• Login
    • Join
  • Subscribe Free
    • Magazine
    • eNewsletter
    Checkout
    • Magazine
    • News
    • Exclusives
    • Applications
    • Technology
    • Market
    • Other
    • Top 40
    • Buyers Guide
    • Hygiene Directory
    • More
  • Magazine
  • News
  • Exclusives
  • Applications
  • Technology
  • Market
  • Other
  • Top 40
  • Buyers Guide
  • Hygiene Directory
  • Current / Back Issues
    Features
    Editorial
    Columns
    Digital Edition
    Southeast Asia Edition
    eNewsletter Archive
    Editorial Guidelines
    Subscribe Now
    Advertise Now
    eBook
    Top Features
    Nonwoven Battery Separators Gain Ground

    Medical Nonwovens Advance

    Fibers Report

    Household Wipes Market

    Sustainable Hygiene Products Gain Ground
    Company Cameo
    Financial News
    Machinery Equipment
    New Products
    Nonwovens News
    Patent Review
    People in the News
    Supplier News
    Top News
    Live From Shows
    Top News
    What You’re Reading on Nonwovens-Industry.com

    Weekly Recap: Report: P&G Making Bum Bum Diapers in China, Four Paws Introduces Cat Pads & More

    Egal Pads Receives Vision Award

    Kimberly-Clark Names Chief Human Resources Officer

    Four Paws Introduces Wee-Wee Cat Pads
    Nonwovens Insights
    Online Exclusives
    Adult Incontinence
    Absorbent Core
    Antimicrobials
    Apparel
    Automotive and Transportation
    Face Masks
    Chemicals / Adhesives
    Construction
    Contract Services
    Diaper, Baby
    Electronics
    Feminine Hygiene
    Fibers
    Filtration
    Flame Retardance
    Geotextile / Agrotextile
    Home Products
    Hygiene Film/Components
    Industrial / Institutional
    Inspection / Quality Control
    Machinery and Equipment
    Medical
    Wipes

    Egal Pads Receives Vision Award

    Four Paws Introduces Wee-Wee Cat Pads

    T.N. Dickinson's Witch Hazel Launches Medicated Cooling Pads

    Rascals Earns Good Housekeeping 2025 Parenting Award

    Mistra-Autex to Add Needlepunch Line in Estonia
    Air Through Bonding
    Airlaid
    Carded/Carding
    Chemical Bonded
    Composite
    Meltblown
    Needlepunch
    Nanotechnology
    Spunbond
    Spunbond/Spunmelt
    Spunlace
    Thermal Bonded
    Wetlaid

    Mistra-Autex to Add Needlepunch Line in Estonia

    SNC Kherib to Add Spunlace Line in Africa

    Spunweb India Makes Investment

    Sandler Acquires Stake in Wetlaid Producer

    Alma Installs Needling Line
    China
    Eastern Europe/Russia
    India
    Middle East/North Africa
    North America
    Pacific Rim
    South/Central America
    Turkey
    Western Europe

    Mistra-Autex to Add Needlepunch Line in Estonia

    Vivos Holdings, Nice-Pak Complete Merger

    Cinte Techtextil China Announces Program

    Techtextil India Launches ReCycle Zone

    Premier Care Industries Expands Manufacturing Operations
    Associations
    Contracts / Awards
    Education
    Facilities / Capacity
    Green / Sustainability
    Legal / Regulatory
    Market Data
    Flushability
    Mergers and Acquisitions
    Product Improvement / Innovation
    R&D/Basic Research
    Shows / Events

    Egal Pads Receives Vision Award

    Rascals Earns Good Housekeeping 2025 Parenting Award

    Mistra-Autex to Add Needlepunch Line in Estonia

    International Paper to Sell its Global Cellulose Fibers Business

    Vivos Holdings, Nice-Pak Complete Merger
    Chart
    Companies
    All Companies
    Categories
    Company Profiles
    Add New Company
    International Buyers Guide Companies
    Alliance Machine and Engraving

    ELSNER

    Valco Melton

    Herrmann Ultrasonics, Inc.

    Dukane Center of Excellence for Personal Care, Nonwovens and Packaging
    Brands
    Brand Owners
    • Magazine
      • Current / Back Issues
      • Features
      • Editorial
      • Columns
      • Digital Edition
      • Southeast Asia Edition
      • eNewsletter Archive
      • Editorial Guidelines
      • Subscribe Now
      • Advertise Now
    • Breaking News
    • Buyers Guide
      • All Companies
      • Categories
      • Company Profiles
      • Add Your Company
    • Applications
      • Absorbent Core
      • Adult Incontinence
      • Antimicrobials
      • Apparel
      • Automotive and Transportation
      • Chemicals / Adhesives
      • Construction
      • Contract Services
      • Diaper, Baby
      • Electronics
      • Feminine Hygiene
      • Fibers
      • Filtration
      • Flame Retardance
      • Geotextile / Agrotextile
      • Home Products
      • Hygiene Film/Components
      • Industrial / Institutional
      • Inspection / Quality Control
      • Machinery and Equipment
      • Medical
      • Wipes
      • Face Masks
    • Technology
      • Air Through Bonding
      • Airlaid
      • Carded/Carding
      • Chemical Bonded
      • Composite
      • Meltblown
      • Needlepunch
      • Nanotechnology
      • Spunbond
      • Spunlace
      • Thermal Bonded
      • Wetlaid
      • Spunbond/Spunmelt
    • Market
      • China
      • Eastern Europe/Russia
      • India
      • Middle East/North Africa
      • North America
      • Pacific Rim
      • South/Central America
      • Turkey
      • Western Europe
    • Other
      • Associations
      • Contracts / Awards
      • Education
      • Facilities / Capacity
      • Green / Sustainability
      • Legal / Regulatory
      • Market Data
      • Mergers and Acquisitions
      • Product Improvement / Innovation
      • R&D/Basic Research
      • Shows / Events
      • Flushability
    • Top 40 Companies
      • Chart
      • Companies
    • Online Exclusives
    • Slideshows
    • Hygiene Directory
      • Brands
      • Brand Owners
    • Experts Opinions
    • Videos
    • Podcasts
    • Infographics
    • eBook
    • Whitepapers
    • Events
      • Industry Events
      • Live From Show Events
      • Webinars
      • Live From Asian Connections
    • Jobs
    • Resources
      • Suppliers Gallery
      • Literature Showcase
      • Web Showcase
      • Home Page Showcase
    • About Us
      • About Us
      • Contact Us
      • Advertise With Us
      • Privacy Policy
      • Terms of Use
    Patents

    Disposable Diaper with Buttocks Part Stretching Unit:

    U.S. Patent No. 10,188,559

    03.15.19
    Satoru Sakaguchi, Kanonji, Japan.
    Assigned to Unicharm Corporation, Ehime, Japan.

    Filed: 11/27/13
    Issued: 1/29/19

    A disposable diaper, comprising: a front waistline region; a back waistline region; and a crotch region positioned between the front waistline region and the back waistline region; a product longitudinal direction oriented from the front waistline region to the back waistline region; a product widthwise direction orthogonal to the product longitudinal direction: an absorber running across the crotch region and extending to at least one of the front waistline region and the back waistline region; a pair of side flaps extending across the front waistline region, the crotch region, and the back waistline region, said pair of side flaps being disposed on opposite sides of the absorber in the product widthwise direction; and a pair of fastening tapes each extending, in the product widthwise direction, in the back waistline region outward of the pair of side flaps, respectively, said pair of fastening tapes being releasably attachable to the front waistline region; wherein each side flap of the pair of side flaps has: a lateral edge including an leg opening unit concave toward a center of the absorber in the product widthwise direction, said leg opening unit having a center in the product longitudinal direction; a leg stretching unit disposed inward of the leg opening unit in the product widthwise direction and stretchable in the product longitudinal direction; and a buttocks part stretching unit running across the crotch region and the back waistline region, and stretchable in the product longitudinal direction; the leg opening unit in said each side flap has: a backside leg opening unit positioned backward of the center of the leg opening unit in the product longitudinal direction; and a foreside leg opening unit positioned forward of the center of the leg opening unit in the product longitudinal direction, wherein an area between the backside leg opening unit and a straight line, which passes through the center of the absorber in the product widthwise direction and which is parallel to the product longitudinal direction, is larger than an area between the foreside leg opening unit and the straight line, and in said each side flap, said buttocks part stretching unit is disposed outward of the leg stretching unit in the product widthwise direction, a front end of the buttocks part stretching unit is positioned backward of the center of the leg opening unit in the product longitudinal direction and reaches the lateral edge of the side flap, and a plurality of convex units convex away from the absorber in the product widthwise direction is formed only in the backside leg opening unit and outward of the front end of the buttocks part stretching unit in the product widthwise direction.
    Related Searches
    • opening
    • diaper
    • japan
    • tapes
    Suggested For You
    Disposable Diaper and a Method of Manufacturing a Disposable Diaper: Disposable Diaper and a Method of Manufacturing a Disposable Diaper:
    Shaped Non-Woven Fabric for Absorbent Article, Absorbent Article Including Said Shaped Non-Woven Fab Shaped Non-Woven Fabric for Absorbent Article, Absorbent Article Including Said Shaped Non-Woven Fab
    Absorbent Article and Method of Manufacturing Absorbent Article: Absorbent Article and Method of Manufacturing Absorbent Article:
    Underpants-Type Disposable Diaper: Underpants-Type Disposable Diaper:
    Disposable Diaper: Disposable Diaper:
    Absorbent Article: Absorbent Article:
    Diaper Recycling Diaper Recycling
    Disposable Diaper for Pets: Disposable Diaper for Pets:
    Disposable Diaper: Disposable Diaper:
    Unicharm Steps Up Recycling Efforts in Japan Unicharm Steps Up Recycling Efforts in Japan
    Diaper Structure with Enhanced Tactile Softness Attributes and Providing Relatively Low Humidity: Diaper Structure with Enhanced Tactile Softness Attributes and Providing Relatively Low Humidity:
    Wearing Article: Wearing Article:
    Wearing Article: Wearing Article:
    Unicharm Acquires Thai Diaper Maker Unicharm Acquires Thai Diaper Maker

    Related Patents

    • Disposable Diaper and a Method of Manufacturing a Disposable Diaper:

      U.S. Patent No. 10,188,562
      03.15.19

    • Shaped Non-Woven Fabric for Absorbent Article, Absorbent Article Including Said Shaped Non-Woven Fab

      U.S. Patent No. 10,166,154
      02.08.19

    • Absorbent Article and Method of Manufacturing Absorbent Article:

      U.S. Patent No. 10,092,458
      01.04.19


    • Underpants-Type Disposable Diaper:

      U.S. Patent No. 10,092,457
      01.04.19

    • Disposable Diaper:

      U.S. Patent No. 10,092,456
      01.04.19

    Loading, Please Wait..
    Breaking News
    • What You’re Reading on Nonwovens-Industry.com
    • Weekly Recap: Report: P&G Making Bum Bum Diapers in China, Four Paws Introduces Cat Pads & More
    • Egal Pads Receives Vision Award
    • Kimberly-Clark Names Chief Human Resources Officer
    • Four Paws Introduces Wee-Wee Cat Pads
    View Breaking News >
    CURRENT ISSUE

    August 2025

    • 2025 Machinery & Equipment Review
    • Nonwoven Battery Separators Gain Ground
    • Processing Biomaterials for Healthcare: The Opportunities From No
    • Medical Nonwovens Advance
    • View More >