Title:
UNDERPANTS-TYPE ABSORBENT ARTICLE AND METHOD FOR MANUFACTURING UNDERPANTS-TYPE ABSORBENT ARTICLE
Document Type and Number:
WIPO Patent Application WO/2023/032578
Kind Code:
A1
Abstract:
The present invention provides an underpants-type absorbent article (1) in which a ventral waist part (20) and a dorsal waist part (30) are joined by side joining zones (40), wherein: the waist parts have a plurality of weld pairs (50S) that trap therebetween and restrict the location of an elastic member (23, 33) in a constricted state in the left–right direction; the plurality of weld pairs (50S) include a first weld pair (50S1) adjacent to the inner side of the side joining zones (40) in the left–right direction and a second weld pair (50S2) adjacent to the inner side of the first weld pair (50S1) in the left–right direction; and, when the underpants-type absorbent article (1) in an elongated state is viewed in the front–back direction, the centerline of the part of the elastic member (23, 33) located in the side joining zones (40) is inclined relative to the centerline of the part of the elastic member (23, 33) located between the first weld pair (50S1) and the second weld pair (50S2).
Inventors:
OHTSUBO TOSHIFUMI (JP)
MUKAI HIROTOMO (JP)
NAGAI TAKAHITO (JP)
AKINO CHIERI (JP)
MUKAI HIROTOMO (JP)
NAGAI TAKAHITO (JP)
AKINO CHIERI (JP)
Application Number:
PCT/JP2022/029794
Publication Date:
March 09, 2023
Filing Date:
August 03, 2022
Export Citation:
Assignee:
UNICHARM CORP (JP)
International Classes:
A61F13/15; A61F13/49; A61F13/496; A61F13/51
Domestic Patent References:
| WO2019123549A1 | 2019-06-27 |
Foreign References:
| JP2019150716A | 2019-09-12 | |||
| JP2011152279A | 2011-08-11 | |||
| JP2016047225A | 2016-04-07 | |||
| JP2019063412A | 2019-04-25 | |||
| JP2004136068A | 2004-05-13 | |||
| JP2021020102A | 2021-02-18 |
Attorney, Agent or Firm:
ISSHIKI PATENT & TRADEMARK FIRM (JP)
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