Patent ID: 8365946
Filing Date: 2013-02-05
Classification: B65B,B65D

Abstract:
1. A container assembly comprising: a bottle comprising: an interior; a neck finish; an upper rim defining an opening at a distal end of said neck finish; and a closure comprising: a closed top; a skirt fastened to said neck finish for closing said opening of said bottle; an active insert secured to an interior surface of said closed top, and housing at least one reactant; a liner bonded to said interior surface of said closed top to form a hermetic seal between said interior surface of said closed top and said rim of said bottle and to form an expansion chamber surrounding said active insert, said expansion chamber comprising: wherein said at least one reactant is triggerable to a reaction by an external energy source to produce gas in said expansion chamber to increase pressure of said expansion chamber and to expand said elastic portion of said expansion chamber to open said valve through which said gas is released to said interior of said bottle.