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Patents

Retaining Device, Absorbent Item Comprising Such a Device, and Method for Manufacturing Such a Device

U.S. Patent No. 12,691,015

Author Image

By: Tara Olivo

Associate Editor at Nonwovens Industry, Rodman Media

Lionel Picot, Le Cellier, France.

Aplix, Le Cellier, France.

Filed: 7/12/21
Issued: 7/28/26

A retainer device, comprising: a base extending along a longitudinal direction and having an upper face and a lower face, a plurality of retainer elements extending from the upper face of the base, each retainer element having a value according to a first geometric dimension, wherein: the retainer device has at least two retainer zones and an intermediate zone disposed between the at least two retainer zones and connecting the at least two retainer zones, the retainer elements disposed in first and second retainer zones of the at least two retainer zones, the first and second retainer zones having values according to the first geometric dimension which are greater than the values according to the first geometric dimension of the retainer elements disposed in the intermediate zone, wherein the base and the retainer elements are made of a same material, wherein, the retainer elements of the at least two retainer zones are spaced apart from each other, and at least in the retainer zones, the retainer elements are each formed of a rod surmounted by a head protruding from the rod; wherein, considered in the direction going from the first retainer zone to the second retainer zone, the intermediate zone has successive retainer elements whose value according to the first geometric dimension decreases then retainer elements whose value according to the first geometric dimension increases. 

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