U.S. Patent No.: 8,267,910 B2
Inventor(s): Robert Perneborn, Gothenburg, Sweden. Assigned to SCA Hygiene Products AB, Göteborg, Sweden.
An absorbing structure comprising at least one deformation layer, which layer comprises deformable fibers which are deformed and shrink when they become wet, the deformation layer comprises at least one distinct admission passage, which admission passage is deformed and dilated when the deformation layer becomes wet, the at least one distinct admission passage constitutes a spacing other than a naturally formed cavity between fibers.