CAPSULE WITH CONTROL FLOW AND FILTRATION ELEMENT Russian patent published in 2014 - IPC B65D85/804 

FIELD: transport, distribution.

SUBSTANCE: sealed capsule for drink making machine comprises drink ingredient in powder dorm such as a ground coffee. Capsule comprises means to perforate capsule truncated cone entry side opposite the element from foil and bent-off rim and means for fluid-gas mix injection, raised plate with multiple raised elements arranged to be pressed against foil element by injection. Capsule comprises truncated cone-shape case sealed by foil element tightly abutting on case bent-off rim. Foil element is made of material perforated by raised plate to create multiple holes at injected fluid/gas pressure making at least 4 bar. Capsule includes porous flow control element arranged between at least one portion of ingredients and foil element. Pore size of flow control element makes 0.45-100 mcm while foil element thickness varies from 15 to 45 mcm.

EFFECT: accelerated and stable flow of liquid extract via capsule, decreased release of insoluble particles from capsule.

96 cl, 17 dwg, 6 ex