EP2900391A1 - Dispositif d'évacuation - Google Patents

Dispositif d'évacuation

Info

Publication number
EP2900391A1
EP2900391A1 EP13796064.7A EP13796064A EP2900391A1 EP 2900391 A1 EP2900391 A1 EP 2900391A1 EP 13796064 A EP13796064 A EP 13796064A EP 2900391 A1 EP2900391 A1 EP 2900391A1
Authority
EP
European Patent Office
Prior art keywords
pistons
discharge device
latching
release
energy storage
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
EP13796064.7A
Other languages
German (de)
English (en)
Other versions
EP2900391B1 (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

Links

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

  • the invention relates to a discharge device according to the preamble of claim 1.
  • the invention is in particular the object of a
  • the invention is based on 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, for discharging the components from the at least two storage volume along its extension direction
  • the feed unit at least one
  • Energy storage element which is intended to provide a force for moving the piston
  • at least one release element which is intended to release the movement of the piston through the at least one energy storage element.
  • Multi-component mass are 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 which, after mixing the components, a chemical reaction is triggered, 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 of time during which the chemical reaction proceeds after the components have been mixed the separated components can be stored over a period of weeks, months or years, while the multicomponent mass after the
  • An “energy storage element” is to be understood as meaning, in particular, a mechanical component which is intended to store an energy and deliver it in the form of a force acting on the pistons
  • the at least one energy storage element is preferably one
  • a “release element” is to be understood as meaning, in particular, a component which is intended for actuation by a user and which releases the pistons directly or indirectly for movement. the release element unlocks the pistons in terms of movement, while the at least one energy storage element constantly exerts a force on the pistons.
  • 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 means of a pressure vessel.
  • 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 discharge device has a housing against which the at least one designed as a spring
  • the at least one energy storage element is supported.
  • the at least one energy storage element can be made structurally simple. Basically, while a single spring for the at least two pistons as
  • Discharge device can be made very compact.
  • the terms "turned inwards” and “outwardly facing” used below are understood to mean in particular an orientation with respect to the housing.
  • the housing preferably has a substantially cylindrical shape, with “inwardly facing” preferably corresponding to a radially inwardly oriented orientation relative to the shape of the housing.
  • “outwardly facing” preferably corresponds to one radially with respect to the shape of the housing outwardly directed
  • 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.
  • a "link element” is to be understood in particular as meaning a component which is provided for a particularly positive connection with a corresponding latching element, wherein a frictional connection is also possible
  • Gate element to be understood.
  • latching should be understood in particular a purely positive connection, which is provided to support the force exerted by the at least one energy storage element and force by a relative movement between the
  • Locking element and the link element in a direction which acts at least substantially perpendicular to a direction along which the force is oriented 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 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. This allows the pistons
  • 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 gate element has a detent gate which defines a feed for the 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 be another
  • Has latching element which is fixedly 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 a
  • the feed unit can be designed particularly simply, in particular if the further latching element for a
  • Gate element and the first locking element is provided.
  • 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 for actuation by Impressions are provided, whereby the discharge can be handled very 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
  • Embodiment has. Depending on the multicomponent mass, the housing comprising the feed unit can then be simply connected to a suitable mixing unit.
  • FIG. 1 shows a discharge device according to the invention in one
  • Fig. 2 is a feed unit of the discharge
  • Fig. 3 is a mixing unit of the discharge.
  • Figures 1 to 3 show a discharge device for a
  • the discharge device serves for the simultaneous discharge of two different flowable components of the
  • Multi-component mass from different storage volume 10, 1 1, in the discharge device are integrated.
  • For the application includes the
  • Discharge device a mixing unit 23, by means of which the individual
  • the mixing unit 23 comprises a static mixing element 24, which the
  • 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, 1 1 are separated.
  • Delivery state is in each of the storage volume 10, 1 1 one of
  • the reservoir which form the storage volume 10, 1 1, are fixedly connected to the housing 19. Since in the illustrated embodiment, the discharge for a
  • the reservoir are not intended for replacement.
  • 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 device comprises more than the two storage volumes 10, 11.
  • the discharge device can also be provided for multiple use, for example by the storage containers are formed separately from the housing 19 and are intended to be replaced after a complete emptying.
  • the mixing unit 23 with the mixing element 24 is connected to the housing 19. For each of the storage volumes 10, 11, the mixing unit 23 has its own inflow 25, 26, through which the corresponding component can flow to the mixing element 24. In one
  • Discharge device becomes a part of the mixing unit 23, which is the mixing element 24 and the inflows 25, 26, against a discharge direction in the direction of the housing 19 is displaced.
  • the inflows 25, 26 have lateral openings which, when moving into the storage volume 10, 1 1
  • 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, 1 1 and the pistons 12, 13 are each the same size, whereby the components in the discharged state, a mixing ratio of 1: 1. Basically, the
  • Reservoir volume 10, 1 1 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, 1 1, the pistons 12, 13 are moved in parallel 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 in the illustrated embodiment, each in the form of a
  • Spiral spring formed which is disposed within the associated piston 12, 13. In a delivery state are the
  • 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 trained as springs energy storage elements 16, 17 are supported at one end on the housing 19 and at one end to the respective piston 12, 13 from.
  • the feed unit 15 For fixing the pistons 12, 13 against the force of the energy storage elements 16, 17, the feed unit 15 comprises a link element 20 and two latching elements 21, 22.
  • the release element 18 forms part of a
  • Push button which can be actuated by a user to release the piston 12, 13.
  • 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. For attachment has the
  • Release member 18 has two rings which engage around the housing 19. Along the extension direction 14 of the pistons 12, 13, the rings are spaced from each other.
  • 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 in relation to a movement along the
  • 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 to latch the pistons 12, 13 and thus against a force of
  • 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 Rastkulisse. The feed is defined by a distance that the teeth each have with each other.
  • Gate element movement technically coupled piston 12, 13 further shifted by one tooth.
  • the pistons 12, 13 are fixable by means of the link element 20 in a plurality of intermediate position.
  • the first latching element 21 is fixedly connected to the housing 19. It is directed inwards and thus faces the link element 20. Is the release member 18 unconfirmed, which firmly engages with the housing 19th
  • the latching element 21 latches the pistons 12, 13 against the force of the energy storage elements 16, 17, when the
  • 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.
  • Detent element 22 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 gate element 20 is deflected by the latching gate, whereby the latching connection between the first latching element 21 and the gate element 20 is released.
  • 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 for a latching connection after releasing the latching connection between the link element 20 and the first
  • Detent element 21 is provided. 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. A way by which the pistons 12, 13 with the actuation of the
  • Release member 18 is moved is smaller than the distance that have the teeth.
  • Release element 18 connected locking element 22 is moved out of the detent gate.
  • the pistons 12, 13 are thereby released again for movement, whereby the energy storage elements 16, 17, the pistons 12, 13 continue to move until the first locking element 21 on the next tooth
  • 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.
  • Release element 18 with the second locking 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 typical separated from the housing 19, wherein the housing 19 can be connected to mixing units 23 of different design.

Landscapes

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

Abstract

L'invention concerne un dispositif d'évacuation permettant l'évacuation simultanée d'au moins deux composants coulants d'une masse à composants multiples à partir de différents volumes de stockage (10, 11). Ledit dispositif est pourvu d'au moins deux pistons (12, 13), lesquels sont mobiles le long de leur direction d'extension (14) pour évacuer les composants des deux volumes de stockage (10, 11) ou plus, et d'une unité d'avancement (15) destinée à déplacer les pistons (12, 13) le long de leur direction d'extension (14). L'unité d'avancement (15) comporte au moins un élément d'accumulation d'énergie (16, 17), lequel est destiné à fournir une force permettant de déplacer les pistons (12, 13), et au moins un élément de libération (18), lequel est prévu pour libérer le mouvement des pistons (12, 13) au moyen du ou des éléments d'accumulation d'énergie (16, 17).
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 true EP2900391A1 (fr) 2015-08-05
EP2900391B1 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

Family Cites Families (14)

* 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
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
EP0971759B1 (fr) * 1997-03-10 2003-06-11 Disetronic Licensing AG Dispositif pour distribuer des fluides
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
DE602004005962T2 (de) * 2003-01-17 2007-08-30 Dentsply International Inc. Stiftartiger flüssigkeitsspender
DE10337789A1 (de) 2003-08-14 2005-09-15 3M Espe Ag Einzeldosisspritze für ein mehrkomponentiges Material
US7857791B2 (en) 2004-03-30 2010-12-28 Eli Lilly And Company Medication dispensing apparatus with gear set having drive member accommodating opening
DE102005004498B4 (de) * 2005-02-01 2009-07-09 Roche Diagnostics Gmbh Antrieb für medizinische Geräte und Verwendung für einen solchen Antrieb
ATE437703T1 (de) 2005-07-01 2009-08-15 Medmix Systems Ag Mehrkomponentenabgabevorrichtung mit ventilanordnung
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
EP2190592B2 (fr) * 2007-09-19 2015-08-26 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

Also Published As

Publication number Publication date
CN104968442B (zh) 2017-06-06
KR102087757B1 (ko) 2020-03-12
US20160016194A1 (en) 2016-01-21
US9889465B2 (en) 2018-02-13
WO2014086635A1 (fr) 2014-06-12
EP2900391B1 (fr) 2018-03-21
KR20150090104A (ko) 2015-08-05
CN104968442A (zh) 2015-10-07

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