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Patent Searching and Data


Title:
METHOD FOR FORMING THROUGH-HOLE IN NON-WOVEN CLOTH FOR ABSORBENT ARTICLE, AND DEVICE FOR FORMING SAME
Document Type and Number:
WIPO Patent Application WO/2018/020677
Kind Code:
A1
Abstract:
A method for forming through-holes h, h ... in a non-woven cloth 1m for an absorbent article, the through-holes h, h ... being formed in the thickness direction of the non-woven cloth 1m, when the non-woven cloth 1m passes between a first rotation body 55 and second rotation body 51 that rotate while the outer peripheral surfaces of each of the rotation bodies face each other. The method has: a step in which, when pin members 55p, 55p ... formed projecting in the outer peripheral surface of the rotating first rotation body 55 are inserted in holes 51h, 51h ... on the outer peripheral surface of the rotating second rotation body 51, the pin members 55p, 55p ... are pushed into the non-woven cloth 1m and through-holes h, h ... are formed; and a step in which air is caused to flow between the pin members 55p and the holes 51h when the pin members 55p, 55p ... are inserted into the holes 51h, 51h ....

Inventors:
ISHIKAWA, Shinichi (1531-7 Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
HANO, Shodai (1531-7 Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
ISHIKAWA, Yoshihide (1531-7 Wadahama, Toyohama-cho, Kanonji-sh, Kagawa 02, 〒7691602, JP)
Application Number:
JP2016/072402
Publication Date:
February 01, 2018
Filing Date:
July 29, 2016
Export Citation:
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Assignee:
UNICHARM CORPORATION (182 Kinseichoshimobun, Shikokuchuo-shi Ehime, 11, 〒7990111, JP)
International Classes:
D04H13/00; A61F13/15; D06C29/00
Attorney, Agent or Firm:
ISSHIKI & CO. (Mita-Nitto Daibiru Bldg, 11-36 Mita 3-chome, Minato-k, Tokyo 73, 〒1080073, JP)
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