Patent ID: 8568383

Claim:
A disposable pants-type wearing article having a front-to-rear direction, a transverse direction and a longitudinal direction being orthogonal one to another, said wearing article comprising: a crotch region, a front waist region extending forward from the crotch region; a rear waist region extending rearward from the crotch region, said front and rear waist regions cooperating together to define a waist-opening while said front and rear waist regions cooperate with said crotch region to define a pair of leg-openings; and an elastic member configured to cause respective peripheral edges of said leg-openings elastically stretchable and contractible in circumferential directions of the respective leg-openings, wherein said elastic member comprises a belt having a width in a range of 5 to 60 mm, said belt includes leg-contacting segments each extending from a bottom of one of said leg-openings to a top of said leg-opening for surrounding a half of each of a wearer's legs in use, and a middle segment extending on said bottom across said crotch region to connect respective said leg-contacting segments, and the leg-contacting segments include end segments lying on respective said tops of said leg-openings and fixed to a sheet material constituting said wearing article, said middle segment being fixed to said sheet material constituting said wearing article in said crotch region, and intermediate segments defined between said end segments and said middle segments, and being free to be stretched and contracted, wherein said belt is in at least one of states selected from the group consisting of: each said intermediate segment is neither joined nor bonded to said sheet material; said belt is bonded to said sheet material constituting said wearing article by hot melt adhesive and an application amount of said hot melt adhesive per unit area of said belt is higher in said end segments and said middle segment than in said intermediate segments; and said front waist region and said rear waist region have joint zones where the waist regions are put flat and welded together, the joint zones extending along opposite side edges of said wearing article, said end segments of said belt extend and are welded to said joint zones by hot melt adhesive, and an application amount per unit area of said hot melt adhesive used to bond said belt and said sheet material to each other is higher in said middle segment than in said intermediate segments.