EP1218255B1 - Procédé d'étanchéification de l'embouchure d'un récipient - Google Patents

Procédé d'étanchéification de l'embouchure d'un récipient Download PDF

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Publication number
EP1218255B1
EP1218255B1 EP00965978A EP00965978A EP1218255B1 EP 1218255 B1 EP1218255 B1 EP 1218255B1 EP 00965978 A EP00965978 A EP 00965978A EP 00965978 A EP00965978 A EP 00965978A EP 1218255 B1 EP1218255 B1 EP 1218255B1
Authority
EP
European Patent Office
Prior art keywords
container
sealing element
rim portion
closure cap
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
Application number
EP00965978A
Other languages
German (de)
English (en)
Other versions
EP1218255A1 (fr
Inventor
Bernd Klatte
Peter Huber
Gunnar Kreinfeldt
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.)
Tetenal Photowerk & Co GmbH
Original Assignee
Tetenal Photowerk & Co 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 Tetenal Photowerk & Co GmbH filed Critical Tetenal Photowerk & Co GmbH
Publication of EP1218255A1 publication Critical patent/EP1218255A1/fr
Application granted granted Critical
Publication of EP1218255B1 publication Critical patent/EP1218255B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • B65D51/20—Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing
    • B65D51/22—Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing having means for piercing, cutting, or tearing the inner closure
    • B65D51/228—Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing having means for piercing, cutting, or tearing the inner closure a major part of the inner closure being removed from the container after the opening
    • 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
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/06—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages
    • B65D47/08—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having articulated or hinged closures
    • B65D47/0804—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having articulated or hinged closures integrally formed with the base element provided with the spout or discharge passage
    • B65D47/0833—Hinges without elastic bias
    • B65D47/0838—Hinges without elastic bias located at an edge of the base element
    • 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
    • B65D2251/0025—Upper closure of the 47-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 method for sealing a pouring opening of a container by means a sealing element covering the pouring opening made of a flat layer material according to the preamble of claim 1.
  • the invention relates in particular, but not exclusively, to containers for storage photochemical substances for use in photo-developing equipment.
  • containers for storage photochemical substances for use in photo-developing equipment.
  • photo-developing equipment often come three or more containers, filled with different photochemical Substances used. So far, predominantly liquid substances are used, which in Reserved containers are placed by hand in the photo developer and in it located memory had to be emptied.
  • putverformiger substances although these offer a variety of advantages over liquid substances, one has far removed, since such substances are sensitive to moisture and in the Environment in which they are used, easily unusable due to moisture absorption can be.
  • powdery substances would be used in photo development equipment be easier to handle.
  • Known US 4359169A is a container with cap and a pouring element covered and sealed by a sealing element, wherein the Sealing element with an edge region of the closure cap and an edge region of the container is connected by means of a hot-seal adhesive as soon as the edge areas and the sealing element brought into a sandwich-like relationship with each other and those related to each other Edge regions adjacent hot adhesive pads have been activated on the sealing element.
  • the object of the invention is to provide a method of the type mentioned, with the Container for storing preferably powdered substances hermetically sealed and can be resealed dust-tight after emptying, leaving a trouble-free Disposal of the container should be possible and the containers in equipment or devices for Processing of the substances can be mechanically opened and emptied without residue.
  • a feature of the invention is that by a sealing element made of a flat, gas and moisture-impermeable layer material the pouring opening of a container is hermetically sealed, so that therein also e.g. moisture-sensitive powdery substances easily over long storage periods and in moist environment can be stored.
  • the sealing element is preferably with a Area of the container circumferentially detachably connected from the pouring opening, so that a smooth pouring edge remains.
  • the hermetic seal of the container opening is in one Designed such that for emptying the container in a device or equipment, e.g. a photo developer, basically no operator required is.
  • the container carries the general reference numeral 1.
  • the container 1 is only fragmentary at a container area near a mouth neck defining a pouring passage 2 3 shown.
  • the container 1 can be stored in any manner according to the one stored therein Be formed fluid and the intended use.
  • the container provides 1 is a blow molding of a suitable plastic material. It can in principle also metallic materials for the container are used.
  • a general reference numeral 4 bearing cap mounted, which covers the pouring passage 2.
  • the closure cap 4 may, if desired, be mounted on the neck neck 3 by means of a screw connection (not shown).
  • the cap 4 is non-positively by so-called.
  • Bouncing on the neck neck 3 is fixed by, as shown in Fig. 1A, from the inner periphery of a cap edge 5 radially inwardly projecting projection 6 in an inter-engaging relationship with one of the outer periphery of the neck 3 neck radially outwardly projecting projection 7 brought becomes.
  • the projections 6, 7 may be circumferentially of the cap edge 5 or Mündungshalses 3rd extend continuously. However, it can also be a variety circumferentially distributed Acting protrusion sections.
  • At diametrically opposite points of the mouth neck 3 can at the outer circumference each be formed a longitudinal rib 8, which in a longitudinal recess 9 on inner circumference of the cap edge 5 can engage to the cap 4 when bouncing on the neck 3 to drive longitudinally and the bounce only in a predetermined Alignment of the cap 4 with respect to the neck neck 3 make.
  • the cap 4 is in the present embodiment of the invention with a at 10 hinged at the cap edge 5 hinged lid 11, which is at least a portion of the cap bottom forms.
  • the Klappdeckd 11 can around the articulation point 10, in which it is preferably a hinge hinge in the form of a cross-sectional constriction, from a closing position in which the flap lid 11 covers the Ausgimpassage 2, in a Release position (vgL Fig. 2) can be pivoted.
  • the hinged lid 11 can further be circumferentially over tear-off webs 12 (only one such web is shown in Fig. 1) may be connected to the cap edge 5.
  • a Deutschengreifhaken 13 is provided at the top of the cap 4 to the hinged lid 11 in its closed position when the hinged lid 11 from the release in the Closing position is pivoted back. In this process comes an edge area of the Hinged lid 11 in engagement with the Schugreifhaken 13, whereby this somewhat radially outward is bent. After the hinged lid 11 has passed the Schugreifhaken 13, springs this back to its original position, in which an edge region of the hinged lid 11th is surmounted by the Schugreifhaken 13. When reopening the hinged lid 11 can the Hintergreiihaken 13 wegfedern analog. However, the Hintergreifhaken 13 may also be formed be that reopening the hinged lid 11 is not or only under difficult conditions can take place.
  • a lug 16 may be connected to e.g. T-shaped configuration be formed to apply to the hinged lid 11 an opening force by hand or by machine.
  • a Sealing element 18 applied from a flat, multilayer coating material to the Ausgiesspassage 2 to close.
  • the sealing element 18 of other layer materials may be composed, it is preferred that the sealing member 18 is a blocking position a gas impermeable sheet material, preferably of a suitable metal, such as aluminum, includes.
  • the barrier layer not only prevents gases from passing through the seal member 18 or diffuse, but seals the interior of the container 1 reliably against ingress of moisture.
  • On opposite surfaces of the barrier layer are further applied thin layers of plastic materials.
  • Preferred plastic material is a material from the group of polyolefins, with polypropylene (PP) facing the hinged lid 11 at the Surface of the sealing element 18 and polyethylene (PE) at the mouth neck. 3 facing surface are preferred.
  • PP polypropylene
  • PE polyethylene
  • 3 facing surface are preferred.
  • a thicker layer of a suitable Foam material provided which gives the sealing element cushioning property.
  • a thin insulating layer of another plastic material e.g. polyethylene terephthalate (PET), be provided.
  • trained sealing element 18 may, for example, an aluminum barrier layer with a thickness of about 30 microns and a foam layer of a material, such as, for example, under the name Alkozell Alfelder Kunststofftechnike Herm. Meyer GmbH, Hildesheimer Str. 78, D-31061 Alfeld, with a thickness of about 1.5 mm and a volume weight of eg 300g / m 3 have.
  • the remaining plastic layers may be between 10 and 20 microns thick, with the insulating layer of PET may be thinner than the other plastic layers. It is understood, however, that the invention is not limited to the aforementioned construction of the sealing element 18 nor to the aforementioned thickness specifications
  • the sealing element 18 is connected both to the upper edge region 17 of the neck of the neck 3 as well as connected to the underside of the hinged lid 11 in a suitable manner.
  • the connection with the underside of the hinged lid 11 so that this without a preceding separation of the sealing element 18 from the neck neck 3 not in the release position can be swiveled.
  • the connection is made by gluing, most vorzutagen by means of a hot or Multi-component adhesive.
  • Suitable such adhesives are known in principle to the person skilled in the art.
  • a suitable hot-melt adhesive for example, under the name Lunamamelt® PS 3446C from the H.B. Fuller GmbH, at the Red Bleiche 2-3, D-21335 Lüneburg be obtained.
  • the Haftktaft between the sealing member 18 and the underside of the hinged lid 11 is intended be greater than the adhesive force between the sealing element 18 and the upper edge region 17th of the neck of the neck 3. This can be done by choosing an adhesive with a correspondingly high specific Adhesive force and / or a correspondingly sized area for the application of the adhesive be achieved.
  • the Connection by a welding process, in particular produced by an induction welding.
  • the induction welding of plastic materials is known to the person skilled in the art, so that get more details about this technique.
  • the barrier layer of the metallic material the sealing element 18 acts during induction welding so that the heat development concentrates a region of the sealing element 18 between the barrier layer and the edge region 17 is, while the remaining areas of the sealing member 18 thereof substantially not to be influenced.
  • the welding pressure required for the welding is applied by aass the mutual position of the Hintergreifvorsprünge 6, 7 on the cap edge 5 or Muzzle neck 3 is chosen so that in the mounted position, the cap 4 with the sealing element 18 under a desired force against the edge region 17 of the neck neck 3 and held under this force during welding.
  • the foam layer the sealing element 18 is under the said clamping force to a certain extent deformed.
  • the contact pressure is uniform along the circumference of the edge region 17 distributed and a homogeneous Schweissimpl ethalten.
  • other joining techniques can be used as welding when a container 1 off a metallic material is provided. In this case, there is an adhesive bond between the sealing element 18 and the edge region 17 of the mouth neck 3.
  • a similar one Adhesive bonding could also be provided instead of a welded connection, if the to be joined parts both made of a plastic material.
  • the adhesive force between the sealing element 18 and the hinged lid 11 on the one hand, and the sealing element 18 and the edge portion 17 of the mouth neck 3 on the other hand is different set high. It can thereby be achieved that when pivoting the hinged lid 11 under an external force exerted thereon, the connection of the sealing element 18 with the Edge area 17 can be overcome and thus access to Ausgiesspassage 2 comes without that at the same time solves the sealing element 18 from the hinged lid 11. It was found that in a cap 4 with a nominal diameter of 14 mm and a Thickness of the edge region 17 of a few millimeters, the adhesive force between the sealing element 18 and the edge area 17, e.g. should be about 20 N, on the one hand, a reliable seal the Ausgiesspassage 2 to receive, and on the other hand premature release of the sealing element 18 to avoid the edge area 17.
  • the closure cap 4 can also be provided with guide rails Be provided 14, 15, the radially outward from diametrically opposite locations of the cap edge 5 protrude.
  • guide rails Be provided 14, 15, the cap 4 together with the container 1 in a suitably designed receiving device a device to be introduced with means for automatically pivoting the hinged lid 11 may be provided in the release position and emptying the container contents.
  • the cap has a hinged lid, which at the same time the end wall of the cap forms, the opening of the container could also by means of a cap without hinged lid take place, which moves under an external force axially relative to the container neck or raised can be to exert on the sealing element a force that this to a solution caused by the container neck.

Landscapes

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

Claims (7)

  1. Procédé d'étanchéification de l'embouchure (2) d'un récipient (1), consistant à disposer sur une zone de bordure (17) du récipient circonscrivant l'embouchure (2) un élément d'obturation hermétique (18) constitué d'un matériau étanchéifiant stratifié de faible épaisseur et à le raccorder à la zone de bordure (17), de telle sorte que l'embouchure (2) soit recouverte par l'élément d'obturation hermétique (18), un couvercle de fermeture (4) à monter sur le récipient (1) pour recouvrir l'embouchure (2) étant proposé et un raccord par adhésion entre l'élément d'obturation hermétique (18) et le couvercle de fermeture (4), et l'élément d'obturation hermétique (18) et la zone de bordure (17) du récipient étant prévu, le raccord entre l'élément d'obturation hermétique (18) et la zone de bordure (17) du récipient étant réalisé du fait que l'élément d'obturation hermétique (18) est amené à s'emboíter dans la zone de bordure (17) du récipient et qu'il demeure ensuite solidaire de celle-ci par maintien du raccord par emboítement, la force d'adhésion du raccord entre le couvercle de fermeture (4) et l'élément d'obturation hermétique (18) étant supérieure à celle qui existe entre l'élément d'obturation hermétique (18) et la zone de bordure (17), caractérisé en ce que l'élément d'obturation hermétique (18) est d'abord relié, avec la force d'adhérence supérieure, à une zone de paroi (11) du couvercle de fermeture (4) recouvrant l'embouchure (2), et qu'ensuite le couvercle de fermeture (4), pourvu de l'élément d'obturation hermétique (18), est monté sur le récipient, après quoi l'élément d'obturation hermétique (18) est relié à la zone de bordure (17) du récipient.
  2. Procédé selon la revendication 1, caractérisé en ce que le couvercle de fermeture (4) et le récipient (1) sont formés dans des matériaux plastiques, identiques ou différents, pouvant être soudés entre eux, et en ce que l'élément d'obturation hermétique (18) est relié à la zone de bordure (17) du récipient par une soudure.
  3. Procédé selon la revendication 1 ou 2, caractérisé en ce que le couvercle de fermeture (4) et l'élément d'obturation hermétique (18) sont reliés entre eux par un collage.
  4. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que le montage du couvercle de fermeture (4) s'opère en l'engageant par écrasement sur le récipient, en créant un effort de verrouillage déterminé entre l'élément d'obturation hermétique (18) et la zone de bordure (17).
  5. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que la zone de paroi du couvercle de fermeture (4) comportant l'élément d'obturation hermétique (18) est conçue sous la forme d'un couvercle rabattable (11), de telle sorte que lors de l'ouverture du couvercle rabattable (11), l'élément d'obturation hermétique (18) est séparé de la zone de bordure (17) du récipient.
  6. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément d'obturation hermétique (18) est constitué d'un matériau stratifié de faible épaisseur issu d'une pluralité de couches reliées entre elles, une couche barrière d'un matériau métallique étant prévue entre des couches de plastique pouvant être raccordées respectivement au couvercle de fermeture (4) et à la zone de bordure (17) du récipient.
  7. Procédé selon la revendication 6, caractérisé en ce qu'une autre couche, fabriquée dans un matériau alvéolaire, est intercalée entre la couche barrière et l'une des couches du matériau plastique.
EP00965978A 2000-09-12 2000-09-12 Procédé d'étanchéification de l'embouchure d'un récipient Expired - Lifetime EP1218255B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2000/008896 WO2002022460A1 (fr) 2000-09-12 2000-09-12 Procede d'etancheification d'une ouverture a verser d'un recipient, ainsi que recipient dote d'une ouverture a verser etancheifiee

Publications (2)

Publication Number Publication Date
EP1218255A1 EP1218255A1 (fr) 2002-07-03
EP1218255B1 true EP1218255B1 (fr) 2005-03-02

Family

ID=8164094

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00965978A Expired - Lifetime EP1218255B1 (fr) 2000-09-12 2000-09-12 Procédé d'étanchéification de l'embouchure d'un récipient

Country Status (8)

Country Link
EP (1) EP1218255B1 (fr)
JP (1) JP2004509024A (fr)
CN (1) CN1390175A (fr)
AT (1) ATE289953T1 (fr)
AU (1) AU2000276540A1 (fr)
DE (1) DE50009664D1 (fr)
HK (1) HK1044518A1 (fr)
WO (1) WO2002022460A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2954935B1 (fr) * 2010-01-06 2012-04-20 Hema Procede et dispositif de traitement de recipients
US10517267B2 (en) * 2014-06-23 2019-12-31 Pet Novations Ltd. Animal feeding system
DE102015112428A1 (de) * 2015-07-29 2017-02-02 Gregor Anton Piech Dosendeckel
US20240166411A1 (en) * 2022-09-28 2024-05-23 Cepheid Film seal assembly and single lid assay cartridge and associated methods

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0691281A1 (fr) * 1993-07-26 1996-01-10 Emery I. Valyi Ensemble de fermeture pour récipient

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359169A (en) * 1981-08-28 1982-11-16 Container Corporation Of America Container end closure arrangement
US4815618A (en) * 1988-04-25 1989-03-28 Sunbeam Plastics Corporation Tamper indicating dispenser closure
US5704501A (en) * 1995-02-06 1998-01-06 Ev Family Limited Partnership Container closure assembly including barrier layer with a crystallized, brittle weakened portion
IT1307752B1 (it) * 1999-02-04 2001-11-19 Gibo Italia Srl Contenitore per prodotti cosmetici e procedimento per la suarealizzazione.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0691281A1 (fr) * 1993-07-26 1996-01-10 Emery I. Valyi Ensemble de fermeture pour récipient

Also Published As

Publication number Publication date
EP1218255A1 (fr) 2002-07-03
AU2000276540A1 (en) 2002-03-26
DE50009664D1 (de) 2005-04-07
CN1390175A (zh) 2003-01-08
HK1044518A1 (zh) 2002-10-25
WO2002022460A1 (fr) 2002-03-21
JP2004509024A (ja) 2004-03-25
ATE289953T1 (de) 2005-03-15

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