| 摘要 |
FIELD: transport, package.SUBSTANCE: invention relates to stopper for keg 1 for drinks with, in fact, cylindrical neck 2 and stopper plug 3. Keg neck 2 has inner retainer circular ledge while stopper plug 3 incorporates insert web with thrust ledge 6 arranged at its end. Said ledge 6 interacts with ledge 4 so that, in fitting plug 3, ledge 6 displaces over ledge 4 thanks to its taper cross-section. Note that after fitting the plug in, ledge 6 grips ledge 4 on its circular surface 7.EFFECT: simplified and reliable design.8 cl, 5 dwg |
