EP2300171B1 - Verbesserte pumpe für einen verteiler mit luftlosem behälter - Google Patents

Verbesserte pumpe für einen verteiler mit luftlosem behälter Download PDF

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Publication number
EP2300171B1
EP2300171B1 EP08874377A EP08874377A EP2300171B1 EP 2300171 B1 EP2300171 B1 EP 2300171B1 EP 08874377 A EP08874377 A EP 08874377A EP 08874377 A EP08874377 A EP 08874377A EP 2300171 B1 EP2300171 B1 EP 2300171B1
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EP
European Patent Office
Prior art keywords
sleeve
bellows
pumping device
distribution head
pumping
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.)
Not-in-force
Application number
EP08874377A
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English (en)
French (fr)
Other versions
EP2300171A1 (de
Inventor
Francis Poizot
Gérard Sannier
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.)
Chaussard Chantal
SANNIER, GERARD
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Individual
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Filing date
Publication date
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Publication of EP2300171A1 publication Critical patent/EP2300171A1/de
Application granted granted Critical
Publication of EP2300171B1 publication Critical patent/EP2300171B1/de
Not-in-force 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
    • 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
    • B05B11/007—Outlet valves actuated by the pressure of the fluid to be sprayed being opened by deformation of a sealing element made of resiliently deformable material, e.g. flaps, skirts, duck-bill 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
    • B05B11/0005—Components or details
    • B05B11/0062—Outlet valves actuated by the pressure of the fluid to be sprayed
    • B05B11/0075—Two outlet valves being placed in a delivery conduit, one downstream the other
    • 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

Definitions

  • the invention relates to the field of dispensers for medium or high viscosity products, such as cosmetics, such as gel or cream, which need to be kept out of the air.
  • the invention relates more particularly to an improved pump, fed for example by a variable capacity tank piston.
  • the present invention aims to overcome one or more of the disadvantages of the prior art, by providing an improved pumping device for a good seal, including the pumping chamber, while reducing its number of constituent parts.
  • the portions of the curved portion meet edge to edge.
  • the hollow member comprises a tube surrounded by a cylindrical surface internal to the dispensing head, the inner cylindrical surface being disposed at a determined radial distance from the tube forming a housing space of the sleeve.
  • the sleeve comprises, at its end, a widening portion radially outwardly of the sleeve, forming a frustoconical outer surface.
  • the sleeve supported by its end on the dispensing head, has a predetermined thickness stiffening the sleeve which transmits a compressive force or extension between the bellows and the dispensing head.
  • the cylindrical surface internal to the dispensing head is connected to a bearing shoulder on the receiving ring.
  • the sleeve ends with a flexible edge curved towards the inside of the sleeve.
  • the retaining ring is extended by radial arms spaced apart from each other, supporting a rod pressing at the end of travel on the valve of the supply opening.
  • the domed portion of the membrane is extended by a narrowing extending through the retaining ring, the narrowing being formed by two frustoconical portions interconnected by their smaller diameter edge.
  • the valve is made in one piece by molding.
  • the bellows and the receiving ring are made, by molding, in one piece also comprising a movable disc held by resilient arms and disposed opposite the feed opening to achieve its anti-lock valve. return.
  • the dispensing head comprises a cylindrical outer surface sliding in a cylindrical guide connected to the reservoir, an outer edge at the end of the cylindrical outer surface of the dispensing head, abutting against an inner edge of the guide cylindrical.
  • a liquid product of medium to high viscosity such as for example a cosmetic product, of the gel or cream type, which must be kept out of the air, is stored in a tank of variable capacity corresponding to the quantity of product stored.
  • the patent US 5,152,434 describes for example such a tank in a dispenser comprising a pumping chamber fed by a reservoir disposed in a cylinder and limited by a movable piston.
  • a piston (20) is movable disposed opposite a liquid supply opening (21) and slides in a cylinder (22), the cylinder (22) and the piston (20) defining the reservoir (2).
  • the tank (2) feeds a chamber (3) for pumping through the supply opening (21) with non-return valve.
  • the non-return valve prevents the liquid product from circulating from the pumping chamber (3) to the reservoir (2) and allows a liquid flow from the reservoir (2) to the pumping chamber (3).
  • the piston (20) comprises a lower threaded hole (23) for filling the reservoir (2). The threaded hole (23) is then closed by a plug (24).
  • the threaded hole (23) can be used as a catch to pull the piston (20) out of the cylinder (22).
  • the bottom of the cylinder (22) squeezes, for example, upwardly and extends, opposite the tank (2), by elements (25) receiving the pump.
  • the supply opening (21) is for example made in a partition common to the chamber (3) pumping and the bottom of the cylinder (22) of the reservoir (2).
  • the non-return flow control valve comprises in a nonlimiting manner, a movable disk (41) disposed near the feed opening (21), in the pumping chamber (3).
  • the disc (41) kept close to the fluid supply opening, is driven by the fluid starting to circulate towards the reservoir, and immediately on the feed inlet (21). The flow of fluid to the reservoir (2) is thus prevented.
  • the mobile disc is flexible and comprises arms (421, 422) on its periphery, of width and thickness determined to have an elasticity allowing the disc (41) to be pressed against the opening (21). ) power supply.
  • the disk (41) at rest, is maintained at a distance close to the feed opening.
  • the arms (421, 422) of the disk are straight, as shown in FIG. figure 9 , or in the shape of an "S", as shown in figure 10 .
  • an elastic split disc is disposed in the pumping chamber and is supported on a spider disposed in the feed opening (21), portions of the split disc moving away from the spider to allow the fluid to pass through. pump.
  • This split disk is, for example, arranged in the extension of the wall of the pumping chamber, made by the partition common with the bottom of the cylinder, comprising the opening (21) of supply.
  • the thickness of the split disk determines, for example, its elastic properties.
  • the pumping chamber (3) is formed in part by an elastic bellows member integrally molded.
  • the bellows member comprises, for example, a portion (44) median plastic deformable, made accordion.
  • This medial portion (44), also called bellows is, for example, compressed under the action of a user and returns to the uncompressed position due to its elastic properties.
  • the portion (44) elastic median is, for example, extended on one side by a ring (43) bearing cylinder against the bottom of the cylinder (22).
  • This cylindrical ring (43) is, for example, inserted into a cylindrical housing (26) of the cylinder (22) of the tank, around the opening (21) of supply.
  • the cylinder ring (43) widens at the junction with the accordion medial portion (44) which forms the elastic bellows, to allow the insertion of the bellows member into the cylinder housing ( 22) tank.
  • the movable disk (41) for closing the opening (21) with its support arms (421, 422) elastic support are made in one piece with the bellows member.
  • the resilient arms (421, 422) holding the movable disk (41) are, for example, connected to the inner wall of the cylindrical ring (43) inserted into the housing (26) around the feed opening (21). .
  • the elastic medial portion (44) accordion producing the bellows for example is extended on the side opposite the reservoir (2), by a ring (45, 46) for receiving an elastic valve which will be described later.
  • the ring (45, 46) receiving the elastic valve comprises, for example, a cylinder (45) for radial support on the valve.
  • the cylinder (45) is extended, for example, by a ring (46) of a fixed thickness, limited by an outer circle belonging to the cylinder (45).
  • the flat crown (46) is bounded by an inner circle making a passage of the liquid forced out.
  • the elastic middle part (44) joins, for example the ring (45, 46) for receiving the valve at its crown (46).
  • the ring (46) allows a transverse support of the valve.
  • the valve relies, for example, on the walls of the receiving ring which provides a housing, sealingly.
  • the cylindrical ring (43) insertion into the housing (26) of the cylinder (22) of the reservoir, the portion (44) elastic median and the ring (45, 46) for receiving the valve are realized of revolution about a central axis of the bellows member.
  • the valve disposed at the outlet of the pumping chamber comprises a portion (51) curved towards the outside of the chamber (3) pumping and slit.
  • the curved portion (51) comprises one or more slots (F) for viscous liquid passage. Two slots (F) intersect for example at the top of the portion (51) curved.
  • the curved shape of this portion (51) of the outlet valve makes it possible to close the pumping chamber during suction, while resisting suction in the chamber (3) for pumping.
  • a suction in the pumping chamber (3) clamps the slit portions against each other, the curved portion (51) being then stressed and sealed.
  • the portion (51) curved and slotted of the outlet valve opens, since a thrust force is exerted on the part (51). curved, towards the outside of the chamber (3) pumping.
  • the slots provide, for example, different portions deviating outwardly or remaining tight together, sealingly. At rest the elasticity of the outlet valve tends to close the split crown.
  • the curved portion (51) has a profile in a vault or in a portion of a circle, as shown in FIGS. Figures 5 and 6 , or a bell-shaped profile, as shown in figure 7 .
  • the curved portion (51) is extended at its periphery by a retaining ring (52) or by a narrowing, itself extended by the retaining ring (52).
  • the constriction (59), represented for example in the figure 6 , comprises two frustoconical portions joined by their small diameter edge.
  • the narrowing is linked on the one hand to the curved portion (51) and on the other hand to the retaining ring (52).
  • This narrowing (59) of determined thickness, associated with the portion (51) convex, allows, for example, to determine the elasticity of the outlet valve.
  • the domed and slotted portion (51) is bonded to the retaining ring (52) held tightly around the receiving ring (45, 46).
  • the curved portion (51) opens, the retaining ring (52) then being clamped in the receiving ring of the compression member. bellows.
  • the retaining ring is held radially and transversely in the housing of the bellows member.
  • the junction between the retaining ring and the receiving ring of the bellows member thus remains sealed.
  • the retaining ring (52) is further extended, opposite the pumping chamber (3), by a sleeve (534, 535, 536) inserted in the dispensing head, to make a tight connection. between the outlet of the pumping chamber (3) and an outlet of the dispensing head.
  • the retaining ring (52) is extended radially by arms (58) supporting a rod (57) arranged in the pumping chamber (3) and oriented towards the movable disk (41) for closing the opening (21). ) power supply.
  • the arms (58) supporting the rod (57) and arranged in the chamber (3) pumping, for example, are distributed around the rod (57) with liquid passage spaces arranged between the arms (58) consecutive.
  • the rod (57) allows, for example, when the bellows is compressed, to make a support of the disc (41) movable against the opening (21) supply.
  • the dispenser comprises a blocking element in the compressed position, allowing the user to release the dispensing head held down by the blocking element.
  • the rod (57) then remains supported on the disk (41) movable, thus closing the opening (21) of supply. Blocking elements in the compressed position will be described later.
  • the sleeve (534, 535, 536) which extends the retaining ring (52) is supported by its inner wall against the outer wall of a portion (65) of tube belonging to the head (6) distribution.
  • the sleeve (534, 535, 536) is extended, for example, by a thickened end (54, 56) or a curved end (56), to seal between the sleeve (534, 535, 536) and the (65) of tube.
  • the tube portion communicates firstly with the curved portion (51) providing the outlet of the chamber (3) for pumping and secondly with an outlet duct (61) through an outlet orifice (612).
  • the dispensing head comprises, for example, an outer cylinder (63) disposed around the tube portion (65) and spaced apart by a determined radial distance for accommodating the sleeve between the outer cylinder (63) and the portion (65). of tube.
  • this housing space of the sleeve narrows at its end to tighten the end (54, 55) of the sleeve.
  • the end of the sleeve is, for example frustoconical and widens outwardly of the sleeve towards its end.
  • the end (54, 55) of the sleeve is then clamped in its housing and the inner face of the sleeve is pressed sealingly against the outer face of the tube portion (65) of the dispensing head.
  • the sleeve (534, 535, 536) includes an end (56) curved inwardly of the sleeve, as shown in FIG. figure 7 .
  • This end (56) is for example made finer to be able to extending around the tube portion (65) and sealing this portion of tube tightly.
  • the curved portion (51) is disposed near the outlet orifice (612).
  • the top of the curved portion (51) is, for example, disposed at the same level as the end of a sleeve (537, 537) and close to the inner wall of the partition realizing the upper outer surface (S6) of support of the dispensing head. The volume of the internal space to the distributor, between the outlet (F) of the chamber and the orifice (611) outlet is thus minimized.
  • the end of the sleeve is widened to a determined height to strengthen the sleeve with its end, to transmit a force exerted by the user on the top (S6) of the dispensing head.
  • the sleeve transmits this force to the support ring (52) bearing on the bellows member which undergoes a compressive force.
  • the bellows member elastically relaxes and pushes the dispensing head through the retaining ring (52) and the sleeve.
  • the dispensing head held by its outer rim (62), is in a position in which the bellows and the sealing edge are slightly compressed, at rest.
  • the cylinder (63) outside the dispensing head comprises an inner shoulder (66) directly bearing on the bellows member.
  • the shoulder (66) as shown in figure 1 , for example comes to bear on the end of the ring (45, 46) for receiving the valve.
  • the sleeve then seals on the portion (65) of tube, without transmitting compressive force and return to uncompressed position.
  • the outlet conduit (61) opens, for example, outside the dispensing head, through the orifice (611) distribution.
  • the outlet conduit (61) opens on the other hand, inside the dispensing head, through the outlet orifice (612) surrounded by the portion (65) of tube.
  • the dispensing head is guided laterally by a cylindrical partition (25) extending the bottom of the cylinder (22) of the tank.
  • the end of the outer cylinder (63) of the dispensing head comprises, for example, a flange (62) oriented towards the outside of the dispensing head, this flange being locked against a flange (251) facing towards the interior, on the cylindrical partition (25) extending the cylinder (22) of the tank (2).
  • the dispensing head comprises on the outer portion guided in the guide cylinder (25), one or more pins for locking in the compressed position.
  • the head is, for example, pivoted to place the lugs each in an "L" housing, the "L” housing being placed against the inner guide cylinder (25) at a height corresponding to the position of the lugs, in position compressed.
  • the chamber (3) pumping is then compressed.
  • the non-return valve disposed opposite the opening (21) for supply is then closed.
  • the pressure increases in the chamber (3) pumping and the portion (51) curved and split opens to let the liquid product to be dispensed.
  • the descent of the dispensing head causes the expulsion of liquid product through the dispensing orifice, through the portion (65) of tube and the conduit (61) output.
  • the dispensing device is then returned to its position of rest by elasticity, the bellows returning to the elastically extended position, performing a suction in the chamber (3) pumping.
  • the portions of the curved portion (51) around the slot (s) approach each other, thus positioning the valve at the outlet of the pumping chamber (3) in the closed position.
  • the convex shape makes it possible to provide a better resistance of the portions of the portion (51) curved, pressed against each other, sealingly.
  • the movable disc (41) is pushed back from the feed aperture (21), allowing liquid product from the reservoir (2) to be sucked into the pumping chamber (3).
  • the piston (20) of the reservoir (2) approaches the opening (21) supply, thereby decreasing the capacity of the reservoir (2).
  • valve disposed at the outlet of the pumping chamber is made in one piece molded, as well as the bellows member. Pumping and sealing are thus provided by these two parts mounted together and cooperating with a dispensing head and a reservoir.
  • the different parts of the same molded part will have, for example, an elasticity determined by their thickness.
  • the holding ring will, for example, have a larger section than the curved portion, to be more rigid.
  • the material used for molding will include, for example, plastic or polymer or rubber.
  • a closing cap of the outlet duct is provided to be fixed, by clipping or screwing on the dispensing head.

Landscapes

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

Claims (13)

  1. Pumpvorrichtung in einem Verteiler für flüssige Produkte mit einer mittleren bis hohen Viskosität, wobei die Vorrichtung mindestens Folgendes umfasst:
    - ein Reservoir (2) für flüssig Produkte, das eine Zulauföffnung (21) umfasst, die mit einer Rückschlagklappe (41, 421, 422) verknüpft ist und in eine Pumpkammer (3) mündet, die zum Teil im Inneren eines elastischen Balgs (44) umgesetzt ist,
    - einen beweglichen Verteilerkopf (6), der einen Verteilerdurchbruch (611) umfasst, in Verbindung mit dem Balg (44) bei Ausdehnung oder Kompression durch Auflagemittel (65, 535, 45);
    wobei der Balg (44) an seinem Ende am Ausgang der Pumpkammer (3) einen Aufnahmering (45, 46) umfasst, der eine Querschulter (46) bildet, die mit der Wand des Balgs (44) verbunden ist, und in seiner Umgebung einen Durchlass freigibt, wobei die Schulter (46) sich an ihrem Rand durch einen zylindrischen Abschnitt (45) fortsetzt, wobei der Verteilerkopf (6) eine Austrittsleitung (61) umfaßt, die mit dem Verteilerdurchbruch (611) in Verbindung steht und im Inneren eines hohlen Elements (65) mündet, wobei ein Ventil mindestens Folgendes umfasst:
    - eine elastische, weiche Membran (51, 59), die durch ihren Rand mit einem Haltering (52) verbunden ist, wobei die elastische Membran mindestens einen zur Außenseite der Pumpkammer (3) gewölbten Teil (51) umfasst, wobei der gewölbte Teil (51) mindestens einen Spalt (F) umfasst, der den gewölbten Teil (51) in mindestens zwei Abschnitte aufteilt,
    - den steifen Haltering (52), der auf der Schulter (46) und gegen den zylindrischen Abschnitt (45) des Aufnahmerings (45, 46) angebracht ist, mit einer Dichtigkeit, die größer als die des gespaltenen gewölbten Teils (51) ist,
    - eine Muffe (534), die den Ring (52) an der Außenseite der Pumpkammer (3) verlängert, wodurch er in dichten Kontakt mit einer äußeren Randfläche des hohle Elements (65) kommt,
    wobei die Abschnitte des gewölbten Teils (51) sich während einer Kompression des Balgs (44) durch eine Auflage in den Verteilerkopf (6) ausbreiten, um das flüssige Produkt durch den Verteilerdurchbruch (611) auszustoßen, wobei die Abschnitte des gewölbten Teils (51) wieder zusammentreffen, um den Durchlass während einer Ausdehnung des Balgs (44) zu verkleinern, wodurch der Verteilerkopf (6) weggestoßen und ein Ansaugen des flüssigen Produkts in die Pumpkammer (3) durch Öffnen des Zulaufs erzielt wird.
  2. Pumpvorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass die Abschnitte des gewölbten Teils (51) auf Stoß wieder zusammentreffen.
  3. Pumpvorrichtung nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass das hohle Element (65) ein Rohr (65) umfasst, das von einer zylindrischen Fläche umgeben wird, die zum Verteilerkopf (6) innen liegt, wobei die zylindrische Innenfläche in einem radialen Abstand angeordnet ist, der von dem Rohr (65) bestimmt wird, wodurch ein Raum zum Unterbringen der Muffe (534, 535, 536) hergestellt wird.
  4. Pumpvorrichtung nach Anspruch 3, dadurch gekennzeichnet, dass die zylindrische Innenfläche des Verteilerkopfs (6) mit schrägen innen liegenden Verstärkungen (64) verbunden ist, die sich zu einem Boden des Raums zum Unterbringen der Muffe (534, 535, 536) hin allmählich verbreitern.
  5. Pumpvorrichtung nach Anspruch 3 oder 4, dadurch gekenntzeichnet, dass die Muffe (534, 535) an ihrem Ende (54, 55) einen Teil umfasst, der sich radial zur Außenseite der Muffe (534, 535) verbreitert, wodurch eine kegelstumpfförmige Außenfläche gebildet wird.
  6. Pumpvorrichtung nach einem der Ansprüche 3 bis 5, dadurch gekennzeichnet, dass die Muffe (534, 535) bei Auflage auf dem Verteilerkopf (6) durch ihr Ende eine bestimmte Dicke aufweist, die die Muffe (534, 535) versteift, die einen Kompressions- oder Ausdehnungskraft zwischen dem Balg (44) und dem Verteilerkopf (6) überträgt.
  7. Pumpvorrichtlmg nach einem der Ansprüche 3 bis 5, dadurch gekennzeichnet, dass die zylindrische Fläche, die zu dem Verteilerkopf (6) innen liegt, mit einer Auflageschulter (65) auf dem Aufnahmering (45, 46) verbunden ist.
  8. Pumpvorrichtung nach Anspruch 7, dadurch gekenntzeichnet, dass die Muffe (536) in einer weichen Kante (56) endet, die zur Innenseite der Muffe (536) gekrümmt ist.
  9. Pumpvorrichtung nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass der Haltering (52) durch radiale, voneinander beabstandete Arme (58) verlängert ist, die eine Stange (57) tragen, die schließlich auf der Klappe der Zulauföffnung (21) aufliegt.
  10. Pumpvorrichtung nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, dass der gewölbte Teil (51) der Membran (51, 59) durch eine Verengung verlängert ist, die sich durch den Haltering (52) fortsetzt, wobei die Verengung (59) von zwei kegelstumpfförmigen Abschnitten (59) gebildet wird, die durch ihren Rand mit dem kleinsten Durchmesser miteinander verbunden sind.
  11. Pump Vorrichtung nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, dass das Ventil durch Gießen in einem einzigen Stück hergestellt wird.
  12. Pumpvorrichtung nach einem der Ansprüche 1 bis 11, dadurch gekennzeichnet, dass der Balg (44) und der Aufnahmering (45, 46) durch Gießen in einem einzigen Stück hergestellt werden, das außerdem eine bewegliche Scheibe (41) umfasst, die von elastischen Armen (421, 422) gehalten wird und gegenüber der Zulauföffnung (21) anbeordnet ist, um deren Rückschlagklappe (41, 421, 422) umzusetzen.
  13. Pumpvorrichtung nach einem der Ansprüche 1 bis 12, dadurch gekennzeichnet, dass der Verteilerkopf (6) eine zylindrische Außenfläche unfasst, die in einer zylindrischen Führung gleitet, die mit dem Reservoir (2) verbunden ist, wobei eine Kante (62), die zu der zylindrischen Außenfläche des Verteilerkopf (6) außen liegt, in Anschlag mit einer Innenkante (251) der zylindrischen Führung kommt.
EP08874377A 2008-05-20 2008-05-20 Verbesserte pumpe für einen verteiler mit luftlosem behälter Not-in-force EP2300171B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FR2008/000693 WO2009141511A1 (fr) 2008-05-20 2008-05-20 Amelioration d'une pompe pour distributeur a reservoir sans air

Publications (2)

Publication Number Publication Date
EP2300171A1 EP2300171A1 (de) 2011-03-30
EP2300171B1 true EP2300171B1 (de) 2012-09-26

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EP08874377A Not-in-force EP2300171B1 (de) 2008-05-20 2008-05-20 Verbesserte pumpe für einen verteiler mit luftlosem behälter

Country Status (4)

Country Link
EP (1) EP2300171B1 (de)
CN (1) CN102099122B (de)
HK (1) HK1156564A1 (de)
WO (1) WO2009141511A1 (de)

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Publication number Priority date Publication date Assignee Title
GB2531997B (en) * 2014-10-20 2018-08-01 Rieke Packaging Systems Ltd Pump dispenser with deformable pump chamber wall
DE102016212892C5 (de) * 2016-07-14 2020-01-30 F. Holzer Gmbh Pumpkopf sowie Dosiervorrichtung
EP3427840B1 (de) 2017-07-13 2020-12-02 Aptar Radolfzell GmbH Flüssigkeitsspender
DE102018002101A1 (de) 2018-03-15 2019-09-19 Aptar Dortmund Gmbh Abgabespeicher und Spender
US10335816B1 (en) * 2018-08-29 2019-07-02 Armin Arminak All plastic water resistant pump
IT201800020692A1 (it) * 2018-12-21 2020-06-21 Aptar Italia S P A Dispenser per l'erogazione di un fluido
CN112221856A (zh) * 2020-10-15 2021-01-15 朱锃琪 一种电子元件用自动化点胶设备
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IT202100020864A1 (it) 2021-08-03 2023-02-03 Taplast Srl Pompa monopolimerica, azionata a cupola

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DE3429835A1 (de) * 1984-08-14 1986-02-20 Ing. Erich Pfeiffer GmbH & Co KG, 7760 Radolfzell Fliessgutspender
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HK1156564A1 (en) 2012-06-15
CN102099122B (zh) 2013-08-28
EP2300171A1 (de) 2011-03-30
CN102099122A (zh) 2011-06-15

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