BEVERAGES PREPARATION SYSTEM Russian patent published in 2017 - IPC A47J31/36 

FIELD: food industry.

SUBSTANCE: invention relates to beverages preparation system. Beverages preparation system contains capsule, containing powdered food product, which can be extracted by passing of water under pressure through it for beverage preparation, and capsule holder, containing loading port, through which capsule is inserted into recess limited by annular edge, on the upper part of which there is projecting annular element and/or annular slot, respectively. Capsule contains housing, containing lower wall, side wall and perimetritic edge, on which there is annular groove, on surface of which there is bottom area and two inner lateral surfaces arranged aside on said bottom area opposite sides, and, accordingly, there is annular projection, on surface of which there is end section and two external side surfaces arranged aside on said end section opposite sides. Capsule holder and capsule may take compacted configuration, in which projecting annular element is placed in annular groove, is in sealed contact with at least one of internal side surfaces and/or annular slot accordingly receives inside annular projection and is in sealed contact with at least one of outer side surfaces.

EFFECT: invention enables creation of watertight seal between capsule and capsule holder regardless of presence or absence of teeth or channels on capsule holder annular edge, which provides for less dependence of seal on axial pressure, applied by capsule holder onto capsule.

11 cl, 6 dwg