EP2974797B1 - Verteilerkopf für ein verteilersystem eines produkts - Google Patents

Verteilerkopf für ein verteilersystem eines produkts Download PDF

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Publication number
EP2974797B1
EP2974797B1 EP15172441.6A EP15172441A EP2974797B1 EP 2974797 B1 EP2974797 B1 EP 2974797B1 EP 15172441 A EP15172441 A EP 15172441A EP 2974797 B1 EP2974797 B1 EP 2974797B1
Authority
EP
European Patent Office
Prior art keywords
dispensing
product
dispensing head
sheath
nozzle
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
EP15172441.6A
Other languages
English (en)
French (fr)
Other versions
EP2974797A1 (de
Inventor
Richard Bloc
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.)
Silgan Dispensing Systems Le Treport SAS
Original Assignee
Albea Le Treport SAS
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Filing date
Publication date
Application filed by Albea Le Treport SAS filed Critical Albea Le Treport SAS
Publication of EP2974797A1 publication Critical patent/EP2974797A1/de
Application granted granted Critical
Publication of EP2974797B1 publication Critical patent/EP2974797B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/28—Nozzles, nozzle fittings or accessories specially adapted therefor
    • 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
    • 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
    • B05B11/1043—Sealing or attachment arrangements between pump and container
    • B05B11/1046—Sealing or attachment arrangements between pump and container the pump chamber being arranged substantially coaxially to the neck of the container
    • B05B11/1047—Sealing or attachment arrangements between pump and container the pump chamber being arranged substantially coaxially to the neck of the container the pump being preassembled as an independent unit before being mounted on the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D34/00—Containers or accessories specially adapted for handling liquid toiletry or cosmetic substances, e.g. perfumes
    • A45D34/04—Appliances specially adapted for applying liquid, e.g. using roller or ball
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B05B1/06—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in annular, tubular or hollow conical form
    • 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
    • B05B11/0005—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
    • B05B11/0072—A valve member forming part of an outlet opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/75—Aerosol containers not provided for in groups B65D83/16 - B65D83/74
    • B65D83/753—Aerosol containers not provided for in groups B65D83/16 - B65D83/74 characterised by details or accessories associated with outlets
    • B65D83/7535—Outlet valves opened by the product to be delivered

Definitions

  • the invention relates to a dispensing head for a product dispensing system, a dispensing system comprising such a head attached to a tube for feeding the product under pressure and a bottle intended to contain a product to be dispensed under pressure by means of such a distribution system.
  • the product is of the lotion, gel or cream type, for example for use in cosmetics or for pharmaceutical treatments.
  • Dispensing systems comprising a pump provided with a tube for feeding the product under pressure on which a push-button type distribution head is fixed to actuate the displacement of said tube over a dispensing / suction stroke of the product.
  • the dispensing head may comprise a body having a mounting well of said head on the feed tube and a product distribution path between said well and an outlet passage.
  • the distribution path is formed at least in part at the interface between an anvil equipping a housing provided in the dispensing head and a nozzle mounted around said anvil.
  • Cosmetics are becoming more and more fragile. In particular, they hardly withstand mechanical or thermal stress (causing for example a phase shift), the contact of the air (causing for example a drying out, an oxidation), and are easily contaminable by bacteria, yeasts and molds.
  • the formulators try to reinforce the intrinsic conservative activity of their products by adding ingredients with a conservative activity like certain essential oils, essences of orange, vitamin C, ... which are not declared as curators. Also, they limit the free activity of the water they are trying to keep low (AW ⁇ 0.6) so that the bacteria do not grow or little.
  • AW ⁇ 0.6 free activity of the water they are trying to keep low
  • the flasks both at the reservoir in which the product is conditioned and at the dispensing head, protective flasks appear on the market.
  • the flasks must prevent microbiological contamination of the product, not only during storage but especially between two uses, and in particular by retro-contamination from the outlet passage into the tank through the distribution path.
  • US2011 / 0284579 discloses a metered liquid volume dispensing system comprising at one of its ends a reservoir that can store a pure or sterile substance and a check valve at the other of its ends. The operator presses an actuator thus acting on a pumping chamber in fluid communication with the reservoir and the valve.
  • the valve consists of a body surrounded by an elastomeric membrane, a layer also an elastomer interior that ends with a tip and an outer case, each of which may have a microbiocidal action.
  • WO2013 / 072635 discloses a dispensing head for a dispensing system of a product under pressure.
  • the head comprises a housing equipped with an insert around which is disposed a sleeve.
  • a dispensing orifice is formed in a wall of the sleeve facing a wall of the insert.
  • a product distribution path is formed between the insert and the sleeve. At least one of the walls of the insert and the sleeve comprises metallic copper.
  • EP1466668A discloses a fluid dispenser comprising a transfer passage connecting an inlet opening for the fluid contained in a supply container and a dispensing opening for dispensing the fluid and having at least one active substance therein oligodynamic way that is in contact with the fluid product.
  • the dispenser further comprises a metering pump having an inlet valve for closing the inlet opening, the inlet valve comprising a material capable of interacting with seeds via an active substance of oligodynamic way.
  • US20060213408 discloses an outlet cowl which can be mounted at the end of a starting channel of a spraying apparatus, for highly viscous media, the bottom of which has a regular thickness and the outlet channels diverging with respect to each other. to others. The bottom is bulging outward. The bottom is coated on its inner side with an oligodynamic substance.
  • JPH03289476 discloses an aerosol dispensing head including an actuating knob, an exit spoiler, an interior surface of a hood and at least one surface of a mounting cup comprising a layer comprising an antibacterial containing zeolite.
  • the antibacterial zeolite is obtained by replacing ions in the zeolite with antibacterial ions of silver, copper or zinc.
  • EP2705904 discloses a dispensing head for a dispensing system of a product under pressure, the head comprising a dispensing orifice of the product, the dispensing orifice being formed between two upper and lower longitudinal walls which are connected on either side by a side wall whose transverse dimension is smaller than the longitudinal dimension of the longitudinal walls, each of the side walls has a projection which extends between the longitudinal walls, at least the walls of the dispensing orifice comprising an antimicrobial agent for the product to be distributed.
  • US6443370 discloses a spray head for a fluid dispenser, comprising an expulsion channel opening into a spray orifice, and a shutter movable between a shutter position of the orifice and a spray position, the shutter being biased elastically towards its closed position and being moved towards its spraying position by the pressure of the product.
  • the shutter is disposed around the upper part of an insert.
  • a tube slides along the periphery of the end of the upper portion of the insert and is attached to a tubular jacket of the shutter.
  • the invention aims to improve the prior art by proposing in particular a dispensing head of simple design in which the return of the product is ensured by avoiding its microbial contamination between two uses, including by retro-contamination from the exit passage to the inside the tank.
  • the invention proposes a dispensing head according to claim 1.
  • the invention proposes a system for dispensing a product under pressure, said system comprising such a dispenser head according to claim 1 and a tube for feeding under pressure the product on which the mounting well of said head is fixed.
  • the invention proposes a bottle comprising a reservoir in which a product is intended to be packaged, said reservoir being equipped with such a dispensing system according to claim 14 which is mounted so as to put the tube of brought into communication with said reservoir to allow the product to be conveyed from said feed tube to the outlet passage.
  • a pushbutton type dispensing head for a system for dispensing a product under pressure, for example in the form of a hazelnut or a continuous stream.
  • the product is a lotion, a gel or a cream, for a cosmetic use or for pharmaceutical treatments.
  • the dispensing head comprises a body 1 having an annular skirt 2 which surrounds a well 3 for mounting said head on a feed tube under pressure of the product. Furthermore, the dispensing head comprises an upper zone 4 allowing the user to exert a digital support on said head in order to be able to move it axially.
  • the dispensing head is intended to equip a dispensing system which comprises a sampling device provided with a delivery pipe under pressure of a product to be dispensed, on which the mounting shaft 3 of said head is attached in a sealed manner to allow, by axial displacement of said head, the displacement of said tube on a dispensing / suction stroke of the product.
  • the sampling device of the dispensing system may comprise a manually operated pump or, in the case where the product is packaged under pressure, a manually operated valve.
  • a manually operated pump or, in the case where the product is packaged under pressure, a manually operated valve.
  • a manually operated pump conventionally comprises a body in which are arranged means necessary for pressurizing the product to be dispensed.
  • the pump is of the type without air intake in compensation of the volume of product dispensed, so as not to introduce contaminant in the packaged product.
  • the dispensing system further comprises means, for example a hoop, to allow its mounting on the tank of a bottle in which a product to be dispensed is intended to be packaged, and means for supplying the device sampling device conditioned product, for example a dip tube disposed in the reservoir or a supply piston slidably mounted in the body of said reservoir so as to push the product in said sampling device.
  • means for example a hoop, to allow its mounting on the tank of a bottle in which a product to be dispensed is intended to be packaged
  • means for supplying the device sampling device conditioned product for example a dip tube disposed in the reservoir or a supply piston slidably mounted in the body of said reservoir so as to push the product in said sampling device.
  • the body 1 also has an annular housing 5 which is in communication with the mounting shaft 3.
  • the housing 5 is of axis perpendicular to that of the mounting shaft 3 to allow lateral distribution of the product relatively 1.
  • the housing may be collinear with the mounting well, in particular for a dispensing head forming nasal dispensing nozzle.
  • the housing 5 is provided with an anvil 6 around which a nozzle 7 is mounted so as to form at their interface a path 8 for dispensing the product between said housing and a passage 9 of the product outlet.
  • the anvil 6 extends from the bottom of the housing 5 leaving a communication channel 10 between the well 3 and said housing.
  • the product is dispensed by pressing on the body 1 to actuate the movement of said tube in order to convey the packaged product from the feed tube to the passage output 9 of the distribution path 8.
  • the distribution system can also be used for other types of distribution.
  • the tank of the bottle may comprise a flexible body, the pressurization of the product in the feed tube then taking place by bringing the walls of said tank closer together without the use of a pump.
  • the nozzle 7 has a cylindrical side wall 7a of revolution which is closed forwards by a distal wall 7b.
  • an orifice 11 is formed in the distal wall 7b, the outlet passage 9 of the product opening into said orifice.
  • the combination of the nozzle 7 in the housing 5 is formed by fitting the outer face of the side wall 7a, the rear edge of said outer face may further be provided with a radial projection anchoring the nozzle 7 in said housing.
  • the nozzle 7 and the body 1 of the dispensing head are made by molding, in particular of a different thermoplastic material.
  • the side wall 7a of the nozzle 7 may be made of a material whose stiffness is greater than the stiffness of the material forming the body 1.
  • the significant stiffness of the side wall 7a prevents its deformation when mounted in the housing 5.
  • the lower stiffness of the body 1 provides improved sealing between the mounting well 3 and the feed tube.
  • the nozzle 7 is made of low density polyethylene (LDPE), cycloolefinic copolymer (COC), poly (oxymethylene) or poly (butylene terephthalate), and the body 1 is made of polyolefin .
  • the product can remain immobilized in the distribution path 8, bringing it into contact with the potentially contaminating outside air by bacteria and / or fungi.
  • the outlet passage 9 in the distribution path 8 at least the dose to be distributed later can be contaminated.
  • the dispensing head comprises a sleeve 13 which is attached around the periphery of the anvil 6 to define at least a portion of the distribution path 8, said sleeve being able to ensure a microbiocidal action on the product contained in the distribution path 8, in particular by being made based on at least one material having microbiocidal properties.
  • the fact of reporting a sheath 13 with microbiocidal properties in the distribution path 8 makes it possible more simply to perform the function of decontaminating the product contained in said path between two distributions, in particular by avoiding constraining the choice of the material forming the body 1 and / or the nozzle 7.
  • the microbiocidal properties of the material are obtained by contacting the product with a microbiostatic agent, for example by using a metallic material such as a copper or zinc alloy or a material comprising at least one charge of such metal particles or having undergone a surface treatment by fluorination, zinc plating or copper plating.
  • a metallic material such as a copper or zinc alloy or a material comprising at least one charge of such metal particles or having undergone a surface treatment by fluorination, zinc plating or copper plating.
  • the sheath 13 may comprise metallic copper which, by virtue of its microbiostatic properties, prevents the proliferation or even eliminates the contaminants in contact with said sheath, and without migration into the product of any antimicrobial agent.
  • the use of the sleeve 13 then makes it possible to locate the use of copper at the level of the distribution path 8, without having to copper and / or charge in copper particles the body 1 and / or the nozzle 7.
  • the sheath 13 is made of synthetic material, for example of the polyolefin type and in particular based on polypropylene (PP), at least one surface for delimiting the distribution path 8 is metallized with a copper deposit.
  • PP polypropylene
  • the sheath 13 is made of metallic copper or one of its alloys, for example with zinc, in particular by forming a sheet by stamping. This solution has the particular advantage of being simple and inexpensive to achieve.
  • the copper when a portion of the sheath 13 is visible to the user, it can be provided that the copper is visible on said visible portion so that said user can identify the microbiostatic properties of the dispensing system.
  • the sleeve 13 is made of synthetic material, for example of the polyolefin type and in particular based on polypropylene (PP), said material being loaded with copper metal particles with a charge rate sufficient for copper particles are disposed on the surface to be in contact with the product.
  • synthetic material for example of the polyolefin type and in particular based on polypropylene (PP), said material being loaded with copper metal particles with a charge rate sufficient for copper particles are disposed on the surface to be in contact with the product.
  • the distribution path 8 is defined in particular at the interface between the sleeve 13 and at least one wall of the nozzle 7 and / or the housing 5. Therefore, to reinforce the protection vis-à-vis the risk of contamination of the product by bacteria and fungi, at least one of the walls of the nozzle 7 and / or the housing 5 which delimits the distribution path 8 may also be able to ensure a microbiocidal action on the product contained in said distribution path.
  • the possible wall of the nozzle 7 and / or housing 5 delimiting the distribution path 8 are made based on at least one material having microbiocidal properties.
  • the nozzle 7 and the body 1 can be made entirely of a material having microbiocidal properties.
  • the nozzle 7 is made with the same type of material as that described above in connection with the embodiment of the sheath 13.
  • the outer surface 12 of the distal wall 7b is also capable of providing a microbiocidal function to prevent the contamination of soils disposed on it between two distributions, thus ensuring that the product subsequently dispensed is not contaminated by said soils.
  • the peripheral surface defining the orifice 11 may also be able to ensure a microbiocidal function, since the product contained in the outlet passage 9 between two distributions is also in contact with the air.
  • the microbiocidal properties of the material can be obtained by diffusion into the product of an antimicrobial agent, for example on an organic basis such as Trichlosan (trade name of Melcoplast) or on a silver or mineral basis.
  • the material may comprise at least one polyolefin, for example polyethylene (PE), in particular at low density (LDPE), polypropylene (PP) and / or polystyrene, which is loaded with at least one antimicrobial agent.
  • PE polyethylene
  • LDPE low density
  • PP polypropylene
  • polystyrene polystyrene
  • the microbiocidal properties of the material can also be obtained by irradiation of the product with radiation of suitable wavelength, in particular by means of a material which exhibits photoluminescence properties after exposure to external light.
  • the material may be based on at least one polyolefin, for example low density polyethylene (LDPE), said polyolefin being charged with at least one additive capable of emitting photoluminescent radiation which has a wavelength between 250 and 260 nanometers, including 254 nanometers, which corresponds to the order of magnitude of sterilizing ultraviolet radiation.
  • LDPE low density polyethylene
  • the sleeve 13 has a sleeve 14 sealingly mounted around the periphery of the anvil 6, said sleeve being disposed radially facing the side wall 7a to form between them at least a central portion 8a of the distribution path 8.
  • the spacing between the sheath 13 and the side wall 7a depends on the viscosity of the product and its sensitivity to microbial contamination, for example being between 0.2 mm and 1 mm, in particular being less than 0.3 mm.
  • the microbiocidal action on the product contained in the distribution path 8 is expected to be faster than the microbial growth towards the reservoir, thus stopping its progression.
  • the side wall 7a comprises three axial projections 21 which are equi-part on its inner face, each projection 21 having a free wall which is disposed on the outer surface 14a of the sleeve 14 to center the nozzle 7 relative to the sleeve 13.
  • the projections 21 define between them three axial ducts 22 which form the central part 8a of the distribution path 8.
  • the sleeve 14 is hooked by snapping a projection 15 carried by the periphery of the anvil 6 in a groove 16 formed on the inner face of said sleeve. Furthermore, the sleeve 14 is in tight contact around the anvil 6 to ensure sealing at their interface.
  • the sleeve 14 is fitted on the periphery of the anvil 6.
  • the anvil 6 has a chamfer 23 formed on its front end.
  • the anvil 6 has a bore 24 which extends axially over at least a part of its length, so that the fitting of said sleeve on said anvil causes a deformation of said anvil allowing, by elastic return of said anvil in said sheath, to make reliable the attachment of said sheath on said anvil.
  • the sleeve 14 covers the periphery of the anvil 6, so that all said periphery is isolated from the product passing through the distribution path 8.
  • the distribution path 8 has an upstream portion 8b formed between the sleeve 14 and a side wall 5a of the housing 5.
  • the sheath 13 On the downstream side, the sheath 13 has a cap 17 which closes the distal end of the sleeve 14, said cap being disposed opposite axial view of the distal wall 7b so as to form the outlet passage 9 of the product at the interface between the orifice 11 and said cap.
  • the distal wall 7b of the nozzle 7 is made of rigid material in order to define the geometry of the outlet passage 9.
  • the outlet passage 9 may have a maximum dimension which is less than or equal to 0.5 mm, in order to limit the maximum distance separating the product contained in said passage from the wall (s) exhibiting a microbiocidal action which delimits said passage.
  • the reduced dimensions of the outlet passage 9 make it possible to limit the drying of the product contained in the distribution path 8 between two distributions.
  • At least the distal wall 7b of the nozzle 7 is made of a flexible material, for example based on a thermoplastic elastomer (TPE) and / or a silicone, in order to be deformable reversibly by pressure of the product. on it between a state at rest in which the outlet passage 9 is open and a constrained state of expansion of said passage.
  • TPE thermoplastic elastomer
  • silicone silicone
  • the distal wall 7b is arranged not to be in contact with the cap 17 at rest, in order to prevent its adhesion to said cap and the violent ejection of product during the expansion of the outlet passage 9.
  • the cap 17 has a front ring 18 which is disposed opposite the distal wall 7b to form between them at least one downstream portion 8c of the distribution path 8, and a projection 19 which is arranged at least partially in the orifice 11 to form the outlet passage 9 between the respectively outer and inner peripheral walls of said projection and said orifice.
  • the volume of the downstream part 8c may be less than 0.1 mm 3 in order to ensure the decontamination of the product contained in said volume by contact with the ring 18. Moreover, the reduced dimensions of the downstream part 8c make it possible to limit the desiccation of the product contained in the distribution path 8 between two distributions.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Coating Apparatus (AREA)

Claims (16)

  1. Ausgabekopf für ein System zum Ausgeben eines Produkts, wobei der Kopf einen Körper (1) umfasst, der einen Schacht (3) zum Montieren des Kopfes auf einem unter Druck stehenden Zuführrohr des Produkts und eine Aufnahme (5) aufweist, die mit dem Schacht in Kommunikation steht, wobei die Aufnahme mit einem Amboss (6) versehen ist, um den herum eine Düse (7) montiert ist, um an ihrer Grenzfläche einen Weg (8) zum Ausgeben des Produkts zwischen der Aufnahme und einen Austrittsdurchgang (9) des Produkts zu bilden, wobei der Kopf eine Stulpe (13) umfasst, die um den Umfang des Ambosses (6) herum angebracht ist, um mindestens einen Teil (8a-8c) des Ausgabeweges (8) an der Grenzfläche zwischen der Stulpe (13) und mindestens einer Wand der Düse (7) und/oder der Aufnahme (5) zu begrenzen, wobei der Ausgabekopf dadurch gekennzeichnet ist, dass die Düse (7) eine distale Wand (7b) aufweist, in der eine Mündung (11) gebildet ist, wobei der Austrittsdurchgang (9) in der Grenzfläche zwischen der Mündung und einer Kappe (17) der Stulpe (13) gebildet ist, wobei die Stulpe eine mikrobiozide Wirkung auf das im Ausgabeweg enthaltene Produkt sicherstellen kann.
  2. Ausgabekopf nach Anspruch 1, dadurch gekennzeichnet, dass mindestens die distale Wand (7b) durch Druck des Produkts auf dieselbe reversibel verformbar ist zwischen einem Ruhezustand, in dem der Austrittsdurchgang (9) offen ist, und einem belasteten Dehnungszustand des Durchgangs.
  3. Ausgabekopf nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass die Kappe (17) einen Vorsprung (19) aufweist, der mindestens teilweise in der Mündung (11) angeordnet ist, um den Austrittsdurchgang (9) zwischen der jeweiligen äußeren und inneren Umfangswand des Vorsprungs und der Mündung zu bilden.
  4. Ausgabekopf nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass die Kappe (17) einen vorderen Kranz (18) aufweist, der der distalen Wand (7b) axial zugewandt angeordnet ist, um zwischen denselben mindestens einen stromabwärtigen Teil (8c) des Ausgabeweges (8) zu bilden.
  5. Ausgabekopf nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass der Austrittsdurchgang (9) eine maximale Abmessung aufweist, die kleiner oder gleich 0,5 mm ist.
  6. Ausgabekopf nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass die Stulpe (13) einen Mantel (14) aufweist, der dicht um den Umfang des Ambosses (6) herum montiert ist, wobei der Mantel einer seitlichen Wand (7a) der Düse (7) radial zugewandt angeordnet ist, um zwischen denselben mindestens einen mittleren Teil (8a) des Ausgabeweges (8) zu bilden.
  7. Ausgabekopf nach Anspruch 6, dadurch gekennzeichnet, dass der Mantel (14) den Umfang des Ambosses (6) bedeckt, wobei der Ausgabeweg (8) einen stromaufwärtigen Teil (8b) aufweist, der zwischen dem Mantel und einer seitlichen Wand (5a) der Aufnahme (5) gebildet ist.
  8. Ausgabekopf nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass der Ausgabeweg (8) von einer Wand (7a, 7b, 5a) der Düse (7) und/oder der Aufnahme (5) begrenzt wird, wobei die Wand eine mikrobiozide Wirkung auf das im Ausgabeweg enthaltene Produkt sicherstellen kann.
  9. Ausgabekopf nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass die Stulpe (13) und die eventuelle Wand (7a, 7b, 5a) auf Basis von mindestens einem Material ausgeführt sind, das durch Diffusion eines antimikrobiellen Mittels, durch Kontakt mit einem mikrobiostatischen Mittel und/oder durch Bestrahlung mit einer Strahlung einer geeigneten Wellenlänge mikrobiozide Eigenschaften aufweist.
  10. Ausgabekopf nach Anspruch 9, dadurch gekennzeichnet, dass die Stulpe (13) und/oder die Düse (7) metallisches Kupfer umfasst.
  11. Ausgabekopf nach Anspruch 10, dadurch gekennzeichnet, dass die Stulpe (13) und/oder die Düse (7) aus synthetischem Material ausgeführt ist, von dem mindestens eine Fläche, die dazu bestimmt ist, den Ausgabeweg (8) zu begrenzen, mit einer Kupferabscheidung metallisiert ist.
  12. Ausgabekopf nach Anspruch 10, dadurch gekennzeichnet, dass die Stulpe (13) und/oder die Düse (7) aus metallischem Kupfer ausgeführt ist.
  13. Ausgabekopf nach Anspruch 10, dadurch gekennzeichnet, dass die Stulpe (13) und/oder die Düse (7) aus synthetischem Material ausgeführt ist, das mit metallischen Kupferteilchen beladen ist.
  14. System zum Ausgeben eines unter Druck stehenden Produkts, wobei das System einen Ausgabekopf nach einem der Ansprüche 1 bis 13 und ein unter Druck stehendes Zuführrohr des Produkts umfasst, auf dem der Montageschacht (3) des Kopfes befestigt wird.
  15. Ausgabesystem nach Anspruch 14, dadurch gekennzeichnet, dass es eine Pumpe umfasst, die vom Ausgabekopf betätigt wird, wobei die Pumpe das unter Druck stehende Zuführrohr des Produkts umfasst.
  16. Flakon, der einen Behälter umfasst, in dem ein Produkt dazu bestimmt ist, verpackt zu werden, wobei der Behälter mit einem Ausgabesystem nach einem der Ansprüche 14 oder 15 ausgerüstet ist, das derart montiert ist, dass es das Zuführrohr mit dem Behälter in Kommunikation bringt, um das Befördern des Produkts vom Zuführrohr zum Austrittsdurchgang (9) zu ermöglichen.
EP15172441.6A 2014-07-17 2015-06-16 Verteilerkopf für ein verteilersystem eines produkts Active EP2974797B1 (de)

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FR1456850A FR3023734B1 (fr) 2014-07-17 2014-07-17 Tete de distribution pour un systeme de distribution d'un produit

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FR3068897A1 (fr) * 2017-07-17 2019-01-18 Albea Services Tete de distribution de produit provenant d'un recipient
FR3081113B1 (fr) * 2018-05-18 2020-05-29 Albea Le Treport Piston pour reservoir d'un distributeur d'un produit fluide sans reprise d'air
IT202100003455A1 (it) * 2021-02-16 2022-08-16 Lumson Spa Dispositivo di erogazione di una sostanza fluida
EP4353624A1 (de) 2021-06-07 2024-04-17 Eric Zembrod Retentionsventil für eine reihe von verpackungen

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US9630768B2 (en) 2017-04-25
FR3023734A1 (fr) 2016-01-22
EP2974797A1 (de) 2016-01-20
BR102015016947B1 (pt) 2020-12-08
US20160016722A1 (en) 2016-01-21
FR3023734B1 (fr) 2021-11-05
BR102015016947A2 (pt) 2017-11-07

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