EP2900391B1 - Dispositif de fourniture - Google Patents

Dispositif de fourniture Download PDF

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Publication number
EP2900391B1
EP2900391B1 EP13796064.7A EP13796064A EP2900391B1 EP 2900391 B1 EP2900391 B1 EP 2900391B1 EP 13796064 A EP13796064 A EP 13796064A EP 2900391 B1 EP2900391 B1 EP 2900391B1
Authority
EP
European Patent Office
Prior art keywords
pistons
release
latching
energy storage
housing
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.)
Active
Application number
EP13796064.7A
Other languages
German (de)
English (en)
Other versions
EP2900391A1 (fr
Inventor
Josef Ettlin
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.)
Medmix Switzerland AG
Original Assignee
Sulzer Mixpac AG
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 Sulzer Mixpac AG filed Critical Sulzer Mixpac AG
Priority to EP13796064.7A priority Critical patent/EP2900391B1/fr
Publication of EP2900391A1 publication Critical patent/EP2900391A1/fr
Application granted granted Critical
Publication of EP2900391B1 publication Critical patent/EP2900391B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • B05C17/01—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 manually mechanically or electrically actuated piston or the like
    • B05C17/0136—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 manually mechanically or electrically actuated piston or the like comprising an energy storing element, e.g. a spring, for exerting, e.g. when released, pressure on the material

Definitions

  • EP 1 968 751 B1 From the EP 1 968 751 B1 is already a discharge device for the simultaneous discharge of at least two flowable components of a multi-component mass from different storage volume, with at least two pistons which are displaceable for discharging the components from the at least two storage volume along its extension direction, and with a feed unit for moving the piston along its extension direction , known.
  • the invention is in particular the object of providing a discharge device for a multi-component compound, which allows easy operation. It is achieved by a discharge device according to the invention according to claim 1. Further developments of the invention will become apparent from the dependent claims.
  • the invention is based on a discharge device for the simultaneous discharge of at least two flowable components of a multicomponent mass from different storage volumes, with at least two pistons which are displaceable for discharging the components from the at least two storage volumes along their extension direction, and with a feed unit for moving the pistons along its extension direction.
  • the feed unit has at least one energy storage element which is provided to provide a force for moving the pistons, and has at least one release element which is provided to release the movement of the pistons through the at least one energy storage element.
  • a discharge device for a multi-component mass can be provided, which allows easy operation.
  • a multicomponent composition is to be understood as meaning, in particular, a flowable mass of at least two components, wherein at least one of the components is an activator, by means of which a chemical reaction is triggered after mixing of the components, by which chemical or physical properties of the multicomponent mass change.
  • the multicomponent compound can also be embodied, for example, as a cream for application to the skin, in which additional components, such as, for example, vitamins, are mixed in just before the delivery of a base cream.
  • a "component of the multicomponent composition” should be understood to mean, in particular, a flowable material which can be stored unmixed with another component over a period of time which is longer than a period during which the chemical reaction takes place after the components have been mixed.
  • the separated components are storable over a period of weeks, months or years, while the multicomponent mass assumes its final properties after mixing the components within a period of seconds, minutes or even hours.
  • release indirectly is to be understood in particular that the release element is intended to release the movement of the piston by the at least one energy storage element for a power release unlocks or activates, for example, if the at least one energy storage element is formed by a pressure vessel.
  • intended is intended to be understood in particular specially designed and / or equipped.
  • the feed unit has a link element and at least one latching element, which are provided to latch the at least two pistons against the force of the energy storage element.
  • the force of the at least one energy storage element which acts on the pistons can be supported particularly easily against the housing.
  • a "gate element” is to be understood in particular as a component which is provided for a particularly positive connection with a corresponding latching element, whereby a non-positive connection is also possible.
  • a “locking element” is to be understood in particular a component for engaging in the link element.
  • latching is meant in particular a purely positive connection, which is provided to support the force exerted by the at least one energy storage element and by a relative movement between the locking element and the link element in a direction which is at least substantially perpendicular to a direction along which the force is oriented acts, can be solved.
  • at least substantially perpendicular is to be understood in particular that the direction in which the force acts, with the direction along which the relative movement takes place, an angle of at least 80 degrees.
  • the discharge device is designed, for example, to dispense a total of between 0.5 and 5 ml, in particular between 1 and 3 ml, for example in 4 to 8 steps. It is also designed to be used only once and then disposed of.
  • the link element is firmly connected to the at least two pistons, at least in relation to a movement along the extension direction of the pistons.
  • the pistons can be coupled with one another in terms of motion technology.
  • the two pistons are thereby fixed on the common link element against the force of the at least one energy storage element, whereby only one link element must be provided.
  • the link element and the piston can be integrally formed, for example as a plastic injection molded part.
  • the link element has a latching gate, which provides a feed for the defines at least two pistons for dispensing the components.
  • the locking element is firmly connected to the housing.
  • the feed unit can be made particularly simple.
  • the force acting on the piston, which is provided by the at least one energy storage element is again supported against the housing, whereby the pistons can be advantageously secured against movement.
  • the feed unit has a further latching element, which is firmly connected to the release element.
  • a further latching for the link element can be provided which, in alternation with the latching element, which is fixedly connected to the housing, can be provided to displace the pistons by a defined amount each time the release element is actuated.
  • the release element is provided to release a latching connection between the link element and the first latching element.
  • the feed unit can be configured particularly simple, especially if the further locking element is provided for a latching connection after releasing the locking connection between the link element and the first latching element.
  • the locking elements can be alternately brought into engagement with the link element with each actuation of the release element, whereby the feed unit allows a particularly simple operation.
  • the release element can be provided for actuation by impressions, whereby the discharge device can be handled particularly easily.
  • the discharge device has a mixing unit which is provided to mix the at least two components during application.
  • a mixing unit which is provided to mix the at least two components during application.
  • an advantageous mixing of the components can be achieved.
  • the mixing unit and the housing are formed separately, whereby the mixing unit has a configuration adapted to the multi-component composition.
  • the housing comprising the feed unit can then be simply connected to a suitable mixing unit.
  • the FIGS. 1 to 3 show a discharge device for a multi-component mass.
  • the discharge device serves for the simultaneous discharge of two different flowable components of the multicomponent mass from different storage volumes 10, 11, which are integrated in the discharge device.
  • the discharge device comprises a mixing unit 23, by means of which the individual components are mixed with one another during the application.
  • the Mixing unit 23 comprises a static mixing element 24, which mixes the components together solely by movement of the components through the mixing unit 23.
  • the discharge device is provided for a single use.
  • the discharge device comprises a housing 19 and two reservoirs arranged within the housing 19, which clamp the storage volumes 10, 11 for receiving the components.
  • the storage volume 10, 11 are separated from each other.
  • one of the components is introduced into each of the storage volumes 10, 11.
  • the storage containers, which form the storage volume 10, 11, are fixedly connected to the housing 19.
  • the discharge device is provided for a single use, the reservoir are not provided for an exchange.
  • the reservoir can be formed in principle by the housing 19.
  • the discharge device can be provided for a multicomponent mass which has more than two components.
  • the discharge comprises more than the two storage volumes 10, 11.
  • the discharge can also be provided for multiple use, for example by the reservoir are formed separately from the housing 19 and to are provided to be replaced after a complete emptying.
  • the mixing unit 23 with the mixing element 24 is connected to the housing 19.
  • the mixing unit 23 has, for each of the storage volumes 10, 11, its own inflow 25, 26, through which the corresponding component can flow to the mixing element 24.
  • the storage volume 10, 11 are closed.
  • a part of the mixing unit 23, which comprises the mixing element 24 and the inlets 25, 26, is displaced in the direction of the housing 19 counter to a discharge direction.
  • the tributaries 25, 26 have lateral Openings that dive when moving into the storage volume 10, 11 and thus the storage volume 10, 11 open (see. FIG. 3 ).
  • the discharge device comprises two pistons 12, 13, which are movably guided within the storage volume 10, 11.
  • the pistons 12, 13 are fixedly connected to each other, whereby they are simultaneously moved together.
  • the pistons 12, 13 are arranged parallel to each other.
  • the storage volume 10, 11 and the pistons 12, 13 are each the same size, whereby the components in the applied state, a mixing ratio of 1: 1.
  • the storage volumes 10, 11 can also have different cross-sectional areas, whereby the mixing ratio can be defined. Regardless of a ratio of the cross-sectional areas of the storage volumes 10, 11, the pistons 12, 13 are moved parallel to each other by the feed unit 15, i. at the same time and with the same feed.
  • the feed unit 15 has two energy storage elements 16, 17.
  • the energy storage elements 16, 17 are each formed in the illustrated embodiment in the form of a spiral spring which is disposed within the associated piston 12, 13. In a delivery state, the energy storage elements 16, 17 are biased and fixed by the feed unit 15.
  • the feed unit 15 comprises a release element 18, by means of which the movement of the pistons 12, 13 through the energy storage elements 16, 17 can be released.
  • the energy storage elements 16, 17 are each operatively arranged between one of the pistons 12, 13 and the housing 19.
  • the formed as springs energy storage elements 16, 17 are supported at one end to the housing 19 and at one end to the respective piston 12, 13 from.
  • the feed unit 15 comprises a link element 20 and two latching elements 21, 22.
  • the release element 18 partially forms a push button, which is actuated by a user to release the pistons 12, 13 can be.
  • An actuation direction of the release element 18 is oriented substantially perpendicular to the extension direction 14 of the pistons 12, 13.
  • the housing 19 has a cylindrical shape.
  • the release element 18 is arranged on the outside of the housing 19.
  • the release element 18 has two rings which engage around the housing 19.
  • the push button is formed by a portion of the release member 18a, which is arranged spatially between the two rings.
  • the push button formed by the release member 18 is turned outward and disposed on one side of the housing 19.
  • the link element 20 is fixedly connected to both pistons 12, 13 with respect to a movement along the direction of extent 14 of the pistons 12, 13. Perpendicular to the extension direction 14 of the pistons 12, 13, the link element 20 is elastically deformable.
  • the link element 20 forms a detent gate, which is designed in the form of a toothing.
  • the link element 20 is arranged within the housing 19.
  • the detent gate formed by the link element 20 is directed outwards.
  • the link element 20 and the latching elements 21, 22 are provided for latching the pistons 12, 13 and thus against a force of the energy storage elements 16, 17, which permanently acts on the pistons 12, 13.
  • the detent gate of the link element 20 defines a feed by which the pistons 12, 13 are respectively moved upon actuation of the release element 18.
  • the link element 20 has a plurality of teeth, which form the detent gate.
  • the feed is defined by a distance that the teeth each have with each other.
  • the first latching element 21 is fixedly connected to the housing 19. It is directed inwards and thus faces the link element 20. If the release element 18 is inactivated, the latching element 21 firmly connected to the housing 19 engages in the toothing of the latching backdrop of the sliding element element 20. The latching element 21 latches the pistons 12, 13 against the force of the energy storage elements 16, 17 when the release element 18 is inoperative.
  • the first latching element 21 is designed in one piece with the housing 19.
  • the second latching element 22 is firmly connected to the release element 18. It is, in accordance with the first latching element 21, also directed inwards and provided for engagement in the latching backdrop of the link element 20.
  • the second detent element 22 is arranged between two teeth of the detent gate. A distance which the two latching elements 21, 22 have relative to one another deviates from a multiple of the distance between two teeth.
  • the latching element 22 is movable in a direction perpendicular to the extension direction 14 of the pistons 12, 13.
  • the latching element 22 is deflected inwards.
  • the release member 18 is movable perpendicular to the extension direction 14 by a distance which is greater than a depth of the detent gate, whereby upon actuation of the release member 18, the link element 20 is pressed inwards.
  • the link element 20 is deflected with the latching gate, whereby the latching connection between the first latching element 21 and the link element 20 is released.
  • the Release element 18 is thus provided to release the latching connection between the first latching element 21 and the link element 20.
  • the second locking element 22 is moved into the detent gate.
  • the second latching element 22 is provided for a latching connection after releasing the latching connection between the link element 20 and the first latching element 21. After releasing the latching connection between the first latching element 21 and the link element 20, the pistons 12, 13 are moved by the force of the energy storage elements 16, 17 until the second latching element 22 rests against a tooth of the latching backdrop of the link element 20.
  • One way in which the pistons 12, 13 are moved with the actuation of the release element 18 is smaller than the distance that the teeth have.
  • the detent element 22 connected to the release element 18 is moved out of the detent gate.
  • the pistons 12, 13 are thereby released again for movement, as a result of which the energy storage elements 16, 17 continue to move the pistons 12, 13 until the first latching element 21 bears against the next tooth of the latching guide.
  • the pistons 12, 13 are thus movable by actuation of the release element 18 and the subsequent release of the release element 18 about a path defined by the detent gate, wherein the force for movement of the pistons 12, 13 is provided only by the energy storage elements 16, 17.
  • the discharge device is essentially made of plastic.
  • the housing 19 with the first latching element 21, the release element 18 with the second latching element 22 and the pistons 12, 13 and the link element 20 are made of plastic in an injection molding process.
  • the two pistons 12, 13 and the link element 20 are preferably formed integrally.
  • the mixing unit 23 is typically designed separately from the housing 19, wherein the housing 19 can be connected to mixing units 23 of different design.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Package Specialized In Special Use (AREA)
  • Coating Apparatus (AREA)

Claims (9)

  1. Dispositif de distribution pour distribuer simultanément au moins deux composants capables de s'écouler d'une masse à plusieurs composants depuis différents volumes de stockage (10, 11), comportant au moins deux pistons (12, 13) qui sont déplaçables le long de leur direction d'extension (14) pour distribuer les composants depuis lesdits au moins deux volumes de stockage (10, 11), et comportant une unité d'avance (15) pour déplacer les pistons (12, 13) le long de leur direction d'extension (14),
    dans lequel
    l'unité d'avance (15) comprend au moins un élément d'accumulation d'énergie (16, 17) qui est prévu pour fournir une force pour déplacer les pistons (12, 13), et elle comprend au moins un élément de libération (18) qui est prévu pour libérer le déplacement des pistons (12, 13) par ledit au moins un élément d'accumulation d'énergie (16, 17),
    caractérisé en ce que
    l'unité d'avance (15) comprend un élément formant coulisse (20) et au moins un élément d'enclenchement (21, 22), qui sont prévus pour faire enclencher lesdits au moins deux pistons (12, 13) à l'encontre de la force de l'élément d'accumulation d'énergie (16, 17).
  2. Dispositif de distribution selon la revendication 1,
    caractérisé par
    un boîtier (19) contre lequel s'appuie ledit au moins un élément d'accumulation d'énergie (16, 17) réalisé sous forme de ressort.
  3. Dispositif de distribution selon la revendication 1 ou 2,
    caractérisé en ce que
    l'élément formant coulisse (20) est relié solidairement auxdits au moins deux pistons (12, 13) au moins par rapport à un mouvement le long de la direction d'extension (14) des pistons (12, 13).
  4. Dispositif de distribution selon l'une des revendications précédentes,
    caractérisé en ce que
    l'élément formant coulisse (20) comprend une coulisse d'enclenchement qui définit une avance pour lesdits au moins deux pistons (12, 13) pour distribuer les composants.
  5. Dispositif de distribution selon la revendication 2,
    caractérisé en ce que
    l'élément d'enclenchement (21) est relié solidairement au boîtier (19).
  6. Dispositif de distribution selon la revendication 5,
    caractérisé en ce que
    l'unité d'avance (15) comprend un autre élément d'enclenchement (22) qui est relié solidairement à l'élément de libération (18).
  7. Dispositif de distribution selon la revendication 6,
    caractérisé en ce que
    l'élément de libération (18) est prévu pour détacher une liaison d'enclenchement entre l'élément formant coulisse (20) et le premier élément d'enclenchement (21).
  8. Dispositif de distribution selon la revendication 7,
    caractérisé en ce que
    l'autre élément d'enclenchement (22) est prévu pour une liaison par enclenchement après le détachement de la liaison par enclenchement entre l'élément formant coulisse (20) et le premier élément d'enclenchement (21).
  9. Dispositif de distribution selon l'une des revendications précédentes,
    caractérisé par
    une unité de mélange (23) qui est prévue pour mélanger lesdits au moins deux composants l'un avec l'autre pendant la distribution.
EP13796064.7A 2012-12-03 2013-11-27 Dispositif de fourniture Active EP2900391B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP13796064.7A EP2900391B1 (fr) 2012-12-03 2013-11-27 Dispositif de fourniture

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12195273 2012-12-03
EP13796064.7A EP2900391B1 (fr) 2012-12-03 2013-11-27 Dispositif de fourniture
PCT/EP2013/074849 WO2014086635A1 (fr) 2012-12-03 2013-11-27 Dispositif d'évacuation

Publications (2)

Publication Number Publication Date
EP2900391A1 EP2900391A1 (fr) 2015-08-05
EP2900391B1 true EP2900391B1 (fr) 2018-03-21

Family

ID=47602846

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13796064.7A Active EP2900391B1 (fr) 2012-12-03 2013-11-27 Dispositif de fourniture

Country Status (5)

Country Link
US (1) US9889465B2 (fr)
EP (1) EP2900391B1 (fr)
KR (1) KR102087757B1 (fr)
CN (1) CN104968442B (fr)
WO (1) WO2014086635A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3147034A1 (fr) 2015-09-25 2017-03-29 Sulzer Mixpac AG Applicateur pour éjecter des doses d'un composant fluide
USD815168S1 (en) * 2017-05-23 2018-04-10 Rpm Wood Finishes Group, Inc. Cartridge for heat pump dispenser

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3572336A (en) * 1968-04-30 1971-03-23 Daniel R Hershberg Syringe

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JPS6034764A (ja) * 1983-08-05 1985-02-22 Matsushita Electric Works Ltd 粘稠剤押出機
US5975367A (en) * 1996-09-27 1999-11-02 Thermogenesis Corp. Fibrin glue line and dot dispenser
ATE242650T1 (de) * 1997-03-10 2003-06-15 Disetronic Licensing Ag Gerät zur abgabe von flüssigkeiten
DE19709896C1 (de) * 1997-03-11 1998-12-24 Omrix Biopharm Sa Applikator zum Auftragen eines Ein- oder Mehrkomponenten-Fluids und Verfahren zum Aufsprühen eines derartigen Fluids
EP1587562B1 (fr) * 2003-01-17 2007-04-18 Dentsply International, Inc. Distributeur de liquide de type stylo
DE10337789A1 (de) * 2003-08-14 2005-09-15 3M Espe Ag Einzeldosisspritze für ein mehrkomponentiges Material
EP1732628B1 (fr) * 2004-03-30 2011-09-28 Eli Lilly & Company Appareil d'administration de medicament comprenant un ensemble engrenage presentant un orifice contenant un element de commande
DE102005004498B4 (de) * 2005-02-01 2009-07-09 Roche Diagnostics Gmbh Antrieb für medizinische Geräte und Verwendung für einen solchen Antrieb
BRPI0613158A2 (pt) 2005-07-01 2010-12-21 Medmix Systems Ag dispositivo dispensador de múltiplos componentes com montagem de válvula
WO2007073607A1 (fr) 2005-12-29 2007-07-05 Sulzer Mixpac Ag Dispositif d'injection a usage unique
FR2897968B1 (fr) 2006-02-24 2008-11-21 Airbus France Sas Systeme de detection d'incendie et aeronef equipe d'un tel systeme
WO2009036963A2 (fr) * 2007-09-19 2009-03-26 Kettenbach Gmbh & Co. Kg Récipient
EP2085147B1 (fr) * 2008-01-29 2012-04-04 Medmix Systems AG Dispositif doté d'un piston sur lequel est appliquée une pression, destiné à vider une seringue multiple ou une cartouche multiple

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3572336A (en) * 1968-04-30 1971-03-23 Daniel R Hershberg Syringe

Also Published As

Publication number Publication date
WO2014086635A1 (fr) 2014-06-12
CN104968442B (zh) 2017-06-06
EP2900391A1 (fr) 2015-08-05
US20160016194A1 (en) 2016-01-21
KR102087757B1 (ko) 2020-03-12
CN104968442A (zh) 2015-10-07
US9889465B2 (en) 2018-02-13
KR20150090104A (ko) 2015-08-05

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