Coffee capsule with a deformable sealing element
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A47J-031/00
B65D-085/804
출원번호
US-0302565
(2007-05-23)
등록번호
US-9102464
(2015-08-11)
우선권정보
CH-864/06 (2006-05-29)
국제출원번호
PCT/EP2007/054986
(2007-05-23)
§371/§102 date
20090701
(20090701)
국제공개번호
WO2007/137974
(2007-12-06)
발명자
/ 주소
Simanski, Bernd
출원인 / 주소
Nestec S.A.
대리인 / 주소
K&L Gates LLP
인용정보
피인용 횟수 :
3인용 특허 :
11
초록▼
A portion packaging for receiving a substance to produce a drink. This packaging includes a curved base, a transition region integrally formed in this base, a side wall which is integrally formed on this transition region and extends conically, and an edge which is integrally formed on this side wal
A portion packaging for receiving a substance to produce a drink. This packaging includes a curved base, a transition region integrally formed in this base, a side wall which is integrally formed on this transition region and extends conically, and an edge which is integrally formed on this side wall and protrudes outwardly. The base, the transition region and the side wall form a cavity for receiving the substance. The cavity has an opening which is closable with a film. A deformable sealing element is arranged on the portion packaging. Also, a device for producing a drink by extraction of same from a substance contained in a portion packaging.
대표청구항▼
1. A portion packaging for receiving a substance to produce a drink comprising a capsule having: a cavity with an opening for receiving a substance and,a side wall at said opening,an outwardly protruding edge which is integrally formed on the side wall at said opening,a film, anda deformable sealing
1. A portion packaging for receiving a substance to produce a drink comprising a capsule having: a cavity with an opening for receiving a substance and,a side wall at said opening,an outwardly protruding edge which is integrally formed on the side wall at said opening,a film, anda deformable sealing element which is integrally formed with the outwardly protruding edge, wherein said opening is closable by the film and wherein the deformable sealing element comprises a rollover edge having an essentially elliptical or oval cross-sectional shape defining an open interior cavity that facilitates deformation, and having a greater height than width,wherein at least a portion of the rollover edge is configured to be irreversibly deformed when producing the drink, and the rollover edge is integrally formed with a plurality of edge portions on an outer border of the protruding edge, with a first edge portion having a rounded shape and protruding downwards, a second edge portion being integrally formed on the first edge portion such that the second edge portion is arranged essentially at right angles to a surface of the protruding edge, a third edge portion being integrally formed on the second edge portion and having a rounded shape, and a fourth edge portion being integrally formed on the third edge portion with the fourth edge portion extending essentially parallel to the second edge portion and either being connected to the outer border of the protruding edge as said sealing element is deformed or being free-standing when said sealing element is not deformed, the fourth edge portion comprising a free end configured such that deformation of the deformable sealing element surrounds the free end by the four edge portions. 2. The portion packaging according to claim 1, wherein the rollover edge of the deformable sealing element is configured and dimensioned to be deformed by means of at least one of a holding-down device or a counterpart of a corresponding extraction device before or during an extraction operation in such a manner that a fluid-tight contact can be produced between the holding-down device or the counterpart and the sealing element. 3. The portion packaging according to claim 2, wherein the rollover edge of the deformable sealing element is configured and dimensioned to provide a spacing between a lower edge of the holding-down device and the protruding edge of the portion packaging after being deformed by the holding-down device when the holding-down device is closed. 4. The portion packaging according to claim 3, wherein the spacing has a height of 0.05 mm to 0.5 mm, extending from the protruding edge of the portion packaging to the lower edge of the holding-down device. 5. The portion packaging according to claim 4, wherein the sealing element is arranged on an outer border of the protruding edge. 6. The portion packaging according to claim 5, wherein the rollover edge is integrally formed on the outer border of the protruding edge, and in that the rollover edge extends upwards or downwards from the protruding edge and has one edge portion that assumes an essentially round cross-sectional shape. 7. The portion packaging according to claim 1, wherein the portion packaging is made from aluminum or an aluminum alloy. 8. The portion packaging according to claim 7, wherein the portion packaging includes a layer of plastic. 9. The portion packaging according to claim 1, wherein the portion capsule has an average wall thickness of 0.05 mm to 0.12 mm. 10. The portion packaging of claim 7 wherein the aluminum or aluminum alloy and rollover edge are shaped by a deep-drawing process. 11. The portion packaging of claim 7 which further comprises in the cavity a substance to produce a drink and the film that closes the opening of the cavity retains the substance in the cavity. 12. A device for producing a drink by extraction of same from a substance contained in a portion packaging according to claim 1, the portion packaging being insertable into the device, the device comprising; at least one holding-down device; anda counterpart with a punching plate,the holding-down device comprises a first depression that has an oval shape that is complementary to an upper portion of the deformable sealing element and positioned for producing a sealing deformation, the counterpart comprises a second depression that has an oval shape that is complementary to a lower portion of the deformable sealing element, the first and second depressions are aligned concentrically with each other and are configured to irreversibly deform at least a portion of the rollover edge of the sealing element of the portion packaging either before or during the extraction operation so that a fluid-tight contact can be produced between the holding-down device or the counterpart and the sealing element, and wherein the deformable sealing element is configured and dimensioned to provide a spacing between a lower edge of the holding-down device and the protruding edge of the portion packaging after being deformed by the holding-down device when the holding-down device is closed. 13. The device of claim 12 in combination with the portion packaging, wherein the portion packaging comprises: a cavity for receiving the substance. 14. A portion packaging for receiving a substance to produce a drink comprising a capsule having: a wall member shaped to form an open cavity for receiving a substance and including an outwardly protruding flange that includes a deformable sealing element which is integrally formed with a peripheral edge of the flange; anda film that contacts the flange to close the open cavity and wherein the deformable sealing element is peripherally spaced from the cavity opening and comprises a rollover edge of the flange having an essentially elliptical or oval cross-sectional shape defining an open interior cavity that facilitates deformation, with the shape of the flange of the rollover edge having a height that is between 1.25 and 6 times greater than that of the width and is spaced on the outwardly protruding edge by a distance of 1 to 5 mm from the side wall, such that the space between the cavity opening and sealing element is configured to receive a holding-down device or a counterpart of a corresponding extraction device before or during an extraction operation in such a manner that fluid-tight contact is achieved,wherein at least a portion of the rollover edge is configured to be irreversibly deformed when producing the drink, and the rollover edge is integrally formed with a plurality of edge portions on an outer border of the protruding edge, with a first edge portion having a rounded shape and protruding downwards, a second edge portion being integrally formed on the first edge portion such that the second edge portion is arranged essentially at right angles to a surface of the protruding edge, a third edge portion being integrally formed on the second edge portion and having a rounded shape, and a fourth edge portion being integrally formed on the third edge portion with the fourth edge portion extending essentially parallel to the second edge portion and either being connected to the outer border of the protruding edge as said sealing element is deformed or being free-standing when said sealing element is not deformed, the fourth edge portion comprising a free end configured such that deformation of the deformable sealing element surrounds the free end by the four edge portions. 15. A device for producing a drink by extraction of same from a substance contained in a portion packaging according to claim 14, the portion packaging being insertable into the device, the device comprising; at least one holding-down device; anda counterpart with a punching plate,the holding-down device comprising a first depression that has an oval shape that is complementary to an upper portion of the deformable sealing element and positioned for producing a sealing deformation, the counterpart comprising a second depression that has an oval shape complementary to a lower portion of the deformable sealing element, the first and second depressions are aligned concentrically with each other and are configured to irreversibly deform at least a portion of the rollover edge of the sealing element of the portion packaging either before or during the extraction operation so that a fluid-tight contact can be produced between the holding-down device or the counterpart and the sealing element, and wherein the deformable sealing element is configured and dimensioned to provide a spacing between a lower edge of the holding-down device and the protruding edge of the portion packaging after being deformed by the holding-down device when the holding-down device is closed. 16. The device according to claim 15, wherein, during the deformation operation, the fourth edge portion is urged into the rounded shape of the first edge portion. 17. The portion packaging according to claim 1, wherein the rollover edge has a height that is between 1.25 and 6 times greater than that the width and is spaced on the outwardly protruding edge by a distance of 1 to 5 mm from the side wall.
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이 특허에 인용된 특허 (11)
Favre Eric (Saint Barthelemy CHX), Apparatus for the preparation of an edible liquid.
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