November 6, 2013

US Patent No.: 8,298,204 B2
Inventor(s): Toshifumi Otsubo, Kanonji, Japan.
Company: Uni-Charm Corporation, Ehime, Japan.
Filed: 6/2/10
Issued: 10/30/12

A disposable pull-on type diaper comprising: a crotch region; a front waist region extending in a longitudinal direction of the diaper forward from said crotch region; and a rear waist region extending in the longitudinal direction rearward from said crotch region; wherein said front waist region and said rear waist region are joined together along respective lateral edges thereof so as to define an absorbent chassis; a separator on an inner surface of the chassis to protect a wearer’s skin from contacting with feces discharged by the wearer; said separator comprising a piece of sheet extending in the longitudinal direction from said crotch region toward said front waist region as well as toward said rear waist region, extending across a longitudinal center line bisecting a width of said crotch region, and being fixed to said inner surface of said absorbent chassis on both sides of said longitudinal center line; wherein said sheet has a front end extending in a transverse direction of the diaper, either across said crotch region in a front zone thereof or across said front waist region; and a rear end extending in the transverse direction, either across said crotch region in a rear zone thereof or across said rear waist region and wherein both said front end and said rear end respectively have middle zones in said transverse direction which are free from direct attachment to said inner surface of said absorbent chassis, the front end and the rear end of said separator are indirectly joined at the respective middle zones to each other by a joining member. 
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