PAPER CUP AND METHOD OF ITS PRODUCTION

摘要

FIELD: transport, distribution.SUBSTANCE: proposed cup has inner space composed by taper sleeve-like case and bottom. Water tight bottom is secured to said case lower end to make skirt-like bottom zone. Said case has a flange to support similar cup in stacking several cups. Case radius measured from cup lengthwise axis under said flange does not exceed case radius at bottom level. Said cup is furnished with heat-insulation outer casing. Invention covers also the method and device for production of paper cups.EFFECT: ruled out sticking at stacking, ease of detachment.40 cl, 19 dwg