IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0705780
(2003-11-10)
|
등록번호 |
US-7354425
(2008-04-08)
|
우선권정보 |
JP-2001-152403(2001-05-22); JP-2001-241251(2001-08-08) |
발명자
/ 주소 |
- Mizutani,Satoshi
- Yamaki,Koichi
- Noda,Yuki
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
7 |
초록
▼
The present invention relates to an interlabial pad which is used by being fitted between labia of a user for absorbing the menstrual blood, and provides an interlabial pad which can surely absorb even a high-speed, large-volume menstrual blood, flowing down the body along inner labial walls. An in
The present invention relates to an interlabial pad which is used by being fitted between labia of a user for absorbing the menstrual blood, and provides an interlabial pad which can surely absorb even a high-speed, large-volume menstrual blood, flowing down the body along inner labial walls. An interlabial pad (14) is devised to provide an protruded area (14b) in a part of a flat area (14a), having an absorbing function, and the ratio of the protruded area (14b) and the flat area (14a) is controlled accurately.
대표청구항
▼
What is claimed is: 1. An interlabial pad for attaching between labia, comprising: a water permeable surface side sheet facing a body side; either a water permeable or water impermeable back side sheet facing a garment side; a water permeable inner sheet positioned between the surface side sheet an
What is claimed is: 1. An interlabial pad for attaching between labia, comprising: a water permeable surface side sheet facing a body side; either a water permeable or water impermeable back side sheet facing a garment side; a water permeable inner sheet positioned between the surface side sheet and the back side sheet; and an absorbent body for absorbing body liquid, wherein said absorbent body comprises: a first absorbent body to form a first protruding area projecting towards the body side from a first flat area, extending along a substantial center line from one end to another end in a longitudinal direction of said interlabial pad; a second absorbent body to form said first flat area having a substantial plane plate shape, the first protruding area of the first absorbent body has a largest width at a portion closest to said first flat area of the second absorbent body, providing one hollow part on the garment side of said first protruding area formed in a shape corresponding to the first protruding area with a largest width at a portion closest to said first flat area of the absorbent body and extending along the center line from one end to another end with openings at each of the ends, the first absorbent body and the second absorbent body being formed by a single sheet enclosed between the surface side sheet and the inner sheet, and a third base absorbent body which lies on the back side sheet, the second absorbent body being affixed to the third base absorbent body via a portion of the inner sheet; wherein the surface side sheet, the inner sheet, and the back side sheet are affixed to each other along edges of the interlabial pad in the longitudinal direction, wherein said first flat area and said first protruding area satisfy Formulas (1) to (3) shown below: description="In-line Formulae" end="lead"1≦H1/H2 ≦10 (1)description="In-line Formulae" end="tail" description="In-line Formulae" end="lead"1/3≦W1/W2 ≦5/6 (2)description="In-line Formulae" end="tail" description="In-line Formulae" end="lead"1/3≦L1/L2 ≦1 (3)description="In-line Formulae" end="tail" where, H1 is the apparent bulkiness of the first protruding area, H2 is the apparent bulkiness of the first flat area, W1 is the apparent maximum width of the first protruding area, W2 is the apparent maximum width of the first flat area, L1 is the apparent maximum length of the first protruding area, and L2 is the apparent maximum length of the first flat area. 2. The interlabial pad as claimed in claim 1, wherein H1 in said Formula (1) is 5 to 30 mm, W1 in said Formula (2) is 2 to 30 mm, L1 in said Formula (3) is 20 to 150 mm. 3. The interlabial pad as claimed in claim 1 or 2, wherein at least fibers for forming said water permeable surface side sheet in said protruding area and that of said first absorbent body are oriented in a lateral direction of said interlabial pad. 4. The interlabial pad as claimed in claim 1 or 2, further comprising an adhesive portion for adhering the interlabial pad to a wearer's genital area on the body side surface of said flat area. 5. The interlabial pad as claimed in claim 1 or 2, wherein the interlabial pad is used together with a sanitary napkin. 6. The interlabial pad as claimed in claim 1 or 2, wherein: on the garment side of said back side sheet, a mini sheet piece is provided bonding one or more bonding areas in each side in the longitudinal direction of said back side sheet and one or more unbonding areas in the lateral direction of said back side sheet; and at least one of said one or two unbonding areas, between said mini sheet piece and said back side sheet, forms a finger insertion opening which can directly secure a fingerbreadth opening in the surface direction of said back side sheet. 7. A wrapping body comprising: an interlabial pad as claimed in claim 6 and a wrapping container, having a break seal opening, for individually wrapping the interlabial pad, wherein the interlabial pad is enclosed in the wrapping container; wherein said interlabial pad is wrapped in said wrapping container so that a finger insertion opening opens towards said opening part; and wherein said interlabial pad is enclosed in said wrapping container so that said mini sheet piece is folded towards the clothing direction along the substantial center line in the longitudinal direction of said interlabial pad. 8. The interlabial pad as claimed in claim 1 or 2, wherein said interlabial pad is a pad for incontinence of urine. 9. The interlabial pad as claimed in claim 1 or 2, wherein said interlabial pad is an interlabial pad for absorbing vaginal discharge. 10. A wrapping body, comprising: an interlabial pad as claimed in claim 1 or 2; and a wrapping container for individually wrapping the interlabial pad wherein the interlabial pad is enclosed in the wrapping container. 11. A wrapping body comprising: an interlabial pad as claimed in claim 1 or 2 and a wrapping container, having a break seal opening, for individually wrapping the interlabial pad, wherein the interlabial pad is enclosed in the wrapping container; wherein said interlabial pad is wrapped in said wrapping container so that a finger insertion opening opens towards said opening part. 12. The interlabial pad as claimed in claim 1, wherein the absorbent body is enclosed between the water permeable surface side sheet and the either the water permeable or water impermeable back side sheet, which are bonded together. 13. An interlabial pad for attaching between labia, comprising: a water permeable surface side sheet facing a body side; either a water permeable or water impermeable back side sheet facing a garment side; and an absorbent body for absorbing body liquid enclosed between the surface sheet and the back side sheet, wherein said absorbent body comprises: a first absorbent body to form a first protruding area projecting towards a body side from a first flat area, extending along a substantial center line from one end to another end in a longitudinal direction of said interlabial pad; a second absorbent body to form the first flat area having a substantial plane plate shape, the first protruding area of the absorbent body having a largest width at a portion closest to the first flat area of the second absorbent body, the first absorbent body and the second absorbent body being formed by a first unitary absorbent body, a third base absorbent body to form a second protruding area projecting in a direction opposite to a direction in which the first protruding area protrudes, from a second flat area and extending along a substantial center line in a longitudinal direction of said interlabial pad, and a fourth absorbent body to form the second flat area having a substantial plane plate shape, the second protruding area of the third base absorbent body having a largest width at a portion closest to the second flat area of the third base absorbent body, the third base absorbent body and the fourth absorbent body being formed by a second unitary absorbent body; wherein the first unitary absorbent body and the second unit absorbent body are affixed to each other such that the first protruding area and the second protruding area are substantially axisymmetric with regard to the first and second flat areas, wherein the surface sheet and the back side sheet are affixed to each other along edges of the interlabial pad in the longitudinal direction, wherein the first flat area and the first protruding area and the second flat area and the second protruding area satisfy Formulas (1) to (3) shown below: description="In-line Formulae" end="lead"1≦H1/H2 ≦10 (1)description="In-line Formulae" end="tail" description="In-line Formulae" end="lead"1/3≦W1/W2 ≦5/6 (2)description="In-line Formulae" end="tail" description="In-line Formulae" end="lead"1/3≦L1/L2 ≦1 (3)description="In-line Formulae" end="tail" where H1 is the apparent bulkiness of the first or second protruding area, H2 is the apparent bulkiness of the corresponding first or second flat area, W1 is the apparent maximum width of the first or second protruding area, W2 is the apparent maximum width of the corresponding first or second flat area L1 is the apparent maximum length of the first or second protruding area, and L2 is the apparent maximum length of the corresponding first or second flat area. 14. The interlabial pad as claimed in claim 13, wherein the interlabial pad has a single second protruding area. 15. An interlabial pad for attaching between labia, comprising: a water permeable surface side sheet facing a body side; either a water permeable or water impermeable back side sheet facing a garment side; and an absorbent body for absorbing body liquid enclosed between the surface sheet and the back side sheet, wherein said absorbent body comprises: a first absorbent body to form a first protruding area projecting towards a body side from a first flat area, extending along a substantial center line from one end to another end in a longitudinal direction of said interlabial pad; a second absorbent body to form said first flat area having a substantial plane plate shape, the first protruding area of the absorbent body having a largest width at a portion closest to the first flat area of the second absorbent body, the first absorbent body and the second absorbent body being formed by a first unitary absorbent body, a third base absorbent body to form a second protruding area projecting in a direction opposite to a direction in which the first protruding area protrudes, from a second flat area and extending along a substantial center line in a longitudinal direction of said interlabial pad, and a fourth absorbent body to form the second flat area having a substantial plane plate shape, the second protruding area of the third base absorbent body having a largest width at a portion closest to the second flat area of the third base absorbent body, providing a hollow part in a direction opposite to a direction in which the first protruding part protrudes, formed in a shape corresponding to the second protruding area with a largest width at a portion closest to the first flat area of the fourth absorbent body extending along the center line from on end to another end with openings at each of the ends, the third base absorbent body and the fourth absorbent body being formed by a second unitary absorbent body; wherein the first unitary absorbent body and the second unitary absorbent body are affixed to each other such that the first protruding area and the second protruding area are substantially axisymmetric with regard to the first and second flat areas, wherein the surface sheet and the back side sheet are affixed to each other along edges of the interlabial pad in the longitudinal direction, wherein the first flat area and the first protruding area and the second flat area and the second protruding area satisfy Formulas (1) to (3) shown below: description="In-line Formulae" end="lead"1≦H1/H2 ≦10 (1)description="In-line Formulae" end="tail" description="In-line Formulae" end="lead"1/3≦W1/W9 ≦5/6 (2)description="In-line Formulae" end="tail" description="In-line Formulae" end="lead"1/3≦L1/L2 ≦1 (3)description="In-line Formulae" end="tail" where H2 is the apparent bulkiness of the first or second protruding area, H2 is the apparent bulkiness of the corresponding first or second flat area, W1 is the apparent maximum width of the first or second protruding area, W2 is the apparent maximum width of the corresponding first or second flat area, L1 is the apparent maximum length of the first or second protruding area, and L2 is the apparent maximum length of the corresponding first or second flat area.
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