BOTTLE FOR FLUIDS, IN PARTICULAR, FOR PHARMACEUTICAL PREPARATIONS Russian patent published in 2011 - IPC B65D47/20 

FIELD: transport, package.

SUBSTANCE: proposed bottle comprises container made from deformable material with neck, valve made from elastically deformable material that constricts elastic inner chamber located nearby said neck, plug tightly fitted on said valve to seal said valve, and outlet opening. On compressing the container, fluid moves up toward the neck to compress the valve and flow between valve and cover and out via outlet opening. Protective ring arranged between cover and valve to envelope from outside, at least, one part of the valve to limit valve deformation.

EFFECT: new design ruling out ingress of harmful substances from outside.

31 cl, 6 dwg