EP2879806B1 - Nachfüllbarer schaumspender - Google Patents

Nachfüllbarer schaumspender Download PDF

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Publication number
EP2879806B1
EP2879806B1 EP13752864.2A EP13752864A EP2879806B1 EP 2879806 B1 EP2879806 B1 EP 2879806B1 EP 13752864 A EP13752864 A EP 13752864A EP 2879806 B1 EP2879806 B1 EP 2879806B1
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EP
European Patent Office
Prior art keywords
chamber
liquid
air
bell
outlet opening
Prior art date
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Active
Application number
EP13752864.2A
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English (en)
French (fr)
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EP2879806A1 (de
Inventor
Gérard Sannier
Francis Poizot
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Individual
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Individual
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Publication of EP2879806A1 publication Critical patent/EP2879806A1/de
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B05B7/0025—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply
    • B05B7/0031—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply with disturbing means promoting mixing, e.g. balls, crowns
    • B05B7/0037—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply with disturbing means promoting mixing, e.g. balls, crowns including sieves, porous members or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0062—Outlet valves actuated by the pressure of the fluid to be sprayed
    • B05B11/0064—Lift valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/02—Membranes or pistons acting on the contents inside the container, e.g. follower pistons
    • B05B11/028—Pistons separating the content remaining in the container from the atmospheric air to compensate underpressure inside the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1028—Pumps having a pumping chamber with a deformable wall
    • B05B11/1035—Pumps having a pumping chamber with a deformable wall the pumping chamber being a bellow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1042—Components or details
    • B05B11/1073—Springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1087—Combination of liquid and air pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0059—Components or details allowing operation in any orientation, e.g. for discharge in inverted position

Definitions

  • the invention relates to the field of manually operated foam producing devices operating on the basis of foaming and refillable liquid. It relates more particularly to a device that can be used in all positions, standing, lying down or turned over, to produce foam.
  • foam producing devices for producing foam from foaming liquid.
  • the patent application WO 2004/078359 and the patent EP 1 190 775 describe, for example, a type of manual device producing foam from a foaming liquid.
  • this type of foam producing device does not work properly in all positions.
  • This type of device can not produce foam, for example, when the device is returned or that device is tilted horizontally and that its tank is emptied more than half.
  • a foam production device comprising a foaming liquid supply tank, of variable capacity, a liquid chamber communicating with the foaming liquid supply tank through an inlet opening, and with a chamber of mixing by an outlet opening of the liquid, a first non-return valve disposed at the inlet opening of the liquid chamber, a second non-return valve, arranged at the liquid outlet opening, allowing a flow leaving the liquid chamber and comprising elastic means for holding in the closed position, an air chamber comprising at least one inlet with a third non-return valve allowing the supply of air coming from the outside and an opening air outlet communicating with the mixing chamber, gripping means for a user, for compressing the air chamber and the liquid chamber to expel liquid and air.
  • the present invention aims to remedy one or more of the disadvantages of the prior art by providing a rechargeable foam production device, operated by hand and operating in all positions, simple and safe design.
  • the air chamber further comprises at least one inlet with a third non-return valve for supplying air from outside and an air outlet opening communicating with the mixing chamber.
  • the second non-return sealing valve comprises a plastic boss that closes the outlet opening of the liquid, the boss being held by elastic tabs fixed to the mixing chamber, the stirring means comprising a thread or a porous element disposed downstream of the liquid outlet opening and the air outlet opening, with respect to a flow towards the expulsion port.
  • the second non-return sealing valve comprises a ball pushed against a frustoconical wall widening towards the ball and realizing the edges of the outlet of the liquid chamber, the ball being pushed by an elastic element in bearing against at least one bearing abutment of the mixing chamber.
  • the elastic element is made by a spring
  • the stirring means comprising a net or a porous element disposed downstream of the air outlet opening and the liquid outlet opening, by relative to a flow towards the expulsion orifice.
  • the elastic element is formed by a piece of elastic porous foam disposed downstream of the air outlet opening, with respect to a flow towards the expulsion orifice to achieve the stirring of air and foaming liquid.
  • the sealing check valve comprises a deformable portion to ensure a tight closure of the liquid outlet opening.
  • the air chamber comprises two cylindrical walls centered around the same axis and joining by the bottom of the air chamber, a piston, in which are formed the inlet for the air supply and the air outlet opening, closing the air chamber and sliding along the axis of the air chamber, the piston of the air chamber being pushed towards the bottom of the air chamber by the action of the user on a protruding portion of the piston or the piston being remote from the bottom of the chamber by the action of the return means, the biasing means being arranged in the air chamber, resting on the bottom at the base of the bell.
  • the liquid chamber is disposed in the center of the air chamber, the liquid chamber corresponding to the space under the bell of the bell-shaped return means of the same axis as the air chamber and at the top of which is made the liquid outlet opening, the inlet opening of the liquid chamber being made at the base of the bell.
  • the air chamber comprises a plurality of air inlets, disposed at the periphery of the air chamber, and in front of which a diaphragm valve is held by supporting arms, in the chamber of air air.
  • the mixing chamber is adjacent to the liquid chamber, an air duct joining the outlet of the air chamber (3) to the mixing chamber, the expulsion orifice being disposed immediately in output of the brewing means.
  • the sealing means comprises a lip formed at the periphery of larger diameter of the bell to press against a wall of the chamber around the liquid inlet.
  • the bell comprises a rigid peripheral ring connected to the lip and bearing against the side walls of the air chamber.
  • the sealing means comprise a lip formed at the periphery of the largest diameter of the bell to fit into an annular groove formed on a wall around the liquid inlet.
  • the bell comprises a rigid peripheral ring connected to the lip and bearing against the wall around the liquid inlet.
  • the compression means comprise a tube mechanically and sealingly connected to a sleeve extending the weakest section of the bell, the sealing means comprising a fitting of the tube with a tubular portion of the bell less elastic than the rest of the bell.
  • the foam producing device as shown in figures 1 and 7 , comprises a reservoir (100) containing foaming liquid.
  • the reservoir (100) is made, for example, inside a cylinder (101).
  • the inner wall of the cylinder (101) is of round or oval cross section.
  • a piston (102) of the same cross section is movable in the cylinder (101) and rests on the inner wall of the cylinder (101) sealingly.
  • the reservoir comprises an opening (103), in a nonlimiting manner, vis-à-vis the piston (102), through which the liquid exits the reservoir (100).
  • the liquid outlet through the opening (103) causes a translation of the piston (102) and a decrease in the volume of the reservoir (100).
  • the piston (102) movable partially delimiting the reservoir (100) allows to have an adaptable capacity of the reservoir (100), the capacity being identical to the volume of foaming liquid contained. The more the foaming liquid is sucked through the opening (103), the more the piston (102) approaches the bottom of the cylinder to reduce the capacity of the reservoir (100).
  • the patent US 5,152,434 describes for example a pump not suitable for the production of foam, equipped with a reservoir of this type.
  • the piston (102) comprises on a face opposite the tank, a fastener (104) accessible from the outside of the foam producing device, for gripping the piston (102) during disassembly to fill the tank (100).
  • the tank (100) As the flow of fluid passing through the opening (103) of the tank (100) is made in the direction out of the tank (100), the tank (100), initially completely filled with a determined foaming liquid, contains only this liquid .
  • the tank does not contain, for example, no air.
  • the opening of the reservoir (100) is always fed with foaming liquid until the reservoir (100) has reached its minimum capacity, when the piston (102) advances to an abutment position, for example against the opening (103).
  • the piston (102) When the piston (102) is in the stop position, the piston (102) is substantially in contact with the wall of the tank where the opening (103) is located.
  • a first nonreturn valve (21, 22) disposed at the inlet (103) of the chamber (2) of liquid prevents a flow of liquid returning to the reservoir (100).
  • a second non-return valve (411, 412) disposed at the outlet opening (25) of the liquid allows a flow out of the chamber (2) of liquid and comprises means (415, 413; 417) resilient holding in the closed position.
  • the second nonreturn valve (411, 412), as shown in FIGS. figures 1 , 2 , 5, 6 and 7 , is made, without limitation, by a ball (412) pushed by a member (413, 415) elastic against a frustoconical wall (411) widening towards the ball (412).
  • the ball (412) is for example made of plastic or glass, the wall (411) being, for example made of plastic.
  • the frustoconical wall (411) has a hardness determined to deform in contact with the ball (412).
  • the element (413, 415) elastic is for example in abutment against a ring (414) fixed support relative to the chamber (4) mixing.
  • the elastic element is produced, in a nonlimiting manner, by an elastic porous foam (413) exerting a force for holding the ball (412) against the frustoconical wall as shown in FIG. figure 2 .
  • the porous foam (413) also mixes the liquid with the air to produce foam.
  • the elastic element is a spring (415) bearing on the bearing ring (414) and against the ball (412), a thread (42) or a porous foam that can be arranged downstream of the ring (414) , relative to the expulsion direction (5000), for stirring the foaming liquid with air and producing foam (51).
  • the spring (415) is for example metal or plastic.
  • the sealing valve comprises a boss (416) held in abutment against the outlet (25) of the chamber (2) of liquid, by arms (417) elastic.
  • This valve (416, 417) shown in perspective at the figure 4 is, for example, held by its arms (417) pinched at their end, by pinching means of the foam producing device.
  • the boss (416) is elastic to plug the outlet opening (25) of the chamber (2) of liquid by deforming when inserted into the outlet opening (25).
  • a chamber (3) of air is for example made around the chamber (2) of liquid, as shown in FIGS. figures 1 and 7 .
  • the air chamber (3) is formed by a cylinder (31) in which a piston (32) slides in a sealed manner.
  • the cylinder (31) of the air chamber (3) is, for example, arranged coaxially and around the cylinder (23) of the liquid chamber.
  • the air chamber may include at least one inlet (33) with a third non-return valve for supplying air from outside the device and an air outlet opening (34) communicating with the chamber (4) mixing.
  • a return means (39) returns the air chamber (3) and the liquid chamber (2) to their uncompressed position for suction of air and liquid.
  • the return means (39) is a resilient, smooth-walled, bell-shaped, resilient piece which separates the liquid chamber (2) and the air chamber (3) hermetically by sealing means.
  • the biasing means (39) is a resilient and deformable piece in the form of a hemispherical or frustoconical bell.
  • the chamber (2) of liquid corresponds to the space under the means (39) of bell-shaped return of the same main axis as the chamber (3) of air.
  • the opening (25) of the liquid outlet At the top of the bell is made the opening (25) of the liquid outlet.
  • the inlet opening (103) of the liquid chamber (2) is formed on a surface (394) at the base of the bell.
  • Compression means (61) are provided for compressing the air chamber (3) and the liquid chamber (2) to expel liquid and air through the liquid outlet opening (25) and the air outlet. air outlet opening (34) in the mixing chamber (4).
  • the mixing chamber (4) can comprising brewing means (42) for producing foam (51) expelled to an outlet (5).
  • the compression means (61) comprise a tube (180) mechanically and sealingly connected to a sleeve extending the weakest section of the bell.
  • the sealing means (392) comprise a recess of the tube (180) with a tubular portion (395) of the bell.
  • the portion (395) may be less resilient than the rest of the bell. This difference in elasticity may, for example, be achieved by a greater thickness of the wall of the tubular portion (395) relative to the thickness of the remainder of the bell or by some other more rigid material of the part (395). ) tubularly attached to the rest of the bell.
  • the base of the bell also includes sealing means (391) for sealing the chamber (2) of liquid from the air chamber (3).
  • the sealing means (391) comprises a lip (391) formed at the larger diameter periphery of the bell for pressing against a wall of the chamber around the liquid inlet (103).
  • the bell may further comprise a peripheral rigid ring (393) connected to the lip (391) and resting against the side walls of the air chamber (3).
  • the sealing means (391) comprises a lip (391) formed at the periphery of the larger diameter of the bell to fit into an annular groove formed on a wall (394) around the liquid inlet (103). ) so that the chamber (2) of liquid and the chamber (3) of air are hermetically separated.
  • the bell may further comprise a peripheral ring (393) connected to the lip (391) and resting against the wall (394) around the liquid inlet (103).
  • the piston (32) of the air chamber (3) is connected to the compression means (61) and to the tube (180) mechanically and sealingly connected to the sleeve extending the weakest section of the bell.
  • the piston (32) of the chamber (3) of air being connected to the tube (180) mechanically connected and sealed to the sleeve of the bell, the bell of the means (39) of return is deformed, an overpressure to the inside the bell is created.
  • This overpressure creates a blockage of the non-return valve (22) to plug the opening (103) of the inlet of the liquid chamber.
  • a flow (2000) of liquid is then expelled through the outlet opening (25) of the chamber (2) of liquid, by pushing the valve disposed at the outlet (25) of the chamber (2) of liquid.
  • the foaming liquid is then thrown into the mixing chamber (4), as shown in FIG. figure 6 .
  • the valve disposed at the outlet of the chamber (2) of liquid comprises resilient means for holding in the closed position, for sealing the outlet opening (25) of the chamber (2) of liquid as long as the pressure in the the chamber (2) of liquid is insufficient for the liquid contained in the chamber (2) of liquid to push back the sealing valve.
  • an overpressure is created at the same time in the chamber (3) of air and in the chamber (2) of liquid, when the user exerts pressure for example on the means (61) of compression.
  • the diameter of the opening of the outlet (34) of the chamber (3) of air is, for example, sized relative to the outlet diameter (25) of the chamber (2) of liquid to achieve a mixture of air and foaming liquid product in a proportion determined.
  • the chamber (3) of air is disposed adjacent to the chamber (4) mixing, the outlet (34) of the chamber (3) of air opening directly into the mixing chamber (4), as shown in FIG. figure 2 .
  • the outlet (34) of the air chamber communicates with a duct (35) leading to the mixing chamber (4).
  • the bell-shaped return means (39) causes the piston (32) of the air chamber (3) and the tube (180) to rise upwards. linked to the sleeve of the bell.
  • a depression is then created in the chamber (2) of liquid, creating a flow (1000) of liquid suction from the tank (100) and pushing the check valve (22) provided at the inlet (103) of the chamber (2), as shown in figure 5 .
  • the non-return valve disposed at the inlet of the liquid chamber is, for example, a ball (22) bearing against a frustoconical wall (21) widening towards the ball and forming the edges of the opening (103). ) inlet of the chamber (2) of liquid.
  • Depression is also created in the air chamber and a current (3001) of incoming air pushes back the check valve (s) (36) of the air inlet (s) (33) of the air chamber.
  • the air chamber then fills with air from outside the foam producing device.
  • the communication between the air chamber and the mixing chamber is left free.
  • the air inlet (s) (33) of the air chamber (3) have in fact a cross section sufficient to supply the air chamber with a flow of air coming from the outside. Air can also pass through the orifice (5) and the mixing chamber (4) to enter the air chamber through the outlet (s) (34), although in practice this inflow of air is negligible.
  • a suction (3001) of air is created in the chamber (3) of air together with a suction (1000) of foaming liquid in the chamber (2) of liquid, as shown in FIG. figure 5 .
  • the expulsion of foaming liquid and air into the mixing chamber (4) allows stirring of the foaming liquid by the stirring element (42), as shown in FIG. figure 6 .
  • the foam produced by the stirring element (413) is directed into an expulsion conduit (6) to an expulsion port (5) of the foam, or as shown in FIG. figure 3 , the foam produced by the brewing element (42) exits directly through the orifice (5) expulsion.
  • the sealing valve at the outlet of the chamber (2) of liquid, prevents leakage in case of overturning.
  • this sealing valve makes it possible to keep the foaming liquid safe from the air, certain product requiring to be kept out of the air.
  • the expulsion orifice (5) is arranged against the stirring element (42), as shown in FIG. figure 3 to avoid storing foam in an expulsion duct (6) or to rinse the mixing chamber (4) after use.
  • foaming liquid When the foam-producing device is activated, foaming liquid will always be present at the inlet (103) of the liquid chamber (2), regardless of the inclination of the foam-producing device.
  • the reservoir of course provides foaming liquid in all positions, as long as the reservoir (100) is not emptied.
  • the sealing valve plugging the outlet opening (25) of the liquid chamber, prevents the defusing of the chamber (2) of liquid in case of reversal.
  • the overpressure in the liquid chamber allows the expulsion (200) of foaming liquid in the chamber (4) of mixing, the elastic element (415) of the sealing valve then bringing the latter into its closed position, even if the user keeps the head of the foam production device in the depressed position.
  • the bell-shaped return means (39) may be made of an elastic material, including, for example, plastic or rubber.
  • the domed part of the bell is flexible and deformable and tends naturally to a raised position in which the interior volume of the bell is maximum.
  • the bell acts as a means of return and hermetic separation between the chamber (2) of liquid and the chamber (3) of air.
  • the smooth bell wall shape provides an effective biasing means and increased durability in contrast to a biasing means including folds such as accordion return means. Indeed, a very frequent use of the device can weaken the biasing means at the folds where the wall of the return means is weakened.

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  • Closures For Containers (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Claims (16)

  1. Vorrichtung zur Schaumerzeugung umfassend:
    - einen Zufuhrbehälter (100) variablen Fassungsvermögens für Schaumflüssigkeit,
    - eine Flüssigkeitskammer (2), die mit dem Zufuhrbehälter für Schaumflüssigkeit durch eine Einlassöffnung (103), und mit einer Mischkammer (4) durch eine Flüssigkeitsauslassöffnung (25) verbunden ist,,
    - ein erstes Rückschlagventil (21, 22), das an der Einlassöffnung (103) der Flüssigkeitskammer (2) angeordnet ist,
    - ein zweites Dichtrückschlagventil (411, 412; 416), das an der Flüssigkeitsauslassöffnung (25) angeordnet ist, das einen Abfluss von der Flüssigkeitskammer (2) ermöglicht und das elastische Haltemittel (415, 413; 417) zur Beibehaltung der geschlossenen Position aufweist,
    - eine Luftkammer (3),
    - Kompressionsmittel (61) zum Komprimieren der Luftkammer (3) und der Flüssigkeitskammer (2) um Flüssigkeit und Luft durch die Flüssigkeitsauslassöffnung (25) und die Luftaustrittsöffnung (34) in die Mischkammer (4) zu drängen, die Vermischmittel (42) zur Erzeugung des Schaums (51) aufweist, der zu einem Auslassöffnung (5) ausgestoßen wird,
    - ein Rückstellmittel (39), das die Luftkammer (3) und die Flüssigkeitskammer (2) in ihre unkomprimierte Position zurückstellt, um eine Ansaugung von Luft und von Flüssigkeit zu verursachen, wobei das Rückstellmittel (39) ein elastisches und umformbares glockenförmiges glattwandiges Teil ist und die Flüssigkeitskammer (2) sowie die Luftkammer (3) durch Dichtungsmittel (391, 392) hermetisch trennt,
    dadurch gekennzeichnet, dass die Flüssigkeitskammer (2) dem Raum unter dem glockenförmigen Rückstellmittel (39) entspricht, wobei die Flüssigkeitsauslassöffnung (25) an der Spitze der Glocke ausgebildet ist, wobei die Einlassöffnung (103) der Flüssigkeitskammer (2) auf einer an dem unteren Teil der Glocken befindenden Fläche (394) ausgebildet ist, die den Einlaufbehälter und mindestens die Flüssigkeitskammer trennt,
    und, dass der Zufuhrbehälter variablen Fassungsvermögens, für Schaumflüssigkeit, einen bewegbaren Kolben (102) aufweist, der dicht gegenüber einer Innenwand des Einlaufbehälters gleitet, wobei der bewegbare Kolben gegenüber der Einlassöffnung (103) der Flüssigkeitskammer (2) angeordnet ist.
  2. Vorrichtung zur Schaumerzeugung nach Anspruch 1, dadurch gekennzeichnet, dass die Luftkammer (3) weiterhin wenigstens einen Einlass (33) mit einem dritten Rückschlagventil aufweist, die der Zufuhr von Außenluft ermöglicht, und eine Luftaustrittsöffnung (34), die mit der Mischkammer (4) verbunden ist.
  3. Vorrichtung zur Schaumerzeugung nach Anspruch 1, dadurch gekennzeichnet, dass das zweite Dichtrückschlagventil einen Kunststoffbuckel (416) ausweist, der die Flüssigkeitsauslassöffnung (25) schließt, wobei der Buckel von elastischen Stützen (417) gehalten wird, die an der Mischkammer (4) befestigt sind, wobei die Vermischmittel ein Netz (42) oder ein poröses Teil aufweisen, das stromabwärts von der Flüssigkeitsauslassöffnung (25) und der Luftaustrittsöffnung (34) bezüglich einer Strömung zu der Auslassöffnung (5) angeordnet ist.
  4. Vorrichtung zur Schaumerzeugung nach Anspruch 1, dadurch gekennzeichnet, dass das zweite Dichtrückschlagventil eine Kugel (412) aufweist, die gegen eine kegelstumpfartige Wand (411) gedrückt wird, die sich in Richtung der Kugel erweitert und die Ränder der Auslassöffnung (25) der Flüssigkeitskammer (2) ausbildet, wobei die Kugel von einem elastischen Mittel (415, 413) gedrückt wird, das sich gegen mindestens einen Abstützanschlag (414) der Mischkammer (4) stützt.
  5. Vorrichtung zur Schaumerzeugung nach Anspruch 5 dadurch gekennzeichnet, dass das elastische Mittel als eine Feder (415) ausgebildet ist, wobei die Vermischmittel ein Netz (42) oder ein poröses Teil aufweisen, das stromabwärts von der Luftaustrittsöffnung (34) und der Flüssigkeitsauslassöffnung (25) bezüglich einer Strömung zu der Auslassöffnung (5) angeordnet ist.
  6. Vorrichtung zur Schaumerzeugung nach Anspruch 4, dadurch gekennzeichnet, dass das elastische Mittel als ein elastisches poröses Schaumteil (413) ausgebildet ist, das stromabwärts von der Luftaustrittsöffnung (34) bezüglich einer Strömung zu der Auslassöffnung (5) angeordnet ist, um das Vermischen von Luft und Schaumflüssigkeit durchzuführen.
  7. Vorrichtung zur Schaumerzeugung nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass das Dichtrückschlagventil einen verformbaren Abschnitt aufweist, um ein dichtes Abschließen der Flüssigkeitsauslassöffnung (25) zu gewährleisten.
  8. Vorrichtung zur Schaumerzeugung nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass die Luftkammer (3) zwei zylindrische Wandungen aufweist, die um dieselbe Achse zentriert sind und an dem Boden der Luftkammer zusammenlaufen, einen Kolben (32) auf dem die Öffnung (33) zur Luftversorgung und die Luftaustrittsöffnung (34) angeordnet sind, der die Luftkammer (3) schließt und bezüglich der Achse der Luftkammer gleitet, wobei der Kolben (32) der Luftkammer durch die Betätigung des Benutzers auf einem vorstehenden Teil (61) des Kolbens zu dem Boden der Luftkammer gedrückt wird oder der Kolben unter dem Einfluss des Rückstellmittels (39) von dem Boden der Kammer weggezogen wird, wobei das Rückstellmittel (39) in der Luftkammer gegen dem Boden an dem unteren Teil der Glocke angeordnet ist.
  9. Vorrichtung zur Schaumerzeugung nach Anspruch 8, dadurch gekennzeichnet, dass die Flüssigkeitskammer (2) in der Mitte der Luftkammer (3) angeordnet ist, wobei die Flüssigkeitskammer (2) dem Raum unter der Glocke des glockenförmigen Rückstellmittels (39) mit derselben Achse wie die Luftkammer (3) entspricht, und an dessen Spitze die Flüssigkeitsauslassöffnung (25) angeordnet ist, wobei die Einlassöffnung (103) der Flüssigkeitskammer im unteren Teil der Glocke angeordnet ist.
  10. Vorrichtung zur Schaumerzeugung nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, dass die Luftkammer (3) eine Vielzahl von Lufteinlassöffnungen (33) aufweist, die im Umfangbereich der Luftkammer angeordnet sind, und vor welchen ein Membranventil (36) von Stützarmen (37) in der Luftkammer (3) gehalten wird.
  11. Vorrichtung zur Schaumerzeugung nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, dass die Mischkammer (4) benachbart zu der Flüssigkeitskammer (2) ist, wobei ein Luftkanal (35) die Austrittsöffnung (34) der Luftkammer (3) und die Mischkammer (4) verbindet, wobei die Auslassöffnung (5) unmittelbar an dem Auslass der Vermischmittel (42) angeordnet ist.
  12. Vorrichtung zur Schaumerzeugung nach Anspruch 1, dadurch gekennzeichnet, dass die Dichtungsmittel (391) eine Lippe (391) aufweisen, die an dem Umfang des größten Durchmessers der Glocke ausgebildet ist, um gegen eine Wand (394) der Kammer um die Flüssigkeitseinlassöffnung (103) herum zu drücken.
  13. Vorrichtung zur Schaumerzeugung nach Anspruch 12, dadurch gekennzeichnet, dass die Glocke einen umfänglichen starren Ring (393) aufweist, der mit der Lippe (391) verbunden ist, und sich gegen die Seitenwände der Luftkammer (3) stützt.
  14. Vorrichtung zur Schaumerzeugung nach Anspruch 1, dadurch gekennzeichnet, dass die Dichtungsmittel eine Lippe (22) aufweisen, die an dem Umfang des größten Durchmessers der Glocke ausgebildet ist, um in eine auf einer Wand (394) um die Flüssigkeitseinlassöffnung (103) herum ausgebildete Ringnut eingefügt zu werden.
  15. Vorrichtung zur Schaumerzeugung nach Anspruch 12, dadurch gekennzeichnet, dass die Glocke einen umfänglichen starren Ring (393) aufweist, der mit der Lippe (391) verbunden ist, und sich gegen die Wand (394) um die Flüssigkeitseinlassöffnung (103) herum stützt.
  16. Vorrichtung zur Schaumerzeugung nach Anspruch 1, dadurch gekennzeichnet, dass die Kompressionsmittel (61) ein Rohr (180) aufweisen, das mechanisch und dicht mit einer Hülse verbunden ist, die den schwächsten Abschnitt der Glocke verlängert, wobei die Dichtmittel (392) einen Einbau des Rohres (180) aufweist, mit einem röhrenförmigen Abschnitt (395) der Glocke, der weniger elastisch ist, als der Rest der Glocke.
EP13752864.2A 2012-08-06 2013-08-06 Nachfüllbarer schaumspender Active EP2879806B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1257623A FR2994109B1 (fr) 2012-08-06 2012-08-06 Dispositif de production de mousse rechargeable
PCT/EP2013/066511 WO2014023748A1 (fr) 2012-08-06 2013-08-06 Dispositif de production de mousse rechargeable

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EP2879806A1 EP2879806A1 (de) 2015-06-10
EP2879806B1 true EP2879806B1 (de) 2019-09-18

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WO2019002517A1 (fr) * 2017-06-28 2019-01-03 Gb Developpement Dispositif pour distribuer un fluide, cartouche pour un dispositif, procédé de fabrication et procédé d'amorçage
FR3068265B1 (fr) * 2017-06-28 2022-02-25 Gb Dev Distributeur de fluide par pression sur une paroi deformable du contenant
FR3100994B1 (fr) * 2019-09-23 2021-09-17 Albea Services Système de distribution de mousse pour un distributeur avec chambre de dosage d’air simplifiée, et distributeur de mousse associé
CN112618930A (zh) * 2020-11-30 2021-04-09 瑞芙(杭州)医疗科技有限公司 一种用于女性阴道杀菌的空气推管

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DE3928524C2 (de) 1989-08-29 1994-02-24 Megaplast Dosiersysteme Spender
US6612468B2 (en) 2000-09-15 2003-09-02 Rieke Corporation Dispenser pumps
NL1022841C2 (nl) 2003-03-04 2004-09-07 Airspray Nv Afgifte-inrichting.
JP2007137497A (ja) * 2005-11-21 2007-06-07 Canyon Corp 泡吐出式ポンプディスペンサ
FR2907035B1 (fr) 2006-10-12 2010-08-27 Gerard Sannier Dispositif de production de mousse renversable et rechargeable
WO2009050449A1 (en) * 2007-10-16 2009-04-23 Leafgreen Limited A manual pump dispenser
WO2010131042A1 (en) * 2009-05-14 2010-11-18 Leafgreen Limited A precompression valve and fluid device comprising such a valve

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FR2994109B1 (fr) 2014-09-05
EP2879806A1 (de) 2015-06-10
FR2994109A1 (fr) 2014-02-07
WO2014023748A1 (fr) 2014-02-13
EP2695677A1 (de) 2014-02-12

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