Patent ID: 8372053

Claim:
A pants-type disposable wearing article, comprising: a liquid-impervious base sheet defining front and rear waist regions opposed to each other and a crotch region extending in a longitudinal direction of said article between said front and rear waist regions; a liquid-absorbent panel extending over said crotch region and further into said front and rear waist regions; said base sheet having, in said front and rear waist regions, a waist-surrounding end zone extending in a transverse direction of said article, a pair of waist lateral zones extending in the longitudinal direction and, in said crotch region, a pair of crotch lateral zones extending in leg-surrounding directions, respectively; said base sheet being provided with a waist-surrounding first elastic member extending in the transverse direction along said waist-surrounding end zone and being contractible in said transverse direction, a plurality of waist-surrounding second elastic members lying below said first elastic members and being contractible in said transverse direction, and a plurality of leg-surrounding elastic members extending along said crotch lateral zones in the leg-surrounding directions, respectively, and being contractible in said leg-surrounding directions, respectively; said second elastic members being located in said crotch region and at least one of said front and rear waist regions and spaced apart one from another by a predetermined interval in said longitudinal direction; and said waist lateral zones being connected together to form a waist-hole and a pair of leg-holes; wherein each of said second elastic members has fixed end portions secured to said waist lateral zones and said crotch lateral zones in vicinities of respective side edges of said lateral zones, and a free middle portion connecting and extending between said fixed end portions across said panel in said transverse direction and being directly secured neither to said base sheet nor to said panel; and said free middle portions of said second elastic members and said leg-surrounding elastic members cross, without intersecting, one another in at least said crotch lateral zones and are not secured together at their crossing points; said base sheet comprises a first sheet and a second sheet, said first sheet being sandwiched between said panel and said second sheet; and said first and second elastic members as well as said leg-surrounding elastic members are interposed between said first sheet and said second sheet.