WO2018073028A1 - Dispositif de fermeture pour un récipient pour boisson et récipient pour boisson - Google Patents

Dispositif de fermeture pour un récipient pour boisson et récipient pour boisson Download PDF

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Publication number
WO2018073028A1
WO2018073028A1 PCT/EP2017/075566 EP2017075566W WO2018073028A1 WO 2018073028 A1 WO2018073028 A1 WO 2018073028A1 EP 2017075566 W EP2017075566 W EP 2017075566W WO 2018073028 A1 WO2018073028 A1 WO 2018073028A1
Authority
WO
WIPO (PCT)
Prior art keywords
beverage container
closure
closure device
container
opening
Prior art date
Application number
PCT/EP2017/075566
Other languages
German (de)
English (en)
Inventor
Karl Bühler
Original Assignee
Wüst Technology 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 Wüst Technology GmbH filed Critical Wüst Technology GmbH
Publication of WO2018073028A1 publication Critical patent/WO2018073028A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/08—Details
    • B67D1/0801—Details of beverage containers, e.g. casks, kegs
    • B67D1/0808—Closing means, e.g. bungholes, barrel bungs
    • 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
    • B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
    • B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • B65D41/20—Caps or cap-like covers with membranes, e.g. arranged to be pierced
    • 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
    • B65D51/16—Closures not otherwise provided for with means for venting air or gas
    • B65D51/1633—Closures not otherwise provided for with means for venting air or gas whereby venting occurs by automatic opening of the closure, container or other element
    • B65D51/1638—Closures not otherwise provided for with means for venting air or gas whereby venting occurs by automatic opening of the closure, container or other element by means of an element bursting upon a predetermined pressure in the container being exceeded
    • 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
    • B65D51/16—Closures not otherwise provided for with means for venting air or gas
    • B65D51/1633—Closures not otherwise provided for with means for venting air or gas whereby venting occurs by automatic opening of the closure, container or other element
    • B65D51/1644—Closures not otherwise provided for with means for venting air or gas whereby venting occurs by automatic opening of the closure, container or other element the element being a valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/08—Details
    • B67D1/0878—Safety, warning or controlling devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/08—Details
    • B67D1/12—Flow or pressure control devices or systems, e.g. valves, gas pressure control, level control in storage containers
    • B67D1/125—Safety means, e.g. over-pressure valves
    • 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
    • B65D2231/00—Means for facilitating the complete expelling of the contents
    • B65D2231/02—Precut holes or weakened zones
    • B65D2231/022—Precut holes or weakened zones for permitting the insertion of a tubular contents-removing device, e.g. a drinking straw
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/08—Details
    • B67D1/0829—Keg connection means
    • B67D1/0841—Details
    • B67D1/0847—Tamper-evident devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D2001/0093—Valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/08—Details
    • B67D1/0801—Details of beverage containers, e.g. casks, kegs
    • B67D2001/0812—Bottles, cartridges or similar containers
    • B67D2001/0814—Bottles, cartridges or similar containers for upside down use
    • B67D2001/0817—Bottles, cartridges or similar containers for upside down use with a venting orifice

Definitions

  • the invention relates to a closure device for a beverage container, in particular plastic disposable keg or plastic disposable bottle, with which the interior of the beverage container and / or a, in particular bottleneck-like, filling opening (container mouth or opening) can be closed or closed.
  • the invention further relates to a sealed with such a closure device beverage container.
  • Plastic refillable bottles or plastic disposable kegs are increasingly being used in private and commercial dispensing systems as beverage containers for storing and serving drinks.
  • beverage containers usually include a sealed container mouth or opening, for example in the form of a bottle neck or barrel head (keg head, keg fitting), on which a tap head of a dispenser can be placed.
  • keg head, keg fitting a bottle neck or barrel head
  • the closed container opening is opened, so that the beverage from the interior of the beverage container for dispensing the dispensing system can be promoted.
  • dispensing such beverage containers are typically designed as large containers with capacity volumes, for example, between 20 and 50 liters.
  • a puncturable plastic closure for sealing such a beverage container, a puncturable plastic closure is known, for example, from WO 2013/124483 A2, in which a membrane-like puncture area is pierced and penetrated by means of an attachment or piercing device (tapping head with puncture tube).
  • the plastic closure is here by means of a snap or screw cap attached to the beverage container or fastened.
  • the known plastic closure has an amplifying device, which exerts a force counteracting the piercing direction, so that a reliable sealing of the interior of the beverage container with respect to the piercing device is ensured.
  • the beverage container With such a plastic closure, the beverage container is substantially completely closed.
  • carbonated beverages such as beer
  • the problem arises that when transporting the sealed beverage container due to escaping carbon dioxide, an overpressure of gas (carbon dioxide, C0 2 ) in the container interior (internal pressure) is generated.
  • the overpressure can in this case reach such high values that the beverage container and / or the plastic closure are damaged and / or destroyed. This is to be evaluated especially with regard to a personal protection as critical.
  • the invention has for its object to provide a particularly suitable closure device for a beverage container.
  • the most reliable use, even with carbonated drinks within the beverage container, should be possible.
  • the invention is further based on the object of specifying a sealed with such a closure device beverage container.
  • the closure device according to the invention is suitable for the reliable closing of a beverage container and set up.
  • the beverage container is in this case, in particular, a plastic disposable bottle or a plastic disposable keg, preferably a plastic keg or keg keg.
  • the beverage container is for example as a disposable Large container made of PET (polyethylene terephthalate) with a capacity between 20 and 50 liters and conveniently at least partially filled with a drink.
  • the beverage container has a container opening, for example in the form of a bottle neck or a keg head, which can be closed or closed by means of the closure device.
  • the closure device essentially comprises a closure lid and an outlet element.
  • the outlet element can be inserted into the container opening and used in the closed state in this.
  • a closed state is to be understood as meaning, in particular, a state in which the interior of the beverage container is closed by the closure device as far as possible from the outside in a fluid-tight manner.
  • the closure lid has, preferably centrally, a pierceable membrane which closes or seals a passage opening of the outlet element.
  • the membrane In the closed state, the membrane is pierceable by means of a puncturing device of a dispensing head of a dispenser (penetrable, enforceable), so that the beverage can be removed from the beverage container via the passage opening.
  • the membrane is for example made of plastic or metal, thin-walled and fluid-tight film or cover, which is peripherally attached to the closure lid.
  • the outlet element furthermore has a valve seat, which in the closed state connects an underside of the outlet element facing the interior of the beverage container with its upper side facing the exterior of the beverage container.
  • a pressure relief valve which faces the interior of the beverage container in the closed state.
  • the pressure relief valve opens, whereby the (gas pressure) can be reduced via the thus opened connection between the underside and the upper side.
  • a predetermined value triggering pressure
  • the pressure limiting valve opens, for example, at an internal pressure of about 4 bar or 5 bar.
  • the pressure relief valve can also be designed for higher or lower pressures.
  • the outlet element has a plate-like or collar-like (flange-like) closure section, which is suitable for closing, ie. H. is formed for preferably completely off or cover the container opening.
  • the outlet element furthermore has a pipe section (inlay) into which the passage opening opens.
  • the pipe section is in this case upstanding (normal or perpendicular or oriented) formed on the underside of the outlet or the closure portion and protrudes in the closed state at least partially into the beverage container inside.
  • the closure portion suitably has an outer diameter which is adapted to the inner diameter of the container opening, that in a closed state in which the outlet member is seated in the container opening, this (inside) circumferentially sealed or closed by means of the closure portion.
  • the pipe section serves, for example, the guidance and mounting of a riser pipe of the tapping Anläge so that a particularly safe and easy removal of the beverage is ensured.
  • the closure cap is connected to the closure portion of the outlet member.
  • the closure cap is preferably clamped with the closure portion of the outlet.
  • the closure device is particularly simple and inexpensive to produce.
  • a high degree of prefabrication of the closure lid and / or of the outlet element is made possible, which advantageously transfers to the production costs of the closure device.
  • valve seat is introduced into the closure section of the outlet element.
  • the outlet element and / or the closure lid is produced as an injection-molded part.
  • the outlet element and / or the closure lid are in this case produced as plastic parts in an injection molding process and then joined together.
  • a multi-component injection molding process in which the outlet and the closure cap are made as a common component.
  • the closure device is thus preferably designed as a disposable product, so that the beverage container, which is also designed in particular as a disposable product and provided with the closure device, can be disposed of in a particularly simple and cost-effective manner after use.
  • the pressure relief valve is suitably arranged tangentially to the passage opening and actuated.
  • the pressure relief valve is disposed substantially in a plane with the closure portion of the outlet member. This is done in a structurally simple way. prevents the beverage from coming into contact with the pressure relief valve during transport of a beverage container provided with the closure device. Thus, it is prevented that beverage residues remain at the pressure relief valve, whereby a mildew and / or spoilage of the residues and / or the beverage are advantageously and easily avoided. As a result, impairments to the taste of the drink are substantially completely avoided. As a result, the drink within the sealed beverage container is particularly durable.
  • the pressure limiting valve is arranged radially to the passage opening and actuated. It is essential that the pressure relief valve in the closed state of the beverage container as possible does not come into contact with the drink, but is acted upon only by means of the located above the beverage gas.
  • the pressure relief valve is designed as a spring-loaded check valve with a spring element and a plunger.
  • a simple and inexpensive construction of the pressure relief valve is realized, which advantageously transfers to the manufacturing cost of the closure device.
  • the plunger displaceably mounted in the valve seat has a circumferential sealing element with which the plunger is sealed off from the valve seat. This ensures on the one hand that the plunger opens reliably and substantially pneumatically when an overpressure occurs. On the other hand, this ensures a secure closure of the container interior, so that no gas, in particular no carbon dioxide (C0 2 ), escapes from the sealed beverage container below the predetermined triggering pressure. This improves the shelf life of the beverage and thus preserves the desired flavor of the beverage for longer.
  • C0 2 carbon dioxide
  • the spring element of the check valve is designed as a helical compression spring, which at least abolishes the plunger. includes in sections. As a result, a reliable and structurally simple pressure relief valve is realized.
  • a further recess is introduced, which is radially offset from the window covered by the pierceable recess and closed by a window-like film.
  • the window-like foil of the closure cap which covers the valve seat towards the exterior of the beverage container enables a simple optical inspection of the triggering state of the pressure limiting valve.
  • the valve seat is here like a window open to the outside and covered with the film. The window-like opening of the valve seat simplifies the assembly or the insertion of the pressure relief valve, which is then covered with the film.
  • the film is transparent, so that the pressure limiting valve is at least partially visible from the outside.
  • the film on the other hand to the membrane radially, so not axially offset and thus configured such that upon release of the pressure relief valve, the escaping gas pressure strikes or tears the film.
  • the destroyed foil is thus an additional visual indication or a display which permanently indicates to a user a triggering of the pressure-limiting valve or the occurrence of an overpressure within the beverage container.
  • the membrane has a much higher resistance to an occurring overpressure, so that preferably only the film, but not the membrane covering the passage opening is penetrated by the pressure.
  • Another or further aspect of the invention provides that a number of radially directed stiffening ribs are provided around the passage opening of the outlet member.
  • the stiffening ribs are here suitably introduced into the closure section of the outlet element or molded onto it.
  • the stability of the outlet element and thus of the closure device is improved. This translates advantageously in the sequence a possible fluid-tight seal of the closure device against a piercing and / or removal device of a dispensing system.
  • the tube section of the outlet element has a number of telescopically displaceable extension tubes.
  • the extension tubes thus protrude in the closed state of the beverage container into this, wherein the extension tubes expediently engage up to a liquid level of the beverage, preferably to below the liquid level, in the interior of the beverage container. This is advantageous in particular when the closure device is used with plastic kegs as beverage containers.
  • Dispensers for such plastic kegs typically convey the beverage by means of compression (compression, folding, pressing) of the beverage container.
  • compression compression, folding, pressing
  • the beverage container is deformed such that the enclosed inner volume is reduced, in particular along the axial or longitudinal direction of the beverage container.
  • the liquid level or the liquid column of the beverage effectively increases in the direction of the container opening.
  • the extension tubes in this case preferably act as a climbing or suction tube or climbing or suction channel for the drink to be removed. Additionally or alternatively, however, it is also conceivable that the extension tubes are designed for guiding and / or holding an engaging in the beverage container removal device of the dispensing system.
  • the telescopic design of the extension tubes thus allows a simple and about complete, which means essentially residue-free, emptying the sealed beverage container.
  • the closure lid has a circumferential internal thread, which can be screwed onto an external thread of the container opening or screwed onto it in the closed state.
  • the internal thread of the closure cap is expediently designed with regard to common external thread of beverage containers.
  • the closure cap of the closure device comprises in a further expedient embodiment, a peripheral sacrificial apron (safety apron), which at least partially tears off or turns off when loosening (unscrewing) of the closure lid from the beverage container.
  • the victim apron acts as a simple and reliable visual indication of the opening condition of the sealed beverage container.
  • the sacrificial apron remains on the closure lid, so no separate from this to be disposed of part. In an intact sacrificial apron, which means at a not torn-off or wacky sacrificial apron, thus essentially ensures that the beverage container was always reliably closed during transport.
  • the closure device according to the invention is used for closing an at least partially filled with a beverage Ge beverage container, in particular a plastic disposable keg or a plastic disposable bottle.
  • a beverage Ge beverage container in particular a plastic disposable keg or a plastic disposable bottle.
  • the beverage container is inexpensive, reliable and reliable closed.
  • the closure device it is therefore also possible to transport carbonated beverages in the beverage container in a manner that is safe for operation and personal safety.
  • FIG. 1 is a sectional view of a beverage container with a closure device
  • FIG. 2 is a perspective view of a detail of the closure device with a view of a bottom
  • 3 is a perspective view of a detail of the closure device with a view of an upper side
  • FIG. 4 is a perspective view of a detail of an outlet of the closure device with a pressure relief valve
  • FIG. 5 is a perspective view of the outlet with respect to an upper side
  • Fig. 6 in a perspective view of the outlet with a view of a bottom.
  • a substantially simplified and schematic sectional view of a sealed beverage container 2 is shown.
  • the beverage container 2 is designed in this embodiment as a plastic disposable keg, in particular as a plastic keg with a capacity of about 20 to 50 liters.
  • the beverage container 2 in this case has a barrel-shaped drum body 4 and a keg head formed thereon as a container opening 6.
  • the beverage container 2 is at least partially filled with a particular carbonated beverage 10 in its (container) interior 8.
  • the beverage container 2 is substantially fluid-tightly sealed in the region of the container opening 6 with a closure device 1 2, so that the interior 8 and the exterior (outside, environment) 14 of the beverage container 2 are separated from one another.
  • the closure device 12 shown in more detail in Figures 2 and 3 comprises in principle designed as a plastic lid cap 1 6 and an associated outlet member 1 8.
  • the cap 16 and the outlet member 18 are preferably each made as a plastic injection molded part and then connected to each other.
  • the closure lid 16 has an approximately U-shaped cross-sectional shape, wherein the vertical U-legs 16a surround the container opening 6 in the closed state and the horizontal U-leg 16b the container opening 6 overlaps.
  • the closure lid 16 is preferably embodied as a screw cap with an internal thread (closure thread) 20 arranged circumferentially on the inner surfaces of the vertical U-legs 16a facing the container opening 6. In the closed state, the internal thread 20 of the closure cover 1 6 meshes with a complementary external thread 22 of the neck-shaped container opening. 6
  • the container opening 6 has below the external thread 22 an upstanding annular extension (tear-off, Abcardkante) 24, which is engaged behind in the closed state by a rear grip element 26 of a safety or sacrificial apron 28 of the closure lid 16.
  • an upstanding annular extension to which the beverage container 2 is on a ground.
  • the sacrificial skirt 28 Upon release of the closure lid 16, in which the screw fastening of the threads 20 and 22 is released, the sacrificial skirt 28 is at least partially turned off or torn off from the remaining closure lid 16 due to the substantially positive engagement of the rear grip element 26 on the extension 24. The twisted or torn sacrificial apron 28 then acts as an optically visible indication of the closure condition of the beverage container 2.
  • the container opening 6 covering horizontal U-leg 16b of the closure lid 16 has a central circular recess 30.
  • an upstanding annular extension 34 is integrally formed on the upper side 32 of the closure lid 16 facing the outer 14, to which an approximately circular membrane 36 is attached on the circumference.
  • the membrane 36 thus overlaps the recess 30 and covers this fluid-tight.
  • an approximately window-like recess 38 is inserted radially into the U-leg 16b of the closure lid 16 radially offset to the outer circumference.
  • the recess 38 is surrounded by an upstanding extension 40. give, on which a recess 38 closing or covering window-like film 42 is attached.
  • the outlet element 18 described in more detail with reference to FIGS. 4, 5 and 6 essentially comprises a plate-shaped closure section 44 with a central passage opening 46 and a tubular section (inlay) 50 formed on an underside 48 of the closure section 44 which projects into the passage opening 46 opens.
  • the closure portion 44 closes in the closed state of the beverage container 2 substantially the container opening.
  • the outlet element 18 is clamped with the closure lid 16.
  • the closure lid 16 above the internal thread 22 has an approximately annular receiving groove 52 which is introduced into the vertical U-limbs 16a of the closure lid 16.
  • the closure section 44 has on its circumference a radially projecting retaining contour 54, which is pressed into the receiving groove 52 of the closure lid 16 in the clamp-fixed state.
  • the U-leg 16b on the underside 56 on an annular extension 58, which is arranged around the recess 30 around.
  • the extension 58 engages in the clamp-fixed state groove-spring-like manner in a corresponding annular groove 60, which is introduced into the top 62 of the closure portion 44.
  • the recess 30 and the passage opening 46 are arranged in alignment in the assembled state one above the other.
  • the outlet element 18 sits at least partially in the container opening 6 or the beverage container 2.
  • the pipe section 50 protrudes at least partially into the beverage container 2.
  • two telescopically displaceably arranged extension tubes 64a and 64b are connected to the pipe section 50.
  • the extension tubes 64a and 64b protrude in association with the Tube section 50 in the closed state preferably below one
  • annular space 66 is formed between the inner walls of the container opening 6 and the outer wall of the pipe section 50 of the outlet element 18.
  • a valve seat 68 is introduced into the closure section 44, which connects the lower side 48 with the upper side 62.
  • the valve seat 68 in this case has in particular a window-like opening 70 to the top 62, which is aligned in the assembled state with the recess 38 of the closure lid 16.
  • the pressure relief valve 72 has an approximately plate-shaped valve head 74, which rests in an approximately circular opening 76 of the bottom 48.
  • Adjoining the valve head 74 is a (valve) ram 78 with a valve-head-side, ball-shaped ram head 78a and a cylindrical ram body 78b integrally formed thereon.
  • the plunger head 78a has a sealing element 80, for example a plastic or rubber part designed as a sealing lip, which seals the input area of the valve seat 68 in a fluid-tight manner on the circumference.
  • the plunger body 78b is equipped with a helical compression spring as a spring element 82.
  • the spring element 82 comprises, at least in sections, the plunger body 78b or the plunger 78.
  • valve seat 68 is oriented essentially tangentially to the passage opening 46. This means that the actuation direction of the pressure relief valve 72 is also aligned tangentially to the passage opening 46.
  • an actuating force acts on the valve head 74 in the opening 76.
  • the spring element 82 is compressed and thus the pressure limiting valve 72 is actuated, so that the pressure across the openings 70 and 76 connecting the valve seat 68th Escapes to the recess 38 out. In this case, the film 42 is penetrated or distorted sen.
  • the destroyed film 42 thus acts as an optical indication or indication whether the pressure limiting valve 72 has triggered, or whether an overpressure has occurred within the beverage container 2.
  • the stiffening ribs 84 are provided in the figures by way of example only with reference numerals.

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

Abstract

L'invention concerne un dispositif de fermeture (12) pour un récipient pour boisson (2), comprenant un couvercle de fermeture (16) doté d'un premier évidement (30) qui est recouvert au moyen d'une membrane (36) perçable, un élément de sortie (18) fixé par serrage au couvercle de fermeture (16), lequel élément de sortie peut être inséré ou est inséré à l'état fermé dans un orifice de récipient (6) et comprend un orifice de passage (46) fermé au moyen de la membrane (36) et un siège de soupape (68) qui relie, à l'état fermé, un côté inférieur (48), tourné vers l'intérieur (8) du récipient pour boisson (2), de l'élément de sortie (18) à son côté supérieur (62) tourné vers l'extérieur (14) du récipient pour boisson (2), une soupape de limitation de pression (72) logée dans le siège de soupape (68), laquelle soupape de limitation de pression est disposée tangentiellement ou radialement par rapport à l'orifice de passage (46) et est actionnable et est tournée vers l'intérieur (8) du récipient pour boisson (2) à l'état fermé, et un deuxième évidement (38) ménagé dans le couvercle de fermeture (16), lequel deuxième évidement est décalé radialement par rapport au premier évidement (30) et est fermé par un film (42) de type fenêtre qui recouvre le siège de soupape (68) en direction de l'extérieur (14) du récipient pour boisson (2).
PCT/EP2017/075566 2016-10-17 2017-10-06 Dispositif de fermeture pour un récipient pour boisson et récipient pour boisson WO2018073028A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202016105805.8 2016-10-17
DE202016105805.8U DE202016105805U1 (de) 2016-10-17 2016-10-17 Verschlussvorrichtung für ein Getränkebehältnis und Getränkebehältnis

Publications (1)

Publication Number Publication Date
WO2018073028A1 true WO2018073028A1 (fr) 2018-04-26

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WO (1) WO2018073028A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996011149A1 (fr) * 1994-10-06 1996-04-18 Rossberg, Franz Couvercle en plastique retenu sur le bourrelet du rebord d'une bouteille
WO2012149612A1 (fr) * 2011-05-02 2012-11-08 Dispack-Projects Nv Fixation d'une garniture sur un récipient
WO2013124483A2 (fr) 2012-02-24 2013-08-29 Krones Ag Bouchon en matière plastique perforable destiné à fermer des contenants
EP3018068A1 (fr) * 2014-10-31 2016-05-11 Krones AG Fermeture, en particulier fermeture en plastique pour un recipient

Patent Citations (4)

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WO1996011149A1 (fr) * 1994-10-06 1996-04-18 Rossberg, Franz Couvercle en plastique retenu sur le bourrelet du rebord d'une bouteille
WO2012149612A1 (fr) * 2011-05-02 2012-11-08 Dispack-Projects Nv Fixation d'une garniture sur un récipient
WO2013124483A2 (fr) 2012-02-24 2013-08-29 Krones Ag Bouchon en matière plastique perforable destiné à fermer des contenants
EP3018068A1 (fr) * 2014-10-31 2016-05-11 Krones AG Fermeture, en particulier fermeture en plastique pour un recipient

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