EP1608564B1 - Can with a foil cover - Google Patents
Can with a foil cover Download PDFInfo
- Publication number
- EP1608564B1 EP1608564B1 EP04719960A EP04719960A EP1608564B1 EP 1608564 B1 EP1608564 B1 EP 1608564B1 EP 04719960 A EP04719960 A EP 04719960A EP 04719960 A EP04719960 A EP 04719960A EP 1608564 B1 EP1608564 B1 EP 1608564B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- bead
- membrane
- edge
- seam
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000011888 foil Substances 0.000 title abstract description 6
- 239000011324 bead Substances 0.000 claims abstract description 53
- 239000012528 membrane Substances 0.000 claims abstract description 46
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 230000008719 thickening Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 240000001439 Opuntia Species 0.000 description 1
- 235000004727 Opuntia ficus indica Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
- B65D77/10—Container closures formed after filling
- B65D77/20—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers
- B65D77/2024—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers the cover being welded or adhered to the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
- B65D77/10—Container closures formed after filling
- B65D77/20—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers
- B65D77/2024—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers the cover being welded or adhered to the container
- B65D77/2028—Means for opening the cover other than, or in addition to, a pull tab
- B65D77/2032—Means for opening the cover other than, or in addition to, a pull tab by peeling or tearing the cover from the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2251/00—Details relating to container closures
- B65D2251/0003—Two or more closures
- B65D2251/0006—Upper closure
- B65D2251/0018—Upper closure of the 43-type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2251/00—Details relating to container closures
- B65D2251/0003—Two or more closures
- B65D2251/0068—Lower closure
- B65D2251/0093—Membrane
Definitions
- the invention relates to a can with a membrane closure, in which a closure membrane is sealed on a peripheral in the head region of the can jacket fully circumferential bead to effectively counteract the peel forces caused by the contact surface of the membrane with the can jacket in the event of an occurring inside the can overpressure to act.
- Cans are resealable by means of a closure after opening, others, especially disposable cans, are emptied after opening and, depending on the material from which they are made, are disposed of as waste.
- Cans are usually made of cardboard, plastic or a thin sheet metal material.
- a membrane film As a closure material for cans, a membrane film, usually made of paper or aluminum, is often used. There are a large number of known solutions, of which only a few types are to be listed here. Frequently, a membrane foil in the form of a plate closing the can opening with projecting collar is sealed by means of this collar in the region of the can opening to the inner wall of the can.
- a membrane foil in the form of a plate closing the can opening with projecting collar is sealed by means of this collar in the region of the can opening to the inner wall of the can.
- EP 0 700 838 a can with a slightly upwards opening in the head area, a conical can jacket, to which a sealing membrane is sealed inside.
- CH 564456A a can according to the preamble of claim 1, with a membrane closure and a curb extending circumferentially on the edge of the can forms a bead on the inside of the can, whose task is to cooperate with a Einsteckdeckel in the form of a snap closure.
- the membrane is in a subsequent to the bead Solltrenn Scheme sealingly connected to the cylindrical part of the can inner wall.
- the invention has therefore set itself the goal of the stated disadvantages of the known prior art in cans with membrane closures remove.
- the object is achieved according to the invention, especially by providing a can, in the head area, just below the can edge, preferably at a distance of 1 to a maximum of 10 mm below the edge of the can, extending over the entire circumference of the can, inwardly directed bead on whose top is sealed a sealing membrane.
- top is to be understood in this context, the edge of the can side facing the bead.
- bottom is the inside of the cans facing side of the bead to understand.
- the bead according to the invention has a sufficient axial extent and, where appropriate, can be produced by rolling in a single operation, in a manner known per se. It can also hardly feather when sealing the sealing membrane, such as a membrane film. As a result, the connection of the can-closing membrane membrane is made more stable with the can jacket and still not difficult the tearing of the membrane film. Due to the inventive design of the bead after the FIGS. 1 and 3b In addition, the can is easily as good as completely empty and the weakening of the can jacket remains minimal. The arrangement of the bead directly or just below the edge of the can, the inner volume of the can is fully utilized to the upper limit of possibility.
- the present invention relates to a can with a membrane closure which, in the region of the can opening, preferably at a distance of 1 to 10 mm from the edge of the can, has a bead running around the entire circumference of the can in the can jacket, which is provided with a closure membrane, for example a membrane foil. in particular a tear-open film, is sealingly connected and wherein the can opening to the can or edge facing upper part and pointing to the can interior lower part of the bead - viewed vertically mounted box - equally or alternately either horizontally or obliquely inwards.
- any combination of horizontal and / or oblique bead upper and lower part is within the scope of the present invention.
- the dense bond between sealing membrane and can bead can be achieved by suitable measures such as by gluing or heat sealing.
- the membrane film which may preferably be made of paper or aluminum, with the obliquely or horizontally extending top of the bead either with the help of applied adhesive on this part - either fresh or after its cooling in a later episode by heat - tight to connect, or to seal using a heat seal layer applied to the film.
- this also ensures a better retention of the membrane film against unwanted removal (peeling) of the film from the bead from the inside, because in the direction of lifting of the adhesive surface only part of the upward, internal force is effective.
- An Indian Fig. 1 illustrated can jacket 1 has at its upper edge of the can 8 a bead 4. Somewhat below the upper edge of the can 8, ie preferably at a distance of 1 to 10 mm from the edge of the can, an inwardly facing, semicircular bead 3 is formed. On the to upper edge of the can 8 facing side 3a of the bead 3 is in a conventional manner, a membrane film 5 sealed 2, which may have a known tear tab, not shown. According to the invention, however, the membrane film is at least partially sealed to the top of the bead, preferably both at the top of the bead and at the adjoining, rectilinear portion of the can inner wall.
- the can body 1 is provided with a triangular bead 3, the edges or transitions in the can jacket, however, are preferably rounded.
- a membrane film 5 is sealed. 2. Because this section runs obliquely, the internal force acting on the membrane film 5 and originating from the can pressure is only partially effective as a peeling force. Thus, the metal foil 5 can afford greater resistance to unwanted and unwanted detachment.
- the can jacket 1 can also be completed with a lid 7, which is held in a form-fitting manner at the upper edge of the can 8, by engaging over the edge of the can 8 and preferably at least partially engages with a bead 6 in the bead 3.
- the embodiment allows according to Fig. 3b with a sloping bottom 3b of the bead 3 a residue-free, complete emptying of the contents of the can.
- the curvature of the bead between the - when erected box - horizontally extending, rectilinear upper part 3a to the oblique lower part 3b can be both edged and rounded.
- the oblique lower part 3b can be both rectilinear and curved, wherein the angle relative to the - when erected box - horizontal, straight upper part 3a of the bead 3 is of minor importance and any deviation of the lower part 3b from a horizontal course a complete emptying the can relieved.
- the bead according to the invention may, for example, have a clear (axial) height of 50%, optionally about 100 to 150% of its radial depth. But she can also do one Have lower clear height, in particular in the case of a - with upright box - horizontally extending top 3a of the bead 3 according to the FIGS. 3a and 3b ,
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
- Materials For Medical Uses (AREA)
- Rigid Containers With Two Or More Constituent Elements (AREA)
- Laminated Bodies (AREA)
- Packages (AREA)
Abstract
Description
Die Erfindung bezieht sich auf eine Dose mit Membranverschluss, bei der eine Verschlussmembran auf einer im Kopfbereich des Dosenmantels vollumfänglich umlaufenden Sicke angesiegelt ist, um im Falle eines im Inneren der Dose auftretenden Überdruckes den dadurch verursachten Schälkräften auf die Kontaktfläche der Membran mit dem Dosenmantel wirksam entgegen zu wirken.The invention relates to a can with a membrane closure, in which a closure membrane is sealed on a peripheral in the head region of the can jacket fully circumferential bead to effectively counteract the peel forces caused by the contact surface of the membrane with the can jacket in the event of an occurring inside the can overpressure to act.
Manche Dosen sind mittels eines Verschlusses nach ihrem Öffnen wieder verschließbar, andere, insbesondere Einwegdosen, werden nach ihrem Öffnen entleert und, je nach dem Material, aus dem sie gefertigt wurden, als Abfälle beseitigt. Dosen werden in der Regel aus Karton, aus Kunststoff oder aus einem dünnen Blechmaterial hergestellt.Some cans are resealable by means of a closure after opening, others, especially disposable cans, are emptied after opening and, depending on the material from which they are made, are disposed of as waste. Cans are usually made of cardboard, plastic or a thin sheet metal material.
Als Verschlussmaterial für Dosen wird oft eine Membranfolie, in der Regel aus Papier oder aus Aluminium, verwendet. Dafür gibt es eine große Anzahl von bekannten Lösungen, von denen hier nur einige Typen aufgezählt werden sollen. Häufig wird eine Membranfolie in Form eines die Dosenöffnung verschliessenden Tellers mit abstehendem Kragen mittels dieses Kragens im Bereich der Dosenöffnung an die Doseninnenwand gesiegelt. So offenbart beispielsweise
Bei der Ausübung eines Drucks von innen auf die Membran, z.B. beim Befüllen der Dose oder beim Transport im Flugzeug, kommt es zur Einwirkung einer Schälkraft auf die Verbindung der Membranfolie mit dem Flansch. Die Verbindung muss daher verhältnismäßig stark ausgebildet werden, um der Schälkraft entgegen wirken zu können, was aber wiederum das Aufreissen der Folie erschwert.When exerting a pressure from the inside of the membrane, for example when filling the can or during transport in the aircraft, it comes to the effect of a peel force on the connection of the membrane film with the flange. The Connection must therefore be made relatively strong in order to counteract the peel force, which in turn makes it difficult to rupture the film.
Während Sicken im Dosenmantel bisher meist als Verletzungsschutz bei Ringpull-Blechdeckeln zum Einsatz gelangt sind, sind im Stand der Technik nur wenige Dosen mit einer Sicke für andere Zwecke bekannt geworden, die sich jedoch von der Erfindung durch andere Aufgabenstellung und andere Massnahmen unterscheiden. So will z.B. die
Eine andere Art von Dosen mit einer Sicke und mit einem Membranverschluss zeigt das Dokument
Und schliesslich offenbart
Die Erfindung hat sich daher zum Ziel gesetzt, die angeführten Nachteile des bekannten Standes der Technik bei Dosen mit Membranverschlüssen zu beseitigen. Gelöst wird die Aufgabe erfindungsgemäss vor allem durch das Bereitstellen einer Dose, die im Kopfbereich, knapp unter dem Dosenrand, vorzugsweise in einem Abstand von 1 bis maximal 10 mm unter dem Dosenrand, eine über den gesamten Dosenumfang verlaufende, nach innen gerichtete Sicke aufweist, an deren Oberseite eine Verschlussmembran angesiegelt ist.The invention has therefore set itself the goal of the stated disadvantages of the known prior art in cans with membrane closures remove. The object is achieved according to the invention, especially by providing a can, in the head area, just below the can edge, preferably at a distance of 1 to a maximum of 10 mm below the edge of the can, extending over the entire circumference of the can, inwardly directed bead on whose top is sealed a sealing membrane.
Unter dem Begriff "Oberseite" ist in diesem Zusammenhang die dem Dosenrand zugewandte Seite der Sicke zu verstehen. Als "Unterseite" der Sicke ist die dem Doseninneren zugewandte Seite der Sicke zu verstehen.The term "top" is to be understood in this context, the edge of the can side facing the bead. As "bottom" of the bead is the inside of the cans facing side of the bead to understand.
Weiterbildungen und vorteilhafte Ausführungsformen der Erfindung sind in den Kennzeichen der abhängigen Ansprüche beschrieben.Further developments and advantageous embodiments of the invention are described in the characteristics of the dependent claims.
Die erfindungsgemässe Sicke weist eine ausreichende, axiale Erstreckung auf und ist gegebenenfalls - in an sich bekannter Weise - durch Rollen in einem einzigen Arbeitsgang herzustellen. Sie kann ausserdem beim Aufsiegeln der Verschlussmembran, beispielsweise einer Membranfolie, kaum mehr federn. Dadurch wird auch die Verbindung der die Dose verschliessenden Membranfolie mit dem Dosenmantel stabiler gestaltet und trotzdem das Aufreissen der Membranfolie nicht erschwert. Durch die erfindungsgemässe Ausbildung der Sicke nach den
Die vorliegende Erfindung bezieht sich auf eine Dose mit einem Membranverschluss, welche im Bereich der Dosenöffnung, vorzugsweise in einem Abstand von 1 bis 10 mm vom Dosenrand, eine um den gesamten Dosenumfang verlaufende Sicke im Dosenmantel aufweist, welche mit einer Verschlussmembran, beispielsweise einer Membranfolie, insbesondere einer Aufreissfolie, dichtend verbunden ist und wobei der zur Dosenöffnung bzw. zum Dosenrand weisende Oberteil und der zum Doseninneren weisende Unterteil der Sicke - bei senkrecht aufgestellter Dose betrachtet - gleichermassen oder alternierend entweder horizontal oder schräg nach innen verlaufen. Prinzipiell liegt jede Kombination von horizontalem und/oder schrägem Sickenober- und Unterteil im Rahmen der vorliegenden Erfindung. Es ist allerdings bevorzugt, dass zumindest der Unterteil der Sicke schräg verläuft, um ein vollständiges Entleeren der Dose zu erleichtern. Der dichte Verbund zwischen Verschlussmembran und Dosensicke kann durch geeignete Massnahmen wie beispielsweise durch Kleben oder Heisssiegelung erzielt werden.The present invention relates to a can with a membrane closure which, in the region of the can opening, preferably at a distance of 1 to 10 mm from the edge of the can, has a bead running around the entire circumference of the can in the can jacket, which is provided with a closure membrane, for example a membrane foil. in particular a tear-open film, is sealingly connected and wherein the can opening to the can or edge facing upper part and pointing to the can interior lower part of the bead - viewed vertically mounted box - equally or alternately either horizontally or obliquely inwards. In principle, any combination of horizontal and / or oblique bead upper and lower part is within the scope of the present invention. However, it is preferred that at least the lower part of the bead runs obliquely to facilitate complete emptying of the can. The dense bond between sealing membrane and can bead can be achieved by suitable measures such as by gluing or heat sealing.
Erfindungsgemäss wird die Möglichkeit geschaffen, die Membranfolie, die bevorzugt aus Papier oder Aluminium bestehen kann, mit der schräg oder horizontal verlaufenden Oberseite der Sicke entweder mit Hilfe von auf diesem Teil aufgetragenen Klebstoff - entweder frisch oder nach dessen Erkalten in späterer Folge durch Hitze - dicht zu verbinden, bzw. mit Hilfe einer auf der Folie aufgetragenen Heissiegelschichte zu versiegeln. Dadurch wird aber auch eine bessere Halterung der Membranfolie gegen ein ungewolltes Entfernen (Abschälen) der Folie von der Sicke von innen her gewährleistet, weil in Richtung des Abhebens von der Haftfläche nur ein Teil der nach oben gerichteten, inneren Kraft wirksam ist.According to the invention, the possibility is created, the membrane film, which may preferably be made of paper or aluminum, with the obliquely or horizontally extending top of the bead either with the help of applied adhesive on this part - either fresh or after its cooling in a later episode by heat - tight to connect, or to seal using a heat seal layer applied to the film. However, this also ensures a better retention of the membrane film against unwanted removal (peeling) of the film from the bead from the inside, because in the direction of lifting of the adhesive surface only part of the upward, internal force is effective.
Weitere Merkmale, Vorteile und Einzelheiten der Erfindung werden nun anhand der Zeichnungen näher erläutert. Dabei zeigen:
- Fig. 1
- eine erste Ausführungsform mit einer Befestigung der Membranfolie auf einer halbkreisförmigen Sicke, sowie am senkrechten Teil der Doseninnenwand mit dem Kragen der Membranfolie; die
- Fig. 2
- eine Ausführungsform die nicht ein Teil der Erfindung ist, mit einer Befestigung der Membranfolie ohne Kragen an einer dreieckförmigen Sicke, die unmittelbar unter dem oberen Dosenrand angeordnet ist; und
- Fig. 3a und 3b
- weitere Ausführungsformen der erfindungsgemässen Sicke.
- Fig. 1
- a first embodiment with an attachment of the membrane film on a semicircular bead, and on the vertical part of the can inner wall with the collar of the membrane film; the
- Fig. 2
- an embodiment which is not part of the invention, with a fastening of the membrane film without collar on a triangular bead, which is located immediately below the upper edge of the can; and
- Fig. 3a and 3b
- Further embodiments of the inventive bead.
Ein in der
Nach der Ausführungsform gemäß der
Im Falle von Sicken gemäss den Ausführungsformen der
Darüber hinaus erlaubt die Ausführungsform gemäss
Erfindungsgemäss wird auch gewährleistet, dass der Widerstand, den die Verbindung gegen die Schälkraft auszuüben hat, erhöht wird, ohne dass zum Aufreissen eine größere Kraft aufzubringen wäre. Somit wird ein Optimum zur Lösung der beiden, einander zum Teil widersprüchlichen technischen Anforderungen geschaffen.According to the invention, it is also ensured that the resistance which the connection has to exert against the peeling force is increased without a larger force being required for tearing open. Thus, an optimum solution of the two, sometimes conflicting technical requirements is created.
Erfindungsgemäss erübrigt sich ausserdem die Ausbildung und Verwendung einer zweiten Sicke, welche ansonsten bei Dosen dieser Art erforderlich ist. Hierdurch wird die quantitative Änderung der Reduktion der Anzahl der Sicken zu einer qualitativen Massnahme: Nutzung der einzigen Sicke zur Lösung von zwei unterschiedlichen Aufgaben.According to the invention, moreover, the formation and use of a second bead, which is otherwise required in cans of this type, is unnecessary. This makes the quantitative change in the reduction of the number of beads a qualitative measure: use of the single bead to solve two different tasks.
Es ist nur verständlich, dass die erfindungsgemäßen Massnahmen nicht nur eine einfache und kostengünstige Lösung liefern, sie tragen auch zur Beseitigung von Toleranzproblemen bei und machen zudem die Anwendung von komplizierten Werkzeugen überflüssig.It is only understood that the measures according to the invention not only provide a simple and cost-effective solution, they also contribute to the elimination of tolerance problems and also make the use of complicated tools superfluous.
Claims (7)
- Can with can casing (1), can edge (8) and a membrane seal, if necessary additionally with a cover (7), that is provided in can casing (1) close to the can edge (8), preferably at a distance of I to 10 mm from the can edge with a revolving seam (3) that points inward with an upper side (3a) that points toward the can edge and a lower side (3b), whereby the upper side (3a) and the lower side (3b) of the seam extend equally or alternate either horizontally or at an incline toward the interior, whereby a sealing membrane (5) is connected with the upper side (3a) of seam (3) in sealing manner,
characterized by, that the sealing membrane (5) is additionally connected in sealing manner with a straight, perpendicular part (1a) of the can casing (1) that is attached to the upper side of the seam (3). - Can according to claim 1, characterized by, that the seam (3) has an almost semi-circular or triangular cross section.
- Can according to claim 1, characterized by, that the seam (3) is provided with - when the can is positioned vertical - a horizontally extending upper side and a lower side that extends at an incline, if necessary, curvilinear.
- Can according to one of claims 1 to 3, characterized by, that the incline is approximately 45°.
- Can according to one of claims 1 to 4, characterized by, that the sealing membrane (5) is connected in sealing manner with the seam (3) and the part (1 a) of the can casing (11) that is attached to it by means of adhesion or hot sealing.
- Can according to one of claims 1 to 5, characterized by, that the sealing membrane (5) is a membrane film, in particular a tear film, preferably consisting of paper or aluminum.
- Can according to one of claims I to 6, with a can cover (7) that overlaps the can edge (8), characterized by, that the can cover (7) engages at least partially with seam (3) with an edge bead (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04719960A EP1608564B1 (en) | 2003-03-18 | 2004-03-12 | Can with a foil cover |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03005985 | 2003-03-18 | ||
EP03005985 | 2003-03-18 | ||
PCT/EP2004/002596 WO2004083066A1 (en) | 2003-03-18 | 2004-03-12 | Can comprising a foil seal |
EP04719960A EP1608564B1 (en) | 2003-03-18 | 2004-03-12 | Can with a foil cover |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1608564A1 EP1608564A1 (en) | 2005-12-28 |
EP1608564B1 true EP1608564B1 (en) | 2011-01-19 |
Family
ID=33016828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04719960A Expired - Lifetime EP1608564B1 (en) | 2003-03-18 | 2004-03-12 | Can with a foil cover |
Country Status (8)
Country | Link |
---|---|
US (1) | US20090014448A1 (en) |
EP (1) | EP1608564B1 (en) |
CN (1) | CN100393589C (en) |
AT (1) | ATE495984T1 (en) |
DE (1) | DE502004012126D1 (en) |
NZ (1) | NZ543034A (en) |
WO (1) | WO2004083066A1 (en) |
ZA (1) | ZA200508349B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AR052230A1 (en) * | 2004-11-12 | 2007-03-07 | Brasilata Embalagens Metalicas | CLOSURE PROVISION FOR A CAN |
DE602006011438D1 (en) * | 2005-03-01 | 2010-02-11 | Crown Packaging Technology Inc | PACKAGING DOSE |
EP1975076B1 (en) | 2007-03-27 | 2009-06-24 | Impress Verpackungen Erfstadt GmbH & Co. KG | Tin can and a method for manufacturing the same |
DE502008001929D1 (en) | 2007-12-10 | 2011-01-13 | Leonhardt Gmbh & Co Kg Geb | Container with easy-to-open closure element |
ES2405319T3 (en) | 2008-11-10 | 2013-05-30 | Crown Packaging Technology, Inc | Closure for container and its formation procedure |
WO2010102665A1 (en) * | 2009-03-11 | 2010-09-16 | Inventum Group B.V. | A container |
WO2012152608A1 (en) * | 2011-05-06 | 2012-11-15 | Crown Packaging Technology, Inc. | Peelback |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2044677A (en) * | 1935-03-29 | 1936-06-16 | Continental Can Co | Metal container |
GB532834A (en) * | 1939-09-21 | 1941-01-31 | Benger S Food Ltd | Improvements in cartons, canisters and the like |
FR917018A (en) | 1945-11-06 | 1946-12-23 | Sarl De Ferblanterie Et De Tol | Airtight closing device for metal cans with a cover |
US3394861A (en) * | 1967-02-23 | 1968-07-30 | James R. Truax | Multiple compartment container |
CH480993A (en) * | 1967-09-05 | 1969-11-15 | Boxal Beaurepaire S A | Device for closing a box |
US3955006A (en) * | 1971-06-30 | 1976-05-04 | Burton H. Sokolsky | Method of packaging food using a liner |
CH564456A5 (en) * | 1973-05-10 | 1975-07-31 | Sandherr Max Ag | Can with guaranteed closure - has closing membrane with tear-off flap glued to inner wall surface opening |
CH643502A5 (en) | 1980-03-25 | 1984-06-15 | Alusuisse | METAL CAN WITH MEMBRANE CLOSURE. |
US4359169A (en) * | 1981-08-28 | 1982-11-16 | Container Corporation Of America | Container end closure arrangement |
US4401231A (en) * | 1982-05-28 | 1983-08-30 | Container Corporation Of America | Container closure sealing member and method of forming |
CH659633A5 (en) * | 1983-05-05 | 1987-02-13 | Hoffmann Ag Geb | Ready-to-install sealing unit for a container, a method for mounting a sealing unit on a container body and a container |
CH668754A5 (en) * | 1985-07-10 | 1989-01-31 | Grabher Indosa Maschbau Ag | METHOD FOR CLOSING A CAN-CONTAINER BY MEANS OF A MEMBRANE. |
US4940158A (en) * | 1987-09-22 | 1990-07-10 | American National Can Company | Container and seam ring for container |
US5913446A (en) * | 1994-06-21 | 1999-06-22 | Von Holdt, Sr.; John W. | Plastic bucket and lid |
DE4431758A1 (en) | 1994-09-06 | 1996-03-14 | Nestle Deutschland Ag | Tin can with foil closure |
-
2004
- 2004-03-12 WO PCT/EP2004/002596 patent/WO2004083066A1/en active Application Filing
- 2004-03-12 US US10/552,661 patent/US20090014448A1/en not_active Abandoned
- 2004-03-12 DE DE502004012126T patent/DE502004012126D1/en not_active Expired - Lifetime
- 2004-03-12 EP EP04719960A patent/EP1608564B1/en not_active Expired - Lifetime
- 2004-03-12 AT AT04719960T patent/ATE495984T1/en active
- 2004-03-12 ZA ZA200508349A patent/ZA200508349B/en unknown
- 2004-03-12 NZ NZ543034A patent/NZ543034A/en not_active IP Right Cessation
- 2004-03-12 CN CNB2004800109437A patent/CN100393589C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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US20090014448A1 (en) | 2009-01-15 |
DE502004012126D1 (en) | 2011-03-03 |
ZA200508349B (en) | 2007-03-28 |
WO2004083066A1 (en) | 2004-09-30 |
CN100393589C (en) | 2008-06-11 |
EP1608564A1 (en) | 2005-12-28 |
CN1777546A (en) | 2006-05-24 |
ATE495984T1 (en) | 2011-02-15 |
NZ543034A (en) | 2010-04-30 |
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