Patent ID: 9220643
Filing Date: 2015-12-29
Classification: A61F

Abstract:
1. A disposable wearing article, comprising: front and rear waist regions, a crotch region between said front and rear waist regions, a waist-opening defined by said front and rear waist regions, and leg-openings defined by said front and rear waist regions and said crotch region, wherein a periphery of at least one of said waist-opening and said leg-openings has an elastic region including an elastic band formed of a first fibrous sheet which is elastically contractible in a circumferential direction of said at least one of said waist-opening and said leg-openings, said elastic band includes a plurality of first gathers which extend in a length direction of said elastic band along said circumferential direction and undulate in a width direction of said elastic band, the first gathers of said elastic band include crests and troughs in a thickness direction of said elastic band as viewed in a cross-section taken in the width direction of said elastic band, said front and rear waist regions comprise an inner sheet and an outer sheet, said elastic band is sandwiched between said inner and outer sheets, the crests and troughs of the elastic band are directly bonded to the inner sheet and the outer sheet by adhesive, respectively, and the inner and outer sheets are directly bonded together along both sides of the elastic band in the width direction of the elastic band.