FIELD: manufacturing technology.
SUBSTANCE: conical container has a bottom wall and single wall (3) passing along circumference with at least one annular protrusion. Wall (3) passing along circumference is made from cardboard with layered structure at least on inner side. Protrusions (11) are made in form of covered folds (14), extending approximately parallel to wall (3) made along circumference. Folds (14) are located one above other with intermediate section (24) between them. Each fold located above, has diameter (20) greater than each fold located below. Folds (14) are spaced apart by such an intermediate section (24) not greater than is required to ensure that to user's fingers touch, mainly, inner and outer parts (13) and/or edges (23) of each fold (14) and prevent contact with intermediate sections (24) of wall (3) located between folds.
EFFECT: invention provides reliable retention of container.
11 cl, 5 dwg
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