Title:
DISPOSABLE DIAPER
Document Type and Number:
WIPO Patent Application WO/2021/125213
Kind Code:
A1
Abstract:
A disposable diaper 1 includes: a body 2 that contains an absorber 3 with a plurality of sheets; connecting members 4L1, 4L2, 4R1, 4R2; fastening parts 5; left-and-right side elastic materials 6L, 6R; and left-and-right inner elastic materials 7L, 7R that are disposed so as to be away from these elastic materials. The absorber 3 has left-and-right outer bulge sections 3L, 3R between first recesses 8L, 8R and second recesses 9L, 9R. Groups of threadlike elastic materials that constitute the left-and-right inner elastic materials 7L, 7R are disposed in parallel in a curved manner so as to surround the absorber 3 in a back section B of the body 2, are disposed in diagonal directions toward the center so as to come together, in a boundary area between the back section B and a middle section M, are disposed in parallel in a front-back direction so as to overlap the left-and-right outer bulge sections 3L, 3R, in the middle section M, and are disposed in diagonal directions up to a front edge 2a, after overlapping left-and-right side sections of the absorber 3, so as to come together at intermediate places, in a front section F.
Inventors:
SHIRAI ATSUKO (JP)
MATSUMIYA MUNETADA (JP)
MATSUMIYA MUNETADA (JP)
Application Number:
PCT/JP2020/046914
Publication Date:
June 24, 2021
Filing Date:
December 16, 2020
Export Citation:
Assignee:
KOYO KK (JP)
International Classes:
A61F13/49; A61F13/56
Foreign References:
| JPH0910260A | 1997-01-14 | |||
| JPH06502091A | 1994-03-10 | |||
| JP2018202023A | 2018-12-27 | |||
| JPH06277251A | 1994-10-04 | |||
| JPS563391B2 | 1981-01-24 |
Other References:
See also references of EP 3967284A4
Attorney, Agent or Firm:
SAGI Takeshi et al. (JP)
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