초록

The invention relates to a pouch for preparing a beverage such as coffee, including a space intended to contain a concentrated dose, for example of ground coffee, and an inlet opening and an outlet opening, both of which are communicated with the space.

대표청구항 ▼

1. A pouch for preparing a beverage comprising: a rigid part,a flexible or semi-rigid part formed of a flexible or semi-rigid material, wherein the flexible or semi-rigid part defines a space which is intended to contain a concentrated dose of the beverage so the beverage is capable of being brewed

1. A pouch for preparing a beverage comprising: a rigid part,a flexible or semi-rigid part formed of a flexible or semi-rigid material, wherein the flexible or semi-rigid part defines a space which is intended to contain a concentrated dose of the beverage so the beverage is capable of being brewed in the space,an inlet opening for injection of water under pressure and an outlet opening for extraction of the beverage, disposed in the rigid part, wherein both the inlet opening and the outlet opening communicate with the space defined by the flexible or semi-rigid part and are disposed in the vicinity of each other. 2. The pouch according to claim 1, wherein the tubular element is connected to the inlet opening. 3. The pouch according to claim 1, wherein the pouch is adapted to be disposed vertically in a device for the extraction of the beverage. 4. The pouch according to claim 1, further comprising a rigid part adapted to be fixed to an extraction device. 5. The pouch according to claim 4, wherein the rigid part includes the inlet and outlet openings. 6. A device for the extraction of a beverage adapted to use a pouch as defined in claim 1. 7. The device according to claim 6, comprising two water inlet pipes disposed in such a manner as to be connected to two opposite faces of the pouch. 8. The pouch according to claim 1, wherein the beverage is coffee, and wherein the concentrated dose of the beverage is ground coffee. 9. The pouch according to claim 1, further comprising a tubular element having two ends, a first one of said two ends being connected to one of said inlet and outlet openings and a second one of said two ends being disposed in said space at a location distant from the other of the inlet and outlet openings. 10. A pouch for preparing a beverage comprising: a rigid part,a flexible or semi-rigid part formed of a flexible or semi-rigid material, wherein the flexible or semi-rigid part defines a space which is intended to contain a concentrated dose of the beverage so that the beverage is capable of being brewed in the space,inlet and outlet openings disposed in the rigid part in the vicinity of each other, wherein both the inlet opening and the outlet opening communicate with the space for injection of water under pressure into the space and extraction of the beverage from the space, respectively. 11. The pouch according to claim 10 wherein the tubular element is connected to the inlet opening. 12. The pouch according to claim 10 adapted to be disposed vertically in a device for the extraction of a beverage. 13. The pouch according to claim 10 comprising a rigid part adapted to be fixed to an extraction device. 14. The pouch according to claim 13 wherein the rigid part includes the openings. 15. A device for the extraction of a beverage adapted to use a pouch as defined in claim 10. 16. The device according to claim 15 comprising two water inlet pipes disposed in such a manner as to be connected to two opposite faces of the pouch. 17. The device according to claim 10, wherein the beverage is coffee, and wherein the concentrated dose of the beverage is ground coffee. 18. A device for the extraction of a beverage adapted to use a beverage preparation pouch, wherein the device comprises two water inlet pipes disposed in such a manner as to be connected to two opposite faces of the pouch, wherein the pouch comprises: a top end and a bottom end,a rigid part,a flexible or semi-rigid part formed of a flexible or semi-rigid material, wherein the flexible or semi-rigid part defines a space between the top end and the bottom end for containing a concentrated dose of a beverage making product to allow the beverage to be brewed in the space,an inlet opening disposed in the rigid part, andan outlet opening which is separate from and positioned next to the inlet opening, whereinthe inlet opening and the outlet opening each communicate with the space for injection of water under pressure into the space and extraction of the beverage from the space, respectively. 19. The device according to claim 18, wherein the pouch comprises a tubular element formed of a first end and a second end, the first end being connected to one of the inlet and outlet openings, and the second end being disposed in said space and at a location distant from the other of the inlet and outlet openings. 20. The device according to claim 19, wherein the pouch's tubular element is connected to the inlet opening. 21. The device according to claim 18, wherein the pouch is adapted to be disposed vertically in the device for the extraction of a beverage. 22. The device according to claim 18, wherein the rigid part is adapted to be fixed to the device. 23. The device according to claim 22, wherein the rigid part of the pouch includes both the inlet and outlet openings. 24. The pouch according to claim 1 or 10, wherein the inlet and outlet openings are positioned in an upper part of the pouch. 25. The pouch according to claim 24, further comprising a tubular element having two ends, a first one of said two ends being connected to one of said inlet and outlet openings and a second one of said two ends being disposed in said space at a location distant from the other of the inlet and outlet openings.