SYSTEM, METHOD AND CAPSULE FOR BEVERAGE PREPARATION Russian patent published in 2014 - IPC A47J31/36 

FIELD: food industry.

SUBSTANCE: system for beverage preparation with usage of a product being extracted contains a replaceable capsule, a device containing a receptacle socket for the replaceable capsule retaining and a device for fluid medium output into the capsule under pressure. The capsule contains a rigid peripheral wall, a bottom, covering the peripheral wall at the first end, and a covering element covering the peripheral wall at the second end. The wall, the bottom and the covering element limit the inner space containing the product being extracted. The bottom contains an input zone. The device for the fluid medium output is designed so that to communicate (via the fluid medium) with the input zone for the fluid medium supplying into the beverage preparation product being extracted. The covering element contains an output zone. The system contains an output that, during usage, communicates with the output zone via the fluid medium. The receptacle socket is designed so that to enable the beverage output from the replaceable capsule through the output zone containing a filter layer represented by a layer of a non-woven and/or woven fibrous material and containing at least one first area where the non-woven and/or woven fibrous material is sealed for prevention of liquid output through the said area and multiple second areas where the non-woven and/or woven fibrous material is not sealed for ensuring the liquid output through the said area.

EFFECT: beverage quality enhancement.

23 cl, 4 dwg