Patent ID: 7640843
Filing Date: 2010-01-05
Classification: A47J,B65D,B67D

Abstract:
1. A cartridge for use in a beverage preparation machine, the cartridge containing one or more beverage ingredients and being formed from substantially air- and water-impermeable materials, wherein the one or more beverage ingredients is a liquid chocolate ingredient, the cartridge having an inlet for the introduction of an aqueous medium into the cartridge and an outlet fixed relative to the inlet for discharge of a beverage produced from the liquid chocolate ingredient and at least one inlet for air and means for generating a pressure reduction of the jet of beverage, whereby, in use, air from the at least one air inlet is incorporated into the beverage as a plurality of small bubbles wherein the inlet for the introduction of an aqueous medium into the cartridge is on the same side of the cartridge as the outlet and wherein an annular bowl is disposed in the cartridge and has feed apertures to permit the liquid chocolate ingredient to drip into a beverage flow path to hold back a proportion of the liquid chocolate ingredient and release it into a liquid stream flow path extending toward the outlet.