JPH086753Y2 - Bag for sandwich packaging - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bag for sandwich packaging, and more specifically, a bag for sandwich packaging that can perform the opening operation after storing the sandwich and the taking out of the sandwich after opening. Regarding the body

[0002]

2. Description of the Related Art Recently, sandwiches are being sold at various stores such as convenience stores, and in many cases, they are often wrapped in a bag formed of a plastic film material mainly due to health and hygiene requirements. ing.

FIG. 4 shows a conventional structure of such a bag body for sandwich packaging. In this case, the bag body 1 has a substantially truncated shape between an upper narrow portion 2 and a lower wide portion 3. Of the two plastic stretched film materials 4 and 5 that face each other in the shape of an isosceles triangle and face each other, the upper and lower edges of the one side plastic stretched film material 4 are extended from the other side plastic stretched film material 5 side. The upper edge protrusions 4a and the lower edge protrusions 4b that are projected to the upper side, the upper side overlapping portions of the plastic stretched film materials 4 and 5 are the upper side joint portions 6, and the left and right side edge overlapping portions are side edge joints, respectively. By forming the portion 7, the opening 8 is formed on the lower side.

Further, the one side plastic stretched film material 4 is provided with two notches 9 and 9 which are orthogonal to the upper side joining portion 6 from the upper edge thereof so as to be parallel to each other at the central portion. , The sandwiching piece portion 10 is formed.

For this reason, when opening the bag body 1 in which the sandwich S is stored, as shown in FIG. 5, the squeezing piece portion 10 is squeezed by the fingers and pulled up in the cutting direction. The opening portion 10a for taking out the sandwich S can be formed.

[0006]

The bag 1 having the structure shown in FIG. 4 can be used to easily open the bag.

However, as is clear from FIG. 5 showing the opened state, although the opened portion 10a can be formed, the sandwich S cannot be immediately taken out because of its narrow width. Further, it is necessary to open with both hands using the clue as a clue, and the work of taking out the sandwich S becomes complicated.

[0008]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems in the conventional structure, and the structural feature thereof is that at least between the upper narrow portion and the lower wide portion. Of the one-sided plastic film material and the other-sided plastic film material that are face-to-face with each other and have a substantially truncated isosceles triangular shape, at least the lower edge portion of the other-sided plastic film material is from the one-sided plastic film material side. Providing a lower edge protrusion that protrudes in the extension direction, the upper side overlapped part of these plastic film materials is the upper side joint part, and the left and right side edge overlapped parts are side edge joint parts, thereby opening at the lower side. to form a bag body having either one of said side edge joint portions in knob piece portion formed between the upper open edge and the upper side joint portion on the side of the one side plastic film material Beside, the upper joint near the upper open edge and start by parallel to the bonding direction of the side edge joint
A slicing piece located near the slicing section is provided by dividing the slicing piece section into a wide surface section and a narrow surface section by providing a single incision section as the terminal end.
This is because a mark portion for teaching the existence of the cut portion is displayed on one side.

[0009]

[Action] For this reason, one side plastic film material, eyes
Hit this while knob a broad surface portion of the knob piece which is bisected by notches whose position is taught by mark portion
Tensioning will start fracture in two directions.

That is, in one direction, at the same time when the pulling piece is pulled up, it is ruptured along the side edge joint located on the wide surface side, and in the other direction, the narrow surface is left and the cut portion is used. Fracture starts in the cutting direction, reaches the side edge joint portion located on the extension line, and fractures along the side edge joint portion.

Therefore, since the opening of the bag portion containing the sandwich is performed through the opening portion defined by the break lines formed in the above two directions, the opening portion allows the upper surface side of the bag portion to be opened. The sandwich can be exposed and the sandwich can be immediately removed from this part.

[0012]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a plan view showing an embodiment of the present invention, which is composed of a single-sided plastic film material 21 and a second-sided plastic film material 31 each made of a single-layer polypropylene film material. It is configured using.

These two plastic film materials 2
1, 31 at least the upper narrow portion 12 and the lower wide portion 1
3 and 3 have a substantially truncated isosceles triangular shape and are formed to face each other.

Further, the lower edge portion 32 of the other side plastic film material 31 is formed with a lower edge protruding portion 32a protruding from the side of the one side plastic film material 21 in its extension direction.

Further, these plastic film materials 2
1, 31 mutually, the upper side overlapping portion is the upper side joining portion 15, and the left and right side edge overlapping portions are side edge joining portions 16, 17 respectively.
Thus, the bag body 11 having the opening 14 on the lower side is formed.

Also, the one side plastic film material 2
One side edge joint portion 16 or 1 in the holding piece portion 23 formed between the upper open end edge 22 and the upper side joint portion 15 of FIG.
In the vicinity of 7, the upper open end edge 22 is made parallel to the joining direction of the side edge joining portions 16 or 17 to form a starting end 25, and the single cut portion 2 extending from the starting end 25 to the upper side joining portion 15 is formed.
4 is provided, and the cutting piece 23 is divided into a wide surface portion 26 and a narrow surface portion 27 via the cut portion 24.

[0018] Moreover, the knob piece 23 positioned notches 24 at least near the one side of the broad surface portion 26 and the narrow face 27, the mark portion 28 for teaching the existence of the cut portion 24 It is displayed.

The lower edge protrusion 32a of the other side plastic film material 31 has a through hole 33 for inserting and supporting a supporting rod (not shown) in a fixed manner when a large number of bags 11 are stacked. The welding parts 3 are formed in pairs in the left-right direction, and the reference numeral 34 in the figure indicates a welded portion 3 in which a large number of bag bodies 11 at that time are welded together under the condition that they can be separated from each other.
4 is shown.

Further, in the illustrated example, the upper edge portion 35a of the other side plastic film material 31 located on the lower surface projects from the upper open end edge 22 of the one side plastic film material 21 located on the upper surface. It is shown that the upper edge projection 35a is formed if necessary.
It is also possible to use a material having a shape that is face-to-face with the one-sided plastic film material 21 without forming the.

Further, in the illustrated example, the portion of the bag body 11 following the lower wide portion 13 is cut off to form the non-joined portions 18, 1.
Although the case where 9 is provided is shown, it is also possible to form a truncated isosceles triangular shape as a whole without cutting the above-mentioned part, if necessary.

Since the present invention is constructed in this way, the sandwich 11 is inserted from the side of the opening 14 and the side of the lower wide portion 13 is sealed, as shown in FIG.
The sandwich S can be stored inside.

When the sandwich S stored in this way is taken out from the bag body 11, of the scooping piece portions 23 divided into two by the notch portion 24 of the one side plastic film material 21 in the bag body 11. By pulling the wide surface portion 26 while squeezing the wide surface portion 26, the rupture of the bag body 11 can be started from two directions.

That is, the rupture in one direction is performed along the side edge joint portion 17 located on the wide surface portion 26 side at the same time when the pulling piece portion 23 is pulled up.

Further, the rupture in the other direction is started in the cutting direction through the cut portion 24 while leaving the narrow surface portion 27, and reaches the side edge joint portion 16 located on the extension line thereof, and the side edge joint portion 16 is reached. It will be performed along the joint portion 16.

Therefore, as shown in FIG. 3, the opening of the bag 11 containing the sandwich S is performed while forming the fracture cutout portion 20 by the fracture lines formed in the above two directions.

Therefore, the opening portion 20a can be formed in the bag body 11 in a large area, and the opening portion 20a can be formed.
The upper part of the sandwich S can be exposed from a and can be taken out easily.

When the upper edge projection 35a is formed on the plastic film material 31 on the other side, the scooping piece 23 of the plastic film material 21 on the one side can be more easily squeezed, so that the unsealing is performed. The work can be made easier.

Further, in the vicinity of the notch 24 of the engraving piece 23
Since the mark portion 28 is displayed on the
The presence of can be confirmed more clearly, which can contribute to smooth opening work.

[0030]

As described above, according to the present invention, the presence of the one-sided plastic film material is taught by the mark portion.
A scissor piece that is split in two through the notch shown
By pulling on the wide surface part while pulling it
Side edge contact located on the side of the narrow surface, starting from the notch.
Side edge joints that rupture the joints smoothly and are located on the wide surface side
Can be broken immediately from its starting point. Moreover,
At that time, since the opening portion formed on the bag body can take a large area, the upper part of the sandwich can be exposed from this opening portion and the whole can be immediately taken out, and the opening operation can be facilitated quickly and easily. Smoothing can be achieved at the same time.

[Brief description of drawings]

FIG. 1 is a plan view showing an embodiment of the present invention.

FIG. 2 is an overall perspective view showing a state in which a sandwich is packaged using the embodiment shown in FIG.

FIG. 3 is an overall perspective view showing a broken state when the package is opened in the packaged state of FIG.

FIG. 4 is a plan view showing an example of a conventional bag body.

5 is an overall perspective view showing a broken state at the time of opening the sandwich when the sandwich is packaged with the bag body of FIG. 4. FIG.

[Explanation of symbols]

 11 Bag 12 Upper Narrow Width 13 Lower Wide Width 14 Opening 15 Upper Side Joint 16 Side Edge Joint 17 Side Edge Joint 18 Non-joint 19 Non-joint 20 Break Cut 20a Open 21 21 One Side Plastic Film Material 22 Upper Open End Edge 23 Slitting Piece 24 Notch 25 Starting End 26 Wide Surface 27 Narrow Surface 28 Marking 31 Other Side Plastic Film Material 32 Lower Edge 32a Lower Edge Projection 33 Through Hole 34 Weld 35 Upper Edge 35a Upper edge protrusion S sandwich

Claims (1)

[Scope of utility model registration request] 1. A plastic film material on the other side among a plastic film material on one side and a plastic film material on the other side, which face-to-face coincide with each other at least between the upper narrow portion and the lower wide portion in the shape of a truncated isosceles triangle. At least the lower edge portion of the material, a lower edge protrusion that is projected from the side of the one side plastic film material in the extension direction thereof is provided, and the upper side overlapping portion of these plastic film materials serves as the upper side joint portion,
While forming a bag body having an opening at the lower side by making each of the left and right side edge overlapping portions a side edge joint portion, between the upper side open end edge on the side of the one side plastic film material and the upper side joint portion. In the vicinity of either one of the side edge joints in the engraved piece formed in, the upper open end edge is made parallel to the joining direction of the side edge joints and the upper edge joint vicinity
Is provided at one end to divide the cutting piece into a wide surface portion and a narrow surface portion, and the cutting piece located in the vicinity of the cutting portion is divided.
A bag body for sandwich packaging, characterized in that a mark portion for teaching the existence of a cut portion is displayed on the single piece portion .