ABSORBENT ARTICLE Russian patent published in 2015 - IPC A61F13/49 

FIELD: personal use articles.

SUBSTANCE: upper sheet comprises a first and a second protruding parts protruding on the side of the first surface and the second surface, respectively, having the inner space. The first and the second protruding parts are arranged alternately and continuously in a certain order over the entire surface of the upper sheet in each of different intersecting directions on top view. The second protruding part has a wall part having an annular structure between its upper part and its opening, and the wall part has the properties of the fibre orientation in the direction connecting the upper part of the second protruding part and its hole. The absorbent element has parts with the first and second base weights which are lower than the first one. The part with the second base weight surrounds the part with the first base weight and is located in contact with the upper part of the second protruding part of the upper sheet, and it additionally has a concave part in the form of a chute deepened from the side of the lower sheet in the direction of the upper sheet side, extending at least in the longitudinal direction and having a lower surface formed by the part with the second base weight. Part of the adjacent first and second protruding parts is located at a position corresponding to the concave part through the part with the second base weight.

EFFECT: increase in conformability, preventing lateral leakage, increase in the strength of the absorbent element, reduced stickiness.

20 cl, 10 dwg, 1 tbl