JP2562523Y2 - Wrapping bag for waste sanitary goods - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging bag for disposable sanitary goods. More particularly, the present invention relates to a packaging bag for disposable sanitary ware packaged in a compressed state.

[0002]

2. Description of the Related Art Packaging bags for disposable sanitary goods are generally provided with perforations for opening. The perforation is shown in FIG.
Are provided on the same straight line or curve as intermittent cuts 4a with an interval C interposed from the upper surface of the packaging bag to a part of the front surface or the rear surface, and the stored sanitary goods are perforated. It is common to tear open the first unsealing part 5a including the top part x, and to take out sequentially from the uppermost sanitary article.

[0003] When the above-mentioned packaging bag is a compression packaging bag, it is common to store and pack the product in the horizontal direction in view of compressing the product. It is difficult to remove one sheet from the middle of the top row even if it is opened over a part of the front or rear face.

[0004] As a countermeasure, there is a packaging bag provided with perforations in the lateral direction of the packaging bag, that is, on the side surface. (Japanese Unexamined Patent Publication No.
However, they have a problem that the product may jump out of the opening from the opening because the support in the compression direction is lost as soon as the product is opened.

[0005] In addition, since the product is a compression-packaged bag, several products are collected and put in a container such as a cardboard box for transportation, stacking, transportation, and other handling during forklift lift. If an impact is applied, or an impact is caused by carrying individual products, dropping during display, or the like, a perforation may be torn and the diaper may jump out, or the product may become full view and lose its commercial value.

[0006]

SUMMARY OF THE INVENTION The present invention is directed to a packaging bag for sanitary goods to be used, particularly a packaging bag for packaging products in a compressed state, by perforations caused by vibrations and drops during transportation. An object of the present invention is to solve the problems that a diaper jumps out due to tearing, a product is difficult to take out when a perforation is opened, and a product jumps out of a packaging bag.

[0007]

Means for Solving the Problems The present inventors have made intensive studies to solve the above-mentioned problems, and as a result, have accomplished the present invention. That is, a large number of sheets of the folded useable sanitary article are arranged on top of each other and arranged in a predetermined number to form a row, and the row is compressed and packed in a state where a plurality of rows are arranged vertically or horizontally or vertically and horizontally at the same time. The side with the handle of the package is the upper surface, and the surface parallel to the compression direction of the sanitary ware is used and the front or the rear surface is used, and the row is held in a compressed state, and is almost flat on the wide surface of the sanitary ware. The outermost surface is in contact with the outermost surface, and the side surface is approximately parallel to the outer surface.The bottom portion, which is filled with sanitary goods and sealed, is the lower surface. In a packaging bag for disposable hygiene articles having a tear-opening portion, the tear-opening portion is provided at the first opening portion at which tearing starts, and at the top of the perforation at which tearing begins at an intermittent cut constituting a perforation. Both sides at an appropriate angle downward Spread, for example provided on a line of semi-circular or semi-elliptical, the opening portion subsequent to the first opening portion,
The cuts are provided as cuts that are inclined at an angle of 10 to 80 degrees with respect to the vertical direction and are parallel to each other along a curved line and / or an imaginary straight line following the perforation of the first opening. .

[0008] The opening portion following the first opening portion is composed of a second opening portion following the first opening portion and a third opening portion following the first opening portion. The end of the cut and the start of the cut located immediately below are provided so as to be located on the same vertical line, and the above-mentioned cut is separated from each other by the third opening at the third opening following the second opening. Are provided as inclined parallel cut lines located on the same vertical line.

[0009]

In the packaging bag of the present invention, the perforations provided in the opening portion following the opening portion where tearing starts at the usual opening perforation portion are provided with diagonal straight lines parallel to each other as described above. Because it is composed by
The perforation can be prevented from being easily torn even if stress is applied to the perforation due to an impact generated during transportation and carrying of the packaging bag.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings, but the present invention is not limited to these embodiments.

FIG. 1 shows a conventional packaging bag having a commonly used opening perforation on the front or rear surface of the packaging bag.
(A) is an enlarged view of a portion of the first opening 5a surrounded by a circular line, and (b) of FIG. 1 is the first opening 5a of FIG.
It is an enlarged view of the part enclosed by the perforated circular line in the opening part 5b following [.

FIG. 2 shows a packaging bag in which perforations are provided on the front or rear surface of the packaging bag. FIG. 2A shows a circular line of the second opening 5b following the first opening 5a of FIG. An enlarged view of a perforated portion surrounded by a circle. FIG. 1B shows the second opening 5b.
FIG. 3 is an enlarged view of a portion enclosed by a perforated circular line in the third opening portion 5c following FIG. 3, and FIG. FIG. 4 is a perspective view of the packaging bag of the present invention, in which a part of the packaging bag is cut into the rear surface of the packaging bag, and FIG. 2 is a perspective view of the packaging bag of FIG. 2 with perforations cut away.

In the drawings, reference numeral 1 denotes a packaging bag, A denotes a rear surface (or a front surface) of the packaging bag, 2 denotes a handle provided on the upper surface of the packaging bag, 3
Is a folded disposable diaper, 4 is a perforation, 4a is a perforation forming a perforation, 5 is an opening, 5a is a first opening, 5b is a second opening, 5c is a third opening, 6 is A tearing tongue piece forming an outlet, 7 is a vertical imaginary line on which the cut 4a is aligned, 8 is a width of the tearing tongue piece forming an outlet, a, a ', e, and e' are the beginning of the cut 4a, b, b ',
f, f 'are the ends of the cuts 4a, c, c', g, g 'are the gaps between the cuts, θ is the inclination angle of the cuts 4a with respect to the vertical imaginary line 7, x is the top of the perforation, and y is the perforation Is the end point.

The packaging bag of the present invention will be described with reference to FIGS. In FIG. 2, as shown in FIG. 3 or FIG. 4, the packaging bag 1 is used, and the hygiene article 3 (diaper) is compressed to form one or two rows in an outer bag made of a polyethylene film. The rear surface A is torn a perforation 4 having an appropriate width 8 on the rear surface A of which the top x is located in the uppermost row of the diaper and the end point y is located in the lowermost row of the diaper. The tongue piece 6 is provided.

Then, the opening tongue piece 6 starts to tear from the top part x of the perforation, and tears open along the perforation to the end point y of the perforation. The above configuration is
It is basically the same as the packaging bag provided with the conventional opening perforation shown in FIG.

A feature of the packaging bag of the present invention is that the opening portion 5 provided with the perforations 4 forming the opening tongue is provided with a first opening portion 5a, a second opening portion 5b and a second opening portion 5b as shown in FIG. That is, the configuration of the perforations 4 in each of the unsealed portions is changed by changing the arrangement of intermittent cuts forming the perforations.

In the packaging bag of the present invention shown in FIG.
Of the opening 5 on the rear surface A of the packaging bag 1 on which the perforations 4 forming the opening tongue 6 are provided, a portion including the top x of the perforation serving as a tearing start portion of the opening tongue 6. In the opening portion 5a, the perforations 4 are provided as intermittent cuts extending in a row from the top 8 to the outside at an appropriate angle, for example, in a semicircular or semielliptical top line. I have.

As shown in FIGS. 3 and 4, the position of the top portion x is substantially at the center in the width direction of the rear surface of the packaging bag, in the upper row of the diaper row, and at least 5 mm from the upper edge. , Preferably 10 to 50 mm below.
The perforation of the opening 5a is the same as that shown in FIG. 1A for explaining the perforation of the opening 5a in FIG. 1, and the cut 4a sandwiches the intermittent portion c between the cuts. Are arranged in tandem on a curve that forms the semicircular or semielliptical tops.

The shape of the tops formed by the cuts 4a is not limited to a semicircle or a semi-ellipse, but is not particularly limited as long as it is easy to open. The shape of the diaper can be easily taken out such as a rectangle, a trapezoid, or a parallelogram in combination with the shape of the perforations of the other portions 5b and 5c.

Next, in the second opening 5b following the perforation formed in the opening 5a, the cut 4a is formed as shown in FIG.
(A), the cut is inclined at an angle θ with respect to the vertical line, and is provided immediately after the end b ′ of the upper cut and the intermittent portion c ′. The cuts 4a are displaced in a stepwise manner so that the start end a 'of the cut is located on the same vertical line.

The angle of inclination of the cut 4a with respect to the vertical direction is 1
At 0 to 80 degrees, its length is 0.5 mm to 20 mm, preferably 1 mm to 10 mm. The interval between the cuts, that is, the length of the intermittent portion c 'is 1 mm to 20 mm, preferably 2 mm to 10 mm. The shape of the perforations formed by the group of cuts 4a in 5b is a shape that forms a semicircular or semi-elliptical perforation as a whole together with the shape of the perforations formed in the portion 5a.

After passing through the second opening 5b, the perforations 4 are formed by arranging oblique cuts parallel to each other in the vertical direction as shown in FIG. The start ends e 'of the cuts and the end f's of the cuts are respectively located on the same vertical line, and the inclination angle θ of each cut is 10 to 8
0 degrees. This inclination angle θ may be the same as the inclination angle of the cut in the second opening 5b, or may be set to a different angle.

The length of the cut is from 0.4 mm to 20 mm, preferably from 0.8 mm to 10 mm. The interval between the cuts, that is, the length of the intermittent portion g 'is 1 mm to 20 mm, preferably 2 mm to 10 mm.

The packaging bag of the present invention having perforations shown in FIGS. 2A and 2B and the conventional packaging bag having perforations described in FIGS. 1A and 1B are both shown. A test was conducted to compare the impact values because the perforations of the test pieces broke. Table 1 shows the results. The sample locations of the conventional perforations in FIG. 1 are the parts (a) and (b) of FIG. 1, and the perforations of the present invention are the parts (a) and (b) of FIG.

[0025]

[Table 1]

Polyethylene outer bag film 90 μ Length of cut ab, a′−b ′ = 2 mm e−f, e′−f ′ = 1.0 mm Distance between cuts c, c ′ = 3 mmg, g ′ = 5 mm 45 ° diagonal straight angle of the second opening (5b) 45 ° diagonal straight angle of the cut in the third opening From the above results, the perforation of the present invention has a higher impact value than the perforation currently used in general. Is large and is strong against tearing of perforations due to external force.

[0027]

[Effect of the Invention] According to the present invention, it is possible to prevent the perforation itself from being torn due to the transportation of the used and packaged sanitary goods and the drop during carrying, and to prevent the sanitary goods from being deformed.
The sheets can be taken out one by one and used, and there is no risk that a plurality of sheets will jump out of the packaging bag from the take-out opening even after opening.

[Brief description of the drawings]

FIG. 1 is a front view of a packaging bag in which a commonly used opening perforation is provided on the rear surface (or front surface) of the packaging bag.

FIG. 2 is a front view of the packaging bag in which a perforation according to the present invention is provided on a rear surface (or a front surface) of the packaging bag.

FIG. 3 shows a predetermined number of waste hygiene articles compressed in one row 3
FIG. 3 is a perspective view of the packaging bag in which a part of the packaging bag in which the packaging bag of the present invention of FIG.

FIG. 4 shows two rows of a predetermined number of used waste hygiene articles compressed.
FIG. 3 is a perspective view of the packaging bag in which the perforations of the present invention of FIG. 2 are stacked on the rear surface (or the front surface) of the packaging bag and a part of the packaging bag is cut away.

[Explanation of symbols]

1. Packaging bag 2. 2. A handle provided on the upper surface of the packaging bag. 3. A folded diaper Perforations provided on the surface of the packaging bag 4a. Cut 5 Opening section 5a. First opening section 5b. Second opening section 5c. Third opening section 6. 6. Tearing tongue piece forming an outlet 7. Vertical imaginary line A. The width of the tearing tongue that forms the outlet Back or front face of the packaging bag Arrow: Compression direction of sanitary goods a, b, a ', b', e, f, e ', f': end of perforation c, c ', g, g': Between cuts (intermittent portions) x. Top of perforation y. End point of perforation θ: Angle of cut formed by oblique straight line with respect to vertical line

 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-3-98848 (JP, A) JP-A-3-212339 (JP, A) JP-A-4-89760 (JP, U) JP-U 4-98760 9347 (JP, Y2)

Claims (2)

(57) [Scope of request for utility model registration] 1. A state in which a large number of folded useable sanitary wares are superimposed on each other and a predetermined number of the sanitary wares are arranged in a row, and the rows are arranged in a vertical or horizontal direction or a plurality of rows at the same time in the vertical and horizontal directions. Compressed packaging, the side with the handle of the packaging is the upper surface, and the surface parallel to the compression direction of the sanitary goods is used as the front or rear surface, and the row is held in a compressed state,
In contact with the almost flat outermost surface on the wide side of the hygiene article,
In a disposable sanitary ware packaging bag having side surfaces that are substantially parallel to the outer surface, a bottom portion packed and sealed with sanitary products, and a bottom surface having a tear-open portion on the front or rear surface or side surface of the packaging bag, In the tear opening portion, intermittent cuts constituting a perforation at the first opening portion at the beginning of tearing are provided on a line extending outward from the top of the perforation at the beginning of tearing at an appropriate angle. In the opening portion following the first opening portion, the cut is formed by a curve following the perforation of the first opening portion and / or
Or, along a virtual imaginary line, 10-8
A packaging bag for disposable hygiene articles, wherein said packaging bags are provided as cuts inclined at an angle of 0 degrees and parallel to each other. 2. An opening portion following the first opening portion is composed of a second opening portion following the first opening portion and a third opening portion following the first opening portion. Is provided so that the end of the cut located at the end of the cut and the beginning of the cut located immediately below are located on the same vertical line, and the above-described cut is provided at the third opening at the third opening following the second opening. 2. The packaging bag for disposable sanitary goods according to claim 1, wherein the end portions are provided as inclined parallel cuts located on the same vertical line.