Cartridge for the preparation of beverages
First Claim
1. A cartridge containing one or more beverage ingredients and being formed from substantially air- and water-impermeable materials, said cartridge comprising an inlet for the introduction of an aqueous medium into the cartridge, and an outlet for a beverage produced from said one or more beverage ingredients, wherein said cartridge comprises an outer member, an inner member inserted in the outer member and means for producing a jet of the beverage, wherein said means for producing the jet of the beverage comprises an aperture in a beverage flow path linking the inlet to the outlet, characterised in that the aperture is bounded on one side by the inner member and bounded on another side by the outer member.
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Accused Products
Abstract
A cartridge containing one or more beverage ingredients and being formed from substantially air- and water-impermeable materials, said cartridge comprising an inlet for the introduction of an aqueous medium into the cartridge, and an outlet for a beverage produced from said one or more beverage ingredients, wherein said cartridge comprises an outer member, an inner member inserted in the outer member and means for producing a jet of the beverage, wherein said means for producing the jet of the beverage comprises an aperture in a beverage flow path linking the inlet to the outlet, characterized in that the aperture is delimited by an interface between the inner member and the outer member.
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Citations
30 Claims
- 1. A cartridge containing one or more beverage ingredients and being formed from substantially air- and water-impermeable materials, said cartridge comprising an inlet for the introduction of an aqueous medium into the cartridge, and an outlet for a beverage produced from said one or more beverage ingredients, wherein said cartridge comprises an outer member, an inner member inserted in the outer member and means for producing a jet of the beverage, wherein said means for producing the jet of the beverage comprises an aperture in a beverage flow path linking the inlet to the outlet, characterised in that the aperture is bounded on one side by the inner member and bounded on another side by the outer member.
- 7. A cartridge containing one or more beverage ingredients and being formed from substantially air- and water-impermeable materials, said cartridge comprising an inlet for the introduction of an aqueous medium into the cartridge, and an outlet for a beverage produced from said one or more beverage ingredients, wherein said cartridge comprises an outer member, an inner member inserted in the outer member and means for producing a jet of the beverage, wherein said means for producing the jet of the beverage comprises an aperture in a beverage flow path linking the inlet to the outlet, the aperture is delimited by an interface between the inner member and the outer member and the inner member has an elongated slot opening and the outer member has an obstruction, wherein on insertion of the inner member in the outer member, the obstruction partially obstructs the opening to do so delimit the aperture.
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26. A cartridge containing one or more beverage ingredients and being formed from substantially air- and water-impermeable materials, said cartridge comprising an inlet for the introduction of an aqueous medium into the cartridge, and an outlet for a beverage produced from said one or more beverage ingredients, wherein said cartridge comprises an outer member, an inner member inserted in the outer member and means for producing a jet of the beverage, wherein said means for producing the jet of the beverage comprises an aperture in a beverage flow path linking the inlet to the outlet, characterised in that the aperture is delimited by an interface between the inner member and the outer member;
wherein the outer member has a closed side and an open side, the aperture is partially delimited by the closed side of the outer member, and a flexible laminate. pierceable lid closes the open side of the outer member. - View Dependent Claims (27)
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28. A cartridge containing one or more beverage ingredients and being formed from substantially air- and water-impermeable materials, said cartridge comprising an inlet for the introduction of an aqueous medium into the cartridge, and an outlet for a beverage produced from said one or more beverage ingredients, wherein said cartridge comprises an outer member, an inner member inserted in the outer member and supporting a filter, and an aperture in a beverage flow linking the inlet to the outlet for producing a jet of the beverage, the filter being fixed in the beverage flow path and the aperture being delimited by an interface between the inner member and the outer member, and at least one air inlet disposed downstream of the aperture and upstream of the outlet whereby, in use, air from the at least one air inlet is incorporated into the beverage exiting the aperture as a plurality of small bubbles.
- 29. A cartridge containing one or more beverage ingredients and being formed from substantially air- and water-impermeable materials, said cartridge comprising an inlet for the introduction of an aqueous medium into the cartridge, and an outlet for a beverage produced from said one or more beverage ingredients, wherein said cartridge comprises an outer member, an inner member disposed in the outer member and supporting a filter, and an aperture in a beverage flow linking the inlet to the outlet for producing a jet of the beverage, the aperture being bounded on at least one side by a slot formed in a rim of the inner member and bounded on another side by an inward extension of the outer member.
Specification