Patent ID: 6648870
Filing Date: 2003-11-18
Classification: A61F

Abstract:
A disposable diaper comprising:an absorptive body including a liquid permeable topsheet, a liquid impermeable backsheet and a liquid retentive absorbent member interposed between said topsheet and said backsheet; a pair of flaps connected to lateral edges of said absorptive body; a pair of upstanding walls, each of said pair of upstanding walls being formed by providing a sheet at lateral sides of said diaper, each of said sheets for forming said upstanding walls having a lateral base edge and a lateral distal edge and being arranged in such a manner that said sheet is folded to allow said lateral base edge and said lateral distal edge to be positioned on a side of a respective of said pair of flaps, and longitudinal ends of said sheet, when folded, are fixed to a stomach-side portion and a back-side portion of said diaper, respectively, said lateral distal edge extending over a lateral edge of the absorbent member and being positioned on said flap; and each of said upstanding walls includes a base portion formed by fixing said sheet to said flap or said absorptive body; a folded portion positioned further inward than said base portion and formed by folding said sheet; and a distal free end portion positioned further outward in the width direction of the diaper than said folded portion and said base portion, said folded portion and said free end portion each being provided with an elastic member to stand said upstanding wall upward.