EMBOSSING ROLLER FOR MAKING FIBROUS ARTICLES WITH RASTER EMBOSSING, DEVICE INCORPORATING SAID ROLLER AND MAKING OF EMBOSSING LEDGES ON SUCH EMBOSSING ROLLER Russian patent published in 2013 - IPC B31F1/07 

FIELD: process engineering.

SUBSTANCE: embossing roller 50 serves to makes fibrous materials 10, 20, 30 from hygiene-and-sanitary paper, nonwoven material or combination thereof, and is used for operation nearby support roller 46. Embossing surface 51 comprises ledges 52 extending from base peripheral surface 55 of embossing roller 50 to form one patter sized to, at least, 3 cm x 3 cm. There are large number of embossing ledges 53 with the limits of every patter sized and/or arranged to form coherent screened element of figurative motif covering aforesaid base surface zone. This results in formation of amplitude-modular or frequency-modular rater or combination thereof. Embossing ledges 53 are sized and/or arranged to make minimum distances between opposite side surfaces of their pairs vary gradually. Besides, invention relates to device using said embossing roller and method of arranging embossing ledges on roller peripheral surface.

EFFECT: expanded range of products.

16 cl, 10 dwg