JP2003310662A - Disposable diaper - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent a sense of incongruity by forming a fastener used in a disposable diaper from synthetic resin so that it is easily crushed and deformed by external force. <P>SOLUTION: A locking tool 1 of the fastener is formed by extrusion molding of the synthetic resin, an gently inclining inclined piece 5 is provided on a surface of a base material 4, a cover part 6 parallel with the base material 4 is connectively provided on an upper end of the inclined piece 5, and an inward facing hook part 7 is provided on a tip of the cover part 6. A locking part 2 capable of latching on the locking tool 1 is substantially the same form, a gently inclining inclined piece 12 is provided on a surface of a base material 11, and a cover part 13 and a hook part 14 are provided on a tip of the inclined piece 12. The locking tool 1 is attached to an inner side of one joining part 21 of the diaper and the corresponding locking part 2 is attached to an outer side of another joining part 21. The locking tool is attached so it can be crushed and deformed in response to external force during latching. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastener for use in a disposable diaper, which is attached to the abutting portions of the waist portions on both sides and is formed from a thermoplastic resin having a low cost and flexibility. Is.

[0002]

2. Description of the Related Art Recently, a number of convenient disposable diapers have been developed which allow easy assembly of diapers. For example, as a stopper that can easily connect the abutting portions of both waist portions of the diaper necessary for assembling the disposable diaper, as shown in FIG. 11, the base portion of the corrugated dash-shaped locking piece is inclined to the substrate. To form a stopper on the upper surface of
Attach this stopper to the front waist portion and the rear waist portion of the waist of both sides of the disposable diaper by attaching the stopper boards so that they face each other, and insert one stopper piece between the other stopper piece and the other stopper piece. Patent document No. 25 is a stopper formed by extrusion molding a thermoplastic resin that can be locked by slidingly inserting and superposing
It is disclosed in Japanese Patent No. 25779.

[0003]

The stopper shown in FIG. 11 described in the preceding paragraph prevents the one wave-dash type locking piece from sliding out from the side of the other locking piece when engaged. In addition, since the locking piece at both ends of the stopper is bonded to the substrate at the point P of the locking piece, the diameter of the bonded portion is minimized, so that the bending of the wave-dash-shaped locking piece to be inserted is reduced. The tip cannot be inserted smoothly. Further, even after the insertion, the pressure may be concentrated on the point P of the locking piece, and the bonded portion may be peeled off. Further, when the locking piece and the substrate are not adhered, there is a problem in the form of the wave dash type locking piece such that the locking piece moves loosely and the engagement becomes unstable.

The present invention has been made in consideration of the above-mentioned problems. According to the invention of claim 1, even if the abutting portions of the waist portions of both sides of the diaper are connected by a locking tool, the connecting portion is When it is flexible and pressed from the surface, the covering portion of the locking tool is easily crushed and deformed so that no discomfort is given. Moreover, the locking part can be smoothly inserted and locked in the locking part of the engagement partner, and when the abdominal muscle exerts a pulling force when locked, the locking part of the engagement partner is strengthened in the locking tool. The main purpose of the present invention is to provide a disposable diaper that can be received by the branch portion of the strong base plate and the inclined piece, and thus has a locking tool with a high engaging strength.

According to a second aspect of the present invention, in addition to the object of the first aspect of the invention, even when the locking portion is formed from a shape member having the same sectional shape as that of the locking tool, the locking tool is provided on the side of the locking portion. It is an object of the present invention to provide a disposable diaper that is provided with a safe locking member formed into a high-quality locking portion that does not slide out and is not pulled out.

According to a third aspect of the present invention, in addition to the object of the first aspect of the invention, the locking tool can be attached to the abutting portions of both waist portions of the diaper in an ideal and effective form. It is an object of the present invention to provide a disposable diaper equipped with a locking tool that is easy to operate.

According to a fourth aspect of the present invention, in addition to the object of the first aspect of the present invention, the tip of the locking tool can be smoothly and smoothly inserted into the locking part of the mating partner and can be engaged. It is an object to provide a disposable diaper with an easy locking device.

According to a fifth aspect of the present invention, in addition to the object of the first aspect of the invention, a plurality of locking tools are provided side by side in a plurality of types with respect to the abutting portions of both waist portions of the diaper, and a plurality of locking tools are provided. It is an object to provide a disposable diaper with a more flexible locking device that can be engaged at points.

According to a sixth aspect of the present invention, in addition to the object of the first aspect of the invention, when the locking tool is attached to the abutting portions of the waist portions of both sides of the diaper and is locked with the locking portion of the mating partner,
An object of the present invention is to provide a disposable diaper provided with a locking tool that can be easily unlocked in a locked state and the locking tool can be easily removed.

The invention according to claim 7 is the invention according to claim 1 or 2.
In addition to the object of the invention described above, a locking portion which is an engagement partner of the locking tool is laterally installed in a plurality of continuous types with respect to the abutting portions of both waist portions of the diaper, and is formed in a shape compatible with a plurality of locking tools. Then
It is an object of the present invention to provide a disposable diaper that can accurately connect the abutting portions and has a more flexible locking tool.

The invention according to claim 8 is the invention according to claim 1 or 2.
In addition to the object of the invention described above, the engaging part of the engaging tool is formed into a through hole having a simple structure, that is, the engaging hole is provided in the cloth or substrate of the diaper to simplify the engaging tool. It is an object of the present invention to provide a disposable diaper provided with a convenient locking device formed in a shape that can be hooked on the diaper.

The invention according to claim 9 is the invention according to claim 1 or 2.
In addition to the object of the invention described above, the engaging portion of the engaging device is a simple structure, and both ends of the engaging device are fixed on the cloth or substrate of the diaper to make the engaging device simple. It is an object of the present invention to provide a disposable diaper provided with a convenient locking device formed in a shape that can be hooked on the diaper.

[0013]

In order to achieve the above-mentioned object, the invention according to claim 1 of the present invention is an inclined piece which is gently inclined forward on the surface of a flat mounting plate, that is, a substrate 4. 5 is provided upright, a coating portion 6 extending in parallel with the substrate 4 is continuously provided on the upper end of the inclined piece 5, and a hook portion 7 having an inward hook shape is provided at the tip of the coating portion 6, and a thermoplastic resin Is used to form a flexible locking tool 1, the locking tool 1 is attached to one of the meeting parts 21 of the diaper 20, and the other meeting part 2 corresponding thereto is attached.
The main configuration is a disposable diaper in which a locking portion 2 is provided on the first member 1 and the locking tool 1 and the locking portion 2 can be hooked.

According to a second aspect of the present invention, in addition to the structure of the first aspect of the present invention, an inclined piece 12 that gently inclines forward is provided on the surface of a flat substrate 11, and the inclined piece 1 is provided.
A covering portion 13 extending in parallel with the substrate 11 is continuously provided at the upper end of 2, and a hook portion 14 having an inward hook shape is provided at the tip of the covering portion 13, and both ends of the covering portion 13 are welded to the substrate 11 or A housing portion 19 for housing the covering portion 6 of the locking tool 1 by providing a sealing portion 15 by sealing by adhesion or the like,
A locking portion 2 made of a thermoplastic resin having flexibility as a whole is formed, and the locking portion 2 is abutting portion 2 facing the locking tool 1.
It is a disposable diaper arranged in 1.

According to a third aspect of the present invention, in addition to the configuration of the first aspect of the present invention, the locking tool 1 attached to the facing surface of the striking portion 21 of the diaper 20 includes the inclined piece 5 provided on the locking tool 1.
Is located at the front of the engaging direction, that is, at the tip, and the hook portion 7 is located inside.
It is a disposable diaper attached to 1.

According to a fourth aspect of the present invention, in addition to the configuration of the first aspect of the invention, the covering portion 6 and the hook portion 7 of the locking tool 1 are formed in a taper shape toward the tip, so that the operation can be performed smoothly. A disposable diaper with a smooth surface.

According to a fifth aspect of the present invention, in addition to the configuration of the first aspect of the present invention, in the locking tool 1, the plurality of covering portions 6 are spaced apart in the direction orthogonal to the engaging direction, that is, in the lateral direction. Are provided in a double or triple manner, and the locking tool 1 is used for the locking portion 2
It is a disposable diaper that can be hooked with.

According to a sixth aspect of the present invention, in addition to the structure of the first aspect of the invention, the locking tool 1 is provided with an inclined piece 5 which inclines from one end side of the base plate 4 in a projecting shape. The disposable diaper is formed in such a shape that a covering portion 6 located on the outer side of the substrate 4 at the tip and a hook portion 7 at the tip thereof can be hooked.

The invention according to claim 7 is the invention according to claim 1 or 2.
In addition to the configuration of the invention described, the locking portion 2 includes a plurality of covering portions 13.
Are provided in the substrate 11 in a double or triple manner at intervals in a direction orthogonal to the engaging direction, that is, in the lateral direction, and both ends of the covering portion 13 are sealed and sealed to the substrate 11 by welding or adhesion. By forming the stop portion 15, the locking tool 1
This is a disposable diaper in which a storage portion 19 that can store the covering portion 6 is formed, and the locking portion 2 can be hooked with the hook portion 7 of the locking tool 1.

The invention according to claim 8 is the invention according to claim 1 or 2.
In addition to the configuration of the described invention, the locking portion 2 has a locking hole 16 having a long through hole shape in a direction orthogonal to the engaging direction, that is, in the lateral direction.
Is a disposable diaper formed on the cloth 25 of the diaper 20 or the substrate 11, and the locking hole 16 is formed so as to be hooked with the hook portion 7 of the locking tool 1.

The invention according to claim 9 is the invention according to claim 1 or 2.
In addition to the configuration of the described invention, the locking portion 2 has the cord body 17 arranged in a direction orthogonal to the engaging direction, that is, in the lateral direction.
Both ends of the diaper 20 are fixed to the cloth 25 or the substrate of the diaper 20 by sewing, welding, or gluing, and the hook string 18
The hook string 18 forms the hook portion 7 of the locking tool 1.
It is a disposable diaper that can be hooked with.

[0022]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the disposable diaper of the present invention will be specifically described below with reference to the drawings.

In the disposable diaper of the present invention, as shown in FIG. 1, the diaper 20 has a front waist portion 22 and a rear waist portion 23.
And a crotch portion 24 provided between the waist portions 22 and 23, and a meeting portion 21 that can overlap with each other on both sides of the front waist portion 22 and the rear waist portion 23. The facing surface of the meeting portion 21. A stopper is attached to the stopper, and the stopper connects the abutting portion 21 of the rear waist portion 23 to the outer surface of the abutting portion 21 of the front waist portion 22. As a stop
The locking tool 1 is attached to the inner surface of the meeting part 21 of the rear waist part 23, and the locking part 2 is provided on the outer surface of the meeting part 21 of the front waist part 22. The locking tool 1 is the meeting part of the rear waist part 23. 21 is pulled toward the meeting portion 21 of the front waist portion 22 to be hooked on the locking portion 2. The locking tool 1 must have a simple structure, can be manufactured at low cost, and can surely obtain a latching effect. The lock 1 devised there has the following form.

As shown in FIG. 4, the locking tool 1 has a flat substrate 4, an inclined piece 5 protruding from the surface of the substrate 4 and inclined toward one side of the substrate 4, and the inclined piece 5 of the inclined piece 5. A cover portion 6 extending from the upper end toward the same side as the inclined piece 5 extends substantially parallel to the substrate 4, and a hook portion having a hook shape protruding inward at the tip of the cover portion 6. 7 is provided to form the locking tool 1. Although the locking tool 1 is provided on the substrate 4 in a double manner in FIG. 4, the locking tool 1 may of course be formed from a single body, and in some cases, it may be provided on the substrate 4 in a triple manner. You can also

As shown in FIG. 5, a part of the locking portion 2 which can be hooked to face the locking tool 1 is formed in the same shape as that of the locking tool 1. For example, the flat substrate 11 and the substrate 1
1. The inclined piece 12 that protrudes from the surface of the substrate 1 and inclines toward one side of the substrate 11, and the covering portion that extends from the upper end of the inclined piece 12 toward the same side as the inclined side of the inclined piece 12 and extends substantially parallel to the substrate 11. And a hook portion 14 having a hook shape projecting inward is provided at the tip of the covering portion 13, which is exactly the same as that of the locking tool 1. There is an advantage that the stopper 2 can be formed of the same material.

After the locking portion 2 is formed in the above-mentioned form,
Sealing the substrate 11 and the covering portion 13 by pressing both ends of the covering portion 13 against the substrate 11 and welding or adhering to the substrate 11 with a length slightly larger than the entire length of the tip of the covering portion 6 of the locking tool 1. Then, the sealing portion 15 is formed, and the storage portion 19 capable of storing the covering portion 6 of the locking tool 1 is provided. The provision of the sealing portion 15 allows the hook portion 7 of the locking tool 1 to be connected to the hook portion 1 of the locking portion 2.
4 when the hook part 7 of the locking tool 1 is hooked to the locking part 2.
The hook portion 14 is formed so as not to be pulled out from the side surface. The locking portion 2 shown in FIG. 5 is provided with two locking portions 2 on the substrate 4 at a predetermined interval, but the locking portion 2 may be a single piece, or three. It may be a continuous type.

Both the locking tool 1 and the locking part 2 of the above-described embodiment are molded by extrusion molding means using a thermoplastic resin, and the locking tool 1 and the locking part 2 are flexible. Therefore, as the thermoplastic resin, for example, 100% ethylene-vinyl acetate copolymer or 30 to 85% ethylene-vinyl acetate copolymer and high-density polyethylene 1 are used.
Resin mixed with 5 to 70%, or ethylene methyl acrylate copolymer 30 to 85% and low density polyethylene 1
The locking tool 1 and the locking portion 2 are formed by extrusion molding using a resin or the like containing 5 to 70%.

As shown in FIG. 1, the locking tool 1 and the locking part 2 are formed on the cloth 25 on the inner surface of the rear waist piece 23 of the meeting part 21 of the diaper 20 made of synthetic fiber such as polyurethane fiber. The base plate 4 of the locking tool 1 is attached by sticking or the like, and the base plate 11 of the lock part 2 is attached by sticking or the like to the cloth 25 on the outer surface of the front waist part piece 22 of the meeting part 21 for use.

In use, as shown in FIG.
The rear waist piece 23 is applied to the front surface of the front waist piece 22, and the cover part 6 of the locking tool 1 is inserted into the storage part 19 surrounded by the substrate 11, the cover part 13 and the sealing part 15 in the lock part 2. The hook portion 7 is inserted as shown in FIG. 3, and the hook portion 7 and the hook portion 14 are hooked and securely fixed.

A modified example of the locking tool 1 shown in FIG. 6 will be described. In the locking tool 1, the covering portion 6 and the hook portion 7 formed at the tip of the inclined piece 5 provided on the substrate 4 in an inclined shape are directed toward the tip. Thus, the locking tool 1 is formed so as to be gradually tapered so that the engaging operation can be smoothly performed. The drawing shows the locking tool 1
Is provided in a double manner.

Next, a modified example of the locking tool 1 and the locking part 2 shown in FIGS. 7 and 8 will be explained. Regarding the locking tool 1 attached to the inner surface of the rear waist piece 23 of the meeting part 21 in the diaper 20, This is the same as the form of the locking tool 1 of the above embodiment. Unlike the previous example, the locking portion 2 formed on the front waist piece 22 directly sewes, welds, or adheres the string body 17 to the cloth 25 of the diaper 20 to form the hook string 18 that can hook the hook part 7. To do. Since the hook string 7 hooks the hook portion 7, the hook string 7 is fixed to the cloth 25 with a length corresponding to the lateral width of the covering portion 6 of the locking tool 1 to hook the hook portion 7 of the locking tool 1.

The hook string 18 is provided on the substrate 11 made of a thermoplastic resin, which is separate from the cloth 25 of the diaper 20, and the cord body 17 is attached to the surface of the substrate 11 to correspond to the width of the covering portion 6 of the locking tool 1. It may be formed by welding or adhering it with a length that allows the hook 11 to hook the hook portion 7 of the locking tool 1 to be formed, and the substrate 11 may be attached to the surface of the cloth 25 of the diaper 20. . The material of the string 17 is polyamide fiber,
The hook string 18 may be formed using monofilaments or multifilaments such as polyester fibers.

A modification of the locking tool 1 shown in FIG. 9 will be described. Although the locking part 2 has the same shape as the locking part 2 shown in FIG. 2, the shape of the locking tool 1 is slightly different. For example, an inclined piece 5 that inclines from one end side of the substrate 4 of the locking tool 1 to the outside of the substrate 4 is provided in a protruding shape, and a coating portion 6 that extends in parallel with the substrate 4 is provided at the tip of the inclined piece 5, and this coating is performed. A hook portion 7 is provided at the tip of the portion 6. The hook portion 7 is formed so as to be located outside the area of the substrate 4.

According to the locking tool 1 of this form, as shown in the drawing, the meeting portion 2 of the rear waist part 23 of the diaper of the locking tool 1 is shown.
When the locking portion 2 having the storage portion 19 is attached to the striking portion 21 of the front waist portion 22 and hooked, the striking portion 21 of the rear waist portion 23 is pulled in the direction of the arrow to hook the locking tool 1. Since the stopping part is located outside the substrate 4,
The meeting portion 21 can be easily deformed, and the hooked state can be released very easily.

Finally, a modified example of the locking tool 1 and the locking portion 2 shown in FIG. 10 will be described. The shape of the locking tool 1 attached to the inner side surface of the rear waist portion 23 of the meeting portion 21 in the diaper 20 is as described above. It has the same form as the locking tool 1 of each embodiment. The engaging portion 2 formed on the front waist portion 22 is different from each of the above-described embodiments in that the engaging portion 2 is formed by directly providing the dough 25 of the diaper 20 with the engaging hole 16 having a through hole shape. The periphery of the locking hole 16 is welded and fixed, and the hook portion 7 of the locking tool 1 is hooked and stopped.

Further, the locking hole 16 is not directly provided in the cloth 25, but a hole is formed in a part of a separate thermoplastic resin substrate 11 to provide the locking hole 16, and this substrate 11 is provided on the front waist portion 2 of the diaper 20.
2, the locking hole 16 is projected from the cloth 25, or the locking hole 16 of the substrate 11 is attached to the cloth 25 so that the locking hole 16 can float freely from the cloth 25 to form the locking portion 2. It is formed so that the hook portion 7 of 1 can be hooked.

As described above, the locking device has a simple structure, is flexible and has a good feel to the touch, and can be extruded from a thermoplastic resin, and can be manufactured at low cost. Can be made of the same material as the fastener, or can be directly placed on the cloth of the diaper so that an inexpensive engaging portion can be produced.

[0038]

The disposable diaper of the present invention has the structure as described above, and the structure has the following effects.

According to a first aspect of the present invention, in the disposable diaper, an inclined piece that inclines on the surface of a flat substrate is provided upright, and a coating portion that extends parallel to the substrate is provided at the upper end of the inclined piece. Attach a synthetic resin locking tool with an inward hook formed at the tip of the covering to one of the meeting parts,
By being formed so that it can be hooked to the locking part provided on the other corresponding meeting part, the shape of the locking tool used in the disposable diaper can exhibit sufficient flexibility and can be easily crushed and deformed. It does not give a sense of incongruity. In addition, even if it is pressed, since the engagement of the locking tool is the hook, it has an effect of not being released.

According to a second aspect of the present invention, in addition to the effect of the first aspect of the present invention, a sloped piece that is inclined on the surface of a flat substrate is provided upright, and a covering portion extending at the upper end of the sloped piece in parallel with the substrate A synthetic resin provided with an inward hook part at the tip of the covering part, and sealing both ends of the covering part to the substrate to form a sealing part, and a housing part for housing the covering part of the locking device. By arranging the locking portion of the above-mentioned structure so as to face the locking tool, the shape of the locking portion provided in the disposable diaper can be sufficiently flexible and can be deformed, so that no discomfort is given. Further, even if pressed, the engagement of the locking portion is not released because it is a hook. Further, it has an effect of easily preventing the locking tool from being pulled out from the side of the locking portion.

According to a third aspect of the present invention, in addition to the effect of the first aspect of the invention, the slanting piece of the engaging member is located at the tip of the facing surface of the striking portion, and the hook portion is positioned inside the board. By attaching the locking tool to the disposable diaper, the locking tool can be easily and reliably engaged even if the locking parts facing each other are in any form.

According to a fourth aspect of the invention, in addition to the effect of the first aspect of the invention, the locking tool has a covering portion and a hook portion which are formed in a taper shape toward the tip, so that the locking tool used in a disposable diaper is obtained. The tool has an effect that it can be smoothly inserted and hooked in the locking portion of the other party to be hooked.

According to a fifth aspect of the present invention, in addition to the effect of the first aspect of the invention, the locking member has a plurality of covering portions connected to the base plate at intervals in a direction orthogonal to the engaging direction, and Since it is formed so that it can be hooked with the stopper, a plurality of locking tools used in the disposable diaper are intermittently provided, so that the locking tool as a whole has flexibility and can be easily deformed.

According to a sixth aspect of the invention, in addition to the effect of the first aspect of the invention, the locking tool is provided with an inclined piece standing upright from the end side of the board, and the tip of the inclined piece is provided outside the board. By providing the covering part and the hook part that are located, the amount of deformation of the attachment part and the attachment part of the attachment part attached to the abutting part of the rear waist of the diaper is large, so the latch release operation can be performed easily. Therefore, there is an effect that the locking tool can be easily removed from the locking portion.

The invention according to claim 7 is the invention according to claim 1 or 2.
In addition to the effects of the invention described, the locking portion continuously connects a plurality of covering portions to the substrate at intervals in the direction orthogonal to the engaging direction, and seals both ends of the covering portion to the substrate. To form
By providing a storage part for storing the covering part of the locking tool so that it can be hooked to the hook part of the locking tool, the disposable diaper can be locked by providing a plurality of locking parts intermittently. There is an effect that flexibility can be imparted to the entire part and deformation can be easily performed.

The invention according to claim 8 is the invention according to claim 1 or 2.
In addition to the effects of the invention described above, the locking portion is provided with a long through-hole-shaped locking hole in the cloth or substrate of the diaper in a direction orthogonal to the engaging direction so that the locking portion can be hooked with the hook portion of the locking tool. As a result, the locking portion provided in the disposable diaper has an effect that the locking portion is extremely simple in structure and inexpensive, and the engaging operation is simple and easy.

The invention according to claim 9 is the invention according to claim 1 or 2.
In addition to the effects of the invention described, the locking part can be hooked to the hook part of the locking tool by fixing both ends of the string body to the cloth or substrate of the diaper in the direction orthogonal to the engaging direction to form a hooking string. Since the locking portion provided in the disposable diaper is extremely simple in structure and has an effect that the engaging operation can be easily performed, the effect achieved by the present invention is extremely remarkable.

[Brief description of drawings]

FIG. 1 is a perspective view of a disposable diaper.

FIG. 2 is a cross-sectional view showing a state immediately before a locking tool and a locking portion are hooked.

FIG. 3 is a cross-sectional view showing a state in which a locking tool and a locking portion are hooked.

FIG. 4 is a perspective view of a locking tool in which a covering portion is provided in series.

FIG. 5 is a perspective view of a locking portion in which a covering portion and a sealing portion are provided in series.

FIG. 6 is a front view showing a modified example of the locking tool.

FIG. 7 is a cross-sectional view showing a locked state of a locking part provided with a hooking string and a locking tool.

FIG. 8 is a perspective view of a locking portion of the above.

FIG. 9 is a cross-sectional view showing another modified example of the locking tool in a hooked state.

FIG. 10 is a cross-sectional view showing a hooked state between a locking portion provided with a locking hole and a locking tool.

FIG. 11 is a cross-sectional view showing an engagement state of a stopper provided with a known wave dash type locking piece.

[Explanation of symbols]

1 locking tool 2 locking part 4 Board (locking tool) 5 Inclined piece (locking tool) 6 Cover (locking tool) 7 Hook part (locking tool) 8 corners 11 Board (locking part) 12 Inclined piece (locking part) 13 Cover (locking part) 14 Hook part (locking part) 15 Sealing part 16 Locking hole 17 String 18 hook string 19 Storage 20 diapers 21 Meeting 22 front waist 23 Rear waist 24 crotch 25 dough

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Claims (9)

[Claims] 1. A front waist portion 22, a rear waist portion 23, a crotch portion 24 between the front waist portion 22 and the rear waist portion 23, and a meeting portion 21 on both sides of the front waist portion 22 and the rear waist portion 23. In the provided disposable diaper 20, an inclined piece 5 that is inclined is erected on the surface of a flat substrate 4, and a coating portion 6 that extends in parallel with the substrate 4 is provided at the upper end of the inclined piece 5, and the tip of the coating portion 6 is provided. The locking tool 1 made of a synthetic resin having an inward hook portion 7 formed on the inside thereof is attached to one of the meeting portions 21 and can be hooked on the locking portion 2 provided on the corresponding other meeting portion 21. Disposable diaper. 2. An inclined piece 12 which is inclined is provided upright on the surface of a flat substrate 11, and a coating portion 13 extending in parallel with the substrate 11 is provided at an upper end of the inclined piece 12, and an inwardly directed end of the coating portion 13 is provided. The hook portion 14 is formed, and both ends of the covering portion 13 are formed on the substrate 11
The synthetic resin-made locking portion 2 provided with a housing portion 19 for housing the covering portion 6 of the locking tool 1 is disposed so as to face the locking tool 1. The disposable diaper according to claim 1, wherein 3. The disposable diaper according to claim 1, wherein the base plate 11 is attached to the meeting part 21 such that the inclined piece 5 of the locking tool 1 is located at the tip and the hook part 7 is located inside the facing surface of the meeting part 21. . 4. The disposable diaper according to claim 1, wherein the fastener 1 has a covering portion 6 and a hook portion 7 which are tapered toward the tip. 5. The locking tool 1 comprises a plurality of coating portions 6 continuously provided on a base plate 4 at intervals in a direction orthogonal to the engagement direction, and the locking portion 2
The disposable diaper according to claim 1, wherein the disposable diaper is formed so that it can be hooked. 6. The locking tool (1) is provided with an inclined piece (5) which is inclined from the end side of the board (4), and a tip of the inclined piece (5) is provided with a covering section (6) and a hook section (7) located outside the board (4). The disposable diaper according to claim 1, wherein 7. The locking portion 2 connects a plurality of coating portions 13 to the substrate 11 at intervals in a direction orthogonal to the engaging direction, and seals both ends of the coating portion 13 with the substrate 11. Stop 1
Storage part 19 which forms 5 and stores the covering part 6 of the locking tool 1.
The disposable diaper according to claim 1 or 2, wherein the disposable diaper is formed so as to be hooked with the hook portion 7 of the locking tool 1. 8. The engaging portion 2 is provided with a through hole-like engaging hole 16 which is long in the direction orthogonal to the engaging direction on the cloth 25 or the base plate 11 of the diaper 20 and is hooked on the hook portion 7 of the engaging tool 1. The disposable diaper according to claim 1, wherein the disposable diaper is formed so that it can be formed. 9. The hook 2 of the lock 1 is formed by fixing both ends of the cord 17 to the cloth 25 of the diaper 20 or the substrate 11 in the direction orthogonal to the engaging direction to form the hooking cord 18. 7. The disposable diaper according to claim 1 or 2, wherein the disposable diaper is formed so as to be able to be hooked with 7.