Patent ID: 7569039
Filing Date: 2009-08-04
Classification: A61F

Abstract:
1. A disposable pull-on garment comprising: an absorbent main body comprising a liquid pervious topsheet, a liquid impervious backsheet and an absorbent core disposed therebetween, and having longitudinal side edges, transverse end edges, a front waist panel, a back waist panel and a crotch panel between the front waist panel and the back waist panel; and a ring-like elastic belt joined to the backsheet in the front waist panel and the back waist panel of the absorbent main body to form one waist opening and two leg openings, the ring-like elastic belt not extending into the crotch panel of the absorbent main body, wherein the ring-like elastic belt comprises a front belt and a back belt each having laterally opposing side panels, a central panel between the side panels, a transverse waist border, and a longitudinally opposing transverse abdomen border, the waist border being disposed longitudinally beyond the respective end edge of the absorbent main body, each of the front belt and the back belt comprises a belt layer and a belt elastic material joined to the belt layer, the belt elastic material comprising a transverse waist elastic material disposed adjacent to the waist border and a transverse side elastic material disposed only in each of the side panels adjacent to the abdomen border laterally outboard of the respective waist panel of the absorbent main body and not overlapping the respective waist panel, the respective waist panel not being overlapped by any transverse elastic material between the side elastic material disposed in the side panels, the waist elastic material of the back belt comprising a transverse waist border elastic material disposed between the waist border of the back belt and the transverse end edge of the absorbent main body adjacent to the back belt, and the belt elastic material is provided with the belt layer such that a leg opening angle formed by the transverse abdomen border and each of the longitudinal side edges of the absorbent main body is greater when the disposable pull-on garment is in a contracted configuration than when the disposable pull-on garment is in an uncontracted configuration.