DRINKING VESSEL Russian patent published in 2011 - IPC B65D51/28 

FIELD: transport, package.

SUBSTANCE: proposed vessel has inner space to receive drinking liquid and opening arranged, preferably, on top side with closing device with, at least, one intake chamber. Besides, closing device comprises the element arranged at upper threaded part to produce, together with lower surface with threaded element, closing intake chamber that has, at least, in its bottom, a feed opening through which content of intake chamber may be fed into vessel inner space and mixed with drinking fluid. Note here that webs or threaded web may be arranged between top threaded element and lower closing surface to produce jointing elements, and that feed opening is formed by spaces between webs.

EFFECT: possibility to mix food additives with drinking fluid, ease of use, ruling out of ingress of impurities into prepared drink.

9 cl, 4 dwg