Patent #: 8,257,331 B2
Inventor(s): Masaru Fujioka, Mima-gun, Japan; and Yuki Takahashi, Mima-gun, Japan
Company: Livedo Corporation, Ehime, Japan.
A pants-type absorbent product which has a waist opening at an upper end and a pair of leg openings on a lower part, said absorbent product comprising: an outer covering sheet having a front part to be positioned on a stomach side of a wearer, a back part to be positioned on a back side of a wearer, and a middle part between said front part and said back part, said outer covering sheet being folded in said middle part such that said middle part is lower than said front part and said back part, right and left ends of said front part being bonded to right and left ends of said back part, respectively, to form a waist opening at upper ends of said front part and said back part and a pair of leg openings on right and left sides of said middle part; and an absorbent which is attached on an inner side of said outer covering sheet to absorb excrement from said wearer, wherein said outer covering sheet comprises: (i) a first sheet; (ii) a second sheet which is laminated on said first sheet to be bonded with said first sheet; (iii) a middle elastic member interposed between said first sheet and said second sheet in said middle part, said middle elastic member extending straight from one leg opening to the other leg opening, and contracting said first sheet and said second sheet to form middle gathers; and (iv) leg elastic members which are located along edges of said pair of leg openings, respectively, said leg elastic members contracting to form a pair of leg opening gathers, wherein both ends of said middle elastic member are spaced apart from said pair of leg openings, wherein a pair of non-contracted parts are provided between said both ends of said middle elastic member and said pair of leg openings, and wherein each of said leg elastic members extends around substantially an entire circumference of a respective one of said leg openings, except for said non-contracted parts.
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