INSERT FOR CONTAINER WITH LIQUID UNDER PRESSURE Russian patent published in 2008 - IPC B65D79/00 

FIELD: mechanics.

SUBSTANCE: insert for the container contains the case activated by pressure, at least, with one empty space, connected with the positioning device. The said case is furnished with, at least, one reduced diameter opening communicating the said empty space with the medium surrounding the insert and located above the liquid level with the insert afloat. The pressure activated case contains also a positioning device furnished with a float provided with a limited size hole, the said positioning device going submerged with the insert fitted thereon. Also, the case is furnished with an air release minimum volume hole open to ambient medium surrounding the insert and making the insert submerge on filling it with liquid. Invention covers also the method of the insert usage. The invention allows producing the insert for container which, when open, gets surrounded by liquid due to pressure difference to bring a certain effect on liquid.

EFFECT: ease of use of the insert.

25 cl, 2 ex, 5 dwg