CA2856042A1 - Lid of a container - Google Patents

Lid of a container Download PDF

Info

Publication number
CA2856042A1
CA2856042A1 CA2856042A CA2856042A CA2856042A1 CA 2856042 A1 CA2856042 A1 CA 2856042A1 CA 2856042 A CA2856042 A CA 2856042A CA 2856042 A CA2856042 A CA 2856042A CA 2856042 A1 CA2856042 A1 CA 2856042A1
Authority
CA
Canada
Prior art keywords
lid
sealing means
sealing
outlet opening
actuating element
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.)
Granted
Application number
CA2856042A
Other languages
French (fr)
Other versions
CA2856042C (en
Inventor
Christian Bratsch
Marc VON RETTBERG
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xolution Technology GmbH
Original Assignee
Xolution GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xolution GmbH filed Critical Xolution GmbH
Publication of CA2856042A1 publication Critical patent/CA2856042A1/en
Application granted granted Critical
Publication of CA2856042C publication Critical patent/CA2856042C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D17/00Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions
    • B65D17/50Non-integral frangible members applied to, or inserted in, preformed openings, e.g. tearable strips or plastic plugs
    • B65D17/506Rigid or semi-rigid members, e.g. plugs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D47/00Closures with filling and discharging, or with discharging, devices
    • B65D47/04Closures with discharging devices other than pumps
    • B65D47/06Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages
    • B65D47/12Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having removable closures
    • B65D47/14Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having removable closures and closure-retaining means
    • B65D47/147Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having removable closures and closure-retaining means for snap-on caps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D47/00Closures with filling and discharging, or with discharging, devices
    • B65D47/04Closures with discharging devices other than pumps
    • B65D47/20Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
    • B65D47/2018Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D2205/00Venting means
    • B65D2205/02Venting holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
  • Cartons (AREA)

Abstract

The invention relates to a lid of a container, in particular of a beverage can, having at least one outlet opening which penetrates the lid and can be re-closed by at least one closure element, which is arranged on the underside of the lid, and the at least one closure element can by an actuating element arranged on the upper side of the lid be moved from a closed position, in which the at least one outlet opening is closed, into an open position, in which the outlet opening is at least partially exposed, where the at least one closure element comprises a first sealing means for sealing the at least one outlet opening in relation to the underside of the lid and the actuating element has at least one second sealing means which seals the at least one outlet opening in relation to the upper side of the lid.

Description

Lid of a container The invention relates to a lid of a container, in particular of a beverage can, having at least one outlet opening which penetrates the lid and can be re-closed by at least one closure element, where the at least one closure element is arranged on the underside of the lid, and the at least one closure element can by an actuating element arranged on the upper side of the lid be moved from a closed position, in which the at least one outlet opening is closed, into an open position, in which the outlet opening is at least partially exposed, and the at least one closure element comprises a first sealing means for sealing the at least one outlet opening in relation to the underside of the lid.
Containers of the type described above are produced, for example, as re-closable beverage cans. In a particularly advantageous embodiment of such cans, a pour opening is provided in the lid panel that is like the remainder of the can made of metal, typically made of aluminum or tinplate. This opening is closed by a closure element bearing against the interior of the can at the lid panel. This closure element is moved by an actuating element actuatable from the exterior, for example, by a flap or a slider, from a closed position to an open position, whereby the pour opening is exposed for emptying the can and can again be closed in a tight manner after the initial opening. Such a beverage can be learned, for example, from the applicant's AT 507 950 Al .
A major problem with re-closable beverage cans is the required low bacterial count. After the initial opening and partial emptying of the beverage can, remains of the content often remain in the region of the pour opening, which after re-closuring are a source of contamination and hence of the occurrence of mold and the like.
It is therefore an object of the invention to provide a lid for a re-closable container that also after re-closure and during prolonged storage prevents contaminants from occurring or entering in the region of the can opening as well as possibly in the beverage can.
This object is according to the invention achieved in that the actuating element comprises at least one second sealing means that seals the at least one outlet opening in relation to the upper side of the lid. The combination of two sealing means leads to the fact that the first sealing means being arranged on the interior on the closure element prevents any leakage of the beverage contents via the outlet opening, whereas the second sealing means seals the outlet opening relative to the environment and thereby prevents contaminants from entering at the outlet opening during the production cycle, in particular during bottling, where appropriate during post treatment and during transportation to the customer.
In a particularly preferred embodiment of the invention, at least one further opening is provided, spaced apart from the at least one outlet opening and penetrating the lid, which is likewise sealed by the second sealing means relative to the upper side of the lid. This second opening penetrating the lid is a pressure equalization opening which when actuating the actuating element for opening the container is first exposed in order to relieve the pressure usually prevailing in the beverage can when it is filled with a carbonated beverage, in order to then expose the outlet opening itself. This second opening as well is susceptible to contamination, so that this pressure equalization opening is in this embodiment of the invention also sealed by the second sealing means which is arranged on the actuating element. It can also be provided, however, that this opening is by a further, third sealing means protected against contamination from the environment.
A particularly good seal is achieved when the second and/or third sealing means is formed as a sealing lip and/or a sealing edge. In a particularly preferred embodiment of the invention, the sealing lip or sealing edge forms an angle with the lid panel different from 90 degrees, which results in an improved seal against the environment.
It is presently particularly preferably provided that the second sealing means is formed integrally with the actuating device. This facilitates mounting the closure device on the lid during production and reduces misalignment and as a result any problems with the sealing properties of the second sealing means.
Since the actuating element is usually made of rigid plastic material, whereas the sealing means needs to exhibit flexible properties for sealing, it is particularly preferably provided that the actuating element is produced as a two-component injection-molded member in order to enable production as a member being integrally formed with the sealing means according to the invention.
In a further embodiment of the invention, the actuating element comprises at least one hinge over which the second sealing means extends. Opening the container and thereby exposing of the outlet opening is therewith facilitated in that the actuating element comprises a hinge which facilitates lifting and/or displacing the actuating element. The arrangement of the second sealing means over the hinge ensures that the outlet opening and possibly the ventilation opening are securely sealed when the container is re-closed. Reliable sealing of the opening located in the lid is in particular ensured when the second sealing means extends substantially parallel to the outer edge of the actuating element. In this manner, all openings in the lid panel covered by the actuating element are sealed by the second sealing means against the environment.
In a particularly preferred embodiment of the invention, at least one spacer element is arranged at least in part parallel to the second sealing means. The sealing means is due to the internal pressure and the deformation of the container lid resulting therefrom as well as during opening and re-closing of the container subjected to forces that accelerate the wear of the sealing means. The spacer element, preferably being formed as an outer edge, then has the duty to absorb these forces in order to thereby achieve a mechanical decoupling, thereby reducing the forces acting upon the sealing means.
In one variant with particular advantages the second sealing means comprises a first region which in the open position of the closure element is located in the region of the outlet opening and this first portion comprises only a sealing bead. It is often inevitable that the sealing element during the opening motion in a first region passes over the edge of the pour opening. A sealing lip can thereby or during a later closing motion be damaged or destroyed. It is therefore particularly advantageous that the sealing element is in these regions formed in a robust manner and comprises, for example, only a sealing bead. In practice, this is designed such that the sealing lip and the sealing bead unite in the transition to this first region.
In this, partially somewhat lesser sealing is accepted to avoid problems when opening and re-closing.
The invention is below explained in more detail by way of a non-restricting embodiment with accompanying figures.
Fig. 1 shows a perspective view of the lid according to the invention, Fig. 2 shows a sectional view of the lid of Fig. 1, Fig. 3 shows a sectional view of the actuating element shown in Fig. 1, Fig. 4 shows the underside of the actuating element facing the lid panel, Fig. 5 shows a further embodiment of the second sealing means in a sectional view, and Fig. 5a and Fig. 5b show variants of Fig.5.
Fig. 1 shows a lid 100 according to the invention in a perspective view, where on the lid panel 101, an actuating element 110 is arranged which is designed in two parts, and the actuating element 110 comprises a fixation element 110a that is via a hinge 111 in connection with a sliding element 110b.
As shown in the sectional view of Fig. 2, the lid panel 101 comprises a pour opening 103 which is in the closed position of the actuating element 110 closed by a closure element 120 arranged below the lid panel 101. This closure element 120 comprises a first sealing means 121 that seals the container content in relation to the underside of the lid panel (101), thereby preventing leakage of the re-closed beverage can.
In the lid panel 101, an opening is furthermore arranged which continues in the closure element 120 as a pressure equalization opening 122 into which a pin 112 of the fixation element 110 engages when the container is closed.
Fig. 3 shows the actuating element 110 in a sectional view, where on the underside of the actuating element 110, a second sealing means 130 is arranged which extends substantially along the outer edge of the actuating element 110 (Fig. 4). Furthermore, a third sealing means 131 is disposed on the fixation element 110a and surrounds the pin 112. This third sealing means 131 is formed as a double seal comprising a sealing lip 131a and a sealing bead 131b which is formed in the manner of an 0-ring. In this, the sealing bead 131b serves not only for sealing purposes but also as a spacer element that protects the sealing lip from excessive load during improper opening or closing. The sealing lip 131a intersects the bearing plane El of the actuating element 110 on the lid panel 101 at an angle of about 40 to 50 .
With the arrangement of the inventive third sealing means 131 on the underside of the actuating element 110, the pressure equalization opening 122 is sealed in relation to the environment when the container is closed.
In this embodiment of the invention the second and the third sealing means 130, 131 are made from a single material, namely the same as that of the actuating element 110.
The sealing lip 131a is designed in a particularly slim manner in order to achieve sufficient flexibility and thereby sealing.

Figs. 5 show further embodiments of the third sealing means 131 according to the invention, where it should be noted that the following comments apply analogously to the second sealing element 130.
A sealing edge 131b of the sealing bead is in the variant of Fig. 5 further provided in addition to a sealing lip 131a, where the entire sealing means 131 is designed as a soft component of an actuating element 110 produced by two-component injection-molding.
The variant of Fig. 5a provides that only the sealing lip 131a is made of soft material, and a variant is shown in Fig. 5b which provides an actuating element 110 with the sealing means 131 made of a single material resulting in cost advantages. In this case, the design of the sealing lip 131a is crucial in order to ensure an adequate seal.
It is understood that the lid according to the invention is not restricted to the embodiment described above The second sealing means can in particular be arranged in different ways on the actuating element and have different cross-sections. It is essential that the outlet opening in the lid panel and an optionally provided pressure equali2:ation opening are sealed from the environment by appropriate sealing means on the actuating element.

Claims (13)

1. Lid (100) of a container, in particular of a beverage can, having at least one outlet opening (103) which penetrates said lid (100) and can be re-closed by at least one closure element (120), where said at least one closure element (120) is arranged on the underside of said lid (100), and said at least one closure element (120) can by an actuating element (110) arranged on the upper side of said lid (100) be moved from a closed position, in which said at least one outlet opening (103) is closed, into an open position, in which said outlet opening (103) is at least partially exposed, where said at least one closure element (120) comprises a first sealing means (121) for sealing said at least one outlet opening (103) in relation to said underside of said lid (100) characterized in that said actuating element (110) comprises at least one second sealing means (130) which seals said at least one outlet opening (103) in relation to said upper side of said lid (100).
2. Lid (100) according to claim 1, characterized in that at least one further opening (122) is provided, spaced apart from said at least one outlet opening (103) and penetrating said lid (100), which is likewise sealed by said second sealing means (130) relative to said upper side of said lid (100).
3. Lid (100) according to claim 2, characterized in that a third sealing means (131) seals said at least one further opening (122) in relation to said surface of said lid (100).
4. Lid (100) according to one of the claims 1 to 3, characterized in that said second and/or third sealing means (130, 131) is designed as a sealing lip (131a) and/or as a sealing edge (131b).
5. Lid (100) according to claim 4, characterized in that said sealing lip (131a) forms an angle with said lid (100) different from 90°.
6. Lid (100) according to one of the claims 1 to 5, characterized in that said second and/or third sealing means (130, 131) is designed integrally with said actuating element (110).
7 7. Lid (100) according to one of the claims 1 to 6, characterized in that said actuating element (110) is manufactured as a two-component injection-molded member.
8. Lid (100) according to one of the claims 1 to 7, characterized in that said actuating element (110) comprises at least one hinge (111) over which said second sealing means (130) extends.
9. Lid (100) according to one of the claims 1 to 8, characterized in that said second sealing means (130) extends substantially parallel to the outer edge of said actuating element (110).
10. Lid (100) according to one of the claims 1 to 9, characterized in that said second sealing means (130) extends substantially along said outer edge of said actuating element (110).
11. Lid (100) according to one of the claims 1 to 10, characterized in that said second and/or said third sealing means (130, 131) is designed at least partly as a double seal.
12. Lid (100) according to claim 11, characterized in that said double seal is composed of a sealing lip (131a) and a sealing bead (131b).
13. Lid (100) according to one of the claims 1 to 10, characterized in that said second sealing means (130) comprises a first region which is in the open position of said closure element (120) located in the region of said outlet opening (103), and that said first region comprises only a sealing bead (131b).
CA2856042A 2011-11-15 2013-01-14 Lid of a container Active CA2856042C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA1688/2011A AT511815B1 (en) 2011-11-15 2011-11-15 COVER OF A CONTAINER
PCT/EP2013/050602 WO2013079730A1 (en) 2011-11-15 2013-01-14 Lid of a container

Publications (2)

Publication Number Publication Date
CA2856042A1 true CA2856042A1 (en) 2013-06-06
CA2856042C CA2856042C (en) 2016-06-21

Family

ID=47833609

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2856042A Active CA2856042C (en) 2011-11-15 2013-01-14 Lid of a container

Country Status (8)

Country Link
US (1) US20140332548A1 (en)
EP (1) EP2780246B1 (en)
CN (1) CN104093639B (en)
AT (1) AT511815B1 (en)
CA (1) CA2856042C (en)
ES (1) ES2546534T3 (en)
PL (1) PL2780246T3 (en)
WO (1) WO2013079730A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8857644B2 (en) 2008-11-26 2014-10-14 B.E. Inventive, Llc Container
US20140061250A1 (en) * 2012-08-28 2014-03-06 Robert Turcotte Recessed Container Closure and Method of Increasing Advertising Space on a Container using a Recessed Container Closure
PL2952438T3 (en) * 2014-06-05 2018-01-31 Xolution Gmbh Container lid with closure
JP1555712S (en) * 2015-11-27 2016-08-08
WO2019113272A1 (en) 2017-12-08 2019-06-13 Crown Packaging Technology, Inc. Beverage can ends having a gas charging port
CA3066168A1 (en) * 2018-03-14 2019-09-19 Elliptica Innovations Inc. Beverage can and lid thereof
PL3590859T3 (en) 2018-07-04 2021-11-15 Xolution Gmbh Reclosable can lid
EP3590860B1 (en) * 2018-07-04 2021-06-16 Xolution GmbH Reclosable can lid
RS61973B1 (en) 2018-12-17 2021-07-30 Re Lid Eng Ag Closure system for drink cans

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US4407423A (en) * 1982-03-15 1983-10-04 The Continental Group, Inc. Detachable resealable closure
US4746032A (en) * 1987-08-18 1988-05-24 Meei Huey Tai Quick-release resealable beverage can cover assembly
US5622273A (en) * 1995-09-15 1997-04-22 Crown Cork & Seal Company, Inc. Resealable snap-fit plastic closure
US6626314B1 (en) * 2001-03-13 2003-09-30 Rexam Beverage Can Company Resealable closure for beverage container
WO2005068312A1 (en) * 2004-01-13 2005-07-28 Bound2B B.V. Device for sealing food product containers and food product container provided with such a device
US7152753B2 (en) * 2004-04-23 2006-12-26 Huffman Todd A Re-sealable can mechanism
DE602005021900D1 (en) * 2004-07-23 2010-07-29 4Sight Innovation Bv CLOSING DEVICE FOR A FOOD CONTAINER, IN PARTICULAR A BEVERAGE CONTAINER, LID AND FOOD CONTAINER
EP1767464A1 (en) * 2005-09-23 2007-03-28 Crown Packaging Technology, Inc Sealing device for a container
JO2803B1 (en) * 2006-05-10 2014-03-15 كراون باكيجنج تكنولوجي،انك. Opening Device
AT505756B1 (en) * 2008-02-21 2009-04-15 Christian Dipl Ing Bratsch COVER OF A CONTAINER
JP5183796B2 (en) * 2008-03-27 2013-04-17 エクソリューション ゲーエムベーハー Container seal
US8857644B2 (en) * 2008-11-26 2014-10-14 B.E. Inventive, Llc Container
AT507950B1 (en) * 2009-02-23 2011-07-15 Xolution Gmbh COVER OF A CONTAINER
EP2432704B1 (en) * 2009-05-22 2016-12-14 Crown Packaging Technology, Inc. Improved resealable beverage can ends
AT508717B1 (en) * 2009-09-07 2011-06-15 Xolution Gmbh COVER OF A CONTAINER
AT510368B1 (en) * 2010-09-07 2013-04-15 Xolution Gmbh COVER OF A CONTAINER
PL2952438T3 (en) * 2014-06-05 2018-01-31 Xolution Gmbh Container lid with closure

Also Published As

Publication number Publication date
CN104093639A (en) 2014-10-08
AT511815B1 (en) 2013-03-15
CA2856042C (en) 2016-06-21
ES2546534T3 (en) 2015-09-24
EP2780246A1 (en) 2014-09-24
CN104093639B (en) 2016-08-24
US20140332548A1 (en) 2014-11-13
WO2013079730A8 (en) 2013-12-27
PL2780246T3 (en) 2016-01-29
EP2780246B1 (en) 2015-08-12
AT511815A4 (en) 2013-03-15
WO2013079730A1 (en) 2013-06-06

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Effective date: 20140515