WO2020151939A1 - Système d'application à double fermeture inviolable - Google Patents

Système d'application à double fermeture inviolable Download PDF

Info

Publication number
WO2020151939A1
WO2020151939A1 PCT/EP2020/050226 EP2020050226W WO2020151939A1 WO 2020151939 A1 WO2020151939 A1 WO 2020151939A1 EP 2020050226 W EP2020050226 W EP 2020050226W WO 2020151939 A1 WO2020151939 A1 WO 2020151939A1
Authority
WO
WIPO (PCT)
Prior art keywords
cartridge
application system
container
closure
connecting element
Prior art date
Application number
PCT/EP2020/050226
Other languages
German (de)
English (en)
Inventor
Alexander Bublewitz
Jens-Peter Reber
Original Assignee
3lmed 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 3lmed GmbH filed Critical 3lmed GmbH
Publication of WO2020151939A1 publication Critical patent/WO2020151939A1/fr

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
    • 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
    • B65D55/024—Closures in which a part has to be ruptured to gain access to the contents
    • 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
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/0005—Containers or packages provided with a piston or with a movable bottom or partition having approximately the same section as the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/00503—Details of the outlet element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/00553—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with means allowing the stock of material to consist of at least two different components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/00576—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes characterised by the construction of a piston as pressure exerting means, or of the co-operating 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
    • B65D2401/00—Tamper-indicating means
    • B65D2401/10—Tearable part of the container

Definitions

  • the present invention relates to an application system which has a cartridge, syringe or compule with at least one chamber, and a removable closure element which, in the delivery state, is connected to the cartridge by means of a first connecting element which has a predetermined breaking point.
  • cartridges, syringes or compulses are used to store and discharge dental materials.
  • the cartridges, syringes or computers should not only protect the dental materials stored in them from environmental influences, but also allow the materials to be dispensed in a user-friendly and precise manner.
  • they are partly provided with a removable closure that can be attached to the spreading area.
  • Another accessory can also be attached to the dispensing area in order to dispense and / or mix dental materials, for example a mixer, a dispensing spout or the like. Applicator.
  • the application system has two separate tamper-evident closures, one of which is connected to the closure element and the other of which is associated with the actuating opening and / or the at least one dispensing element.
  • at least one of the originality closures is designed such that it is opened during normal use of the cartridge without the need for a separate working step.
  • a predetermined breaking point of the respective tamper-evident closure can be cut automatically by removing the closure element or actuating the dispensing element.
  • An application system has, for example, a cartridge, syringe or compule with at least one chamber and a removable closure element which is preferably connected to the cartridge in the delivery state by means of a first connecting element, which may have a predetermined breaking point.
  • the application system can additionally have at least one second connecting element, which may have a predetermined breaking point and which, in the delivery state, is not removably connected to both the cartridge and a dispensing element.
  • a dispensing element or a dispensing element and a closure element are fastened to the cartridge by means of at least one connecting element in such a way that unintentional actuation in the delivery state or in a storage condition is avoided.
  • an originality lock can be implemented in this way, which also indicates whether the application system has already been used for the first time.
  • securing the dispensing element makes sense, since its actuation inevitably occurs when the application system is used for the first time.
  • a tamper-evident seal associated with the dispensing element is particularly effective in addition or as an alternative to an tamper-evident seal on the closure element. This can also ensure that a piston arrangement or a plunger arrangement does not move within the cartridge as a result of vibrations or pressure or temperature fluctuations.
  • the application system has a cartridge which has at least one container with an outlet and an actuating opening, at least one dispensing element, a removable closure element which can seal the outlet of the at least one container in a delivery state of the cartridge, a first Ver connecting element, which may have a predetermined breaking point and which is not non-destructively removable in the delivery state, connected to both the cartridge and the closure element, and at least one second connecting element, which may have a predetermined breaking point and which is not in the delivery state non-destructively removable is connected to both the cartridge and the at least one dispensing element.
  • both the at least one closure element and the at least one dispensing element are thus secured to the cartridge via a respective connecting element.
  • the second tamper-evident closure can be designed as a film or disc which has at least a first section connected to the cartridge and a second section which at least partially closes the actuating opening and is connected to the first section via the second predetermined breaking point is.
  • This film or disc is fixed to the actuation opening in such a way that the second section is separated when a plunger is inserted into the cartridge. This second section can then be pushed into the cartridge with the pistons. Alternatively, it is also possible to remove the second section. This is particularly useful if the second tamper-evident seal is designed as an adhesive film.
  • the second section can have any shape, for example a circle, a strip, a cross or a grid.
  • the at least one dispensing element can, according to one embodiment, be a piston arrangement which seals the actuating opening of the at least one container and which is displaceable in the container for dispensing a content of the container through the outlet in the container.
  • the at least one dispensing element can have a piston rod which, at least in the delivery state, protrudes from the actuation opening of the at least one container and which is displaceable in the container for dispensing a content of the container through the outlet in the container.
  • the at least one dispensing element can alternatively or additionally have a display element which can be displaced through the outlet in or on the cartridge during the dispensing of a content of the container.
  • the predetermined breaking point is preferably designed in such a way that cutting through the predetermined breaking point generates an optical, acoustic and / or haptic signal.
  • Application systems are often manufactured in large numbers by injection molding from plastic.
  • the provision of the first connecting element and / or that of the second connecting element can take place in that they are integrally or positively connected to the cartridge and are formed in one piece with the closure element or the dispensing element.
  • the first connecting element can be connected to the closure element in a material or form-fitting manner and / or the second connecting element can be connected in a material or form-fitting manner to the dispensing element and be formed in one piece with the cartridge.
  • Such a material or positive connection can, for example, be carried out by welding, in particular if the connecting element and the cartridge or the closure element or the dispensing element consist of plastics which can be welded to one another, in particular injection molded parts. Such welding is possible, for example using an ultrasound welding method, with a simple means even after the closure element has been applied to the cartridge, so that the outlay for installing the application system can be kept low.
  • Another possibility of a material or positive connection is, for example, to inject the connecting element during the manufacture of the cartridge or the closure element or the dispensing element by multi-component injection molding.
  • the connecting element can be connected to the cartridge and / or the closure element and / or the dispensing element by gluing, attaching and / or mechanical pressing, cold welding, shrinking on and / or clicking.
  • the closure element can also be a separate one-part or multi-part plastic part.
  • the connec tion element is provided with a coding.
  • a coding can, for example, be a colored design of the connecting element.
  • the connecting element has a shape suitable for coding and / or be provided with a corresponding marking.
  • Such a coding of the connecting element makes it possible to use the coding to identify the cartridges, for example with regard to their content and / or with regard to the accessories to be used with the cartridge.
  • an application system that additionally has at least one accessory part that can be connected to the cartridge that the at least one accessory part, in particular an applicator, such as a brush, a brush or a cannula, or a mixer, is one of the coding of the connecting element has corresponding coding.
  • the color of the connecting element can be the same as the color with which the coding of the accessory is designed in order to be able to select the accessory matching the respective cartridge from a larger number of different accessories.
  • the application system has a connecting element that fulfills several functions simultaneously.
  • the connecting element serves first to indicate as a tamper-evident element the first removal of the closure element from the cartridge. In addition, it complicates or prevents the connecting element from unintentionally removing the closure element from the cartridge or unintentionally moving the dispensing element.
  • the connecting element also serves to identify the cartridge among other cartridges of the same type and / or to assign a suitable accessory to the cartridge.
  • FIGS. 1 to 4 show the (closure) side of an application system according to the invention according to a first embodiment in the discharge direction
  • FIG. 5 shows the (actuation) side of an application system according to the invention facing away from the application direction, according to a second embodiment
  • FIG. 6 shows an application system according to the invention according to a third
  • FIG. 7 shows an application system according to the invention according to a fourth
  • FIG. 8 is a perspective view of a cartridge according to a fifth embodiment
  • FIG. 9a shows a top view of one end of the cartridge according to FIG. 8,
  • FIG. 9b shows a top view of one end of the cartridge according to an alternative embodiment
  • Figure 10 is a sectional view of the cartridge of Figure 8
  • Figure 11 is a sectional view of the cartridge according to another embodiment.
  • Figure 1 shows a first embodiment in the stored state with a closed cartridge 1 with two containers 2.
  • the cartridge 1 is shown here in a Lagerzu stand and is sealed by a closure element 3, here a plug.
  • the closure element 3 comprises a connection element 4 which is already attached to the closure element 3 in the delivery state and has a positioning tongue 5, the function of which is explained in more detail in WO 2013/026 717 A1 and to which reference is made in this respect.
  • the closure element 3 has a circumferential ring 3a provided with a corrugated surface, which facilitates manual rotation of the closure element 3 relative to the cartridge 1.
  • a plurality of predetermined breaking points 6 are provided on the connecting element 4, via which the connecting element 4 is connected to the cartridge 1 and cannot be removed without being destroyed. More precisely, the connecting element 4 is connected via the predetermined breaking points 6 to the front surface of a collar-shaped connecting part 7 of the cartridge 1.
  • the connecting part 7 serves to receive a locking element 3 or an accessory 11 and also has symbols 8a, 8b and 8c which indicate the direction of rotation (arrow 8c) for opening (opened lock 8b) and for closing (closed lock 8a).
  • connection points 4a preferably have a coding in the form of a color, which preferably stands out in a clear contrast to the cartridge color.
  • connection points 4a and the connecting element 4 have the same coding, a user can also quickly and without doubt determine, after the detachment of the closure element 3 from the cartridge 1, which closure element 3 closes the cartridge 1 in a sealing manner. Thus, who can prevent a user from placing a non-matching closure element 3 on the cartridge 1, which would impair the tightness of the closure. Furthermore, it is prevented that by closing the cartridge 1 with another closure element 3, contamination of the components stored in the cartridge 1 takes place.
  • FIG. 3 shows the cartridge 1 according to FIG. 2 without the closure element 3.
  • the exact design of the collar-shaped connecting part 7 can be seen, which includes the outlets 9a of the container 2 and has an internal thread 10.
  • an actuation opening 9b At the opposite end (not shown) of the cartridge there is an actuation opening 9b.
  • FIG. 4 shows the cartridge 1 as described above with attached accessory 1 1, here a mixer.
  • the mixer 11 comprises a positioning tongue 5 which has the same coding, in particular the same color, as the connection element 4 and the connection points 4a. This makes it particularly easy for a user to place the appropriate mixer 11 on the cartridge 1 and application errors are avoided.
  • Coding can also be applied additionally or alternatively to the accessory housing 12 or to the mixing element (not shown), to the mixer connection part and / or a union nut, and alternatively to a color can include a symbol that allows the matching parts of the application system to be assigned.
  • FIG. 5 shows, by way of example, the end of one of the two containers 2 of a cartridge 1, opposite the closure element 3 or the mixer 11, with a discharge piston 13 accommodated therein. From the bring piston 13 forms a dispensing element to discharge the contents of the container 2. For example, due to pressure or temperature fluctuations as well as shocks during transport, the discharge piston 13 could be moved unintentionally within the container 2.
  • the discharge piston 13 can be connected to the container 2 via a connecting element with a predetermined breaking point.
  • this is realized by a severable or tear-off welding spot 14, which releasably connects the dispensing piston 13 to the container 2.
  • a severed or severed welding spot 14 clearly indicates that the discharge piston 13 has been moved within the container 2.
  • FIGS. 6 and 7 each show alternative embodiments in which the application system additionally has a plunger unit 15 as a dispensing element.
  • the cartridge 1 has only one container 2, which is closed with a closure element 3.
  • the closure element 3 can be used with an as above with reference to FIGS to 4 described tamper-evident closure can be attached to the cartridge 1.
  • a guide slot 16, which runs parallel to the longitudinal axis of the container, is formed in an eg elliptical casing of the cartridge 1.
  • a display element 17 of the plunger unit 15 slidably leads to indicate the fill level of the cartridge 1.
  • the plunger unit 15 is provided with latching teeth 18 which act together with a latching hook 19 of the cartridge 1 in order to push the plunger unit 15 forward in defined steps in the cartridge 1.
  • a tamper-evident closure can be formed between the locking teeth 18 and the locking hook 19, for example by a connecting element with a predetermined breaking point or by a welding point 14.
  • FIG. 7 A similar embodiment is shown in FIG. 7, the cartridge 1 having two containers 2, so that the plunger unit 15 is designed with two piston rods 20 and a display element 17.
  • a tamper-evident seal between the plunger unit 15 and the cartridge is realized in this embodiment by a connecting element 21 which can be connected to both the cartridge 1 and the display element 17 in such a way that the connecting element 21 cannot be removed without being destroyed.
  • the connecting element 21 can have, for example, a predetermined breaking point at which the connecting element 21 is severed when the plunger unit 15 is first moved inside the cartridge 1.
  • Figures 8, 9a, 9b and 10 show alternative embodiments of the design of the second tamper-evident closure at the end of the cartridge, which has the actuation openings 9b of the respective container.
  • the second tamper-evident closure can be designed there as a disc which has a first section 22, a second section 23 for each container and predetermined breaking points 24.
  • the first section 22 may have a shape that conforms to the flange at the end of the cartridge corresponds, and can be firmly connected to the cartridge, for example glued or welded on.
  • the second section 23 at least partially covers the respective actuation opening 9b. This can be a largely complete closure of the actuation opening by means of the circular design shown in FIG.
  • the discharge pistons 13 can have corresponding recesses 25 which are designed such that they receive the two sections flush in their contours.
  • FIG. 1 Another embodiment of a one-component cartridge is shown in FIG.
  • the actuation opening 9b into which a plunger unit 15 can be inserted, is initially closed by a wall 26 which can be penetrated.
  • the pierceable wall 26 is formed as an injection molded skin, which can be in one piece with the cartridge.
  • the penetrable wall 26 can, for example, also be designed like an adhesive film or a label.
  • the invention is not limited to the design of the respective Originalmaschinesver closures to the variants shown in the figures.
  • the originality closures at the discharge end of the cartridge 1 and at the opposite end can be of the same type or different.
  • these tamper-evident closures can be used as in the as yet unpublished patent application DE 10 2017 117 557 described, to which extent reference is made.
  • the containers of the cartridges have a volume ratio of 1:10.
  • the containers can also have other volume ratios, for example 1: 1, 1: 2, 1: 4 or 1: 5.

Landscapes

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

Abstract

L'invention concerne un système d'application pourvu d'une cartouche (1), qui présente au moins un contenant (2) pourvu respectivement d'une sortie (9a) et respectivement d'une ouverture d'actionnement (9b), d'au moins un élément d'émission (13 ; 15), et d'un élément de fermeture (3) amovible, qui peut fermer de manière étanche la sortie (9) du ou des contenants (2) lorsque la cartouche (1) se trouve dans un état de fourniture. En plus, le système d'application présente deux fermetures inviolables, dont une est reliée à l'élément de fermeture (3) et dont l'autre est associée à l'ouverture d'actionnement (9b) et/ou à l'élément ou aux éléments d'émission (13 ; 15).
PCT/EP2020/050226 2019-01-23 2020-01-07 Système d'application à double fermeture inviolable WO2020151939A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019101645.2 2019-01-23
DE102019101645.2A DE102019101645A1 (de) 2019-01-23 2019-01-23 Applikationssystem mit zweifachem Originalitätsverschluss

Publications (1)

Publication Number Publication Date
WO2020151939A1 true WO2020151939A1 (fr) 2020-07-30

Family

ID=69157836

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2020/050226 WO2020151939A1 (fr) 2019-01-23 2020-01-07 Système d'application à double fermeture inviolable

Country Status (2)

Country Link
DE (1) DE102019101645A1 (fr)
WO (1) WO2020151939A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2625279A (en) * 2022-12-12 2024-06-19 Medmix Switzerland Ag Dispenser

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9306593U1 (de) * 1993-05-03 1993-06-17 Schieferdecker Gmbh & Co Kg, 4006 Erkrath Verpackungsbehälter
WO2002094683A1 (fr) * 2001-05-22 2002-11-28 Dentsply International Inc. Conditionnement pour substance dentaire
WO2006092077A1 (fr) * 2005-03-03 2006-09-08 Hoffmann Neopac Ag Bouchon de fermeture
EP2428461A1 (fr) * 2010-09-10 2012-03-14 Sulzer Mixpac AG Fermeture dotée d'une sécurité pour enfants pour un dispositif d'application de produit
WO2013026717A1 (fr) 2011-08-24 2013-02-28 Kettenbach Gmbh & Co. Kg Système de cartouche et mélangeur statique associé
DE102015110442A1 (de) 2015-06-29 2016-12-29 Kettenbach Gmbh & Co. Kg Behälter zum Aufbewahren und Ausbringen wenigstens einer Komponente sowie Verfahren hierfür
DE102017117557A1 (de) 2017-08-02 2019-02-07 3lmed GmbH Applikationssystem

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH674828A5 (fr) * 1987-10-23 1990-07-31 Gurit Essex Ag
AU4344589A (en) * 1988-10-13 1990-05-01 Ewald Pickhard Injection device with prevention against re-use
DE10151404A1 (de) * 2001-10-18 2003-05-15 Ivoclar Vivadent Ag Behältnis
DE20309931U1 (de) * 2003-06-27 2004-11-04 Sulzer Chemtech Ag Verschluß für eine Zweikomponentenkartusche

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9306593U1 (de) * 1993-05-03 1993-06-17 Schieferdecker Gmbh & Co Kg, 4006 Erkrath Verpackungsbehälter
WO2002094683A1 (fr) * 2001-05-22 2002-11-28 Dentsply International Inc. Conditionnement pour substance dentaire
WO2006092077A1 (fr) * 2005-03-03 2006-09-08 Hoffmann Neopac Ag Bouchon de fermeture
EP2428461A1 (fr) * 2010-09-10 2012-03-14 Sulzer Mixpac AG Fermeture dotée d'une sécurité pour enfants pour un dispositif d'application de produit
WO2013026717A1 (fr) 2011-08-24 2013-02-28 Kettenbach Gmbh & Co. Kg Système de cartouche et mélangeur statique associé
DE102015110442A1 (de) 2015-06-29 2016-12-29 Kettenbach Gmbh & Co. Kg Behälter zum Aufbewahren und Ausbringen wenigstens einer Komponente sowie Verfahren hierfür
DE102017117557A1 (de) 2017-08-02 2019-02-07 3lmed GmbH Applikationssystem

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