described above. First, a wound material 17 such as seaweed is enclosed between the exterior material film 3 and the left and right interior material films 4 and 5, and the exterior material film 3 side is placed downward.

The method of enclosing the winding material 17 is as follows.
Place the winding material 17 on the upper part of the exterior material film 3, and then,
The left and right interior material films 4 and 5 are overlapped with the exterior material film 3, and the four sides of the peripheral portion are heat-bonded and sealed.

Then, as shown in FIG. 3, the rice for rice balls 20 is biased to the lower side of the packaging 1 for rice balls so as to be in contact with the folded portions 6, 7 of the left and right interior material films 4, 5. Put.

Next, the lower right corner 13 on the lower side of the rice ball package 1 is bent in the direction of arrow a with respect to the rice ball 20 and the lower left corner 12 on the lower side of the rice ball package 1 is removed. It is bent in the direction of arrow b with respect to the rice for rice ball 20 and stacked on the lower right corner 13. Then, the upper side of the rice ball package 1 is bent in the direction of arrow c with respect to the rice ball 20.

Then, as shown in FIG. 4, the upper right corner 11 on the upper side of the rice ball package 1 is bent in the direction of arrow d with respect to the rice for rice 20 and the upper side of the rice ball package 1 is formed. The upper left corner 10 is bent in the direction of arrow e with respect to the rice for rice ball 20 and is overlapped with the upper right corner 11 to form an overlapping portion 18, and the overlapping portion 18 is formed.
A paper label 19 is attached to. In this way, FIG.
Rice ball rice 20 as shown in Fig. 1 Rice ball package 1
To form a package.

The operation of the rice ball wrapping body 1 configured as described above will be described. When opening the packing 1 for rice balls, first, the opening strip 2 is pulled, and the notch 1 is formed in the exterior material film 3 on both sides of the opening strip 2.
6 and 16 are provided, the exterior material film 3 is cut into two along the opening strip 2.

On the other hand, since the left and right interior material films 4 and 5 overlap at the central portion of the exterior material film 3 and are heat-bonded to the edges of the exterior material film 3, the opening strip 2 is used. When the exterior material film 3 is divided into two, the bag-shaped rice ball packaging body 1 is divided into two.

The wrapping body 1 for rice balls divided into two parts
One of the left and right interior material films 4 and 5 located between one of the exterior material film 3 and the wrapping material 17 such as seaweed and the rice for rice ball 20 when one is pulled, the wrapping material 1 such as seaweed
7 and the rice 20 for rice balls are slid and moved to be removed, and as shown in FIG. 6, the rice balls 21 covered with the winding material 17 such as seaweed are exposed.

Further, notches 14 and 1 are provided at predetermined intervals so as to face the both sides of the upper portion of the packaging 1 for rice balls.
5 are provided, and as shown in FIG. 5, both notches 14,
15 is located in the overlapping portion 18 and is located above the opening strip 2.

Since the exterior material film 3 and both interior material films 4 and 5 are formed of biaxially stretched films, as shown in FIG. 7, when the unsealing strip 2 is pulled, the upper right corner portion 11 is formed. The overlapping portion 18 in which the upper left corner 10 and the upper left corner portion 10 overlap each other can be easily cut out along with the notches 14 and 15 along with the paper label 19 fixing the overlapping portion 18.

Further, since the two interior material films 4 and 5 are provided with the folded-back portions 6 and 7, the exterior material film 3 is divided into two, and the two-divided rice ball packaging body 1 is peeled off one by one. At this time, the rice 20 for rice balls can be peeled off smoothly without being damaged.

FIGS. 8 and 9 show a second embodiment of a rice ball wrapping body according to the present invention. The rice ball wrapping body 31 has an opening strip extending in the longitudinal direction at substantially the center in the width direction. The exterior material film 33 to which the body 32 is attached, the entire length of the left side of the exterior material film 33, from the left end of the upper side to the vicinity of the opening strip 32, and from the left end of the lower side to the opening strip 32. The left interior material film 34 that is heat-bonded by the heat-bonding portion 38 to the entire length of the right side of the exterior material film 33, and the right end of the upper side from the opening strip 3
2 to the vicinity and from the right end of the lower side
Of the right interior material film 35 that is heat-bonded by the heat-bonding portion 39 up to the vicinity.

The exterior material film 33 is formed of a uniaxially stretched polypropylene film having a rectangular shape, a thermal adhesive property, and a longitudinal stretch. Both of the interior material films 34 and 35 are made of a rice film 50 for rice balls and a polyethylene film which is easily separated from each other. The opening strip 32 is provided on the right end side of the left interior material film 34.
A portion that exceeds is folded back to form a folded portion 36. Further, on the left end side of the right interior material film 35,
A portion beyond the opening strip 32 is folded back to form a folded portion 37.

The width of the exterior material film 33 is more than twice the width of the left interior material film 34 and the right interior material film 35, and the both interior material films 34 are formed at the central portion of the exterior material film 33. , 35 double-folded part 3
When 6 and 37 are arranged in a stacked state, both ends of the exterior material film 33 are projected.

Then, the protruding portion of the exterior material film 33 is folded back and heat-bonded to the left side edge of the left interior material film 34, and the exterior material film 33, the left interior material film 34 and the exterior material film 33. Form a heat-bonded portion 38 that is heat-bonded with
The outer side material film 33, the right inner side material film 35, and the outer side material film 33 are heat-bonded to each other to form a heat-bonded portion 39 by heat bonding.

Therefore, the heat-bonding portions 38 and 39 formed at both ends of the rice ball packaging body 31 are portions where the exterior material film 33 and the interior material films 34 and 35 are heat-bonded on the inner side, and The side is the portion where the exterior material films 33 are thermally bonded together. In addition, notches 44 and 45 having a predetermined length in the width direction from the side edges are provided at opposing positions above the heat-bonded portions 38 and 39 on both sides of the rice ball package 31. The method of wrapping the rice ball rice 50 with the rice ball wrapping body 31 configured as described above is the same as that in the first embodiment, and therefore will be omitted.

Next, the operation of the rice ball wrapping body 31 constructed as described above will be described. When opening the packaging 31 for rice balls, first, by pulling the strip 32 for opening, since the exterior material films 33 on both sides of the strip 32 for opening are provided with notches 46, 46, The exterior material film 33 is cut into two along the opening strip 32.

On the other hand, the left and right interior material films 34, 35
Is overlapped at the central portion of the exterior material film 33,
Since the exterior material film 33 is heat-bonded to the edge portion of the exterior material film 33, if the exterior material film 33 is divided into two using the opening strip 32, the bag-shaped rice ball packaging body 31 is divided into two.

Then, the rice ball wrapping body 3 divided into two parts
One of the left and right interior material films 34, 35 located between the exterior material film 33 and the wrapping material 47 such as seaweed and rice 50 for rice balls is used for the wrapping material 47 such as seaweed and the rice ball. The rice balls 50 are slid on the rice 50 and removed, and the rice balls covered with the wrapping material 47 such as seaweed are exposed.

Further, notches 44 and 45 are provided on both sides of the upper portion of the rice ball wrapping body 31 so as to face each other.
As shown in 0, both the notches 44 and 45 are located at the overlapping portion 48 and at the top of the opening strip 32.

The exterior material film 33 is formed of a uniaxially stretched film whose stretching direction is the longitudinal direction, and outside the heat-bonding portions 38 and 39 formed on both sides of the rice ball packaging body 31. Is a portion where the exterior material films 33 are heat-bonded to each other. Therefore, when the opening strip 32 is pulled, the overlapping portion 48 where the upper right corner portion 41 and the upper left corner portion 40 overlap each other is the notch 44, 45
A cut is made along the extending direction of the exterior packaging material film 33, and the paper label 49 is detached and can be easily cut open.

Further, both interior material films 34, 35
Since it is a polyethylene film, rice for rice 5
Good distance from 0, and both interior material films 34, 35
Since the folded-back portions 36 and 37 are provided in the case, after the exterior material film 33 is divided into two parts, when the divided two pieces of the rice ball packaging body 31 are peeled off one by one, the rice ball rice 50 is smoothly peeled without being damaged. be able to.

When the rice for rice balls is wrapped in the packaging for rice balls, since the notch is hidden under the paper label, there is no possibility of unpacking from the notch portion during storage. Further, in the first and second examples, the polypropylene film is used as the packaging material film, but the present invention is not limited to this, and any biaxially stretched film may be used in the first example.
In the example, a uniaxially stretched film may be used. Furthermore, in the second embodiment, as the interior material film,
Although a polyethylene film is used, the present invention is not limited to this, and any material that does not allow moisture to pass through and that is easily separated from the rice for rice balls may be used.

[0040]

As described above, according to the present invention, notches are provided on both sides of the upper part of the rice ball package so as to face each other, and when the rice ball package is packaged with the rice ball package, Since both notches are located at the overlapping portion and are located above the opening strip, when the opening strip is pulled, the portion where the upper right corner and the upper left corner overlap each other is A cut is made along the notch, making it easier to cut the exterior film,
The rice ball wrapper can be removed very easily. In addition, since both interior material films are provided with fold-back portions, when the exterior material film is divided into two parts and the two parts of the rice ball packaging body are peeled off one by one, the rice balls for rice balls can be peeled off smoothly without damage. It has an excellent effect of being able to.

[Brief description of drawings]

FIG. 1 is a schematic view showing a first embodiment of a rice ball wrapping body according to the present invention.

FIG. 2 is a schematic sectional view taken along the line AA of FIG.

FIG. 3 is a perspective view showing a method of wrapping rice for rice balls using the rice ball package in the first embodiment of the rice ball package according to the present invention.

FIG. 4 is a perspective view showing a method of wrapping rice for rice balls using the rice ball package in the first embodiment of the rice ball package according to the present invention, which is a perspective view showing the next step of FIG. 3; .

FIG. 5 is a front view showing rice for rice balls wrapped with the packaging material for rice balls in the first embodiment of the packaging material for rice balls according to the present invention.

FIG. 6 is a perspective view showing a state in which a half of the rice ball wrapping body is removed and the rice ball is exposed in the first embodiment of the rice ball wrapping body according to the present invention.

FIG. 7 is a front view showing the manner in which the overlapping portion of the rice ball package is cut open in the first embodiment of the rice ball package according to the present invention.

FIG. 8 is a schematic view showing a second embodiment of the rice ball wrapping body according to the present invention.

9 is a schematic cross-sectional view taken along the line BB of FIG.

FIG. 10 is a front view showing the overlapping portion of the rice ball package in the second embodiment of the rice ball package according to the present invention.

FIG. 11 is a schematic view showing a conventional rice ball wrapping body.

12 is a schematic cross-sectional view taken along the line CC of FIG.

FIG. 13 is a front view showing an overlapping part of a rice ball wrapping body in a conventional rice ball wrapping body.

[Explanation of symbols]

 1, 31, 51 ...... Packaging for rice balls 2, 32, 52 …… Strip for opening 3, 33, 53 …… Exterior material film 4, 34, 54 …… Left interior material film 5, 35, 55 …… Right interior material film 6, 7, 36, 37, 56, 57 ... Folding portion 8, 9, 38, 39, 58, 59 ... Thermal bonding portion 10, 40, 60 ... Upper left corner portion 11, 41, 61 ...... Upper right corner 12,42,62 ...... Lower left corner 13,43,63 ...... Lower right corner 14,15,16,44,45,46,64 ...... Notch 17,47,67 ...... Winding Items 18, 48, 68 …… Overlapping part 19, 49, 69 …… Labels 20, 50, 70 …… Rice for rice 21 …… Onigiri

Claims (4)

[Claims] 1. An exterior material film having an opening strip extending in the longitudinal direction at approximately the center in the width direction, the entire length of the left side of the exterior material film, from the left end of the upper side to the vicinity of the opening strip, and Heat-bonded from the left end of the lower side to the vicinity of the opening strip, and the left interior material film folded back from the left end of the exterior material film over the opening strip, and the entire length of the right side of the exterior material film , Heat-bonded from the right end of the upper side to the vicinity of the strip for opening and from the right end of the lower side to the vicinity of the strip for opening, and folded back from the right end of the exterior material film over the strip for opening. A packaging material for rice balls, which comprises an interior material film, and a winding material such as seaweed is enclosed between the exterior material film and the left and right interior material films, and the upper sides of both sides of the rice ball packaging body are opposed to each other. A package for a rice ball, which is characterized in that a notch is provided at a position to be formed. 2. The package for rice balls according to claim 1, wherein the notch is an I notch. 3. The package for rice balls according to claim 1, wherein the notch is a V notch. 4. The package for rice balls according to claim 1, 2 or 3, wherein a plurality of the notches are provided at a predetermined interval.