Foldable Patents (Class 604/385.201)
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Patent number: 7237370Abstract: A method transforming by eliminating with vacuum bulk and size of a marketplace diaper to a substantially size-reduced condition, preparatory to a traveled-to site of use, wherein the reduced size adds to convenience value during the travel.Type: GrantFiled: August 12, 2005Date of Patent: July 3, 2007Inventors: Lynn Garone, LeeAnn Piazzola, Lori Wallace
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Publication number: 20070135788Abstract: A personal care article (20) has a longitudinal-direction (22); a relatively shorter, lateral cross-direction (24); a first end-edge (74); a longitudinally-opposed second end-edge (78); a first side-edge (62); and a laterally-opposed second side-edge (64). The article includes a liquid-permeable topsheet layer (26), and a backsheet layer (28) operatively connected in facing relation with the topsheet layer. A first end-notch (80) is formed to extend inward from the first end-edge (74), and a second end-notch (82) is formed to extend inward from the second end-edge (78). In a particular aspect, at least a first, end-line of bending weakness (88) extends from an inboard, apex end region of the first end-notch (80). In other aspects, a first side-notch (66) can be formed to extend inward from the first side-edge (62), and a second side-notch (70) can be formed to extend inward from the second side-edge (64).Type: ApplicationFiled: December 12, 2005Publication date: June 14, 2007Inventors: Emmanuelle Damay, Franz Aschenbrenner, Peter Huebner, Herbert Grube
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Patent number: 7226437Abstract: A body fluid absorbing component of a pull-on disposable diaper is folded inward in a crotch covering region. Outside opposite side edges of the absorbing component, there are provided a pair of barrier walls extending in a longitudinal direction of the absorbing component. The barrier wall is provided along its zone opposed to an outer surface of the absorbing component, a distal edge of the barrier wall and an intermediate zone defined between the zone and the distal edge with first, second and third elastic members, respectively, each extending in a stretched state in the longitudinal direction of the absorbing component.Type: GrantFiled: February 3, 2005Date of Patent: June 5, 2007Assignee: Uni-Charm Co., Ltd.Inventors: Toru Sasaki, Shunsuke Takino, Kyoko Ito
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Patent number: 7220251Abstract: A pull-on disposable article has a liquid-absorbent first panel interposed between a liquid-absorbent sheet and liquid-impervious sheets, a waist-hole and a pair of leg-holes. The leg-holes are surrounding by leg-surrounding flaps extending in a leg-surrounding direction outside transversely opposite side edges of the first panel. A transverse dimension between the transversely opposite side edges is minimized in the vicinity of bottoms of the respective leg-holes. The leg-surrounding flaps are formed with first folding lines extending in the leg-surrounding direction and second folding lines extending in a transverse direction. The leg-surrounding flaps are tucked along the first and second folding lines into the respective leg-holes.Type: GrantFiled: May 6, 2004Date of Patent: May 22, 2007Assignee: Uni-Charm Co., Ltd.Inventors: Toshifumi Otsubo, Shunsuke Takino, Nariaki Shimoe
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Publication number: 20070112321Abstract: An absorbent article includes an absorbent chassis, a first ear and a first fastening member. The absorbent article can also include a plurality of folds. The plurality of folds can arrange the fastening member in an overlaid relationship with said inner surface on said absorbent chassis.Type: ApplicationFiled: November 16, 2005Publication date: May 17, 2007Inventors: Michael Goates, Eric Schields
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Publication number: 20070100310Abstract: To provide a disposable nursing pad which can be easily worn again after breast-feeding, and also preventing the nursing pad from losing its shape during breast-feeding, a nursing pad 10 has a first folding portion 15, which serves as a folding axis that allows the nursing pad main body 10 to be folded therealong, provided such that it passes through near an apex 14 of the nursing pad 10, and extends up to around the perimeter thereof. Furthermore, the nursing pad 10 includes a fastening means 16, which allows the nursing pad main body 10 to be fastened to the wearer's clothing, provided to a portion other than the first folding portion 15 and the linear portion orthogonal to the first folding portion 15. The nursing pad having such a structure which allows the wearer to easily wear it again after breast-feeding, while preventing the nursing pad from losing its shape during breast-feeding.Type: ApplicationFiled: September 13, 2006Publication date: May 3, 2007Applicant: Uni-Charm CorporationInventors: Satoru Sakaguchi, Ayami Suga
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Patent number: 7211071Abstract: A diaper package is composed of a plurality of disposable diapers and a flexible packing bag forming top and bottom walls, and front, rear and laterally opposed walls printed with display elements. These diapers are arranged between the laterally opposed walls to form a row extending between these laterally opposed walls in such a manner that respective crotch regions of these diapers face the rear wall while respective waist-surrounding end portions of these diapers face the front wall. A radius of curvature of the corners is longer than a radius of curvature of the corners so that a range in which the package can be visually recognized from the side of the front wall is larger than a range in which the package can be visually recognized from the side of the rear wall.Type: GrantFiled: December 17, 2004Date of Patent: May 1, 2007Assignee: Uni-Charm CorporationInventors: Yoshitaka Mishima, Tomoharu Hino
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Patent number: 7207978Abstract: A pull-on disposable diaper has front and rear waist covering regions and a crotch covering region wherein a bodily discharge absorbing component extends over the crotch covering region into the front and rear waist covering regions. In the crotch covering region, the bodily discharge absorbing component is folded inward along first, second and third folding guides in a transverse direction of the absorbing component. A pair of flaps are formed along transversely opposite lateral side edges of the bodily discharge absorbing component. In each of the flaps, a first lateral marginal edge extending along the associated lateral edge is bonded to an outer surface of the bodily discharge absorbing component and a second lateral marginal edge lies on the side of an inner surface of the absorbing component. An elastic member is attached to the flap in a stretched state in a longitudinal direction of the flap.Type: GrantFiled: September 22, 2004Date of Patent: April 24, 2007Assignee: Uni-Charm Co., Ltd.Inventors: Shunsuke Takino, Toshifumi Otsubo
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Patent number: 7204830Abstract: A disposable wearing article includes a liquid-impervious chassis, a pair of liquid-impervious leak-barrier sheets laid along transversely opposite side edges of the chassis, a body fluid absorbent first panel extending over a crotch region and a rear waist region of the chassis and joined to the chassis, and a body fluid absorbent second panel extending over a front waist region and the crotch region. The second panel has a front portion joined to the front waist region, a distal portion and transversely opposite side edges joined to the chassis. The distal portion has side sections extending upward above the chassis and joined to distal sections of the respective leak-barrier sheets, and a transversely middle section which extends between the side sections and is convex upward above the side sections and thereby a pocket opening from the crotch region toward the rear waist region is formed between the chassis and the distal portion.Type: GrantFiled: April 12, 2005Date of Patent: April 17, 2007Assignee: Uni-Charm CorporationInventors: Yoshitaka Mishima, Kaiyo Nakajima
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Publication number: 20070078425Abstract: A personal care article (20) has a longitudinal-direction (22), a relatively shorter, lateral cross-direction (24), a first end-section (72), a second end-section (72a), and an intermediate-section (76) which is contiguous with and interposed between the first end-section (72) and the second end-section (72a). The article includes a liquid permeable topsheet layer (26), and a backsheet layer (28) which is operatively connected to the topsheet layer (26). At least a portion of the first end-section (72) has been folded along or otherwise includes a first end-fold-region (58) which is substantially convex along a topsheet-side of the article (20). Additionally, the first end-fold-region (58) is substantially concave along a backsheet-side of the article. At least a portion of the second end-section (72a) has been folded along or otherwise includes a second end-fold-region (62) which is substantially convex along the topsheet-side of the article (20).Type: ApplicationFiled: October 3, 2005Publication date: April 5, 2007Inventors: Carrie Pateras, Garry Woltman, Marcille Ruman, Angela Heck, Karyn Schroeder
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Patent number: 7192422Abstract: A disposable wearing article has first and second barrier flaps on first and second side flaps, respectively. A crotch region is formed with first and second folding guide lines diverging from the vicinity of proximal edges of the first and second barrier flaps toward side edges of the first and second side flaps, respectively. First and second sections of the crotch region are tucked inwardly along the first and second folding guide lines in a transverse direction of the article, respectively, but distal portions of the first and second barrier flaps are not tucked inwardly of the article.Type: GrantFiled: June 21, 2004Date of Patent: March 20, 2007Assignee: Uni-Charm CorporationInventor: Toshifumi Otsubo
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Patent number: 7172583Abstract: A disposable pull-on wearing article includes front and rear waist regions, a crotch region extending between the waist regions, a chassis and an absorbent panel. The article has first and second tuckable side zones folded along first and second imaginary tuckable guide lines and tucked the article.Type: GrantFiled: April 23, 2002Date of Patent: February 6, 2007Assignee: Uni-Charm CorporationInventors: Toshifumi Otsubo, Shunsuke Takino
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Patent number: 7169136Abstract: A pull-on disposable diaper is composed of a front waist region, a rear waist region, a crotch region extending between these waist regions and a body fluid absorbing component formed on an inner side of these regions. The absorbing component is formed in the crotch region with a V-shaped first folding guide, a V-shaped second folding guide and a third folding guide extending in a transverse direction between the first and second folding guides. The absorbing component is folded along the third folding guide so that a core forming a part of the component may have its outer surface sections facing each other and along the first and second folding guides so that the core may have its inner surface sections facing each other.Type: GrantFiled: August 24, 2004Date of Patent: January 30, 2007Assignee: Uni-Charm Co., Ltd.Inventors: Toshifumi Otsubo, Shunsuke Takino
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Patent number: 7166096Abstract: A pull-on disposable wearing article has front and rear waist regions and a crotch region extending between the waist regions. Transversely opposite lateral zones of the front and rear waist region are connected to each other in the vicinity of marginal side edges of the lateral zones so as to define a waist-hole and a pair of leg-holes. Hook members used to adjust a waist-circumferential dimension of the article are secured to the front waist region in its lateral zones and loop members on which the hook members are releasably anchored are secured to the front waist region in its middle zone so that the font waist region is normally non-contractible in the waist-circumferential direction.Type: GrantFiled: September 29, 2004Date of Patent: January 23, 2007Assignee: Uni-Charm Co., Ltd.Inventors: Hikari Kawata, Noriyuki Kurita, Ichiro Wada
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Publication number: 20070016157Abstract: A disposable pull-on wearing article includes front and rear waist regions, a crotch region extending between the waist regions, a chassis and an absorbent panel. The article has first and second tuckable side zones folded along first and second imaginary tuckable guide lines and tucked the article.Type: ApplicationFiled: August 31, 2006Publication date: January 18, 2007Inventors: Toshifumi OTSUBO, Shunsuke TAKINO
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Patent number: 7147630Abstract: An article is formed with a pair of first longitudinal fold guiding lines and a pair of second longitudinal fold guiding lines. A first zone defined between the first fold guiding lines is tucked inwardly of the article along the first fold guiding lines and a second zone defined between the second fold guiding lines is tucked inwardly of the article along the second fold guiding lines. Leg-holes remain opened.Type: GrantFiled: November 24, 2004Date of Patent: December 12, 2006Assignee: Uni-Charm Co., Ltd.Inventor: Shunsuke Takino
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Publication number: 20060264861Abstract: A simple disposable absorbent article including a chassis and an absorbent assembly. The chassis includes a water-impermeable sheet folded laterally inward at both of its side edges to form opposing side flaps. Each side flap is attached to the interior surface of the chassis adjacent to its end edges. Each side flap has a longitudinally extending elastic gathering member attached adjacent to its proximal edge. The absorbent assembly is smaller in width and in length than the chassis. The side edges and end edges of the absorbent assembly may be disposed proximally relative to the respective side edges and end edges of the chassis. The absorbent assembly includes an absorbent core that may contain superabsorbent particles, which may be contained inside pockets. The chassis may be extensible. The absorbent assembly may be in a cruciform pattern to the chassis to allow portions of the chassis to extend laterally.Type: ApplicationFiled: May 20, 2005Publication date: November 23, 2006Inventors: Gary LaVon, Kevin Smith, Michael Hayden
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Patent number: 7137971Abstract: An primary liquid retention layer suitable for use in an incontinence garment includes a plurality of pleats defined by fold lines in at least one region of the composite. The fold lines are oriented in a first direction. The primary liquid retention layer is stretchable in a second direction perpendicular to the fold lines, between a first position where the pleats are substantially folded and a second position where the pleats are substantially unfolded or extended due to liquid loading, while the primary liquid retention layer remains substantially in the plane of the garment so as to not distort the wetted appearance of the garment.Type: GrantFiled: March 19, 2002Date of Patent: November 21, 2006Assignee: Kimberly-Clark Worldwide, Inc.Inventor: Richard Warren Tanzer
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Publication number: 20060206080Abstract: A method of folding a disposable diaper for packaging includes folding the diaper along three fold lines, each fold line generally extending in a transverse direction, wherein the diaper is folded such that the diaper is disposed in a generally “M” shaped folded arrangement with a first transverse end edge of the diaper being disposed on the same side of the diaper as a second transverse end edge of the diaper. The diaper is vacuum-packaged while disposed in the folded arrangement.Type: ApplicationFiled: June 1, 2006Publication date: September 14, 2006Applicant: DIAPEROOS, LLCInventor: Nadia Corlett
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Patent number: 7094227Abstract: The present invention has a configuration such that a plurality of leg portion elastic members are arranged around the respective leg openings of a disposable diaper so that the respective leg portion elastic members are not connected or cross each other in a crotch portion, the minimum width of an absorbent article body at the crotch portion is within the range of from 250 to 350 mm, and the opposite side edges in the width direction of the absorbent article body in the crotch portion bend towards the external surface of the diaper, when worn. As a result, the ability for absorbing a large amount of body waste can be easily ensured, and the performance of preventing leakage from the crotch portion can be easily improved.Type: GrantFiled: July 23, 2003Date of Patent: August 22, 2006Assignee: Kao CorporationInventors: Kenji Ishiguro, Hidekazu Ito, Takao Koyama
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Publication number: 20060167433Abstract: Incontinence pad, characterised by the fact that length of the front transversal border (2) and back transversal border (3) allows to cover only the user's back and stomach, leaving the hips uncovered, when the incontinence pad (1) is worn; it being provided that the back of the back border (3) features a belt (C) of perspiring material, whose right and left ends (4, 5) are folded and compressed one against the other and unfolded with minimum traction, steadily adhering on the front of the incontinence pad (1), after surrounding the user's hips, on two corresponding insets of Velcro or other suitable materials (7a, 7b).Type: ApplicationFiled: May 13, 2004Publication date: July 27, 2006Inventor: Franco D'Alcini
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Publication number: 20060135935Abstract: The present invention relates to a system and method for unfolding and dispensing diapers. The system includes a dispenser and a folded diaper that is within the dispenser. The dispenser engages the diaper to unfold the diaper as the diaper is removed from the dispenser. The method includes grasping a folded diaper that is at least partially within a dispenser and removing the folded diaper from the dispenser such that the dispenser unfolds the diaper. The system and method may make it easier for care givers to perform multiple diaper changes per day.Type: ApplicationFiled: December 22, 2004Publication date: June 22, 2006Inventors: Jonathan Rice, Walter Reade, Daniel Ellingson, Rhonda Joch, Brenda Nelson, Denise Nelson, Jaime Vitense, Timothy Clare, Connie Warshall, John Vukos
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Publication number: 20060122574Abstract: A multi-panel dispenser napkin folded on a napkin folder and produced from a paper web and having a plurality of equally sized panels. The width-to-length ratio of the fold configuration is selected from the range of about 0.4 to about 0.7. The fold configuration has at least one transverse fold formed on the folder along the transverse dimension of the paper web and at least two longitudinal folds formed on the napkin folder along the longitudinal dimension of the paper web. None of the equally sized panels has an off-fold panel. The fold configuration is characterized by generally uniform thickness.Type: ApplicationFiled: December 3, 2004Publication date: June 8, 2006Applicant: Fort James CorporationInventor: Chester Gooding
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Patent number: 7022114Abstract: An absorbent article with a longitudinal direction and a transverse direction and including an absorption body enclosed in a cover, wherein the cover has a fluid-permeable surface and a fluid-impermeable surface and wherein the absorption body has at least one absorption layer, exhibiting a penetrating slit with a first cut edge and a second cut edge. The absorption layer is shaped by the material on both sides of the two cut edges being moved in a direction essentially at right angles to the slit and being locked in the moved position.Type: GrantFiled: July 3, 2002Date of Patent: April 4, 2006Assignee: SCA Hygiene Products ABInventors: Ingemar Fernfors, Gerd Fihn
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Publication number: 20060069376Abstract: The invention includes an absorbent article comprising a front section and a back section. The front and back sections are each configured to be positioned against the front and back, respectively, of a wearer of the absorbent article. At least one extension extends between the front and back sections, and the extension has ends coupled to the front and back sections. The front and back sections and the extension together define a continuous waist of the absorbent article. A fastener is applied to the article, and a portion of the waist folds together to adjust the size of the waist.Type: ApplicationFiled: September 30, 2004Publication date: March 30, 2006Inventors: Elizabeth Miller, Dane Jackson, Nicole Divittore
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Publication number: 20060069375Abstract: An absorbent core and method of manufacturing an absorbent core for use with various absorbent articles comprising a top sheet layer, a back sheet layer and an absorbent core located between at least portions of the top sheet layer and back sheet layer. The absorbent core incorporates a C-shaped fluid barrier material surrounding at least the back sheet facing surface and side surfaces of the absorbent core. One or more fluid acquisition layers may reside over the absorbent core between the core and the top sheet layer. One or more fluid management layers may also reside within the core.Type: ApplicationFiled: September 29, 2004Publication date: March 30, 2006Inventors: Andrew Waksmundzki, John Litvay, Frank Glaug
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Publication number: 20060058770Abstract: An individually rolled disposable absorbent article having a disposable absorbent article wherein the disposable absorbent article is rolled from one end portion to the opposed end portion to form the rolled disposable absorbent article and upon unrolling the rolled disposable absorbent article, the absorbent article maintains substantially no memory of its prior rolled configuration. Packaging containing such individually rolled disposable absorbent article and methods of making such individually rolled disposable absorbent articles are presented.Type: ApplicationFiled: September 16, 2004Publication date: March 16, 2006Inventors: Adalberto Bohlen, H. Michael Moscherosch, Joao Pereira, Jennifer Sturgeon
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Publication number: 20060058764Abstract: An individually rolled disposable absorbent article having a disposable absorbent article wherein the disposable absorbent article is rolled from one end portion to the opposed end portion to form the rolled disposable absorbent article and upon unrolling the rolled disposable absorbent article, the absorbent article maintains substantially no memory of its prior rolled configuration. Packaging containing such individually rolled disposable absorbent article and methods of making such individually rolled disposable absorbent articles are presented.Type: ApplicationFiled: March 31, 2005Publication date: March 16, 2006Inventors: Adalberto Bohlen, Kofi Bissah, Elaine Gannon, H. Moscherosch
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Publication number: 20060052761Abstract: A packaged diaper (10), including a diaper (12), having a first, a nominal size, and a second, reduced size, the reduced size of the diaper being convenient for carriage and storage of the diaper. The diaper is disposed in an encasement (14) in the second, reduced size. The encasement confines the diaper so that the diaper is retained in its reduced size by the encasement and so that the diaper is returned to its nominal size upon opening of the encasement.Type: ApplicationFiled: September 7, 2004Publication date: March 9, 2006Inventor: Alan Snell
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Patent number: 7001368Abstract: A disposable pull-on wearing article folded along a folding zone extending across a crotch region in a transverse direction so that the inner surface of the article comes in contact with itself. The folding zone is formed at a position displaced toward a front waist region so that a front peripheral edge portion of a waist-opening defined by the front waist region lies at a longitudinally lower position than that of a rear peripheral edge portion of the waist-opening defined by a rear waist region.Type: GrantFiled: October 26, 2001Date of Patent: February 21, 2006Assignee: Uni-Charm CorporationInventor: Toshifumi Otsubo
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Patent number: 6991622Abstract: Inventive disposable underpants are provided with an underpants member formed of a first sheet as an outermost layer and a second sheet located inside the first sheet; an absorbent member provided on the second sheet at the inner side of the underpants member; and a trunk fittable elastic member for fitting the trunk tightly held between the first and second sheets, wherein absorbent member fixing sheets each folded to form an upper and a lower portions are transversely arranged below the absorbent member, and the upper portions of the absorbent member fixing sheets are joined with a lower surface of the absorbent member, whereas the lower portions thereof are joined with an upper surface of the second sheet. Thus, even if the disposable underpants were formed using a thin absorbent member, the absorbent member could suppress a lateral leak of urine without being twisted while the disposable underpants were worn.Type: GrantFiled: February 8, 2001Date of Patent: January 31, 2006Assignee: Livedo CorporationInventors: Kenji Nakaoka, Masaru Fujioka, Satoshi Maeda, Kazuyo Mori
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Publication number: 20060004343Abstract: An absorbent garment, such as a diaper, folded in a manner that prevents leg elastics from remaining folded inward in a crotch region during product application. Each of two transversely opposed distal edges in a back waist region and each of two transversely opposed distal edges in a front waist region are folded onto a surface of the garment along respective longitudinal fold lines. The garment is also folded along at least one transverse fold line. A distance between the longitudinal fold lines in the back waist region may be greater than a distance between transversely opposed leg elastics in a crotch region of the garment. A distance between the longitudinal fold lines in the back waist region may be less than a combined distance between each of the transversely opposed distal edges of the back waist region and the respective longitudinal fold line.Type: ApplicationFiled: June 30, 2004Publication date: January 5, 2006Inventors: Paul Datta, Robert Vogt
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Publication number: 20050288648Abstract: A pull-on disposable diaper is composed of a front waist region, a rear waist region, a crotch region extending between these waist regions and a body fluid absorbing component formed on an inner side of these regions. The absorbing component is formed in the crotch region with a V-shaped first folding guide, a V-shaped second folding guide and a third folding guide extending in a transverse direction between the first and second folding guides. The absorbing component is folded along the third folding guide so that a core forming a part of the component may have its outer surface sections facing to each other and along the first and second folding guides so that the core may have its inner surface sections facing to each other.Type: ApplicationFiled: August 24, 2004Publication date: December 29, 2005Inventors: Toshifumi Otsubo, Shunsuke Takino
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Publication number: 20050256496Abstract: An absorbent incontinence article has a main body portion consisting of a front region, a back region and an interposed crotch region lying therebetween in a longitudinal direction when finally positioned between the legs of a wearer. The main body portion includes an absorbent core and material sections attached to at least one of the back and front regions which extend in the transverse direction beyond lateral lengthwise edges of the main body portion and connect the front region and the back region. The sections of material are folded over themselves along at least one lengthwise direction extending fold line. Partial sections of the material sections adjoining one another over an area in the folded configuration are releasably attached to one another at affixation points.Type: ApplicationFiled: April 21, 2005Publication date: November 17, 2005Applicant: Paul Hartmann AGInventors: Markus Benning, Rudiger Kesselmeier, Christian Koch, Wolfgang Rohrl
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Publication number: 20050256494Abstract: Methods of folding a disposable absorbent article are described. The methods described result in a disposable absorbent article that is relatively easy to use.Type: ApplicationFiled: April 29, 2004Publication date: November 17, 2005Inventor: Paul Datta
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Publication number: 20050256495Abstract: A composite web has a first fastening material in a first longitudinally extending zone on a first outer surface, a second fastening material in a second longitudinally extending zone on the first outer surface, and at least a portion of a third fastening material on a longitudinal centerline on a second outer surface. A disposable absorbent article has a dual fastening system comprising a pair of front ear portions and a pair of back ear portions formed from a composite web. The composite web has first, second, and third fastening materials. Each back ear portion has a fastening material configured to engage the outer cover and each front ear portion has a fastening material configured to engage the body facing surface of the liner.Type: ApplicationFiled: April 29, 2004Publication date: November 17, 2005Inventors: Daniel Schlinz, Barbara Gossen
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Publication number: 20050228357Abstract: Here is disclosed a disposable diaper having the feces retaining pocket formed by body fluid absorbent panel sections overlapping each other in a crotch covering region so that the feces retaining pocket can be largely opened. A second panel section is overlapped on a first panel section in a crotch covering region of the diaper to form the feces retaining pocket. The crotch covering region is provided along transversely opposite side edges thereof with elastically stretch—and contractable leak-barrier cuffs. Inner side edges of the respective leak-barrier cuffs are bonded to the second panel section in the vicinity of a rear end of the second panel section lying in the crotch covering region.Type: ApplicationFiled: April 8, 2005Publication date: October 13, 2005Applicant: UNI-CHARM CORPORATIONInventors: Yoshitaka Mishima, Kaiyo Nakajima
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Publication number: 20050222550Abstract: The diaper-containing package comprises a plurality of a diaper which are folded transversely inward at the opposite side portions and is folded longitudinally at the crotch region, and a bag for packaging the diapers therein. The bag forms top and bottom walls and front and back walls and opposite side walls each extending between the top and bottom walls. In the diaper, slip-resistant strips are attached to the front and back end edges and opposite side portions and these slip-resistant strips are in contact with and releasably engaged with each other. In the package, the plurality of diapers are arranged between the opposite side walls, while overlapping the waist regions each other and crotch regions each other; the front and back end edges of these diapers face to the top wall, and the crotch regions of these diapers face to the bottom wall.Type: ApplicationFiled: April 5, 2005Publication date: October 6, 2005Applicant: UNI-CHARM CORPORATIONInventors: Koichiro Mitsui, Hironao Minato, Tomoyo Kawaguchi
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Patent number: 6932801Abstract: The present invention relates to an absorbent article in the form of a sanitary napkin, a panty liner or an incontinence protector and comprising a front portion, a rear portion, a liquid-permeable top sheet (2), a liquid-impermeable backing sheet (3), and an absorbent body (1) enclosed between the top and backing sheets, wherein the rear portion of the article includes a longitudinally extending ridge-shaped elevation (9) that projects out from that side of the article that contains the top sheet. According to the invention a central string of material (8) extends in the rear portion of the article and the absorbent body (1) between the top sheet (2) and the backing sheet (3) in the rear portion of the article extends around the long sides of said string. The invention also relates to a method of manufacturing such an article.Type: GrantFiled: September 6, 2000Date of Patent: August 23, 2005Assignee: SCA Hygiene Products ABInventor: Ann Samuelsson
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Patent number: 6911022Abstract: An absorbent article, preferably a sanitary napkin, having a body-facing side, a garment-facing side, a length, a width, and two longitudinal side margins. The sanitary napkin has a liquid pervious topsheet, a liquid impervious backsheet joined to the topsheet, and an absorbent core positioned between the topsheet and the backsheet. A pair of flaps are provided, each flap extending from a longitudinal side margin and each of the flaps are folded over the topsheet in a topsheet facing relationship. The flaps are maintained in the topsheet facing relationship by an enclosed pouch having a wipe article disposed therein. In a preferred embodiment the wipe article is a wet wipe. In a further embodiment, the absorbent article is an individually packaged sanitary napkin having a releasable wrapper affixed to the backsheet adhesive, and provided in a tri-folded package.Type: GrantFiled: April 20, 2001Date of Patent: June 28, 2005Assignee: The Procter & Gamble CompanyInventors: Christine Gail Steger, Dennis Allen Darby
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Patent number: 6896668Abstract: A napkin package is difficult to form permanent folding, twisting or corrugation in a leakage preventing wall as folded and wrapped by a packaging sheet, to ensure raising of the leakage preventing wall from a surface of a sanitary napkin after opening the package for achieving satisfactory side leakage preventing effect. A sanitary napkin has longitudinally extending leakage preventing walls on both sides of a liquid absorbing portion. A reinforcement sheet is provided on a surface side of a folded sanitary napkin with covering a portion of the folding line, the reinforcement sheet is bent at a position corresponding to the folding line without forming crease, and portions of the leakage preventing walls located corresponding to the portion across which the folding line extends, are urged onto an outer surface of the bent portion of the reinforcement sheet by the elastic tension force.Type: GrantFiled: July 3, 2002Date of Patent: May 24, 2005Assignee: Uni-Charm CorporationInventors: Masahiro Kashiwagi, Tatsuya Tamura, Shinnpei Komatsu
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Patent number: 6878138Abstract: A disposable liquid-absorbent pad includes a liquid-pervious topsheet, a liquid-impervious backsheet and a liquid-absorbent core interposed between these two sheets. The pad is folded inwardly in the vicinity of transversely opposite side edges with the topsheet inside in a rear region, and folded outwardly in a transverse direction along folding lines extending in a longitudinal direction and joined together along the folding lines so that in the rear region of the pad defines an excretion receiving space extending up- and rearward to a rear end defining an apex and a pair of flanges extending outwardly from the respective folding lines to the side edges.Type: GrantFiled: May 17, 2002Date of Patent: April 12, 2005Assignee: Uni-Charm CorporationInventors: Tomoko Tsuji, Takako Uosawa
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Patent number: 6824537Abstract: An absorbent article is provided in the form of a sanitary napkin, a panty liner or an incontinence protector, having an elongated body that includes an expansion element for permitting the body to expand in a direction generally transversely to the elongated body. The elongated body is flat and has a liquid-permeable sheet that is intended to face toward the wearer's body, a liquid-impermeable sheet that is intended to face towards a wearer's garment, and an absorbent layer disposed between the liquid-permeable sheet and the liquid-impermeable sheet. The liquid-impermeable sheet may include a fastener for enabling the absorbent article to be releasably fastened to the garment. The expansion element may include a pleat which extends only partially along the elongated body.Type: GrantFiled: August 12, 2002Date of Patent: November 30, 2004Assignee: SCA Hygiene Products ABInventor: Ann Samuelsson
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Patent number: 6821270Abstract: A sanitary napkin adapted to be worn in a thong undergarment. The sanitary napkin includes a central absorbent pad having a liquid pervious cover layer, a liquid impervious barrier layer and an absorbent core between the cover layer and barrier layer. The sanitary napkin has a first distal end region, an opposite second distal end region and a central region intermediate the first distal end region and the second distal end region and a flap extending laterally outward from each longitudinal side edge of the sanitary napkin in the central region. The absorbent core has a maximum width in the first distal end region that does not exceed 40 mm and a ratio of a length of the first distal end region to the maximum width of the absorbent core in the first distal end region is less than 2.Type: GrantFiled: February 13, 2002Date of Patent: November 23, 2004Assignee: McNeil-PPC, Inc.Inventor: Leonard G. Rosenfeld
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Publication number: 20040073185Abstract: An absorbent article, comprising a main part, the main part including a liquid-permeable surface sheet, a liquid-impermeable anti leak sheet, and a liquid-holding absorbent provided between the surface sheet and the anti leak sheet. The main part is folded into a plurality of layers, and portions of the folded main part that are overlapping with one another along opposite side edges of the main part are bonded together.Type: ApplicationFiled: September 30, 2003Publication date: April 15, 2004Inventors: Yuzo Ichiura, Masaki Nakakado, Syuhei Kurata, Natsumi Murata
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Patent number: 6702798Abstract: A folded absorbent article including a front portion, back portion, and an intermediate crotch portion. The front portion joins the back portion by first and second side seams forming a waist opening and leg openings. Each of the front and back portions includes a demarcation line positioned between first and second zones. Each of the front and back portions includes a first section, a second section, and a third section. The first section is longitudinally folded over the second section providing a first side seam positioned laterally outboard of a longitudinal centerline of the absorbent article to form a first longitudinal fold line. The third section is folded over the first section providing the second side seam positioned laterally outboard of the longitudinal centerline to form a second longitudinal fold line. The first zone is transversely folded along the demarcation line over a portion of the crotch forming a folded absorbent article.Type: GrantFiled: August 16, 2001Date of Patent: March 9, 2004Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Paul William Christoffel, Joel Curtis Krueger, Mark John Jung, Willard Frances Hawley, Jr., Steven Charles Schapel, Mark David Spiegelberg, Jeffery Michael Tabor, Mark Joseph VanGroll, Mark James VanRossum
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Patent number: 6666851Abstract: A disposable garment that includes a crotch region. The crotch region has a pair of folding guides that extend transversely across a zone defined between peripheral edge portions of respective leg-openings and intersect each other in a transversely middle zone of the crotch region. The crotch region is tucked about the folding guides inwardly of the garment so that the crotch region may be divided by the folding guides into substantially triangular first and second zones defined between the peripheral edge portions of the respective leg-openings and the folding guides, respectively, a third zone extending from the folding guides into a front region, and a fourth zone extending from the folding guides into a rear region with the first and second zones being disposed between the third and fourth zones.Type: GrantFiled: July 9, 2001Date of Patent: December 23, 2003Assignee: Uni-Charm CorporationInventors: Toshifumi Otsubo, Yoshinori Kumasaka, Hiroyuki Soga
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Patent number: 6638260Abstract: A disposable diaper that includes a base sheet and an absorbent panel placed onto the base sheet and provided with pleats defined by folding the base sheet together with the panel in a transverse direction across a crotch regions front zone adjacent to a front waist region and a crotch region's rear zone adjacent to a rear waist region, respectively. Transversely opposite end regions of the respective pleats are joined to side flaps, respectively.Type: GrantFiled: December 19, 2001Date of Patent: October 28, 2003Assignee: Uni-Charm Corp.Inventor: Yoshitaka Mishima
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Patent number: 6626881Abstract: A disposable diaper includes a pair of rear wings formed in a rear waist region of the diaper, the rear wings are folded twice or more on the inner side of the diaper so that free side edge portions of the rear wings may extend outward circumferentially of the diaper's body.Type: GrantFiled: May 31, 2001Date of Patent: September 30, 2003Assignee: Uni-Charm CorporationInventors: Yoshikazu Shingu, Hirotomo Mukai
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Patent number: 6623467Abstract: A reusable diaper is made of two sheets of fabric. One sheet is an absorbant rectangular sheet. The second sheet is an inverted bell-shape and may be of resilient material. The absorbant sheet is stitched along one edge to the bell-shaped sheet along the length of the axis of symmetry of the bell-shaped sheet. The absorbant sheet is only stitched to the bell-shaped sheet adjacent one comer of the absorbant sheet so that, when unfolded, the absorbant sheet is at least twice the length of the axis of symmetry of the bell-shaped sheet. The absorbant sheet may thus be folded into a narrow rectangular absorbant pad lying along the axis of symmetry of the bell-shaped sheet. The opposite tapered ends of the bell-shaped sheet are wrapped around an infant's waist and are drawn to the front of the infant through a loop on the vertex of the bell-shape once the vertex has pulled lifted up between the infant's legs.Type: GrantFiled: October 12, 2000Date of Patent: September 23, 2003Inventor: Lotta Charles-Lundaahl