Abstract: A capsule for preparing a beverage and/or nutritional product is disclosed that includes a body that forms a first compartment for liquid injection and a second compartment for containing beverage and/or nutritional ingredients. A separation wall separates the first and second compartments and includes an aperture for the liquid transfer from the first compartment to the second compartment. A separate liquid injector is inserted in and/or against the separation wall and is arranged for transferring liquid from the first compartment to the second compartment.

Abstract: The present invention concerns a capsule (1) defining a closed chamber for enclosing a mass of soluble and/or extractable food material, for use in a beverage preparation machine, comprising: (i) capsule side walls (2), (ii) a top membrane (3) pierceable by injection means (4) of the machine which are adapted to inject an extraction liquid under pressure inside said chamber, and (iii) a bottom wall (5) (iv) means (6, 7) adapted to open said chamber by relative engagement with the bottom wall (5) under the effect of the liquid pressure increase in the chamber during injection of said liquid characterized in that at least the portion of the top membrane surface which is to be pierced by the fluid injection means (4), comprises an elastic material having a tensile strength higher than 1 Mpa, preferably higher than 5 MPa, more preferably higher than 10 MPa and an elongation at break superior to 100%, preferably superior to 500%, such that said top membrane (3) recloses in a leaktight manner, after said fluid inje

Abstract: A capsule for the preparation of a nutritional product in a device adapted to supply liquid into the capsule. The capsule includes at least one compartment containing nutritional ingredients for the preparation of the nutritional product in combination with the supplied liquid, and a filter adapted for removing contaminants contained in the liquid. The capsule also has a selectively openable gas inlet which is placed on or in the capsule to allow gas introduction from outside the capsule into the compartment without passing through the filter.

Abstract: Device for producing a frothed liquid comprising a chamber opened to atmosphere with a transverse bottom wall and a longitudinal upward wall, at least one diluent inlet, at least one liquid delivery outlet. The at least one diluent inlet comprises a first diluent inlet provided through the upward wall and dimensioned and oriented for directing a thin jet of diluent in the chamber. The at least one liquid delivery outlet is configured in the bottom wall for liquid to rise up along the side of the upward wall by the jet of diluent entering the chamber as a result of the direction and dimension of the diluent inlet in the chamber.

Abstract: The invention relates to a capsule (10) for preparing a beverage and/or nutritional product, comprising a body (20) for forming integrally a first compartment (21) for liquid injection and a second compartment (22) for containing beverage and/or nutritional ingredients, a separation wall (30) for separating the first compartment (21) and the second compartment (22), the separation wall (30) comprising an aperture (31) for the liquid transfer from the first compartment to the second compartment, a separate liquid injector (40) comprising a liquid inlet (41) and a liquid outlet (42), wherein the liquid injector (40) is inserted in and/or against the separation wall (30), and is arranged for transferring liquid from the first compartment (21) to the second compartment (22).

Abstract: The present invention concerns a capsule (12) for the preparation of a food or beverage by injection therein of a fluid under pressure, comprising a chamber containing a substance, a bottom pierceable membrane (23), and opening means (24) allowing the capsule to be opened by piercing the bottom membrane for allowing the beverage to flow out of the capsule, the opening means (24) comprising a surface with a multitude of piercing elements (25) which are configured to engage the bottom membrane (23) under the effect of the rise in pressure in the chamber, characterized in that said opening means (23) further comprises at least one safety piercing element (26) that is surrounded by a safety wall (27) such that the apex (28) of said safety piercing element is located within the vicinity of said safety wall (27).

Abstract: Capsule (9) for use in a beverage preparation machine (1), said capsule comprising side (10), bottom (12) and top (11) walls defining a closed chamber, said chamber containing an ingredient, said capsule further comprising a beverage dispensing wall able to open for releasing a beverage prepared from said ingredient and said fluid, said capsule further comprising a pierceable plug (14) located adjacent to the inner side of the injection wall of the capsule, and made of a resilient material, said plug having a thickness between 0.5 mm and 10 mm, and said plug having shape and dimensions such as to be pierced through by the fluid injection element (20) when said capsule is functionally inserted within said machine, characterized in that said plug (14) is supported by a plug supporting member (16).

Abstract: Device for producing a frothed liquid comprising a chamber opened to atmosphere with a transverse bottom wall and a longitudinal upward wall, at least one diluent inlet, at least one liquid delivery outlet. The at least one diluent inlet comprises a first diluent inlet provided through the upward wall and dimensioned and oriented for directing a thin jet of diluent in the chamber. The at least one liquid delivery outlet is configured in the bottom wall for liquid to rise up along the side of the upward wall by the jet of diluent entering the chamber as a result of the direction and dimension of the diluent inlet in the chamber.

Abstract: Capsule (9) for use in a beverage preparation machine (1), said capsule comprising side (10), bottom (12) and top (11) walls defining a closed chamber, said capsule further comprising a beverage dispensing wall able to open for releasing a beverage prepared from said ingredient and said fluid, said capsule comprising a separating wall (14) within the chamber that separates, in a leak-tight manner, an ingredient-containing compartment (15), and a fluid injection compartment (16), said separating wall (14) comprising a one-way valve (17) able to let fluid under pressure flow only from the injection compartment towards the ingredient-containing compartment, said valve being actuated in its open configuration by the injection element (22) of the machine, wherein the one-way valve is either: (i) a spring-mounted ball valve, or alternatively (ii) a flexible resilient O-ring valve mounted in a circular channel of the separating wall.

Abstract: Device for producing a frothed liquid comprising a chamber opened to atmosphere with a transverse bottom wall and a longitudinal upward wall, at least one diluent inlet, at least one liquid delivery outlet. The diluent inlet is provided through the upward wall and is dimensioned and oriented for directing a thin jet of diluent in the chamber. The at least one liquid delivery outlet is configured in the bottom wall for liquid to rise up along the side of the upward wall by the jet of diluent entering the chamber as a result of the direction and dimension of the diluent inlet in the chamber.

Abstract: Capsule (9) for use in a beverage preparation machine (1), said capsule comprising side (10), bottom (12) and top (11) walls defining a closed chamber, said chamber containing an ingredient to be dissolved and/or extracted by a fluid injected under pressure within said capsule, said fluid being provided through an injection element (20) of the machine that is able to pierce an injection wall of the chamber, said capsule further comprising a beverage dispensing wall able to open for releasing a beverage prepared from said ingredient and said fluid, said capsule comprising a separating wall (14) within the chamber that separates, in a leak-tight manner:—an ingredient-containing compartment (15), and—a fluid injection compartment (16), said separating wall (14) comprising a one-way valve (17) able to let fluid under pressure flow only from the injection compartment (16) towards the ingredient-containing compartment (15).

Abstract: Filtration unit (12) for use in a beverage preparation machine using a container for preparing the beverage; the unit being adapted to engage a container holder (3) intended to be inserted in the machine; said filtration unit comprising a filter (14) and a protective casing (12) encompassing the filter; said casing comprising an inlet wall with at least one liquid inlet (24) and an outlet wall with at least one liquid outlet (25) for delivering filtered liquid to a container lodged in the container holder wherein the filter (14) is arranged in a removable manner from the casing.

Abstract: The present invention is directed to a capsule holder (8) for holding a closed capsule (9) in a beverage preparation machine (1), said capsule containing a beverage precursor ingredient, said machine being able to inject a fluid under pressure through a wall (11) of said capsule inside the latter such that said fluid and said precursor ingredient mix to make a beverage, said capsule holder (8) comprising a cup-shaped body (12) adapted to retain and hold said capsule, a handle (13), and guide means for removably inserting said capsule holder within said machine, wherein said capsule holder (8) further comprises pressure-releasing means (15) for releasing fluid pressure inside said capsule.

Abstract: Capsule and filter unit for the preparation of a nutritional product in a device adapted to supply liquid in the capsule. The capsule is constructed to have at least one compartment containing nutritional ingredients for the preparation of the nutritional product in combination with the supplied liquid, and a filter adapted for removing contaminants contained in the liquid. The filter is formed as a relatively rigid filter unit that includes a filter membrane and an outlet wall for supporting the filter membrane. The outlet wall has at least one liquid outlet communicating with the compartment.

Abstract: Device for producing a frothed liquid comprising a chamber 13 opened to atmosphere with a transverse bottom wall 14 and a longitudinal upward wall 15, at least one diluent inlet 18, at least one liquid delivery outlet 20, wherein the diluent inlet is provided through the upward wall and is dimensioned and oriented for directing a thin jet of diluent in the chamber, and wherein the at least one liquid delivery outlet is configured in the bottom wall for liquid to rise up along the side of the upward wall by the jet of diluent entering the chamber as a result of the direction and dimension of the diluent inlet in the chamber.

Abstract: Container holder (3) for use in a nutritional liquid preparation machine (1) for the preparation of a nutritional liquid from the mixture of ingredients contained in a container and liquid supplied by the machine in the container; said holder comprising a body with a container receiving seat (31) arranged for receiving the container (4) in a defined container sitting position and a filtration unit (12); such filtration unit comprising a liquid outlet (25) wherein the filtration unit is arranged with the container holder to be movable between a first position in which the container receiving seat (31) of the holder is uncovered for enabling the loading and unloading of the container in the container holder and a second position in which the container receiving seat (31) is covered by the filtration unit for enabling the liquid outlet (25) of the filtration unit to be positioned at the inlet side of the container (4) when a container is present in the container holder (3).

Abstract: The present invention concerns a beverage preparation machine (1) comprising: a reservoir (2) for a fluid, a brewing head (3) adapted to receive at least one ingredient capsule (100) comprising at least one beverage preparation ingredient (104), a pump (6) for pumping a predetermined volume of said fluid from said reservoir (2) to said brewing head (3), such that said fluid can be injected into said capsule (100), when said capsule (100) is received by said brewing head (3), to mix with said ingredient (104) under pressure and produce a predetermined volume of beverage, wherein the reservoir (2), the pump (6), and an inserted ingredient capsule (100) in use are in fluidic communication and form a fluid system (800), and wherein the beverage preparation machine (1) further comprises a pressure sensor (301; 302; 303; 304) adapted to measure internal pressure (P) within an ingredient capsule (100) inserted inside said brewing head (3), and a locking mechanism (401) adapted to prevent disconnection of the inserte

Abstract: The present invention concerns a capsule (1) defining a closed chamber for enclosing a mass of soluble and/or extractable food material, for use in a beverage preparation machine, comprising: (i) capsule side walls (2), (ii) a top membrane (3) pierceable by injection means (4) of the machine which are adapted to inject an extraction liquid under pressure inside said chamber, and (iii) a bottom wall (5) (iv) means (6, 7) adapted to open said chamber by relative engagement with the bottom wall (5) under the effect of the liquid pressure increase in the chamber during injection of said liquid characterized in that at least the portion of the top membrane surface which is to be pierced by the fluid injection means (4), comprises an elastic material having a tensile strength higher than 1 Mpa, preferably higher than 5 MPa, more preferably higher than 10 MPa and an elongation at break superior to 100%, preferably superior to 500%, such that said top membrane (3) recloses in a leaktight manner, after said fluid inje

Abstract: Capsule for the preparation of a nutritional product in a device adapted to supply liquid in the capsule, said capsule comprising: at least one compartment (13) containing nutritional ingredients for the preparation of the nutritional product in combination with the supplied liquid, a filter (18) adapted for removing contaminants contained in the liquid, wherein the filter (18, 20) has a filtering surface (F) smaller than the cross section (C) of the compartment and at least a part of its filtering surface (F) is preferably offset relative to the cross section (C) of the compartment when viewed in the axial projection of the capsule.

Abstract: The present invention relates to a capsule for delivering a food product by injection of a fluid under pressure into the capsule, said capsule having a chamber defined by capsule side walls, a flexible bottom wall and a top wall, said chamber containing at least one ingredient to be dissolved and/or extracted by said injection fluid, and a beverage dispensing structure having at least one dispensing opening disposed through the bottom wall, wherein said beverage dispensing structure includes a pressure retaining element adapted to retain a certain predetermined dissolution and/or extraction pressure in the chamber, disposed in the vicinity of the bottom wall, which includes a protrusion in correspondence to the dispensing opening so that said protrusion is disposed into the corresponding opening and restricts its diameter at the time injection fluid inside the capsule chamber moves said membrane towards said pressure retaining means.