대표
청구항
▼
1. A tapping assembly for a beverage, comprising a bag-in-container comprising a first container and a second container,wherein the first container has a neck portion and the second container is suspended in the first container, from the neck portion thereof,wherein a neck region of the bag-in-container is provided with at least one opening through a wall of the neck portion of the first container into a space between the first and second containers,wherein the assembly further comprises a connecting device, connected or connectable to the neck region of...
1. A tapping assembly for a beverage, comprising a bag-in-container comprising a first container and a second container,wherein the first container has a neck portion and the second container is suspended in the first container, from the neck portion thereof,wherein a neck region of the bag-in-container is provided with at least one opening through a wall of the neck portion of the first container into a space between the first and second containers,wherein the assembly further comprises a connecting device, connected or connectable to the neck region of the bag-in-container,wherein the connecting device comprises at least one gas connecting element for connecting to the at least one opening,wherein the gas connecting element is connected to a source of pressurized gas. 2. The tapping assembly according to claim 1, wherein the first and second container have a body portion, wherein the first and second container are gas tightly connected to each other at the neck portions thereof, at a side of the at least one opening opposite the body portions. 3. The tapping assembly according to claim 1, wherein the first container is more rigid than the second container, at least with respect to body forming portions thereof, whereas the at least one opening opens into said space in a substantially radial direction, perpendicular to a longitudinal axis of the neck region, and wherein the connecting element connects to said at least one opening in substantially the same radial direction. 4. The tapping assembly according to claim 1, wherein the neck portion of the first container is provided with at least one first coupling element and the connecting device is provided with at least one complementary second coupling element, wherein the connecting device is or can be coupled to the neck region, wherein said at least one connecting element is or becomes connected to the at least one opening. 5. The tapping assembly according to claim 1, wherein the connecting device comprises a first and second part, moveable relative to each other, wherein in a first relative position of the parts the connecting element is in a retracted position and in a second relative position of the parts the connecting element is in an extended position,wherein the connecting device comprises a mechanism configured wherein movement of the connecting element between the retracted and the extended positions and vice versa is enforced by the relative movement of the parts through said mechanism,wherein the first and second part are rotatable relative to each other around a longitudinal axis of the neck region of the bag-in-container,wherein the said relative rotation of the parts enforces said movement of the connecting element. 6. The tapping assembly according to claim 1, wherein the connecting device comprises an overpressure release connector, in a connecting line for the source of pressurized gas or for connecting to the first opening or to a second opening provided in said neck region of the bag-in-container. 7. The tapping assembly according to claim 1, wherein the first and second containers are closed off at the neck portions to each other and/or by a closure, comprising a valve, wherein the connecting device comprises a connector in an opening positioned over the valve when the connecting device has been connected to the neck region,wherein when the connector is placed in said opening with the connecting device connected to the bag-in-container, the connector opens the valve. 8. The tapping assembly according to claim 7, wherein the connector is provided with an opening in and/or through which a dispense line extends, which at one end is connected to a dispense adaptor for connecting to and opening the valve,wherein the opposite end of the dispense line can be provided with a valve, especially an in-line valve,wherein the dispense line and the dispense adapter are disposable. 9. An air connecting unit for use in the tapping assembly of claim 1. 10. The tapping assembly according to claim 1, wherein the connecting element is movable relative to the opening at least partially in a direction substantially perpendicular to a longitudinal axis of the neck region of the bag-in-container. 11. The tapping assembly according to claim 10, wherein the first and second neck portions have an axial direction and the opening extends in a substantially radial direction of the relevant neck portion of the first or second neck region and wherein the connecting element is movable in said substantially radial direction, between a release position spaced apart from the opening and a connecting position gastight connecting to said opening. 12. The tapping assembly according to claim 1, wherein said at least one opening is provided in the neck portion of the first container. 13. The tapping assembly according to claim 5, wherein the mechanism is an at least partly rotating mechanism. 14. The tapping assembly according to claim 6, wherein the first and second opening are positioned radially opposite each other. 15. The tapping assembly according to claim 1, wherein the first and second containers have been integrally blow moulded into the bag-in-container. 16. A connecting device for connecting a dispense line and a gas line to a bag-in-container, comprising a first part and a second part, movably connected to said first part, wherein at least one of the first and/or second part is provided with a coupling opening extending in a substantially axial direction, with coupling elements for connecting the device to a part of a bag-in-container extending inside said coupling opening,wherein the connecting device is further provided with at least one gas connecting element, movable between an extended position in which the gas connecting element extends at least partly inside said coupling opening and a retracted position in which the gas connecting element extends less or not into said coupling opening, the connecting device further comprising a mechanism for moving the at least one gas connecting element between the extended position and the retracted position by relative movement of the first and second parts,wherein the gas connecting element is movable from a side wall of the coupling opening, in a substantially radial direction of the coupling opening. 17. The connecting device according to claim 16, wherein the coupling opening extends through the connecting device, wherein a connector is releasable provided in one end of the coupling opening, wherein: the connector comprises a coupler for opening a valve of a container to which the connecting device is connected and a tapping line extending from said connector; orthe connector comprises an opening in and/or through which a dispense line extends, which at one end is connected to a dispense adaptor for connecting to and opening the valve of a container to which the connecting device is connected;wherein the opposite end of the dispense line can be provided with a valve, especially an in-line valve, wherein the dispense line and the dispense adapter are disposable. 18. The connecting device according to claim 16, wherein a gas inlet line is coupled to the at least one connecting element, for introducing gas under pressure into the space between inner and outer containers of a bag-in-container to which the connecting device is connected. 19. The connecting device according to claim 16, wherein the connecting device further comprises an overpressure release device, for coupling to at least a second opening in a neck region of a bag-in-container to which the connecting device is connected. 20. The connecting device according to claim 16, wherein the first and second part are rotatable relative to each other around an axis of the coupling opening, wherein the said relative rotation of the parts closes off said coupling elements of the coupling device,wherein complementary coupling elements of a container to which the connecting device is coupled are locked within said coupling elements of the connecting device and simultaneously forces the at least one connecting element to the extended position. 21. A bag-in-container comprising a neck region of the bag-in-container is provided with at least one gas inlet opening extending substantially radially there through, through a wall of a neck portion of an outer container of said bag-in-container, into a space between the outer container and an inner container adjacent thereto,wherein the neck portion of the inner container or the neck portion of the outer container is provided with coupling elements for coupling of a connecting device thereto,wherein the bag-in-container is integrally blow moulded from a preform assembly. 22. The bag-in-container according to claim 21, manufactured by blow moulding from at least an inner and an outer plastic preform wherein the outer preform forms at least part of the outer container and the inner preform forms at least part of the bag or inner container, andwherein a closure ring is mounted on the inner and outer container, at least closing off a space between said inner and outer container into which space said at least one opening opens. 23. The bag-in-container according to claim 22, wherein the outer container and inner container have first and second neck portions,wherein the ring is mounted to the free ends of the first and second neck portions. 24. The bag-in-container according to claim 21, wherein the bag is suspended by a neck portion in the neck portion of the outer container,wherein the neck portions both have a free end opposite a body portion of the bag-in-container,wherein a closure ring is connected to the free edges of the neck portions of the inner and outer containers,wherein the free edge of the neck portion of the inner container lies at a level closer to the body portion than the free edge of the neck portion of the outer container,wherein the ring extends at least partly into the neck portion of the outer container. 25. The bag-in-container according to claim 21, wherein: the inner container has a free edge opposite a body portion of the bag-in-container, which free edge is provided with an annular groove open to the side opposite the body portion, and wherein a ring is mounted to the free edge, having a skirt extending into said groove and/orthe inner container is provided at the neck region with an outward facing flange, which has an edge positioned close to or in abutment with an inner surface of the outer container above the at least one opening, substantially closing off the space between the neck portions of the inner and outer containers, for preventing debris from entering the space between the inner and outer containers, especially during mounting of a closure ring to the inner and/or outer container. 26. The bag-in-container according to claim 22, wherein the ring is mounted to the inner and outer containers by spin welding. 27. The bag-in-container according to claim 22, wherein the ring is provided with an opening, opening into the bag or inner container, which opening is closed by a valve. 28. The bag-in-container according to claim 22, wherein the ring is provided with at least one wall circumferential wall part, wherein teeth are provided on said wall part for engaging a spin welding tool. 29. A set of preforms for forming the bag-in-container according to claim 21. 30. A method for forming the bag-in-container according to claim 21, comprising integrally blow moulding the bag-in-container from at least two super positioned preforms or an integral, multilayer preform, wherein an outer container and an inner container or bag are formed,wherein prior to or after blow moulding the bag-in-container a closure ring is connected to the inner and/or outer container, closing off a space between the inner and outer containers, andwherein at least one opening is provided in a peripheral wall of a neck portion of the outer container, opening into said space, for introducing gas under pressure into said space and compressing the inner container within the outer container,wherein the inner container is filled with beverage and a valve is mounted in or on an opening in said ring, opening into said inner container. 31. The method according to claim 30, wherein the ring is welded onto the bag-in-container prior to filling the bag-in-container and the valve is mounted to the ring after filling the bag-in-container with beverage. 32. The bag-in-container according to claim 21, wherein the opening extends through a wall of the outer container. 33. The bag-in-container according to claim 21, wherein coupling elements are provided at opposite sides of said at least one opening, seen in circumferential direction. 34. The bag-in-container according to claim 22, wherein the inner and outer preform are integrally blow moulded to form a bag-in-container. 35. The bag-in-container according to claim 23, wherein the ring is mounted by welding. 36. The bag-in-container according to claim 24, wherein the ring is mounted by welding. 37. The bag-in-container according to claim 24, wherein the at least one opening in the neck region is positioned at a level between the free edges of the neck portions of the inner and outer containers. 38. The bag-in-container according to claim 27, wherein the valve is an aerosol valve and/or a valve mounted to the ring by clinching. 39. The bag-in-container according to claim 28, wherein said wall part extends substantially parallel to a longitudinal axis of the bag-in-container or at least of the neck region thereof. 40. The bag-in-container according to claim 30, wherein the ring is mounted by welding. 41. The bag-in-container according to claim 40, wherein the ring is mounted by spin welding. 42. The bag-in-container according to claim 21, wherein multiple coupling elements are provided, wherein the coupling elements are provided spaced apart from each other in a circumferential direction of the relevant neck region. 43. A bag-in-container comprising a neck region with an least one opening extending substantially radially there through, into a space between an outer container and an inner container adjacent thereto, wherein the neck region is provided with coupling elements for coupling of a connecting device thereto, wherein the bag-in-container is manufactured by blow moulding from at least an inner and an outer plastic preform,wherein the outer preform forms at least part of the outer container and the inner preform forms at least part of the bag or inner container, andwherein a closure ring is mounted on the inner and outer containers, at least closing off a space between said inner and outer container into which space said at least one opening opens,wherein the ring is provided with at least one wall circumferential wall part, wherein teeth are provided on said wall part for engaging a spin welding tool. 44. The bag-in-container according to claim 43, wherein the inner and outer preform have been blow moulded. 45. The bag-in-container according to claim 43, wherein said wall part extends substantially parallel to a longitudinal axis of the bag-in-container or at least of the neck region thereof. 46. The bag-in-container according to claim 43, wherein coupling elements are provided at opposite sides of said at least one opening, seen in circumferential direction. 47. The bag-in-container according to claim 43, wherein the inner and outer preform have been integrally blow moulded to form a bag-in-container. 48. A method for forming a container, comprising integrally blow moulding a bag-in-container from at least two super positioned preforms or an integral, multilayer preform, wherein an outer container and an inner container or bag are formed, wherein prior to or after blow moulding the container a closure ring is connected to the inner and/or outer container, closing off a space between the inner and outer containers, andwherein at least one opening is provided in a peripheral wall of a neck portion of the outer container, opening into said space, for introducing gas under pressure into said space and compressing the inner container within the outer container,wherein the inner container is filled with beverage and a valve is mounted in or on an opening in said ring, opening into said inner container.
