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A capsule (1) containing ingredients for producing a beverage, wherein the ingredients are housed in a compartment (3), wherein the capsule (1) comprises a contoured opening plate (5) designed for opening a face of the compartment (3) when the pressure inside the ingredient compartment (3) presses t

A capsule (1) containing ingredients for producing a beverage, wherein the ingredients are housed in a compartment (3), wherein the capsule (1) comprises a contoured opening plate (5) designed for opening a face of the compartment (3) when the pressure inside the ingredient compartment (3) presses the face against the opening plate (5) of the capsule (1), or an insert and wherein the opening plate (5) or insert is provided with one or several capillary through holes (100, 101, 102, 103) connecting two opposing sides of the opening plate (5) or insert.

대표청구항 ▼

1. A capsule containing ingredients for producing a beverage, the ingredients are housed in a compartment and the capsule comprises: a contoured opening plate designed to open a face of the ingredient compartment when the pressure inside the ingredient compartment presses the face against the openin

1. A capsule containing ingredients for producing a beverage, the ingredients are housed in a compartment and the capsule comprises: a contoured opening plate designed to open a face of the ingredient compartment when the pressure inside the ingredient compartment presses the face against the opening plate of the capsule; andthe opening plate comprises valve means and at least one capillary through hole connecting two opposing sides of the opening plate. 2. The capsule according to claim 1, wherein the through hole has a diameter of between 0.1 mm and 0.7 mm. 3. The capsule according to claim 1, wherein 1 to 10 through holes are provided. 4. The capsule according to claim 1, wherein the through hole is arranged in a recessed portion of the face of the opening plate which faces the compartment face to be opened. 5. The capsule according to claim 1, wherein a plurality of through holes arranged in a periodic pattern over the opening plate. 6. The capsule according to claim 1, wherein the valve means are designed to open a liquid flow path between a periphery of the opening plate and the capsule wall as long as the pressure inside the ingredient compartment exceeds a threshold value, and close off liquid flow path when the pressure inside the ingredient compartment drops below a threshold value. 7. The capsule according to claim 1, wherein the valve means comprise a flexible lip provided at a periphery of the opening plate. 8. The capsule according to claim 1, wherein the opening plate is supported by an outer wall of the capsule. 9. A capsule containing ingredients for producing a beverage comprising: ingredients housed in a compartment;the capsule comprises an insert placed between the compartment and an outlet; andthe insert comprises valve means, and the insert is provided with at least one capillary through-hole connecting two opposing sides of the insert, the valve means are designed to open a liquid flow path between a periphery of the insert and the capsule wall as long as the pressure inside the ingredient compartment exceeds a threshold value, and close off liquid flow path when the pressure inside the ingredient compartment drops below a threshold value. 10. Capsule according to claim 9, wherein the insert is an opening plate designed for opening a face of the ingredient compartment when the pressure inside the ingredient compartment presses the face against the opening plate of the capsule. 11. The capsule of claim 1, wherein the opening plate is part of the valve means. 12. The capsule of claim 9, wherein the insert is part of the valve means.