EP3976496A2 - Dispositif de fermeture conçu pour un contenant - Google Patents

Dispositif de fermeture conçu pour un contenant

Info

Publication number
EP3976496A2
EP3976496A2 EP20729050.3A EP20729050A EP3976496A2 EP 3976496 A2 EP3976496 A2 EP 3976496A2 EP 20729050 A EP20729050 A EP 20729050A EP 3976496 A2 EP3976496 A2 EP 3976496A2
Authority
EP
European Patent Office
Prior art keywords
chamber
inner housing
closure device
container
closure
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
EP20729050.3A
Other languages
German (de)
English (en)
Other versions
EP3976496C0 (fr
EP3976496B1 (fr
Inventor
Martin Presche
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.)
RPC Bramlage GmbH
Original Assignee
RPC Bramlage 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
Priority claimed from DE102019114081.1A external-priority patent/DE102019114081A1/de
Priority claimed from GB201915492A external-priority patent/GB201915492D0/en
Priority claimed from GBGB2003293.4A external-priority patent/GB202003293D0/en
Application filed by RPC Bramlage GmbH filed Critical RPC Bramlage GmbH
Publication of EP3976496A2 publication Critical patent/EP3976496A2/fr
Application granted granted Critical
Publication of EP3976496C0 publication Critical patent/EP3976496C0/fr
Publication of EP3976496B1 publication Critical patent/EP3976496B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B65D41/0471—Threaded or like caps or cap-like covers secured by rotation with means for positioning the cap on the container, or for limiting the movement of the cap, or for preventing accidental loosening of the cap
    • 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
    • B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
    • B65D51/28—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes with auxiliary containers for additional articles or materials
    • B65D51/2807—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes with auxiliary containers for additional articles or materials the closure presenting means for placing the additional articles or materials in contact with the main contents by acting on a part of the closure without removing the closure, e.g. by pushing down, pulling up, rotating or turning a part of the closure, or upon initial opening of the container
    • B65D51/2857—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes with auxiliary containers for additional articles or materials the closure presenting means for placing the additional articles or materials in contact with the main contents by acting on a part of the closure without removing the closure, e.g. by pushing down, pulling up, rotating or turning a part of the closure, or upon initial opening of the container the additional article or materials being released by displacing or removing an element enclosing it
    • B65D51/2892—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes with auxiliary containers for additional articles or materials the closure presenting means for placing the additional articles or materials in contact with the main contents by acting on a part of the closure without removing the closure, e.g. by pushing down, pulling up, rotating or turning a part of the closure, or upon initial opening of the container the additional article or materials being released by displacing or removing an element enclosing it the element, e.g. a valve, opening an aperture of the auxiliary 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
    • 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
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B65D41/0407—Threaded or like caps or cap-like covers secured by rotation with integral sealing means
    • B65D41/0428—Threaded or like caps or cap-like covers secured by rotation with integral sealing means formed by a collar, flange, rib or the like contacting the top rim or the top edges or the external surface of a container neck
    • 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
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B65D41/0485—Threaded or like caps or cap-like covers secured by rotation with means specially adapted for facilitating the operation of opening or closing
    • 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
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B65D43/0202—Removable lids or covers without integral tamper element
    • B65D43/0225—Removable lids or covers without integral tamper element secured by rotation
    • B65D43/0231—Removable lids or covers without integral tamper element secured by rotation only on the outside, or a part turned to the outside, of the mouth of 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
    • B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
    • B65D51/28—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes with auxiliary containers for additional articles or materials
    • B65D51/2807—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes with auxiliary containers for additional articles or materials the closure presenting means for placing the additional articles or materials in contact with the main contents by acting on a part of the closure without removing the closure, e.g. by pushing down, pulling up, rotating or turning a part of the closure, or upon initial opening of the container
    • B65D51/2857—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes with auxiliary containers for additional articles or materials the closure presenting means for placing the additional articles or materials in contact with the main contents by acting on a part of the closure without removing the closure, e.g. by pushing down, pulling up, rotating or turning a part of the closure, or upon initial opening of the container the additional article or materials being released by displacing or removing an element enclosing it
    • 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
    • B65D55/00—Accessories for container closures not otherwise provided for
    • B65D55/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
    • 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
    • B65D2555/00—Accessories for container closures not otherwise provided for
    • B65D2555/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure

Definitions

  • the invention first relates to a closure device for a container having a container opening, the closure V orcardi a lid member for closing the container opening, having a lid element conces- located chamber and an inner housing corresponding further wherein the chamber and the inner housing to each other Closure means and opening means, which interact with one another in such a way that a medium contained in the chamber can escape into the container due to a movement of the cover element relative to the inner housing, the chamber also having a cantilevered interior pointing into a container when in use , has ring-shaped locking edge encircling a central axis of the chamber, which cooperates with the inner housing in the locked state to close, the inner housing forming a chamber bottom bounded by the locking edge, the chamber also being locked to the inner housing, d ie latching with the inner housing with respect to a central axis of the closure V verükalen orcardi radially inwardly of changes is set numbers compared to a maximum in the direction of displacement width of the Kam.
  • the invention relates to a closure device for a loading container having a container opening, the closure V orcardi a lid member for closing the container opening, having an associated lid element located chamber and an inner housing, further wherein the chamber and the inner housing to each other have corresponding closure means and opening means, which interact with one another in such a way that a medium contained in the chamber due to a movement of the Lid element can emerge into the container relative to the inner housing, the chamber also having a cantilevered, in the state of use, into a container interior pointing, ring-shaped around a central axis of the chamber umlau fenden locking edge, which cooperates with the inner housing in the locked state, the inner housing forms a chamber bottom bounded by the closure edge, the chamber further being composed of two parts, with a dividing plane which runs perpendicular to a vertical central axis of the closure device and the dividing plane enforces an overlapping section of a lower part of the chamber.
  • Closure devices of the aforementioned type are known in the prior art. These serve to close a container and at the same time a chamber for the separate storage of liquid or powdered media, such as tea essences or the like, ready len so that they are not immediately when filling the container with the contents of the container, that is, for example Water, come into contact and / or mixed, but only at the moment in which the closure device is removed from the container. This is regularly the moment at which the contents of the container are to be consumed.
  • liquid or powdered media such as tea essences or the like
  • the publication WO 2007/129116 A1 relates, for example, to a closure device of the aforementioned type which, when a container closed with it is opened, releases an additional liquid located in the chamber into the container.
  • the closure device has a cover element, a chamber and an inner housing.
  • the inner housing has a discharge opening in which a closure means connected to the inner housing engages in a sealing manner.
  • the closure means can be designed in the form of a plug his.
  • the cover element and the inner housing can be connected to one another via a screw thread, wherein the cover element moves relative to the inner housing from a closed position in which the closure means closes the outlet opening of the chamber into a discharge position in which the closure means at least partially out of the
  • the drain port is retracted, is liftable to provide a communication path from the chamber into the main liquid space of the container.
  • the medium in the chamber before ratete can escape into the container, wherein it is mixed with the medium in the container.
  • the invention is concerned with the task of specifying a closure device which enables convenient emptying of the chamber during removal of the cover element, while the closure device can also be preferably manufactured more cheaply.
  • a closure device which enables convenient emptying of the chamber during removal of the cover element, while the closure device can also be preferably manufactured more cheaply.
  • the aim can be that the two parts are welded to one another in the dividing plane, the welding being achieved by an additional section connected to the two parts and formed by overmolding .
  • the inner housing is preferably above the shoulder portion in Wirkverbin dung with the container opening of the container, in particular in a Getting Connected Frictional V, further optionally, as also preferable to form a seal against the container opening.
  • the radial offset of the locking inwardly can be given by an amount which can correspond to about a sixth to a half, for example, about a quarter of the largest width of the chamber transversely to the vertical direction of the closure device.
  • the welding can be achieved by means of a supplementary section which is connected to the two parts and formed by overmolding.
  • the supplementary section can, as is also preferred, consist of the same plastic material as the two parts forming the chamber or of a plastic material that enables welding to the two parts.
  • the supplementary section can contain polybutylene terephthalate, for example.
  • the encapsulation can, in addition to an optionally form-fitting connection between the supplementary section and the two parts of the chamber, advantageously also weld the two parts to the supplementary section, possibly also against each other, in the course of the encapsulation.
  • the two parts of the chamber can also be directly welded to one another in the dividing plane. Ultrasonic welding is preferred in this regard. Basically, the weld, optionally formed under
  • a supplementary section to be covered on the outside by a section of the tank, in particular the upper part of the tank, so that the welding point (or the circumferential welding area) can be hidden from view from the outside on the closure device.
  • the upper part can extend in the manner of an apron beyond the welding point, preferably vertically downwards with respect to a usual position of use.
  • the further preferred plug connection between the upper and lower part can be used in particular for a correct alignment of the parts relative to one another before and during a welding process. In addition, this can increase the stability in the welding area.
  • a closure device can also be provided according to the invention, in which the latching in the vertical direction is separately formed from a shoulder section of the inner housing formed on the bottom under the latching and the two parts of the chamber are welded to one another in the plane of division, wherein the weld is achieved by a supplementary section that is connected to the two parts and formed by overmolding, or the weld is covered to the outside by the upper part of the tank, the upper part and the lower part of the tank also being plug-connected .
  • the composition of the chamber from two parts proves to be advantageous in terms of both production and handling.
  • a lower part of the two-part chamber can have constructive means which, if the chamber were made in one piece, would not be or would only be considerably more complex to produce.
  • the two parts of the chambers can be made of different materials.
  • different plastics or plastic mixtures can be used, at least partially, but also different manufacturing processes, such as a plastic blow molding process for part of the chamber, for example a pot-like area of the chamber, and optionally a plastic injection molding process for producing the other part, which serves to fix the chamber as a whole on the inner housing and / or the cover element.
  • the lower part of the chamber in particular, can also offer the closure means for interaction with the inner housing.
  • a favorable arrangement of the latches between the inner housing and the chamber and between the chamber and the cover element on such different diameters can be achieved that their locking projections and locking recesses in a projection in a common plane transverse to the vertical axis without overlap run towards each other.
  • the latching between the inner housing and the chamber can be formed on a free-standing cylinder section of the inner housing.
  • a free-standing cylinder section can, for example, starting from a root area of the shoulder section, extend freely in the axial direction into the circumferential wall of the otherwise bottom-side pot-shaped inner housing, more preferably in such a way that an end of the cylinder section pointing vertically upwards in the usual position of use preferably neither radially inside nor radially outside experiences a support.
  • the cylinder section described above can, according to a possible embodiment, extend essentially radially inward at a distance and at least approximately concentrically to a section of the shoulder section.
  • the inner housing can at the same time have an internal thread for cooperation with an external thread of the container and a sealing lip which is spaced radially inward from the internal thread.
  • the sealing lip can run essentially concentrically to the area of the inner housing having the internal thread. Between the internal thread and the sealing lip, the container neck, on which the closure device is screw-connected, extends in the associated position.
  • a free end of the sealing lip pointing in the axial direction of the closure device is preferably directed downwards in the usual position of use, correspondingly preferably directed opposite to the orientation of the free end of the cylinder section described above.
  • the sealing lip can be designed in radial overlap with the internal thread.
  • the sealing lip is completely covered by the area of the inner housing that has the internal thread.
  • the chamber with the cover element and the inner housing can also be interlocked on two planes that are separate from one another in relation to the state of use of the closure device in the vertical direction, with the formation of locking projections and recesses on the chamber, the cover element and the inner housing, wherein the latching with the réellege housing with respect to the vertical central axis of the locking device is offset radially inwards compared to the latching with the cover element, the latching projections and the latching recesses of the planes running in a common plane transversely to the vertical axis without overlapping one another.
  • This latching of the chamber to the inner housing and the cover element is also an improvement, in particular with regard to the emptying of the chamber in the course of removal of the cover element.
  • the locking of the chamber with the inner housing is achieved in comparison to the locking of the chamber with the cover element with respect to the central axis on a significantly smaller transverse dimension, possibly diameter.
  • the latching areas can be arranged with such different transverse dimensions to the central axis, or on such different diameters with a rotationally symmetrical configuration of the locking device, that in a projection of the latches, in particular the latching projections and the latching recesses of the latches in a common plane running transversely to the central axis, these do not overlap.
  • the latches can furthermore be spaced apart from the central axis so differently with respect to the central axis that there is also a spacing between the latching areas in a projection into a common plane.
  • the locking between the chamber and the inner housing can be provided on a diameter circle whose diameter is 0.3 to 0.7 -Fax, further, for example, about 0.45 to 0.55 times the diameter of the latch between tween the chamber and the cover element can correspond.
  • the relevant, in the plane diameter line it preferably stretches in the radial direction to the central axis viewed centrally between a radially inner or outer groove base of a locking recess and a radially outer or radially inner end of a locking projection cooperating with this locking recess.
  • the locking projections can be formed on the lower part in the vertical direction when the closure device is used normally.
  • This can be a hard plastic part, for example, which can also be manufactured using a plastic injection molding process.
  • both parts of the chamber can consist of a hard plastic.
  • Both parts can also consist of the same hard plastic or be made essentially of the same hard plastic.
  • polypropylene (PP), polyethylene (PE) or polyethylene terephthalate (PET) can be used as hard plastic material. Both parts can also contain polybutylene terephthalate (PBT).
  • the supplementary section can be designed in a ring shape, preferably completely encompassing the parts with respect to the central axis of the closure device, this ring-shaped enclosure preferably being given only in an area assigned to the dividing plane.
  • the supplementary section with reference to a vertical section, in which the vertical central axis is represented as a line can be designed with a rear grip on the assigned sections of the parts. In this way, in addition to a weld, a form-fitting connection between the supplementary section and one or the other part, preferably to both parts of the chamber, is given.
  • the supplementary section can also be formed essentially triangular or trapezoidal in relation to the vertical section.
  • the supplementary section can be inserted like a wedge in the dividing plane between the mutually facing sections of the two parts and can preferably be welded to the two parts.
  • dovetail-shaped rear grips can result for the fastening areas of the two parts of the chamber.
  • the rear grips can be achieved in an advantageous manner by overmolding with the supplementary section material.
  • the supplementary section can further clamp the two parts with respect to the central axis or vertical axis in the radial direction.
  • a bracketing of the two parts in the vertical direction can be achieved by appropriate formation of a we kenden in the vertical direction behind s handle.
  • the ranges or value ranges or multiple ranges specified above and below also include all intermediate values, in particular in 1/10 increments of the respective dimension, possibly also dimensionless.
  • the indication 0.3 to 0.7 times also includes the disclosure of 0.31 to 0.7 times, 0.3 to 0.69 times, 0.31 to 0.69 times etc. This disclosure can serve, on the one hand, to delimit a specified range limit from below and / or above, alternatively or additionally but to reveal one or more singular values from a respective specified range.
  • Fig. 1 shows the closure device in a longitudinal sectional view when arranged on a container, the closure position be taken;
  • Fig. 2 is a cutout representation of a chamber bottom area, be relevant an alternative embodiment
  • 3 shows a schematic representation of a projection of two catches in a common plane
  • FIG. 4 shows the enlargement of the area IV in FIG. 1;
  • FIG. 5 shows the section along the line V-V in FIG. 1;
  • FIG. 6 shows a representation corresponding to FIG. 4, but regarding the discharge position;
  • FIG. 7 shows the section along the line VII-VII in FIG. 1;
  • FIG. 8 shows the closure device in longitudinal section, relating to a
  • FIG. 11 shows the enlargement of the area XI in FIG. 1;
  • FIGS. 12-16 each essentially correspond to FIG. 11
  • 17 shows a detailed illustration corresponding to FIG. 11 in a further embodiment
  • 18 shows an illustration according to FIG. 1, relating to a further embodiment
  • FIG. 20 shows a further embodiment in a representation according to FIG.
  • 21 shows a schematic representation of an arrangement in the course of a
  • FIG. 22 shows the enlargement of the area XXII in FIG. 21; 23 shows a representation corresponding to FIG. 22, but according to
  • FIG. 24 shows the inner housing of the embodiment according to FIG. 21 in a perspective individual illustration
  • FIG. 25 shows a representation essentially corresponding to FIG. 24, but omitting a sealing element.
  • a closure device 1 for a container 2 is shown and described, initially with reference to FIG. 1, the closure device 1 essentially having a cover element 3, a chamber 4 and an inner housing 5, the chamber 4 above a (first) catch 6 is snap-connected to the inner housing 5.
  • the chamber 4 is preferably composed of two parts len 8, 9 composed, which parts 8, 9 in a perpendicular to a vertical axis x extending dividing plane E are connected to each other.
  • FIG. 1 further shows an upper portion of the container 2, here for example in the form of a beverage bottle, on the container opening 10 of which the closure device 1 is arranged.
  • the closure device 1 is located relative to the container 2 in a position which closes the container opening 10 in a fluid-tight manner, the closure device 1 being screwed onto the container 2 in the usual manner so that the container opening 10 is closed. In this state, the container 2 can be stored for a long time without the contents being able to escape from the container 2. To open the container 2, the closure device 1 is unscrewed from the Be Schol ter 2 in the usual manner, so that the container opening 10 is finally completely exposed.
  • the closure device 1 has a chamber 4 for the separate storage of, for example, liquid or powdered media, which are only released to the contents of the container 2 at the moment in which the closure device 1 is removed from the container 2.
  • the chamber 4 can, as also shown and preferably, consist essentially of two parts 8, 9. Both parts 8, 9 can be made from the same material, in particular from the same hard plastic, such as PE, PET or PP, and according to a possible configuration, both parts can also be made entirely of PBT or have parts of PBT can. With reference to the usual position of use of the closure device 1, in which the axis x extends essentially vertically, the upper part 8 can also be produced in a plastic injection blow molding process, alternatively in a plastic injection molding process. The lower part 9 of the chamber 4 in this regard can, as also before given, be produced in the plastic injection molding process.
  • the upper part 8 can also have a pot-shaped shape, with an overhead arrangement being provided with regard to the pot shape.
  • a connection to the lower part 9 is preferred along the edge region of the upper part 8 surrounding the downwardly pointing pot opening.
  • a permanent, operationally and also by the user not releasable, in particular not non-destructively releasable connection is preferred.
  • a pressure-resistant connection is also preferred in this regard, in particular when a medium is received in the chamber 4 with a pressure that is higher than the ambient pressure.
  • the lower part 9 forms a preferably central outlet connection 11.
  • the inner housing 5 can be shaped like a cup, with a circumferential cup wall and a collar 12 for support on the container edge surrounding the container opening 10.
  • a sealing lip 13 can be formed on the underside of the inner housing collar 12 all the way round. In the assignment position according to FIG. 1, this acts with the container wall surrounding the container opening 10.
  • a chamber bottom 14 is formed, which goes all the way around its entire circumference into a channel 15. With reference to the sectional view in FIG. 1, this channel 15 is formed by a radially inner channel side wall 16 and a radially outer channel side wall 17 and by a Channel bottom 18 limited.
  • the radially inner side wall 16 merges on the foot side into the channel bottom 18 and on the head side into the chamber bottom 14, which is axially spaced from the channel bottom 18.
  • the chamber bottom 14 can run essentially transversely to the vertical axis x, further if necessary in a parallel alignment to the channel bottom 18.
  • the radially outer channel side wall 17 can essentially form the housing wall of the inner housing 5.
  • the surface of the channel bottom 18, but also preferably the surface of the radially inner channel side wall 16 facing into the inner space and possibly also, as shown, the surface of the chamber bottom 14 facing the chamber 4, as can also be preferred be covered by a soft plastic layer 19.
  • a soft plastic layer 19 This can, as is also preferred, be divided together with the inner housing 5 in the two-component injection molding process.
  • the soft plastic layer 19 can be produced separately as a pot-like part and, for example, can be locked in place on the inside of the réellegephinu ses 5.
  • ribs 45 which are directed vertically outwards and run in the axial direction can be formed around the channel side wall 16, which (additionally) have a shape.
  • FIG. 2 shows an alternative embodiment in which the chamber floor 14 is not covered by the soft plastic layer 19. The latter extends only in the area of the channel 15, essentially lining it.
  • thermoplastic elastomer for example, can be used to produce the soft plastic layer 19.
  • the chamber bottom 14 can centrally have an opening 20 covered by the soft plastic layer 19 in the direction of the interior of the chamber, via which before the closure device 1 is placed on the container 2 Proper filling - in particular pressure filling - the chamber 4 can be checked.
  • drain opening 21 which penetrates both the channel bottom 18 and the section of the soft plastic layer 19 that covers the channel bottom 18.
  • This can, as is also preferred, viewed in a plane transverse to the vertical axis x, have a circular ring-shaped circumferential opening edge edge, optionally with a diameter that can correspond to the radial width of the channel 15 between the radially inner channel side wall 16 and the radially outer channel side wall 17. More preferably, the channel 15 can have only one such drain opening 21.
  • the soft plastic layer 19 forms a sealing element 22 for interaction with a closure means V, which in the illustrated embodiment shape is essentially formed by the stopper, in particular formed by the wall of the outlet nozzle 11.
  • the outlet nozzle 11 extends essentially in the manner of a circular cylinder, with the free, correspondingly ring-shaped circumferential end pointing downward in the normal manner in use, forming the closure means V, dipping into the channel 15 of the inner housing 5.
  • the closure means V here correspondingly the ring-shaped end region of the drainage connection 11, is permanently seated in the sealing element 22, here the channel 15, and is accordingly preferably not shifted relative to this in the direction of the screw axis x.
  • the closure means V can here have an outlet formation 23, for example in the form of a groove which is open at the edge radially inward in the direction of the radially inner channel side wall 16 and axially downward in the direction of the outlet opening 21. In the closed position according to the representations in FIGS. 1, 4, 18 and 20, this can be aligned offset by approximately 180 degrees to a discharge recess 24 formed in the area of the inner channel side wall 16 in the direction of the channel 15 Area of the soft plastic layer 19 is formed.
  • This output recess 24 can also be formed in the form of a groove, in particular in the form of a groove running in the axial direction. Furthermore, according to the illustrated embodiments, this output expansion tion 24 axially spaced from the discharge opening 21 in the transition from the inner ren channel side wall 16 in the chamber bo the 14 be provided.
  • the plug-shaped closure means V sitting in the channel 15, is rotated into the outlet position, for example according to FIG. 6, in which the discharge formation 23 and the Output recess 24 are brought into a matching alignment.
  • the groove-like output formations are superimposed and the output formation 23 is assigned to the drain opening 21, so that the output formations form the flow path for dispensing the medium in the chamber 4 through the drain opening 21 into the interior of the container.
  • an alternating outlet profile of the medium stored in the chamber 4 can result in this outlet position in the direction of the vertical axis x.
  • a course change from radially inside to radially outside can result, whereby a favorable, possibly delayed outlet of the medium into the container 2 can be achieved.
  • the relative rotation of the chamber 4 provided with the closure means V to the inner housing 5 is preferably limited by a stop.
  • a stop for this purpose, for example, to the chamber 4, for example.
  • a rotation of the chamber 4 or the cover element 3 connected non-rotatably to the chamber 4 in the embodiment according to FIGS. 1 to 16 beyond the stop-limited open position for draining the medium stored in the chamber 4 into the interior of the container leads in the usual way for completely unscrewing the closure device 1 from the container 2, corresponding to the complete exposure of the container opening 10.
  • the non-rotatable connection between chamber 4 and cover element 3 can be provided by engagement on the outside of the wall on chamber 4, in particular on lower part 9, with wing-like, radially outwardly projecting catch ribs 28 that engage in corresponding catches 29 of cover element 3 can (compare in particular Figure 7).
  • the driving ribs 28 can, as further preferably also the above-described radial projection 25, be formed in one piece and made of the same material with the lower part 9 of the chamber 4 and preferably manufactured using the plastic injection molding process.
  • the lower part 9, viewed in the axial direction, can have a locking projection 30, which is preferably ring-shaped with respect to the vertical axis x, between the end region of the outlet nozzle 11, which essentially forms the closure means V, and the region having the radial projection 25.
  • This locking projection 30 engages in a groove-like locking recess 31 formed on the inside of the circumferential inner housing wall to form the (first) locking 6.
  • a rotary bearing for the chamber 4, in particular its lower part 9, can also be provided on the inner housing 5.
  • a dimension in the area of the latch 6, also viewed transversely to the vertical direction M, can correspond to approximately 0.4 to 0.8 times, further approximately 0.5 to 0.6 times the above-described width k of the chamber 4 .
  • the chamber 4 can essentially only have this one latch 6 between the chamber 4 and the inner housing 5.
  • this latch 6 can be separate in the vertical direction M from a shoulder portion 40 of the inner housing 5 formed on the bottom under the latch 6 (compare FIGS. 18 and 25).
  • This shoulder section 40 connects on the outside in the area of the upper end of the pot-like circumferential channel side wall 17 and runs in an upward curve at approximately parallel spacing from the sealing lip 13 up to the collar 12, which runs essentially transversely to the vertical axis x.
  • a free-standing cylinder section 42 connects, on the radially inwardly facing wall of the locking recess 31, for example in the form of a circumferential groove, is formed.
  • the cylinder section 42 ends - viewed from the channel bottom 18 - at a distance in front of the plane given by the collar 12.
  • a circumferential friction surface between the lower part 9 of the chamber 4 and the inner housing 5 can result, in particular in the area of interaction between the locking projection 30 and the locking recess 31 , in addition, if necessary, but also between the free end of the outlet nozzle 11 forming the closure means V and in particular the radially outer channel side walls 17.
  • These friction surfaces extend at least approximately in the area of the same diameter dimensions a, which diameter dimension a is approximately 0.4 to 0, 6 times the free inner diameter b in the region of the container opening 10 can correspond.
  • the inner housing 5 can also be frictionally held on the container 2 in the area of the container opening 10, in particular as a result of the sealing lip 13 resting on the facing inner side in the area of the container opening 10 (see FIG. 1).
  • a favorable ratio can result in terms of the frictional forces, so that in particular with a first twist the chamber 4 together with the Cover element 3 by 180 degrees in the position releasing the outlet opening 21, the frictional force between the inner housing 5 and the container 2 is not or not substantially influenced.
  • the friction surface between the inner housing 5 in the area of its sealing lip 13 and the inner wall of the container 2 in the area of the container opening 10 preferably extends over the above-described diameter b, on which the second latch 7 is essentially also located may extend between the chamber 4 and the cover element 3 substantially.
  • a second latch 7 can be provided between the inner housing 5 and the cover element 3.
  • This second latching 7 can be achieved due to the formation of a further latching projection 32 on the chamber 4, in particular on the lower part 9.
  • This latching projection 32 can, as also shown in FIG. 9, be configured as a radial projection in the area of the driving ribs 28.
  • a latching recess 33 can be provided further below the driving receptacles 29 for the driving ribs 28.
  • This latching recess 33 of the embodiment shown can, as also shown, be exposed vertically downwards.
  • the latching projection 32 as well as the latching recess 33 can, as is also preferred, be designed to be circumferential concentric to the axis x.
  • the pairs of locking projections 30 and 32 and locking recesses 31 and 33 extend at different radial distances from the vertical axis x, the locking projection 32 and the locking recess 33 of The upper, second latch 7 have a greater radial spacing than the latch pair of the first latch 6.
  • a line running concentrically to the vertical axis x and centrally penetrating the respective catch 1 or 2 has a diameter in the area of the first catch 6 that is about 0.4 to 0.6 times the equivalent circular line in the area the second latch 7 can speak ent.
  • closure V can be filled orcardi 1 loading.
  • the latches 6 and 7 are, as can be seen, in the area of different Licher, axially spaced planes F and G, such that when the latches 6 and 7 are projected into a common plane H oriented transversely to the axis x no overlap of the locking conditions 6 and 7 is given. Rather, there is a distance t between the radially outer locking mechanism 7 and the radially inner locking mechanism 6 (see FIG. 3).
  • FIGS. 11 to 17 show different embodiments with respect to the connection of the two parts 8 and 9 to form the chamber 4.
  • a welded connection is preferably provided in each case. This can initially be sufficient, for example, as a result of ultrasonic welding, possibly with a direct connection of the two parts 8 and 9 in the area of a free end edge 34 of the upper part 8 and an assigned base area 35 of the lower part 9.
  • a cross-sectionally outer, circumferential wedge surface can be freeschnit th, for receiving a supplementary section 36 produced by overmolding the area.
  • the supplementary section 36 is preferably made of the same plastic material as the two parts 8 and 9. In the course of production or overmolding with the supplementary cut material, a fusion or welding is achieved in the area of the contact surfaces.
  • the supplementary section 36 can form a connecting weld seam in the broader sense, wherein the supplementary section 36 can be designed as a whole ring-shaped.
  • the supplementary section with reference to a vertical section can be designed with a rear grip, in particular with a rear grip 37 acting in the radial direction.
  • this can be given, for example, by a design of the supplementary section 36 with a trapezoidal cross-section, with an approximately dovetail-shaped wedge lock as a result. bond is achievable.
  • a form-fit connection - here acting in the radial direction in addition to a welded connection, there is also a form-fit connection - here acting in the radial direction.
  • the rear grip 37 can only be achieved with respect to one of the parts 8 or 9, for example according to the illustration in FIG. 14 in connection with the lower part 9, while with respect to the other part (here the upper part 8 ) there can be no such hindrance.
  • an axially acting rear handle 38 can also be provided so that the supplementary section 36 braces the two parts 8 and 9 together in the vertical direction (see Figures 15 and 16).
  • An axial rear grip 38 can be provided solely in the base area 35 as shown in FIG. Alternatively, as shown in FIG. 16, an additional axial rear grip 38 'can be provided in the edge area 34 of the upper part, whereby a secure clamping can be achieved.
  • An axial rear grip 38 formed solely in the edge area 34 of the upper part 8 can result in an advantageous connection in conjunction with a radial rear grip 37 in the base area 35 (see FIG. 14).
  • the supplementary section 36 can apply radially outward with reference to the cross-sectional view and protrude accordingly over the facing outer edge of the upper and lower parts 8 and 9 .
  • This can result in an annular collar 39 lying on the outer wall of the chamber 4 and preferably encircling it.
  • the weld seam formed indirectly by the supplementary section 36 can also be encompassed radially on the outside and circumferentially by a collar 46 of the cover element 4 protruding axially upward. The weld seam is covered by this.
  • the cover element 3 can have an internal thread 43 which cooperates with an external thread 44 of the container 2 and which is preferably designed in radial overlap with the sealing lip 13.
  • the cover element 3 encompassing the container neck serves as a gripping element to open the Benzol age 2, with the rotary movement of the cover element 3 initially by dragging a rotary drive of the chamber 4 relative to the inner housing 5 and when the rotary stop is reached - with the medium being released in the container 2 - also the inner housing 5 is unscrewed, so that from closing a unit of chamber 4, inner housing 5 and cover element 3 can be removed from the container 2.
  • the screw connection between the container 2 and the closure device 1 can be given via the inner housing 5 (compare FIGS. 18 and 20).
  • the inner housing has on one of the radially outer end of the collar 12 protruding, coaxially to the vertical axis x and in radial overlap to the sealing lip 13 from directed jacket section 47 on the internal thread 43, for interaction with the external thread 44 of the Container 2.
  • This jacket section 47 is in the unused position according to Figures 18 and 20 - preferably completely - encompassed by a cylinder jacket 48 of the chamber 4.
  • this cylinder jacket 48 is integrally formed on the part 9 and more preferably of the same material.
  • the cylinder- jacket 48 encompasses the jacket section 47 at a distance and free of any entrainment.
  • the cylinder jacket 48 is preferably enlarged in diameter compared to the outer diameter of the chamber 4 in the region of the part 8, so that in the transition there is a radial step to the outside, in which step region the connection of the parts 8 and 9 is preferably made.
  • a supplementary section 36 supported on the foot side of the part 8 and supported on the step described above can also be used here.
  • parts 8 and 9 can also be welded directly, in particular ultrasonic welding.
  • the upper part 8 can have a circumferential, in cross-section, for example, wedge-like material excess 50 on its downward in the direction of a welding collar 49 formed by the base region 35 ge directed edge, which melts in the course of the ultrasonic welding process and serves to form the weld seam (compare FIGS. 21 to 23).
  • the part 8 of the chamber 4 is placed in an overhead position in a shape-adapted anvil 51, the part 9 is positioned accordingly and the ultrasonic welding is carried out in a targeted manner in the area of the circumferentially provided excess material 50 via a sonotrode 52 (see FIG. 21).
  • the resulting direct weld connection in particular the weld seam provided thereby, is preferably covered radially outward by an axial collar of the upper part 8 of the chamber 4 forming the jacket section 47 of the inner housing 5 and forming the cylinder jacket 48.
  • the dividing plane E penetrates between the parts 8 and 9 of the chamber 4 an overlapping section 41 of the lower part 9 of the chamber 4.
  • This overlapping section 41 is preferably located radially on the inside at the end region of the upper part 8 facing it and gives it a radial support, which is particularly advantageous in the course of the welding process.
  • the overlapping section 41 is used to connect the parts 8 and 9 with a plug connection.
  • a further overlapping section 41 ' can also be provided radially outside of the edge region 34 of the upper chamber part 8, so that the base region 35 ge formed welding collar 49 of the lower chamber part 9 an insertion groove 55 for the downwardly facing edge region 34 of the part 8 sets.
  • the dividing plane E can, as is also preferred, pass through both the radially inner overlapping section 41 and the radially outer overlapping section 41 '.
  • the cylinder jacket 48 of the chamber 4 is used as a gripping element to open the container 2.
  • Zufol ge rotation of the chamber 4 this is relocated relative to the inner housing 5 in the position releasing the medium in chamber 4 , whereupon the inner housing 5 is dragged along in the direction of rotation by the rotary stop, which causes a screw displacement of the closure device 1 overall relative to the container 2.
  • an eccentric pin 54 oriented essentially in the vertical direction M can be molded on.
  • Such a pin can have a favorable effect on the flow behavior of the medium when it leaks out of the chamber 4, for example as a result of a turbulence of the medium being impressed on it.
  • a shutter V orcardi which is characterized in that the latching is separately in the vertical direction M 6 is formed by a bottom side formed under the latching shoulder 6 of the inner housing portion 40.
  • a closure device which is characterized in that the two parts 8, 9 are welded to one another in the division plane E, the welding being achieved by a supplementary section 36 formed by overmolding and connected to the two parts 8, 9 .
  • a closure device which is characterized in that the two parts 8, 9 are welded together in the dividing plane E, the weld being covered to the outside by the upper part 8, wherein further the upper part 8 and the lower part 9 of the chamber 4 are otherwise steckver related.
  • a locking device which is characterized in that the latch 6 is formed on a free-standing cylinder section 42 of the inner housing 5.
  • a closure device which is characterized in that the inner housing 5 at the same time has an internal thread 43 for cooperation with an external thread 44 of the container 2 and a sealing lip 13 which is spaced radially inward from the internal thread 43.
  • a closure device which is characterized in that the sealing lip 13 is formed in radial overlap with the internal thread 43.
  • a closure device which is characterized in that the chamber 4 with the cover element 3 and the inner housing 5 on two to one another, based on the state of use of the closure device 1 in the vertical direction M, separate planes F, G with the formation of locking devices.
  • a closure device which is characterized in that the locking projections 30, 32 are formed on the lower part 9 in the vertical direction.
  • a closure device which is characterized in that both
  • Parts 8, 9 consist of a hard plastic.
  • a closure device which is characterized in that both parts 8, 9 contain polybutylene terephthalate.
  • a closure device which is characterized in that the supplementary section 36 is designed in an annular manner.
  • a closure device which is characterized in that the supplementary section 36 is designed with a rear grip 37, 38 in relation to a vertical section in which the vertical central axis x is shown as a line.
  • a closure device which is characterized in that the supplementary section 36 is formed essentially three corner-shaped or trapezoidal with respect to the vertical section.
  • a closure device which is characterized in that the supplementary section 36 clamps the two parts 8, 9 together in the vertical direction.

Landscapes

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

Abstract

L'invention concerne un dispositif de fermeture (1) conçu pour un contenant (2) comportant une ouverture de contenant (10). Ce dispositif de fermeture (1) comprend un élément couvercle (3) conçu pour fermer l'ouverture de contenant (10), une chambre (4) associée à cet élément couvercle (3) et un logement interne (5), la chambre (4) et le logement interne (5) comportant des moyens de fermeture (V) et d'ouverture correspondants. La chambre (4) est encliquetée avec le logement interne (5), la structure d'encliquetage (6) avec le logement interne (5) étant décalée radialement vers l'intérieur par rapport à un axe vertical (x) du dispositif de fermeture (1), comparativement à une largeur (k) de la chambre (4) plus grande dans la direction de décalage (L). L'objectif de cette invention est de concevoir un dispositif de fermeture permettant de vider la chambre d'une manière commode en termes de manipulation lorsque l'élément couvercle est retiré, ce dispositif de fermeture étant, de préférence encore, productible de manière avantageuse. À cet effet, la structure d'encliquetage (6) est formée de manière à être distincte, dans la direction verticale (M), d'une partie épaule (40) du logement interne (5) se trouvant, côté base, sous la structure d'encliquetage (6).
EP20729050.3A 2019-05-27 2020-05-27 Dispositif de fermeture conçu pour un contenant Active EP3976496B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102019114081.1A DE102019114081A1 (de) 2019-05-27 2019-05-27 Verschlussvorrichtung für einen Behälter
GB201915492A GB201915492D0 (en) 2019-10-25 2019-10-25 A closure
GBGB2003293.4A GB202003293D0 (en) 2020-03-06 2020-03-06 Closure
PCT/EP2020/064700 WO2020239834A2 (fr) 2019-05-27 2020-05-27 Dispositif de fermeture conçu pour un contenant

Publications (3)

Publication Number Publication Date
EP3976496A2 true EP3976496A2 (fr) 2022-04-06
EP3976496C0 EP3976496C0 (fr) 2023-11-15
EP3976496B1 EP3976496B1 (fr) 2023-11-15

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EP20729050.3A Active EP3976496B1 (fr) 2019-05-27 2020-05-27 Dispositif de fermeture conçu pour un contenant

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US (1) US20220258936A1 (fr)
EP (1) EP3976496B1 (fr)
CN (1) CN114026028A (fr)
BR (1) BR112021022150A2 (fr)
CA (1) CA3139056A1 (fr)
WO (1) WO2020239834A2 (fr)

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GB202113119D0 (en) 2021-09-14 2021-10-27 Rpc Bramlage Gmbh Delivery device

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FR3094000B1 (fr) * 2019-03-22 2022-01-28 Coradin Sas Capsule adaptee pour obturer l’ouverture d’un recipient et ensemble comprenant un recipient et ladite capsule
KR102197420B1 (ko) * 2019-05-17 2021-01-04 펌텍코리아(주) 스포이드형 이종 내용물 혼합 용기
US11535433B2 (en) * 2019-11-15 2022-12-27 Helen Of Troy Limited Container closure with venting seal
US11279545B1 (en) * 2020-09-15 2022-03-22 Elc Management Llc Container-closure system
KR20220067493A (ko) * 2020-11-17 2022-05-24 이상록 음용 용기와 결합되는 혼합 용기

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US20220258936A1 (en) 2022-08-18
CN114026028A (zh) 2022-02-08
WO2020239834A2 (fr) 2020-12-03
WO2020239834A3 (fr) 2021-01-21
EP3976496C0 (fr) 2023-11-15
CA3139056A1 (fr) 2020-12-03
EP3976496B1 (fr) 2023-11-15

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