Patent ID: 8449515
Filing Date: 2013-05-28
Classification: A61F

Abstract:
1. A pants-type disposable diaper cover in combination with a removable absorptive pad, the pants-type disposable diaper cover comprising: a plurality of elastically extensible members arranged between two nonwoven-fabric sheets, a waist opening and a pair of right and left leg openings being formed when the diaper cover is folded at a diaper crotch portion and when a front and a back are joined at edges thereof at two body side portions; on an inner side of the pants-type disposable diaper cover, a pad-fixing sheet which is formed from a woven fabric, nonwoven fabric, or plastic film, and that has a front end portion fixed to the front of the diaper cover, a back end portion fixed to the back of the diaper cover, and a middle portion that is not fixed to the diaper cover so as to traverse the crotch portion and extend from the front to the back of the diaper cover, and that is arranged in a region of the diaper cover corresponding to a position for mounting said absorptive pad; and said plurality of elastically extensible members including at least an elastically extensible waist member arranged around said waist opening and disposed on the front and back of the diaper cover; a plurality of elastically extensible hip members arranged horizontally and spaced vertically from one another along the front and back of the diaper cover; and a plurality of curved elastically extensible members arranged so as to extend in the front and in the back and from the body side portions to the crotch portion and so as to trace a trajectory extending from the crotch portion to the body side portions after traversing the position where said pad-fixing sheet is arranged on the crotch portion without forming any portion of or extension from said pad-fixing sheet so as to effect holding of said pad-fixing sheet between the front end portion and the back end portion of the diaper cover and holding of said pad-fixing sheet and absorptive pad against a wearer when the diaper cover is worn, wherein the front end portion of the pad-fixing sheet is fixed in the region where the elastically extensible hip members of the front are arranged, and the back end portion of the pad-fixing sheet is fixed in the region where the elastically extensible hip members of the back are arranged, and beginning and terminal ends of the said curved elastically extensible members are connected so as to extend over a range of from substantially the top to the bottom of the front and back at said joined edges thereof and the bottommost of the curved elastically extensible members in the front and back, respectively, are disposed in close proximity to one another without mutually crossing one another at the crotch portion.