Patent ID: 7727214

Claim:
A disposable diaper comprising: a liquid-permeable top sheet at a skin contact side of the disposable diaper; a leakage preventing sheet at a non-skin contact side of the disposable diaper; an absorbent body interposed between the liquid-permeable top sheet and the leakage preventing sheet; an external sheet which: (i) is disposed on an external side of the leakage preventing sheet, so as to be on an external side of the disposable diaper with respect to the leakage preventing sheet, so as to enclose a waist of a user while supporting a main body of the disposable diaper by holding the main body to the user when the user puts on the disposable diaper, and (ii) includes leg cut-out portions which form leg openings and which are provided at a center thereof in a longitudinal direction thereof; three-dimensional gathers formed along leg-surrounding portions of the disposable diaper; and elastic members which are arranged along a longitudinal direction of the disposable diaper near both sides of the absorbent body, and which are provided on a leakage preventing sheet side of the absorbent body, wherein an elastic member on each of the sides of the absorbent body is positioned directly between the absorbent body and the leakage preventing sheet; wherein the sides of the absorbent body are raised along the longitudinal direction of the disposable diaper by the elastic members to form rising start points of the three-dimensional gathers at the sides of the absorbent body; wherein a width of the external sheet at the leg cut-out portions at a minimum width of a crotch portion does not extend outward from side edges of the main body; wherein the external sheet is integrally bonded to the leakage preventing sheet by adhesion, and is not bonded in a non-bonded portion at a side edge of the external sheet along the leg cut-out portions at the crotch portion; wherein a width of the non-bonded portion is not more than 15 mm; and wherein the width of the external sheet at the leg cut-out portions at the minimum width of the crotch portion does not extend outward from side edges of the absorbent body.