JP3088771B2 - Absorbent articles and their individual accessories - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to absorbent articles such as sanitary napkins, disposable diapers, incontinence pads and the like and individual accessories thereof. And can be packaged compactly without losing the form.

[0002]

2. Description of the Related Art Absorbent articles such as sanitary napkins, disposable diapers, incontinence pads and the like are composed of a liquid-permeable surface material, a liquid-impermeable leakproof material, and a liquid-retaining material interposed between these two members. And many of them are configured in a flat shape.
Then, such absorbent articles are usually folded in three and individually packaged for sale. Also, as an absorbent article having an improved leakage prevention effect by enhancing the fit to the body when worn, for example, Japanese Patent Application Laid-Open No.
There are those disclosed in JP-A-3-5746 and JP-A-61-149145. These absorbent articles are provided with a raised portion on the rear side on the surface material side to enhance the fit to the body. Like that.

[0003]

However, the flat absorbent article is inferior in ease of mounting and leak prevention even if it is easily packaged, and the absorbent article provided with a raised portion has a reduced height. There has been a problem that it is difficult to compactly and individually package without losing the form.

[0004] Accordingly, an object of the present invention is to provide an absorbent article which is excellent in mounting properties and leakage prevention properties, and which can be compactly and individually mounted without deteriorating the form, and an individualized article thereof.

[0005]

SUMMARY OF THE INVENTION The present invention relates to a vertically long absorbent article comprising a liquid-permeable surface material, a liquid-impermeable leakproof material, and a liquid-retaining absorber interposed between these members. In the absorbent article, a first flexible shaft and a second flexible shaft are provided at a central long axis portion in a longitudinal direction and a central short axis portion in a width direction, respectively, and the first flexible shaft is A portion behind the second flexible shaft is formed so that the absorbent article can be easily bent in a convex shape toward the surface material with the first flexible shaft, and a portion ahead of the second flexible shaft. In the above, the absorbent article is formed so as to be easily bent in a concave shape toward the surface material by the first flexible shaft, and the second flexible shaft is used to connect the absorbent article to the second flexible shaft. The object is to provide an absorbent article characterized in that it is formed so as to be easily bent in a concave shape on the surface material side with a shaft. One in which was achieved.

Further, the present invention provides, as a preferred individual component of the absorbent article, a side which is easily bent by the second flexible shaft and a side which is easily bent by the first flexible shaft. The present invention provides an individual article of an absorbent article, wherein the absorbent article according to claim 1, which is formed in a bent shape, is packaged with a packaging material.

[0007]

According to the absorptive article of the present invention, the absorptive article is folded in two via the second flexible shaft so that the front part and the back part in the longitudinal direction are folded on each other, and are folded in half. The absorbent article is further folded in two via the first flexible shaft so that the right and left portions in the width direction overlap each other, so that the entire absorbent article is folded into four compact shapes. It becomes possible to package. When the absorbent article in the four-folded form is returned to the deployed state, the absorbent article has a form in which the rear portion is bent by the first flexible shaft and bent to the surface material side in a convex shape. And the front part is bent by the first flexible shaft and bent to the surface material side in a concave shape. Therefore, when the absorbent article of such a form is attached to the body, the absorption The sexual article is fitted and worn on the body.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the absorbent article of the present invention will be described below with reference to the drawings.

FIGS. 1 to 7 show an embodiment of the absorbent article of the present invention. FIG. 1 is a perspective view showing an expanded state of the absorbent article, and FIG. 2 is a plan view of the absorbent article shown in FIG. FIG. 3 is a rear view of the absorbent article shown in FIG. 1 in a flattened state, FIG. 4 is an enlarged cross-sectional view taken along the line IV-IV of FIG. 1, and FIG. 5 is VV of FIG. 6 is an enlarged sectional view taken along line VI-VI of FIG. 1, and FIG. 7 is a perspective view showing a process of folding the absorbent article shown in FIG. 1 into four parts.

The absorbent article A of the present embodiment is shown in FIGS.
As shown in FIG. 1, the liquid crystal display device comprises a liquid-permeable surface material 1, a liquid-impermeable leak-proof material 2, and a liquid-retentive absorber 3, and is vertically long as a whole, and has a first flexible shaft 4 and a second flexible shaft 4. A flexible paper 5 is formed on the surface of the leak-proof material 2 via an adhesive 6.
Are releasably attached. The first flexible shaft 4 and the second flexible shaft 5 are provided on the central long axis portion in the longitudinal direction and the central short axis portion in the width direction of the absorbent article A, respectively. The second flexible shaft 5 is formed so that the absorbent article A is easily bent to the surface material 1 side by the first flexible shaft 4 in a rearward portion with respect to the second flexible shaft 5, and Above the flexible shaft 5, the absorbent article A is formed so as to be easily bent in a concave shape toward the surface material 1 by the first flexible shaft 4, and the second flexible The shaft 5 is formed so that the absorbent article A can be easily bent in a concave shape toward the surface material 1 by the second flexible shaft 5.

Before the first flexible shaft 4 and the second flexible shaft 5 are formed, the absorbent article (napkin) A is positioned at the center short-axis portion in the width direction (the position where the second flexible shaft 5 is formed). Hit the plate,
Place the napkin in position 2 so that the use surface side of the napkin is on the inside.
The second flexible shaft 5 is provided by folding and compressing. Next, a plate is applied to a position of the folded napkin in a direction perpendicular to the second flexible shaft 5 (a position where the first flexible shaft 4 is formed), and the napkin is further folded into two and compressed. Thus, there is a method of forming the first flexible shaft 4 into a four-folded form at the same time. According to such a method, the second flexible shaft 5 of the first flexible shaft 4
As shown in FIG. 4, the rear part (the first flexible shaft part 4 a behind the second flexible shaft 5) is compressed by compressing the absorbent body 3 of the absorbent article A as shown in FIG. 4. The above surface material 1
The first flexible shaft portion 4b which is formed so as to be easily protruded to the side and is forward of the second flexible shaft 5 (the first flexible shaft portion 4b which is bisected by the second flexible shaft 5) is shown in FIG. As shown in 5, the absorbent body 3 of the absorbent article A is formed so as to be easily bent in a concave shape toward the surface material 1 by being compressed. Further, as shown in FIG. 6, the second flexible shaft 5 is also provided with the absorbent article A.
When the absorber 3 is compressed, it is formed so as to be easily bent in a concave shape toward the surface material 1. It goes without saying that the absorbent article of the present invention is not limited to the method for forming it.

Further, as shown in FIG. 2, the width of the absorbent article A is substantially increased at a portion A 'behind the second flexible shaft 5, and the first flexible shaft portion 4a is formed. The rear portion A 'has a sufficient width in a state where the rear portion A' is bent in a convex shape toward the surface material 1 side.
The width near the center of the front portion A ″ of the flexible shaft 5 is slightly narrowed to facilitate mounting.

Here, the dimensions of each part in the flat state of the absorbent article A, that is, the dimension L in the longitudinal direction, the second flexible shaft 5
The width dimension W of the expanded portion of the rear portion A ′, the second flexible shaft 5
The width dimension w of the narrow portion of the front portion A ″ (see FIG. 2)
Are preferably set, for example, as shown in Table 1 below. Samples No. 6, No. 7, No. 9,
It is preferable to set the dimensions shown in No10.

[0014]

[Table 1]

On the back side of the absorbent article A, that is, at the center of the rear end of the surface of the leak-proof material 2, as shown in FIG. Is provided with a bent holding portion 8 for holding the rear portion A 'of the rear portion A' in a convex shape toward the surface material 1 side. It is formed by bonding a part of the central surface.

As shown in FIG. 3, the central portion of the release paper 7, that is, the portion corresponding to the intersection of the first flexible shaft 4 and the second flexible shaft 5, has a substantially rhombic shape. The first flexible shaft 4 and the second flexible shaft 5 allow the absorbent article A to be smoothly folded in four, and the form of the individual component is made as compact as possible. It has been made possible.

According to the absorbent article A of the present embodiment configured as described above, according to the absorbent article of the present invention, the longitudinal direction of the absorbent article A is controlled via the second flexible shaft 5. The front part A ″ and the rear part A ′ are folded in two so that they overlap each other, and the absorbent article A folded in two is placed in the first part.
By further folding the right and left portions in the width direction through the flexible shaft 4 so that the right and left portions overlap each other,
As shown in FIG. 7, the entire absorbent article A can be folded into a compact form folded in four, and can be packaged as it is.

When the absorbent article A of the present embodiment is used, when the absorbent article A in the four-folded form is returned to the expanded state, the rear part A 'of the absorbent article A has the first portion.
It is bent at the flexible shaft portion 4a so as to protrude to the surface material side, and the front portion A ″ is the first flexible shaft portion 4b
It is bent in the shape of a concave on the side of the surface material side, so if the absorbent article A of such a form is mounted on the body, the absorbent article A is fitted and mounted on the body.
In addition, the release paper 7 is peeled when the absorbent article A is put into a developed state.

Next, an embodiment of the individual component of the absorbent article of the present invention will be described with reference to the drawings.

FIG. 8 is a perspective view showing an embodiment of the individual article of the absorbent article of the present invention. The individual article of the absorbent article A of this embodiment is shown in FIG. 7 as described above. In this manner, the absorbent article A, which is folded in its entirety, is wrapped with a packaging material 9, for example, a thermoplastic film 9. Therefore, the individual components of the absorbent article A are not bulky and compact, and
In use, if the packaging material 9 is broken, as shown in FIG.
Since the absorbent article A can be developed, the form of the absorbent article A is not impaired.

The absorbent article of the present invention is not limited to the above embodiment, and the first flexible shaft 4 and the second flexible shaft are provided so as not to deviate from the gist of the present invention. Good. Further, in the embodiment, as the release paper 7, a case in which a substantially rhombic cutout hole 7a is formed in the center of one release paper 7 is used, but the release paper is replaced with the first flexible shaft. The same effect as that of the embodiment can be obtained even when one or a plurality of sheets are used so as not to cover a portion corresponding to the intersection between the second flexible shaft 5 and the second flexible shaft 5. Can also be changed as appropriate.

[0022]

As described above, the absorbent article of the present invention is excellent in the wearing property and the leak preventing property, and can be packaged compactly without causing back leakage or the like and without losing its form. In addition, the individual package of the absorbent article of the present invention is obtained by packaging the absorbent article without using any shape-retaining material or the like without impairing its form. If broken, the absorbent article of the present invention can be deployed.

[Brief description of the drawings]

FIG. 1 is a developed perspective view showing one embodiment of an absorbent article of the present invention.

FIG. 2 is a plan view showing a state in which the absorbent article shown in FIG. 1 is flattened.

FIG. 3 is a rear view of the absorbent article shown in FIG. 1 in a flattened state.

FIG. 4 is an enlarged sectional view taken on line IV-IV of FIG. 1;

FIG. 5 is an enlarged sectional view taken on line VV of FIG. 1;

FIG. 6 is an enlarged sectional view taken along the line VI-VI of FIG. 1;

FIG. 7 is a perspective view showing a process of folding the absorbent article into four parts.

FIG. 8 is a perspective view showing one embodiment of an individual component of the absorbent article of the present invention.

[Explanation of symbols]

 A Absorbent article main body 1 Surface material 2 Leak preventer 3 Absorber 4 First flexible shaft 4a Rear portion of first flexible shaft 4b Front portion of first flexible shaft 5 Second flexible shaft 6 Adhesive 7 Peeling Paper 7a Notch hole 8 Bend holder (adhesive) 9 Packaging material

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) A61F 13/15 A61F 13/472

Claims (6)

(57) [Claims] 1. A vertically long absorbent article comprising a liquid-permeable surface material, a liquid-impermeable leakproof material, and a liquid-retentive absorber interposed between these two members. A first flexible shaft and a second flexible shaft are provided at the central long axis portion in the direction and the central short axis portion in the width direction, respectively, and the first flexible shaft is located behind the second flexible shaft. In the portion, the absorbent article is formed so as to be easily bent in a convex shape on the side of the surface material by the first flexible shaft, and the absorbent article is formed in a forward portion of the second flexible shaft. The first flexible shaft is formed so as to be easily bent in a concave shape toward the surface material, and the second flexible shaft is configured such that the absorbent article is concavely formed on the second flexible shaft toward the surface material. An absorbent article characterized by being formed so as to be easily bent. 2. The absorbent article according to claim 1, wherein said first and second flexible shafts are formed by being compressed. 3. In a portion behind the second flexible shaft,
3. The absorbent article according to claim 1, wherein the width is substantially widened. 4. The absorbent article according to claim 1, further comprising a bent holding portion for holding a bent state by the first flexible shaft at a center of a rear end of the back side of the absorbent article. . 5. A release paper is provided on the surface of the leak-proof material so as to be releasable via an adhesive, and the release paper includes at least the first flexible shaft and the second flexible shaft. The absorbent article according to any one of claims 1 to 4, wherein the absorbent article does not exist at the intersection with the flexible shaft. 6. The absorption device according to claim 1, wherein the absorption member is bent by the second flexible shaft to a side that is easily bent, and further bent by the first flexible shaft to a side that is easily bent. An individual product of an absorbent article, wherein the absorbent article is wrapped with a packaging material.