Emboss roll
AssigneeMitsui Petrochemical Industries, Ltd.
InventorsYoshinori Kobayashi, Naoyuki Tamura
Life of this patent
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Abstract
An emboss roll according to the present invention is capable of assuredly performing an embossing work without any risk of shaving a surface of nonwoven fabrics and forming pin holes when used to emboss nonwoven fabrics for the purpose of prevention of filament shavings to be adhered to products. This emboss roll having an outer surface thereof provided with embossing projections wherein all of the top end corners thereof are cut so as to be a surface. As a result of cutting the top end corners of the embossing projections, nonwoven fabrics can be protected from being cut by the corner portions or forming pin holes during the embossing work.
Claims3
An embossing roll for embossing nonwoven fabrics and having embossing projections on the outer surface thereof, each of said embossing projections being a frustum of a pyramid having a flat top with four corners, each of said four corners being cut to form a generally triangular surface, having a base in the plane of said top surface with the remaining two sides of said triangular surface meeting below but near said top flat surface.
Dependencies are inferred from the claim text.