JP4148742B2 - Disposable paper diapers - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a pants-type disposable paper diaper among disposable paper diapers.
[0002]
[Prior art]
Conventionally, as a pants-type disposable paper diaper, it has a liquid-permeable top sheet, a liquid-impervious back sheet, and an absorbent body interposed between the two sheets. And a pair of leg-hole openings and a pair of leg-hole openings (see Patent Document 1).
[0003]
[Patent Document 1]
JP-A-61-207605 (1st to 39th terms, FIGS. 1 to 12)
[0004]
[Problems to be solved by the invention]
In the case of the paper diaper described in Patent Document 1, a plurality of elastic members are provided in a portion forming the waistline, and are formed to be stretchable. Therefore, it is necessary to hold both sides of the waistline opening with both hands so that it cannot be attached or detached.For example, in the case of a wearer who cannot hold one hand with a handrail or a handrail, it can be attached and detached alone. Difficult to do.
Further, when only the urine collecting pad attached to the inside of the paper diaper is replaced, the paper diaper must be pulled down to the level of the wearer's knee, which is troublesome for the wearer himself or a caregiver.
[0005]
The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a pants-type disposable paper diaper that is easier to put on and take off and is easy to use.
[0006]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, the invention described in claim 1 includes a liquid-permeable top sheet (10) and a liquid-impervious back sheet (11) as shown in FIGS. And a disposable diaper body (1) having an absorbent body (12) interposed between the top sheet and the back sheet, wherein a waist opening (18) and a leg opening (19) are formed. Pants-type disposable disposable diapers (100, 200, 300, 400)
The paper diaper main body is a crotch between the abdominal side portion (14) located on the abdomen side of the wearer, the back side portion (15) located on the back side, and the abdominal side portion and the dorsal side portion when worn. Part (16),
A pair of connecting sheets (2, 2) fixed between the ventral side and the left and right side edges of the dorsal side,
The connecting sheet is formed with a folded portion (2, 2) folded so as to be unfoldable in the waistline direction when mounted,
One or more pairs of fastening parts (for example, fastening part 20, male member 20a, female member 20b, fastening piece 20c, etc.) that can be freely detached and locked to fasten the folded part are provided ,
The folding part is formed in a state where the connecting sheet is folded twice or more, and is folded inward at the time of wearing,
The pair of fastening portions provided in the one or more sets are provided outside the connecting sheet, and the connecting sheets are fastened together.
[0007]
Here, the fastening parts are, for example, a male member and a female member of a hook-and-loop fastener, a pair of fastening members such as a fastening tape and a target tape that can be engaged with and detached from each other, an adhesive tape, and an adherent part thereof. However, the present invention is not limited to these, and any type may be used as long as the folded portion can be locked. Further, any number of the pair of fastening portions may be formed as long as it is one set or more.
The inner side refers to the inner side of the disposable paper diaper when worn.
Moreover, the outside refers to the outside of the disposable paper diaper when worn.
[0008]
According to the first aspect of the present invention, the pair of connecting sheets is fixed between the left and right side edges of the abdomen and the dorsal side, and is folded so that the connecting sheet can be unfolded in the waistline direction when attached. Since there is more than one pair of locking and detachable fastening parts for fastening the folded parts, adjust according to the waist size of the wearer of the disposable paper diaper Can do. Further, since the unfolded paper diaper can be held by releasing the fastening portion, it is not necessary to extend the waistline portion with both hands as in the conventional pants-type paper diaper. Therefore, for example, detachment with one hand becomes easy. In the deployed state, the urine removing pad or the like can be replaced from the gap around the waist without lowering the paper diaper while the wearer is sitting or sleeping.
In addition, the folding part is folded inward at the time of mounting, and a pair of fastening parts are provided on the outside of the connecting sheet, and the connecting sheets are fastened together. Because it is not exposed to the outside, the appearance is clean.
[0009]
The invention according to claim 2 is the disposable paper diaper according to claim 1,
The pair of fastening portions are formed in two places on each side of the disposable paper diaper, one in the vicinity of the waist opening, one in the vicinity of the leg opening, and two on the left and right. .
[0019]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a perspective view showing a pants-type disposable paper diaper 100 (hereinafter referred to as a paper diaper 100) as an example of the present invention.
[0020]
The paper diaper 100 includes a paper diaper body 1 including a liquid-permeable top sheet 10, a liquid-impermeable back sheet 11, and an absorbent body 12 interposed between the two sheets, and both sides of the paper diaper body 1. The connection sheet | seats 2 and 2 provided are provided.
[0021]
The disposable diaper main body 1 is divided into an abdominal side portion 14 positioned on the wearer's ventral side, a back side portion 15 positioned on the back side, and a crotch portion 16 when worn.
[0022]
Moreover, the joint parts 17a and 17b by which the side part of the end of a pair of connection sheet | seats 2 and 2 was joined and fixed by seal welding, ultrasonic welding, etc. are formed in the both-sides edge part of the stomach side part 14 of the paper diaper main body 1. Yes. Further, on both side edge portions of the back side portion 15, joint portions 17 c and 17 d are formed in which the other side portions of the connection sheets 2 and 2 are similarly joined and fixed. As a result, both sides of the paper diaper 100 are connected in a closed state, and the paper diaper 100 is formed in a pants shape, so that a waistline opening 18 and leg-hole openings 19 and 19 are formed.
The inner side refers to the inner side when the paper diaper 100 formed in a pants shape is worn, and the outer side refers to the outer side when the paper diaper 100 is worn.
[0023]
Fastening portions 20 are provided on the outer sides of the connection sheets 2 and 2 in the vicinity of the waist opening 18 and the leg opening 19 near the waist of the disposable diaper 100.
The fastening portion 20 includes a male member 20a such as a hook-and-loop fastener and a female member 20b such as a hook-and-loop fastener fastened to the male member 20a, and is arranged side by side on the outer sides of the connecting sheets 2 and 2. Is provided. When the connecting sheets 2 and 2 are folded, the left and right male members 20a and female members 20b are formed so as to be fastened.
That is, at both sides of the paper diaper 100, one pair is formed in the vicinity of the waistline opening 18, and one pair of the pair of fastening parts 20 is formed in the vicinity of the leg openings 19 and 19, respectively. In addition, the number of the fastening parts 20 is not limited.
[0024]
Further, the waistline of the paper diaper 100 is formed in a size having a margin to the extent that it is much larger than the size of the waistline at the time of normal wearing because the connection sheets 2 and 2 are provided. Therefore, when the paper diaper 100 is mounted, as shown in FIG. 2, the connecting sheets 2 and 2 are folded inward on both sides of the paper diaper 100 so as to fit the size of the wearer's waist, and stopped. It can also be adjusted by locking the male member 20a and the female member 20b of the wearing part 20.
[0025]
Further, an elastic member 141a such as rubber thread is provided along the width direction at the ventral end portion 141 in the longitudinal direction of the ventral side portion 14, and a waist gather 142 is formed by the elastic member 141a. Similarly, an elastic member 151a such as rubber thread is provided along the width direction at the back side end portion 151 of the back side portion 15 in the longitudinal direction, and a waist gather 152 is formed by the elastic member 151a. Thereby, it is a structure which can be expanded-contracted so that it may fit around a wearer's waist. Moreover, this waist gather 152 fulfill | performs the function which prevents the leak when a wearer lies down.
[0026]
The absorbent body 12 absorbs a water-like component such as urine as a body fluid when the disposable diaper 100 is used, an absorbent material such as cotton and pulp, a sheet-like base material such as fiber or film, and a high water absorption capacity. Formed in combination with a functional resin. For example, as shown in FIG. 1, the absorber 12 is formed in a substantially rectangular shape so as to be disposed at a position extending from the ventral side portion 14 to the dorsal side portion 15 and to have a certain width and length.
[0027]
Further, in the leg-hole openings 19, 19, between the top sheet 10 and the back sheet 11, an elastic member such as a rubber thread that is curved in accordance with the curved shape of both side edges of the leg-hole openings 19, 19 ( (Not shown) are provided to form flat gathers 191 and 191 so that they can be stretched around the legs of the wearer to prevent side leakage.
[0028]
When the paper diaper 100 configured as described above is worn, the legs are passed from the waist opening 18 to the leg opening 19 one leg at a time so that the abdomen 14 is positioned on the abdomen of the human body. Next, the connecting sheets 2 and 2 of the waist opening 18 are folded inward according to the size of the wearer's waist, and the male member 20a and the female member 20b of the four sets of fastening portions 20 are locked. If it does in this way, it will be in the state fitted to a wearer's trunk circumference. At this time, the part folded inside the connection sheet | seats 2 and 2 is accommodated in the inside so that it may wrap around the abdominal side part 14 or the back side part 15 along a trunk periphery.
[0029]
And when removing the paper diaper 100, if the latching state of the fastening part 20 is cancelled | released, the folded part of the connection sheet | seats 2 and 2 will expand | deploy in a trunk periphery direction. As a result, a sufficient gap is formed to lower the paper diaper 100 as it is. Therefore, unlike the conventional pants-type diaper, it is not necessary to extend the waistline opening 18 fitted to the wearer by the elastic member with both hands, so that the disposable diaper 100 can be attached and detached with one hand.
Further, when the folded portions of the connecting sheets 2 and 2 are unfolded by releasing the locked state of the fastening portion 20, the wearer's waistline and waistline without lowering the paper diaper 100 from the crotch to the knee From the gap formed between the opening 18 and the urine collecting pad disposed on the crotch 16 or the like, it can be replaced.
[0030]
Thus, according to the disposable diaper 100 according to the present embodiment, the connecting sheets 2 and 2 are provided, and the connecting sheets 2 and 2 are provided with the fastening portions 20, so that the size of the wearer's waist Easy size adjustment to fit.
Further, when the paper diaper 100 is detached, the folded portions of the connecting sheets 2 and 2 are unfolded and can be detached simply by releasing the locking of the fastening part 20, so that the conventional pants-type diaper As described above, since it is not necessary to extend the elastic member at the waist portion with both hands, no force is required for attachment / detachment, which can be done with one hand, and attachment / detachment is easy.
Further, when the fastening portion 20 is in the released state, a large gap is formed between the wearer's waistline and the waistline opening 18 of the paper diaper 100, so the paper diaper 100, trousers and the like need not be lowered from the crotch portion to the knee portion. The urine pad can be replaced.
[0031]
Moreover, since the connection sheet | seats 2 and 2 are accommodated inside the paper diaper 100 in the state folded at the time of mounting | wearing, it becomes a refreshing external appearance.
[0032]
Next, a modified example of the above-described paper diaper 100 according to the present invention will be described with reference to FIGS. In the description of this modification, the same components and functional parts as those of the disposable diaper 100 are denoted by the same reference numerals, and detailed description thereof is omitted.
[0033]
[First Modification]
FIG. 3 is a diagram illustrating a fastening structure of the connection sheets 2 and 2 of the disposable diaper 200 according to the first modification.
As shown in FIG. 3, when the disposable diaper 200 is mounted, the connecting sheets 2 and 2 are formed in a bellows state that is folded twice or more instead of being folded once. According to the disposable diaper 200 of the first modified example, the engagement / disengagement operation becomes easier.
[0034]
[Second Modification]
FIG. 4 is a diagram illustrating a fastening structure of the connection sheets 2 and 2 of the disposable diaper 300 according to the second modified example.
As shown in FIG. 4, the connecting sheets 2 and 2 are configured not to be folded inward but to be folded and fixed outside when being attached. More specifically, the male member 20 a of the fastening portion 20 is provided at an appropriate position of the connection sheet 2, and the female member 20 b is provided on the back sheet 11 side of the ventral side portion 14. Then, when the disposable diaper 100 is mounted, the portion of the connecting sheet 2 that is larger than the size of the wearer's girth is wrapped around the girth in the direction of the abdominal side 14 so that the male member 20a and the female member 20b. To lock.
[0035]
According to the paper diaper 300 of the second modified example, the connecting sheets 2 and 2 are not housed inside the paper diaper 200 at the time of mounting, so that it is easy to fix according to the size of the wearer's waist.
In this case, the female member 20b may be provided on the back side portion 15, and the connecting sheet 2 may be turned around toward the back side portion 15.
[0036]
The male member 20a and the female member 20b may be provided at opposite positions. Further, the female member 20b provided on the back sheet 11 side of the abdominal side portion 14 is not limited to a configuration that is a special locking member, and may be the back sheet 11 itself.
[0037]
[Third Modification]
FIG. 5 is a diagram illustrating a fastening structure of the connection sheets 2 and 2 of the paper diaper 400 according to the third modified example.
As shown in FIG. 5 (a), a tape-like fastening piece 20c provided with an adhesive portion 201 as a fastening member is adhered and fixed to an arbitrary place on the back sheet 11 of the back side portion 15 and attached. In some cases, as shown in FIG. 5 (b), the adhesive portion 201 of the fastening piece 20c is locked by being attached to an arbitrary location on the back sheet 11 side of the abdominal side portion 14.
At this time, the back surface sheet 11 is configured to be able to affix the fastening piece 20c.
[0038]
According to the disposable diaper 400 of the third modified example, since the fastening piece 20c is provided on the outer surface at the time of wearing, the wearing operation according to the size of the wearer's waist becomes easy. In addition, since the back sheet 11 functions as a member of the fastening portion 20, it is possible to save the trouble and cost of providing a separate fastening member, and the range of fastening is not limited, so finer adjustments are possible. Is realized.
[0039]
The fastening piece 20c may be engaged with the back sheet 11 side of the abdominal side portion 14. Further, a fastening member for locking the fastening piece 20 c may be provided on the back sheet 11 of the abdominal side portion 14 or the back side portion 15.
[0040]
In addition, said embodiment is only illustrated this invention and can be changed suitably. For example, since the connecting sheets 2 and 2 can be fitted around the waist of the wearer, the waist gathers 142 and 152 formed on the abdomen end portion 141 and the dorsal end portion 151 are not necessary. Moreover, the connection sheet | seats 2 and 2 may be comprised from the elastic member, or may be formed in the expansion-contraction state by arrange | positioning elastic members, such as thread rubber. Further, the connecting sheets 2 and 2 may be integrally formed with the back sheet 11 of the ventral side portion 14 or the back side portion 15. In this case, only the joints 17a, 17b or the joints 17c, 17d are formed as the joints 17a, 17b, 17c, 17d.
[0041]
The fastening portion 20 may be any locking member such as a hook-and-loop fastener and a fastening tape, and the number, shape, size, and the like are not limited to those illustrated. Further, the male member 20a and the female member 20b may be provided at opposite positions. Moreover, it is not the locking method which consists of both the male member 20a and the female member 20b, for example, the fastening part 20 is one adhesive fastening member which can be affixed on any part of the connection sheet 2. FIG. There may be.
[0042]
Further, the length of the absorbent body 12 in the width direction is narrow at the center portion in accordance with the shape of the crotch portion 16, and the ventral side end portion and the back side end portion in the longitudinal direction are the ventral side portion 14 and the back side portion 15. A configuration in which the width is wider than the central portion may be adopted in accordance with the shape.
[0043]
Further, a gather sheet may be arranged on the surface sheet 10 side of the paper diaper main body 1 along both sides of the absorbent body 12 to form a three-dimensional gather. In this case, a leg opening is provided. The planar gathers 191 and 191 provided in 19 and 19 may be formed by the gather sheet and the back sheet 11.
[0044]
【The invention's effect】
According to the first aspect of the present invention, the pair of connecting sheets is fixed between the left and right side edges of the abdomen and the dorsal side, and is folded so that the connecting sheet can be unfolded in the waistline direction when attached. Since there is more than one pair of locking and detachable fastening parts for fastening the folded parts, adjust according to the waist size of the wearer of the disposable paper diaper Can do. Further, since the unfolded paper diaper can be held by releasing the fastening portion, it is not necessary to extend the waistline portion with both hands as in the conventional pants-type paper diaper. Therefore, for example, detachment with one hand becomes easy. In the deployed state, the urine removing pad or the like can be replaced from the gap around the waist without lowering the paper diaper while the wearer is sitting or sleeping.
[0045]
In addition, according to the first aspect of the present invention, the folding portion is folded inward at the time of mounting, and a pair of fastening portions are provided on the outside of the connecting sheet, and the connecting sheets are fastened together. When attached, the connection sheet and the fastening part are not exposed on the outer surface, so the appearance is clear.
[Brief description of the drawings]
FIG. 1 is a perspective view of a disposable diaper 100 to which the present invention is applied.
2 is a view for explaining a fastening structure of a connecting sheet 2 of the diaper of FIG.
FIG. 3 is a view for explaining a fastening structure of a connection sheet 2 of a paper diaper 200 which is a first modification of the diaper of FIG. 1;
FIG. 4 is a view for explaining a fastening structure of a connection sheet 2 of a paper diaper 300 which is a second modification of the diaper of FIG. 1;
FIG. 5 is a diagram for explaining a fastening structure of a connecting sheet 2 of a paper diaper 400 which is a third modification of the diaper of FIG. 1, and FIG. (B) is an explanatory view of a fixed state.
[Explanation of symbols]
100, 200, 300, 400 Used paper diaper 1 Paper diaper main body 2 Connection sheet 10 Top sheet 11 Back sheet (the other of the fastening part)
12 Absorber 14 Abdominal side 15 Back side 16 Crotch part 17a, 17b, 17c, 17d Joint part 18 Trunk opening 19 Leg opening 20 Fastening part 20a Male member (one of fastening part and fastening part)
20b Female member (fastening part, the other of the fastening part)
20c Fastening piece (fastening part, fastening member)
201 Adhesive part (fastening part, fastening member)

Claims (2)

A paper diaper body having a liquid-permeable top sheet, a liquid-impervious back sheet, and an absorbent body interposed between the top sheet and the back sheet, and a waist opening and a leg opening In pants-type disposable paper diapers where
The paper diaper main body is divided into a ventral part located on the abdomen side of the wearer when worn, a dorsal part located on the dorsal side, and a crotch part between the abdominal part and the dorsal part,
A pair of connecting sheets fixed between the left and right side edges of the ventral side and the back side,
At the time of mounting, the connecting sheet is formed with a folded portion that is folded so that it can be expanded in the waistline direction,
One or more pairs of locking and detachable fastening parts for fastening the folding part are provided,
The folding part is formed in a state where the connecting sheet is folded twice or more, and is folded inward at the time of wearing,
The disposable paper diaper, wherein the pair of fastening portions provided at least one set is provided outside the connecting sheet, and the connecting sheets are fastened together. The disposable paper diaper according to claim 1,
The disposable paper diaper is characterized in that the pair of fastening portions are formed at one location near the waistline opening and at one location near the leg opening, on both sides of the disposable paper diaper.

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