US 12,303,367 B2
Attachable-type disposable wearing article
Yuichi Yamashita, Ehime (JP)
Assigned to DAIO PAPER CORPORATION, Ehime (JP)
Appl. No. 17/911,748
Filed by DAIO PAPER CORPORATION, Ehime (JP)
PCT Filed Mar. 9, 2021, PCT No. PCT/JP2021/009195
§ 371(c)(1), (2) Date Sep. 15, 2022,
PCT Pub. No. WO2021/192999, PCT Pub. Date Sep. 30, 2021.
Claims priority of application No. 2020-054784 (JP), filed on Mar. 25, 2020.
Prior Publication US 2023/0120091 A1, Apr. 20, 2023
Int. Cl. A61F 13/15 (2006.01); A61F 13/494 (2006.01)
CPC A61F 13/49466 (2013.01) [A61F 13/49473 (2013.01); A61F 2013/4948 (2013.01)] 14 Claims
OG exemplary drawing
 
1. An attachable-type disposable wearing article comprising:
a crotch section containing a middle of front-back direction;
a ventral section extending forward from the middle of the front-back direction;
a dorsal section extending backward from the middle of the front-back direction;
an absorber body contained in a region including the crotch section;
an attaching part provided in each of opposed lateral portions of the dorsal section, and to be detachably attached to an exterior face of the ventral section;
an end flap extending backward of a back edge of the absorber body;
a waist elastic member fixed to the end flap; and
standup gather parts which stand up from a top face along shielding positions of bodily waste on opposed lateral sides in the width direction,
wherein a region containing the waist elastic member is contracted in the width direction together with the waist elastic member, and has a waist stretchable region stretchable in the width direction,
wherein each of the standup gather parts has a root portion fixed outward in the width direction of a shielding position, a main body portion extending from the root portion, a front laid-down portion and a back laid-down portion formed by fixing a front end portion and a back end portion, respectively, of the main body portion in a laid down state, a standup portion formed by unfixing the main body portion between the front laid-down portion and the back laid-down portion, and a gathering elastic member attached at least to a free edge area of the standup portion,
wherein at least the free edge area of the standup portion is contracted in the front-back direction together with the gathering elastic member and is stretchable in the front-back direction,
wherein a linear first bending part extending in the width direction from a front edge of one of the back laid-down portions to a front edge of the other of the back laid-down portions and a linear second bending part extending in the width direction and spaced forwardly apart from the first bending part are provided,
wherein a first area adjacent backward to the first bending part and a second area between the first bending part and the second bending part are provided,
wherein the waist stretchable region is provided at least between the opposed right and left back laid-down portions,
wherein the first bending part has lower rigidity compared to the first area and the second area, and
wherein, as the standup portions contract, the second area is raised along the second bending part as a stand-up line, and the first area is bent back along the first bending part with respect to the second area.