JPH0739820U - Sanitary napkin - Google Patents

Abstract

(57) [Summary] [Purpose] To prevent the body of the sanitary napkin and the wings from attaching to each other. [Structure] A sanitary napkin 1 is composed of a napkin 4 and a release sheet 5, and main body 2 and wing portion 14 constituting the napkin 4 are provided with fastening portions 15 and 16 for wearing shorts. The wing portion 14 is bent toward the inner surface side, and the fastening portions 15 and 16 are covered with the release sheet 5 extending in the longitudinal direction from the outer surface side to the inner surface side of the napkin 4.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 This invention relates to a sanitary napkin.

[0002]

[Prior art]

 Conventionally, a sanitary napkin is composed of a napkin body and a wing portion extending outward from the side edge of the body, and an adhesive fastening portion for wearing shorts is provided on the back surface of the body and the wing portion. A technique for coating a sheet with a release sheet is known. For example, Japanese Utility Model Laid-Open No. 5-9529 discloses a technique in which the release sheet is formed in a cross shape, and the fastening portion of the main body is exposed at the same time that the wing portion is exposed by peeling the release sheet. There is.

[0003]

[Problems to be solved by the device]

 The known sanitary napkin release sheet starts to peel off from one end of the napkin body to the other end, peels off the cross-shaped laterally extending portion when it comes close to the wings, and then to the other end at once. The procedure is to peel it off. This sanitary napkin has the advantage of being able to continuously peel off the release sheets of all the fastening parts, but on the other hand, all the fastening parts are exposed at the same time, so that the main body before fastening to the shorts. There is a problem that the fastening parts of the wings and the fastening parts are stuck together, making it almost impossible to peel them off, and it becomes impossible to fix them to the shorts. The wing portion is usually bent toward the outer surface side of the main body, that is, the non-skin contact surface side, and has a habit, and since the wing portion and the fastening portion of the main body face each other, there is a high possibility of causing this situation.

Therefore, in the present invention, one end of the release sheet that covers the fastening portion of the main body is bent toward the inner surface side of the main body, and the fastening portion of the wing portion is covered with the bent portion, whereby the above problem is solved. To solve the problem.

[0005]

[Means for Solving the Problems] The means of the present invention for solving the above problems are as follows.

In this invention, wing portions are formed on both left and right sides of a napkin body having a liquid-absorbent core interposed between a liquid-permeable top sheet and a liquid-impermeable back sheet, and the body and the wing portions are respectively formed. It is premised on a sanitary napkin in which the adhesive fastening part for the wearing shorts provided on the outer surface of the is covered with a release sheet.

Under such a premise, the wing portion is bent to the inner surface side of the main body, the release sheet covering the fastening portion of the main body is extended from both side edges and both end edges of the main body, and is extended at one end edge. It is a feature of the present invention that the fastening portion of the wing is covered with the release sheet located on the inner surface side by bending the release sheet thus formed to the inner surface side.

[0008]

[Action]

 In the sanitary napkin configured as described above, when the release sheet is peeled from the other edge facing the one edge of the folded release sheet toward the one edge, the fastening portion of the main body is fixed. Can be exposed and the fastening part of the wing can be left covered. Therefore, the main body is attached to the inner surface of the crotch part of the shorts, and then the release sheet for the wings is removed. The wings are folded back along the side edges of the legs of the wearing shorts and attached to the outer surface of the crotch part. In this way, the fastening parts of the main body and the wings will not be exposed at the same time.

[0009]

【Example】

 The details of the sanitary napkin according to the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is a perspective view of a sanitary napkin 1, in which a release sheet 5 made of a polyethylene film for covering a napkin 4 described later is releasably closed by embossing on both side portions 6, and the release sheet 5 The opening 7 formed by the free edge is closed by a pressure-sensitive adhesive tape 8 for opening.

FIG. 2 is a partially cutaway perspective view showing the sanitary napkin 1 of FIG. 1 opened and extended in the longitudinal direction. In the figure, a sanitary napkin 1 is composed of a napkin 4 and a release sheet 5, and the napkin 4 is a liquid-permeable surface sheet 10 forming a skin-contacting surface and a liquid-impermeable material forming a non-skin-contacting surface. A substantially elliptical portion 13 composed of the back sheet 11 and the liquid-absorbent core 12 interposed between the both sheets 10 and 11, and the front and back sheets 10 and 11 extending from the peripheral edge of the core 12 are formed by being joined to each other. A pair of wings formed by joining the main body 2 constituted by the flap 9 and the front and back sheets 10 and 11 extending laterally from the flap 9 at approximately the center in the longitudinal direction of the main body 2 to each other. Have. However, the wing portion 14 in the drawing is bent toward the inner surface side along the side edges 19 and 20 of the main body 2 and overlaps with the skin contact surface. The napkin 4 has adhesive fastening portions 15 and 16 on the outer surfaces of the main body 2 and the wing portion 14 so as to be releasably attached to the wearing shorts. The release sheet 5 has a rectangular shape extending from the front and rear end edges 17 and 18 and both side edges 19 and 20 of the main body 2, and the rear end edge 18 has an extension portion D longer than the front end edge 17. The release sheet 5 is in a state of being temporarily attached to the fastening portions 15 and 16, and a surface-active agent is applied to a portion in contact with the fastening portions 15 and 16 and its periphery to facilitate peeling. However, the illustration of the coating area is omitted.

The sanitary napkin 1 in the state of FIG. 2 is brought to the state of FIG. 1 as follows. First, the extending portion D of the release sheet 5 is bent along the folding curve A according to the arrow E1 and overlapped with the skin contact surface. The length of the extension portion D is such that it does not reach the wing portion 14 when bent, and the free end of the extension portion D comes to the position of the imaginary line G. Next, the main body 2 is bent along with the peeling sheet 5 along the bending line B located between the imaginary line G and the wing portion 14 toward the skin contact surface side according to the arrow E2, and the extended portion D is formed. The outer surface of is attached to the fastening portion 16 and is temporarily attached so that it can be peeled off. Further, the main body 2 is overlapped with the release sheet 5 on the rear end portion which is already bent along the folding curve C located between the front edge 17 and the wing portion 14 according to the arrow E3, and the outer surface of the release sheet 5 at that portion Fasten the tape 8 to the bottom. Finally, the release sheet 5 that overlaps outside the side edges 19 and 20 of the main body 2 is embossed to be peelably closed.

3 and 4 are an end view taken along line XX of FIG. 1 and an end view showing a state in which the sanitary napkin 1 is opened. In both figures, the main body 2 and the wing portion 14 are side surfaces. It is shown in the figure. In FIG. 3, the release sheet 5 covers the fastening portions 15 and 16 to prevent the portions 15 and 16 from being soiled and prevents the sanitary napkin 1 in the folded state from being opened accidentally. An opening 7 formed by its free edge is fastened with a tape 8. To use the biological napkin 1, the tape 8 is peeled off according to the arrow F, and then the peeling sheet 5 is peeled off from the front edge 17 to the rear edge 18 of the main body 2 according to the arrow H (see FIG. 4). After exposing the fastening part 15, the main body 2 is attached to the inner surface of the crotch part of the wearing shorts, the fastening part 16 is exposed thereafter, and the wing part 14 is bent to the outer surface of the crotch part of the wearing shorts. Stick it. Since the release sheet 5 is relatively long, it is possible to continuously attach the main body 2 while holding one end of the release sheet 5 and subsequently to release the sheet 5 from the fastening portion 16 continuously. You don't have to change 5

FIGS. 5 and 6 are a perspective view and an end view similar to FIGS. 2 and 3, showing an example of an embodiment of the present invention. In FIG. 5, the extension D of the release sheet 5 is longer than that of FIG. 2, and extends from the rear end edge 18 beyond the wing portion 14 when bent to the inner surface side, Can be brought into contact with the fastening portion 16. When such a napkin 4 is sequentially bent along the bending curves A, B, and C, the state shown in FIG. 6 is obtained. In this mode, the release sheet 5 becomes larger than that of FIG. 2, but when the folding sheet A is folded in two, the fastening portion 16 can be coated as it is, so that the work for coating is relatively easy. It has the advantage that

In this invention, a sheet material such as a plastic film, a non-woven fabric, or paper is used for the release sheet 5, and a surface treatment is applied to give a releasability to a required portion thereof, or a separate sheet having an easy release property. Can be installed.

[0016]

The sanitary napkin according to the present invention is used since the napkin body and the fastening portion of the wing are covered with a single release sheet in a state where the wing is bent inward. In some cases, the fastening part of the main body can be exposed, and after it is attached to the wearing shorts, the fastening part of the wing can be exposed as a continuous operation. Therefore, it is possible to avoid a situation in which the main body and the fastening portion of the wing portion are exposed at the same time so that they are attached to each other and the napkin cannot be fastened to the wearing shorts. In addition, it is not necessary to carry the release sheet around to separate the release sheet from both fastening portions, which facilitates the peeling operation.

By overlapping and joining the release sheets extending from the side edge of the napkin body, the napkin can be packaged with the release sheets, and a separate wrapping paper or individual bag is unnecessary. .

[Brief description of drawings]

FIG. 1 is a perspective view of a sanitary napkin.

FIG. 2 is a partially cutaway perspective view of the sanitary napkin in a state of being unfolded back and forth.

FIG. 3 is an end view taken along line XX of FIG.

FIG. 4 is an end view similar to FIG. 3 showing a manner of peeling release paper.

FIG. 5 is a perspective view similar to FIG. 2, showing an example of a mode of a sanitary napkin.

6 is an end view similar to FIG. 3 of the sanitary napkin of FIG.

[Explanation of symbols]

 1 Sanitary Napkins 2 Main Body 5 Release Sheet 10 Topsheet 11 Back Sheet 12 Core 14 Wings 15 and 16 Fastening 17 17 Edge (front edge) 18 Edge (rear edge) 19, 20 Side edge

Claims (5)

[Scope of utility model registration request] 1. Wings are formed on both left and right sides of a napkin body having a liquid-permeable core interposed between a liquid-permeable top sheet and a liquid-impermeable back sheet, and outer surfaces of the body and each of the wings are formed. In a sanitary napkin obtained by coating an adhesive fastening portion to a wearing shorts provided with a release sheet, the wing portion is bent toward the inner surface side of the main body, and a release sheet that covers the fastening portion of the main body. Is extended from both side edges and both end edges of the main body, and the release sheet extended at one edge is bent toward the inner surface side, so that the release sheet positioned on the inner surface side stops the wing portion. The sanitary napkin, characterized in that it covers the attachment part. 2. The sanitary napkin, wherein the release sheet located on the inner surface side extends from the one edge to the wing portion, and the main body is a portion where the bent wing portion overlaps. The outer surface of the release sheet located on the inner surface side is brought into contact with the fastening portion of the wing portion by folding both end portions of the release sheet on the inner surface side so that one end edge is on the inner side and folding them inward. The sanitary napkin according to claim 1, which is in contact with the sanitary napkin. 3. In the sanitary napkin, a release sheet located on the inner surface side starts from the one edge and extends beyond the wing portion, so that the inner surface of the release sheet is attached to the wing portion. The sanitary napkin according to claim 1, which is in contact with the portion. 4. The sanitary napkin according to claim 1, wherein the release sheet is formed by joining a relatively easily peelable sheet piece to a required portion of a thermoplastic film. 5. The sanitary napkin has peeling sheets that overlap each other outside each side edge of the main body and are releasably joined to each other by folding the inner surface side inward into two or three folds. Item 10. The sanitary napkin according to any one of Items 1, 2, and 3.