Patents Assigned to Uni-Charm Corporation
  • Patent number: 8943658
    Abstract: An apparatus for manufacturing a tampon includes a pushing-member inserting mechanism that inserts a pushing member into an accommodating cylinder through a leading-end opening; and a tampon main body inserting mechanism that inserts a tampon main body into the accommodating cylinder from side including a cord through the leading-end opening; a drive section connecting the guide tube and the accommodating cylinder by moving one of the guide tube and the accommodating cylinder towards other one and thus contacting the guide tube and the leading-end part of the accommodating cylinder; a pressing part pressing the tampon main body inserted into the guide tube so as to insert the tampon main body into the accommodating cylinder connected to the guide tube; and an air suction device sucking air from rear-end side of the accommodating cylinder in a case where the tampon main body is inserted into the accommodating cylinder.
    Type: Grant
    Filed: September 17, 2009
    Date of Patent: February 3, 2015
    Assignee: Uni-Charm Corporation
    Inventors: Shinobu Seki, Hideki Onishi, Masashi Hosokawa
  • Patent number: 8943642
    Abstract: A cleaning sheet and a cleaning tool which have improved usability. The cleaning sheet is attachable to a cleaning-sheet mounting member. The cleaning sheet has a center section made up of a cleaning surface and at least one end section disposed at one or more sides with respect to the center section in a predetermined direction. The end section has a first portion having a first elongation percentage and a second portion having a second elongation percentage which is higher than that of the first portion. The second portion is disposed in said direction between the first portion and the center section and is constructed so as to be supported by the cleaning-sheet mounting member at the boundary between the first and second portions. The cleaning tool is provided with the cleaning sheet.
    Type: Grant
    Filed: September 27, 2010
    Date of Patent: February 3, 2015
    Assignee: Uni-Charm Corporation
    Inventors: Satoshi Hasegawa, Tomokazu Suda
  • Patent number: 8938842
    Abstract: A cleaning sheet that is attachable to a cleaning sheet-attaching component and is characterized in having a central part configuring a cleaning surface and at least one end provided on at least one side of the central part in a prescribed direction. The at least one end has a first part with a first elongation percentage and a second part with a higher elongation percentage than the first part. The second part is provided between the first part and the central part in the prescribed direction, and the sheet is configured so as to be detachably held on the cleaning sheet-attaching component at the boundary between the first part and the second part. Also configured is a cleaning implement provided with said cleaning sheet.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: January 27, 2015
    Assignee: Uni-Charm Corporation
    Inventors: Satoshi Hasegawa, Tomokazu Suda
  • Patent number: 8932274
    Abstract: An underpants-type absorbent article having an outer body provided with a mutually separate front piece, back piece and connecting sheet, and wherein the front piece and the back piece are mutually joined at side areas and are mutually connected by the connecting sheet extending in an front-to-rear direction at the crotch area, and an inner body containing an absorptive body and which is overlapped and anchored to the connecting sheet on the inside of the outer body. At least a portion of both edges in the transverse direction of the connecting sheet are positioned farther to the inside in the transverse direction than both edges in the transverse direction of the inner body in a spacing area between the front piece and the back piece.
    Type: Grant
    Filed: January 11, 2011
    Date of Patent: January 13, 2015
    Assignee: Uni-Charm Corporation
    Inventors: Hirotomo Mukai, Hidefumi Gouda, Takaya Arayama
  • Patent number: 8927803
    Abstract: To provide an absorbent article capable of sufficiently fulfilling a function of preventing lateral leakage even when a force is applied in the width direction (transverse direction) during wearing. An absorbent article comprising a liquid-pervious surface sheet, a liquid-impervious leakage-preventive sheet, and a liquid-retentive absorption body disposed between the surface sheet and the leakage-preventive sheet, wherein the absorption body comprises at least two layers, at least one of the layers is a first absorption body layer composed of a hydrophilic sheet and a super-absorbent polymer, and in the longitudinal middle area of the absorbent article, the width of the first absorption body layer is larger than the width of other absorption body layer(s). In the first absorption body layer, a plurality of hydrophilic sheets are stacked, the super-absorbent polymer is disposed between hydrophilic sheets, and the hydrophilic sheets are joined in a region where the super-absorbent polymer is not spread.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: January 6, 2015
    Assignee: Uni-Charm Corporation
    Inventors: Akane Sakai, Yusuke Kawakami, Ayako Akahira
  • Patent number: 8915900
    Abstract: A disposable diaper having front and rear waist regions that comprise an upper elasticized region extending in a vicinity of a waist-opening periphery, lower elasticized regions, intermediate elasticized region extending between the upper elasticized region and the lower elasticized regions and outside longitudinally opposite ends of a liquid-absorbent structure. At least in the front waist region of the front and rear waist regions, there is a non-elasticized region opposed to a central zone of a liquid-absorbent core wherein a tensile stress of the intermediate elasticized region is lower than a tensile stress of the upper elasticized region.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: December 23, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Takaaki Shimada, Akiko Yagi, Hideaki Maki
  • Patent number: 8899176
    Abstract: An adhesive agent applying apparatus has an ejecting section that ejects a thermoplastic adhesive agent and applies the thermoplastic adhesive agent onto one surface of a continuous sheet, traveling in a predetermined travel path and relevant to an absorbent article, by ejecting the thermoplastic adhesive agent from the ejecting section. The apparatus includes a contacting-detaching mechanism that causes relative movement between the continuous sheet and the ejecting section along a contacting-detaching direction, an ejecting mechanism that performs an ejecting operation of the thermoplastic adhesive agent from the ejecting section, and a controller that controls the contacting-detaching mechanism and the ejecting mechanism.
    Type: Grant
    Filed: September 14, 2011
    Date of Patent: December 2, 2014
    Assignee: Uni-Charm Corporation
    Inventor: Haruhiko Sakaue
  • Patent number: 8895799
    Abstract: Provided are an absorbent and an absorptive article containing the absorbent which has excellent water absorbability and leakage prevention ability, and has an intent to achieve reductions in the weight and thickness of an absorptive article. The absorbent comprises a polysaccharide that causes a gelation reaction in the presence of a polyvalent metal ion and a source of the polyvalent ion, in which the polyvalent ion is supplied simultaneously with or after dissolution and swelling of the polysaccharide. The absorptive article containing the absorbent can achieve excellent water absorbability and leakage prevention ability and thus reductions in the weight and thickness as the absorptive article.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: November 25, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Hisashi Takai, Takayoshi Konishi, Masashi Nakashita
  • Patent number: 8894798
    Abstract: In a case where components such as side flaps and crotch portions are arranged on multiple webs which are being conveyed while being arranged side by side in the width direction of the webs, articles in various sizes can be handled easily by a web conveying step of conveying a front waistline web 11A and a back waistline web 11B the webs being arranged side by side in a width direction of the webs, a flap attaching step of attaching side flaps 30 onto the web 11 of the front waistline web 11A or the back waistline web, a web gap changing step of changing a gap between the front waistline web 11A and the back waistline web 11B by a web gap changing mechanism 500 and a crotch member attaching step of attaching a crotch member 20 between the front waistline web 11A and the back waistline web 11B, wherein the web gap changing step is performed between the flap attaching step and the crotch member attaching step.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: November 25, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Satoru Sakaguchi, Yoshikazu Ogasawara, Tomomi Oku, Noriaki Ito
  • Patent number: 8882731
    Abstract: A defecation detection apparatus including: a feces/urine receiving member that is placed to face the body of a wearer and that receives discharged feces and urine; a urine suction device that is detachably attached to the feces/urine receiving member and that can sucks urine discharged in the feces/urine receiving member; a temperature sensor that is placed at a defecation position where discharged feces are received in the feces/urine receiving member; and a control section that detects the presence of discharged feces based on a signal remaining after removing a signal that is output from the temperature sensor within a predetermined time after an operation of the urine suction device from a signal that is output from the temperature sensor.
    Type: Grant
    Filed: October 15, 2010
    Date of Patent: November 11, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Miou Suzuki, Yoshihisa Fujioka
  • Patent number: 8876421
    Abstract: With respect to a cleaning tool having a sheetlike cleaning member for mopping a surface to be cleaned, it is intended to provide a technology effective for enhancing of cleaning effect. There is provided cleaning tool (10) comprising cleaning sheet (100) for mopping a surface to be cleaned and injection nozzle (252) for jetting a cleaning liquid toward the surface to be cleaned at its region under the cleaning sheet (100).
    Type: Grant
    Filed: December 7, 2006
    Date of Patent: November 4, 2014
    Assignee: Uni-Charm Corporation
    Inventor: Tomokazu Suda
  • Patent number: 8863803
    Abstract: An apparatus for manufacturing an absorbent article includes: first and second reference-signal outputting sections for outputting first and second reference signals indicating a conveyance amount of a workpiece, a processing device for processing the workpiece based on a drive signal, an adhesive discharging device for discharging adhesive toward the workpiece based on a discharge signal, and a controller. While manufacturing the absorbent article, the controller generates both the drive signal and the discharge signal based on the first reference signal. While inspecting a discharge amount of the adhesive, the controller generates the discharge signal based on the second reference signal, without outputting the drive signal.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: October 21, 2014
    Assignee: Uni-Charm Corporation
    Inventor: Takumi Nakano
  • Patent number: 8857006
    Abstract: A cleaning tool has a cleaning element which includes a pair of right and left elongate split cleaning parts, each having an insert hole for receiving a holding element. A space is provided between the split cleaning parts for receiving an object to be cleaned. A third bonded part defines an outer side of the insert hole. The third bonded part includes a bonding line which extends straight in the longitudinal direction of the cleaning element in a front end region of the cleaning element, a bonding line which is formed rearward of the bonding line in the cleaning element and extends straight in the longitudinal direction of the cleaning element, and a bonding line which is formed rearward of the bonding line in the cleaning element and extends straight in the longitudinal direction of the cleaning element.
    Type: Grant
    Filed: March 31, 2010
    Date of Patent: October 14, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Yoshinori Tanaka, Masumi Fukuzawa
  • Patent number: 8857002
    Abstract: Cleaning sheets and cleaning tools that provide a wide cleaning area in a wetted state. A representative cleaning sheet includes a hydrophilic inner layer sheet and hydrophobic outer layer sheets. The inner layer sheet is disposed between the outer layer sheets and impregnated with cleaning solution. Fusion bonded layers are formed on inner sides (sides facing the inner layer sheet) of the outer layer sheets.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: October 14, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Tomokazu Suda, Satoshi Hasegawa
  • Patent number: 8851268
    Abstract: An apparatus for manufacturing an absorbent article includes a processing device that, processes semi-finished products, and an inspecting device that inspects whether an actual processing position by the processing device is within an allowable range of the process target position on the semi-finished product. The inspecting device includes, a sensor section located in the transport direction and outputting a detection signal while the actual processing position of the semi-finished product is being detected, a reference signal outputting section outputting a reference signal having a waveform in which one wavelength is equivalent to a unit transport amount corresponding to a single semi-finished product, the reference signal having a first waveform portion at a phase corresponding to the allowable range in the wavelength, and a determining section determining whether the actual processing position is within the allowable range by comparing the detection signal with the reference signal.
    Type: Grant
    Filed: February 23, 2010
    Date of Patent: October 7, 2014
    Assignee: Uni-Charm Corporation
    Inventor: Noritomo Kameda
  • Publication number: 20140290589
    Abstract: An absorbent article for pets includes a top sheet, a back surface layer, an absorbent core, a first end portion, a second end portion, and a pair of side portions. Such absorbent articles for pets are stacked and packaged while each absorbent article is folded and the portion of the back surface layer which is near the first end portion forms a first outer surface. The absorbent article for pets also includes: a hook member provided on the portion of the back surface layer which is near the first end portion; an engaging section provided on the portion of the top sheet which is near the second end portion and engageable with the hook member; and a weak engagement section provided at a position at which the weak engagement section is in contact with the hook member of an adjacent absorbent article of the stacked absorbent articles for pets.
    Type: Application
    Filed: April 26, 2012
    Publication date: October 2, 2014
    Applicant: UNI-CHARM CORPORATION
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Patent number: 8840600
    Abstract: A chassis of a diaper includes a first outer sheet defining a front waist region and a part of a crotch region, a second outer sheet defining a rear waist region and a part of the crotch region and a middle sheet connecting these sheets and defining a part of the crotch region. To the skin-facing side of the chassis, a liquid-absorbent structure is attached. The liquid-absorbent structure is provided with first and second elastic sheets overlapping front and rear ends of the liquid-absorbent structure, respectively. The first elastic sheet is attached under tension in a transverse direction and in contractible manner between a bottom surface of the liquid-absorbent structure and the first outer sheet and the second elastic sheet is located on a skin-facing surface of the liquid-absorbent structure and attached thereto under tension in the transverse direction and in contractible manner.
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: September 23, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Mariko Takeuchi, Toshifumi Otsubo, Tatsuya Hashimoto
  • Patent number: 8834438
    Abstract: The covering member includes an inner side surface being in contact with the absorber and an outer side surface to come into contact with a vaginal wall when in use. The covering member contains a hydrophobic fiber with a low affinity to water and a hydrophilic fiber with a high affinity to water. In the outer side surface, an abundance ratio of the hydrophobic fiber is higher than an abundance ratio of the hydrophilic fiber.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: September 16, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Akie Kinoshita, Masato Isono, Koichi Yamaki, Hitoshi Watanabe
  • Patent number: 8834440
    Abstract: The present invention aims to provide a pants type disposable diaper free from noticeable gathers formed on the innermost side of the crotch region. In the crotch region of the pants type disposable diaper, the bodily fluid-absorbent core is sandwiched between the liquid-permeable inner sheet and the liquid-impermeable outer sheet. Further inside the inner sheet, the innermost sheet is provided and this innermost sheet prevents the inner sheet from coming in contact with the wearer's skin. The innermost sheet is joined, in the regions extending in the vicinity of the ends thereof opposite in the front-back direction A, to at least one of the inner sheet and the outer sheet. The innermost sheet includes, in its region defined on the transverse center line P of the diaper, the tuck extending downward toward the inner sheet.
    Type: Grant
    Filed: December 16, 2008
    Date of Patent: September 16, 2014
    Assignee: Uni-Charm Corporation
    Inventor: Toshifumi Otsubo
  • Patent number: 8802917
    Abstract: An absorbent article comprises a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorber mounted between the top sheet and the back sheet. A heat absorbing material is provided inside the absorber, and depressions and projections are formed on that front side of the top sheet which faces the human body.
    Type: Grant
    Filed: May 25, 2009
    Date of Patent: August 12, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Yuki Noda, Kenichiro Kuroda, Shinpei Komatsu