02.07.13
U.S. Patent No.: 8,221,376 B2
Inventor(s): Toshifumi Otsubo, Kagawa-ken, Japan; Hiroki Yamamoto, Kagawa-ken, Japan; and Tomoko Sugito, Kagawa-ken, Japan. Assigned to Uni-Charm Corporation, Ehime, Japan.
Filed: 12/22/08
Issued: 7/17/12
Description
A disposable absorbent article, comprising: an absorbent chassis having a first waist region, a second waist region, and a crotch region extending in a longitudinal direction of said chassis between said waist regions; first elastic elements provided in at least said first waist region and stretchable and contractible in a transverse direction of said chassis; second elastic elements provided along transversely opposite sides of said crotch region; and fasteners provided along transversely opposite side edge portions of said first waist region and releasably engageable with corresponding areas of said second waist region to releasably connect said first and second waist regions; wherein said first waist region comprises: an elasticized intermediate zone which is elasticized by the first elastic elements, and inelasticized transversely opposite side edge zones which are continuous to transversely opposite sides of said intermediate zone, respectively, said fasteners are attached to said first waist region, said inelasticized side edge zones are free of absorbent material; wherein each of the first elastic elements comprisesan intermediate segment in the elasticized intermediate zone, and at least one side segment in each of the inelasticized transversely opposite side edge zones, the at least one side segment being severed from the intermediate segment, whereby elasticity of the intermediate zone does not affect the inelasticized transversely opposite side edge zones.
Inventor(s): Toshifumi Otsubo, Kagawa-ken, Japan; Hiroki Yamamoto, Kagawa-ken, Japan; and Tomoko Sugito, Kagawa-ken, Japan. Assigned to Uni-Charm Corporation, Ehime, Japan.
Filed: 12/22/08
Issued: 7/17/12
Description
A disposable absorbent article, comprising: an absorbent chassis having a first waist region, a second waist region, and a crotch region extending in a longitudinal direction of said chassis between said waist regions; first elastic elements provided in at least said first waist region and stretchable and contractible in a transverse direction of said chassis; second elastic elements provided along transversely opposite sides of said crotch region; and fasteners provided along transversely opposite side edge portions of said first waist region and releasably engageable with corresponding areas of said second waist region to releasably connect said first and second waist regions; wherein said first waist region comprises: an elasticized intermediate zone which is elasticized by the first elastic elements, and inelasticized transversely opposite side edge zones which are continuous to transversely opposite sides of said intermediate zone, respectively, said fasteners are attached to said first waist region, said inelasticized side edge zones are free of absorbent material; wherein each of the first elastic elements comprisesan intermediate segment in the elasticized intermediate zone, and at least one side segment in each of the inelasticized transversely opposite side edge zones, the at least one side segment being severed from the intermediate segment, whereby elasticity of the intermediate zone does not affect the inelasticized transversely opposite side edge zones.