Process and capsule for preparing beverages
First Claim
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1. A capsule for the preparation of beverages from soluble preparations after a liquid has been fed to said capsule, said capsule comprising:
- a dispensing wall and a dispensing wall lid portion that opens to form a dispensing opening for said beverage, said lid portion integrally connected to the dispensing wall at a fracture line, and a thickness of said dispensing wall in an area adjacently surrounding said lid portion is greater than a thickness of said dispensing wall adjacent side walls of the capsule,wherein said capsule includes means for repeatedly increasing and decreasing an area of said dispensing opening during dispensing the beverage from said capsule such that a cycle of increasing and decreasing the area of said opening repeats as long as the liquid is added to the capsule.
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Abstract
A single serve capsule (1) for the preparation of hot beverages such as coffee, cappuccino, tea or the like from soluble or ground preparations, having an outlet lid portion (1 b) located on a dispensing wall (F) in order to form a dispensing opening (11) after a liquid has been introduced into the capsule, as well as means for changing the area of said dispensing opening during the dispensing step of the beverage.
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Citations
17 Claims
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1. A capsule for the preparation of beverages from soluble preparations after a liquid has been fed to said capsule, said capsule comprising:
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a dispensing wall and a dispensing wall lid portion that opens to form a dispensing opening for said beverage, said lid portion integrally connected to the dispensing wall at a fracture line, and a thickness of said dispensing wall in an area adjacently surrounding said lid portion is greater than a thickness of said dispensing wall adjacent side walls of the capsule, wherein said capsule includes means for repeatedly increasing and decreasing an area of said dispensing opening during dispensing the beverage from said capsule such that a cycle of increasing and decreasing the area of said opening repeats as long as the liquid is added to the capsule. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A capsule for the preparation of beverages from soluble preparations after a liquid has been fed into said capsule, said capsule comprising:
a dispensing wall including an outlet lid portion to form a dispensing opening for said beverage, said lid portion integrally connected to the dispensing wall at a fracture line, and a thickness of said dispensing wall in an area adjacently surrounding said lid portion is greater than a thickness of said dispensing wall adjacent side walls of the capsule, and wherein at least part of said dispensing wall has a rigidity within the range of 10 to 55 N/mm measured by compression with a punch and deflection set to 3 mm such that an area of the dispensing opening repeatedly increases and decreases during dispensing of the beverage and a cycle of increasing and decreasing the area of said opening repeats as long as the liquid is added to the capsule. - View Dependent Claims (14)
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15. A capsule for the preparation of beverages from soluble preparations after a liquid has been fed to said capsule, said capsule comprising:
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a dispensing wall and a dispensing wall lid portion which opens to form a dispensing opening for said beverage, said lid portion integrally connected to the dispensing wall at a fracture line, and a thickness of said dispensing wall in an area adjacently surrounding said lid portion is greater than a thickness of said dispensing wall adjacent side walls of the capsule, wherein said capsule repeatedly increases and decreases an area of said dispensing opening during dispensing the beverage from said capsule such that a cycle of increasing and decreasing the area of said opening repeats as long as the liquid is added to the capsule, and a hinge connects the dispensing wall lid portion to the dispensing wall and biases the dispensing wall lid portion toward a closed position.
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16. A capsule for the preparation of beverages from soluble preparations after a liquid has been fed to said capsule, said capsule comprising:
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a dispensing wall and a dispensing wall lid portion that opens to form a dispensing opening for said beverage, said lid portion integrally connected to the dispensing wall at a fracture line, a thickness of said dispensing wall in an area adjacently surrounding said lid portion is greater than a thickness of said dispensing wall adjacent side walls of the capsule, and said dispensing opening is formed when pressurized liquid inside said capsule pushes said lid portion outwardly of said capsule, wherein said capsule repeatedly increases and decreases an area of said dispensing opening during dispensing the beverage from said capsule such that a cycle of increasing and decreasing the area of said opening repeats as long as the liquid is added to the capsule. - View Dependent Claims (17)
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Specification