FIELD: personal use articles.
SUBSTANCE: cartridge for coffee or soluble products for beverage preparation includes a container for placement of coffee or a soluble product, a cover positioned on the container so that to enable forming of a top wall through which hot water under pressure penetrates into the container for beverage preparation, a filter to be accommodated inside the container over the container bottom wall for beverage extraction. The container bottom wall has at least one attenuated thinner central for rupture with the help of an external mechanical means or under the pressure of the liquid inside the cartridge with formation of at least one hole for the beverage release from the cartridge. Made in the container bottom wall are at least one helical groove and at least one helical projection that alternate beginning from the bottom wall peripheral edge and terminating in the attenuated central section.
EFFECT: invention ensures the possibility of beverage whirlpool motion with further formation of dense foam.
10 cl, 3 dwg
