EP0790079B1 - procédé de fabrication d'un distributeur ou équivalent - Google Patents

procédé de fabrication d'un distributeur ou équivalent Download PDF

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Publication number
EP0790079B1
EP0790079B1 EP97102026A EP97102026A EP0790079B1 EP 0790079 B1 EP0790079 B1 EP 0790079B1 EP 97102026 A EP97102026 A EP 97102026A EP 97102026 A EP97102026 A EP 97102026A EP 0790079 B1 EP0790079 B1 EP 0790079B1
Authority
EP
European Patent Office
Prior art keywords
component
components
operating position
spring
connection
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.)
Expired - Lifetime
Application number
EP97102026A
Other languages
German (de)
English (en)
Other versions
EP0790079A2 (fr
EP0790079A3 (fr
Inventor
Reinold Dr. JÄGER-WALDAU
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.)
Aptar Radolfzell GmbH
Original Assignee
Erich Pfeiffer GmbH
Ing Erich Pfeiffer GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Erich Pfeiffer GmbH, Ing Erich Pfeiffer GmbH filed Critical Erich Pfeiffer GmbH
Publication of EP0790079A2 publication Critical patent/EP0790079A2/fr
Publication of EP0790079A3 publication Critical patent/EP0790079A3/fr
Application granted granted Critical
Publication of EP0790079B1 publication Critical patent/EP0790079B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0225—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work characterised by flow controlling means, e.g. valves, located proximate the outlet
    • 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
    • B05B11/0005—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
    • B05B11/10—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
    • B05B11/1001—Piston 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
    • B05B11/01—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
    • B05B11/1001—Piston pumps
    • B05B11/1023—Piston pumps having an outlet valve opened by deformation or displacement of the piston relative to its actuating stem
    • 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
    • B05B11/1001—Piston pumps
    • B05B11/1023—Piston pumps having an outlet valve opened by deformation or displacement of the piston relative to its actuating stem
    • B05B11/1026—Piston pumps having an outlet valve opened by deformation or displacement of the piston relative to its actuating stem the piston being deformable and its deformation allowing opening of the outlet
    • 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
    • B05B11/1066—Pump inlet valves
    • B05B11/1067—Pump inlet valves actuated by pressure
    • 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
    • B05B11/1074—Springs located outside pump chambers
    • 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
    • B05B11/1077—Springs characterised by a particular shape or material
    • 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
    • B05B1/34—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
    • B05B1/3405—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl
    • B05B1/341—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet
    • B05B1/3421—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet with channels emerging substantially tangentially in the swirl chamber
    • B05B1/3431—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet with channels emerging substantially tangentially in the swirl chamber the channels being formed at the interface of cooperating elements, e.g. by means of grooves

Definitions

  • the invention relates to a method for producing a discharge device, with which media any State of aggregation, for example liquid, pasty, gelatinous, gaseous, powdery and / or solid media through an outlet opening, if necessary, under pressure, can be delivered so that they at the Limiting the discharge completely from the discharge be replaced or released.
  • media any State of aggregation, for example liquid, pasty, gelatinous, gaseous, powdery and / or solid media
  • Such a discharge device usually has two units, which for manual actuation of the discharge flow against each other Length changes of the discharge device are moved, e.g. around a pressure chamber of the discharge under the manual To reduce operating force and thus the contained therein, in particular to put flowable medium under pressure.
  • the units can do this partially or completely formed integrally with each other or by separately manufactured and then interconnected components be formed.
  • the pressure chamber is suitably a pump room one Pump, e.g. a thrust piston pump, which on the outer circumference and one end of a housing and the other end of an in the housing displaceable piston and possibly of an inlet valve and / or an outlet valve o.
  • the like Is limited.
  • the discharge device may be a single or multiple springs contained, e.g. a return spring for its return stroke, one or more Valves o.
  • This spring can be within the pressure chamber or be arranged outside dry and is suitably a screw or spiral spring, whose longitudinally adjacent Winding sections corresponding to the spiral pitch in the distance lie apart.
  • EP 691 161 A1 describes a discharge device with at least two components, which face each other from a first to a second position are movable and the duch bracket are set against each other. They are each made separately for themselves and then assembled together.
  • the invention has for its object to provide a method with the at high functionality, a very simple production of a Discharge device is ensured.
  • a method for the production of at least two or more components proposed in the Injection molding o.
  • First prepared as a one-piece unit become and thereby a first mutual situation, namely the manufacturing situation taking.
  • a sufficient Form stiffness has been achieved, the two components in a second mutual situation, namely its functional position, in which can be arranged against each other movable or stable.
  • the two components are useful with surfaces aligned, guided or held at a distance from lie those surfaces which in the preparation of the compound the two components serve each other and in that material flow over whose way the plasticized casting material of the Mold cavity of a component in the cavity of the other component transgresses.
  • the connecting links thus formed which also solidify and of which only a single link may be provided may, before, during or after the transfer to the second Stay firmly connected to the first and / or second component. You can also cancel the first and / or second part by canceling, Tear o. The like. Separated and especially in the subsequent production of the next unit in the form in the be completely encased in the respective component, so that they are disposed of without waste.
  • the first component may be the first and / or second basic body of Be discharge, so that these only two in one piece made units and still at least three or four has mutually movable parts.
  • the second component can be a Guide body for the medium or a body be, which at ready to use mounted discharge device constantly or only during a discharge cycle or in the rest position directly in contact with the medium stands.
  • the second component is in the second position appropriately completely sunk and inaccessible from the outside arranged within the first component, but also one of whose outermost surfaces form.
  • the second component may be the one described Spring, a valve body, a nozzle body of the discharge nozzle or any other component of the discharge device.
  • a device unit for attachment to a storage vessel or storage neck certain discharge device can be very few items, e.g. two each one-piece items assembled be.
  • all valves provided also completely in one piece with the respectively associated device unit trained or per valve may still have a separate valve body be provided, which relative to the valve seat of the associated Unit is movable.
  • the device or basic units 2, 3 of a discharge device 1 are guided to each other in a straight line and each point a freely accessible from the outside, one-piece base body 4, 5, namely an elongated inner body 4 and a contrast shorter outer body 5.
  • upright or vertical and with overhead outlet held discharge device 1 is, if referring to the longitudinal direction, inside synonymous with below and outside with the same as above.
  • tubular hollow Base 4 essentially forms a tubular housing 6 with Sections of different inner and / or outer width, the on inner housing end 7 is narrower than at the outer housing end 8.
  • the inner end is through a media inlet 9 and a shutter formed, which in the discharge stroke the medium against flowing out from the inner end locks and can open on the return stroke to the inlet 9 suck new medium into the housing 6.
  • a nozzle 11 of the base body 4 is used for Pick up a flexible riser pipe 12.
  • the inlet lock is here by a pressure-dependent opening and closing inlet valve 13 formed, the conical valve body 14 in one within the Housing 6 lying valve housing 15 limited movable is arranged.
  • the conical valve seat is directly through the Housing 6 is formed.
  • the valve 13, the non-re-sucking training of the pump fixed or integrally formed with the housing 6 may be located in a limited by the housing 6 pressure chamber 16, which is axially from the valve 13 to a piston 19 opposed thereto extends. This is on the inner circumference or a raceway 17 of the Mantels 18 of the housing 6 slidably and sealed sliding.
  • the Piston 19 is part of a piston unit 20 of the basic unit 3 and opposite the main body 5 in both opposite Longitudinal directions stop limited movable.
  • Fig. 1 the resting or starting position of all components shown, in which the piston 19 with respect to the main body 5 most inwardly shifted is.
  • the piston 19 is integral with one only outwardly over it protruding, sleeve-shaped piston neck 21, whose Inner circumference bounded by a channel 22 through which the medium the space 16 to the outside to an outlet valve 23 can flow.
  • valve 23 or its valve body 24, 25 are on the unit 3rd arranged. A completely limited by the shaft 26 central or Longitudinal channel 28 passes through the outermost end of the shaft 26th
  • Outside unit 2 and freely accessible unit 3 contains one Actuation or discharge head 38, which through the main body. 5 is formed.
  • the cap-shaped head 38 has an outermost jacket and at its outer end then an end wall 41, which on the outer circumference of the head 38 from the opening into the open Outlet opening 40 are penetrated radially. With radial distance inside the jacket 39 is only inwardly of the outer wall 41 sleeve-shaped shaft 42 of the body 5 from.
  • the outer end face 41 of the body 5, 38 forms a finger pressure surface or handle 41, by their manual pressure loading the Unit 3 is manually moved inwards relative to unit 2 can be, being as a counter-gesture for another finger the same hand of the user the bottom surface of a storage vessel can be provided.
  • a spring 30 is disposed completely outside the space 16 and with an end turn 47 on a fastening member 56 and with the other end turn 48 on the body 5, 38 supported.
  • the support takes place expediently on the outside of the end wall 57 and on the Inside the end wall 44, wherein the spring 30 still in each Position of the discharge device 1 on the periphery and at their ends is completely covered outside, namely by the jacket 39 and a Shell of the attachment member 56, in extension of a jacket 58 protrudes beyond the outside of the end wall 57 and the shell 18 with larger distance and the jacket 39 tightly surrounds.
  • the spring 30 could also be used here as a wound spring from a plastic strand be prepared during heating by heating slightly is softened and thereby after cooling and hardening one ensures very high spring force.
  • the Endwindung 47 and 48 may in one perpendicular to the axis 10 and the end wall 57, 44 parallel Lie flat and so over its entire circumference on this wall be supported.
  • the spring cross sections 50 transverse to the longitudinal extent are parallel to Axis 10 elongated and rectangular and at least two or three times greater than its thickness, so that the spring coils a flat band form and over the length of the spring 30 constant or varying Have cross sections 50.
  • the spring cross sections can also be radial be greater than axial or equal.
  • the spring 30 is in the axial direction only simply conically widened, namely to the final turn 48, while the smallest turn 47 shoots in one piece at the end 8 and about the same Thick as the coat can have 18. Every smaller helix reaches over their entire scope closely adapted and non-contact in the inner the next larger coil in the starting position by a measure which is smaller than the axial extent of Spring cross section 50 or half or one third of it is.
  • the Winding 48 lies over an arc angle of at least 180 ° Gradient free at right angles to the axis 10 and is on the inside of the Supported end wall 44.
  • the spring 30 is separate from the body 5, 38th formed and the winding 48 may be under expanding tension with its outer circumference on the inner circumference of the shell 39 radial play free be supported.
  • the valve 23 By depressing the handle 41, the valve 23 is opened, when the medium contained in the space 16 is pressurized, by which the valve 13 is kept closed. Under this Pressure flows the medium from the space 16 through the piston 19, the Neck 21 and passes through the opening 40 into the open. At the same time flows atmospheric air through the inner end of the head 38 and the Openings 32 in the memory to which the discharge device. 1 is attached to this taken in the room 16 Balance the amount of media and the formation of a negative pressure prevent.
  • the spring 30 presses First, the valve body 25 in the closed position, the body 46 in the Stop position and the slide 29 relative to the piston body 19 in the initial position, after which the piston body together with these Parts is returned to the rest position.
  • valve 13 opens under the negative pressure in the space 16 and via the channel parts 11, 12 is from the bottom portion of the Storage space 63 in the room 16, the next media dose sucked, which at the immediately following possible next Pumphub is discharged in the manner described.
  • Fig. 1 is particularly for the strand-shaped Discharge of a creamy or liquid medium from the opening 40 suitable without spattering or atomization.
  • the piston 19 is integral with the shaft portions 21, 34, 42nd formed so that these parts form a tube, which is the largest Part of its length has constant internal cross sections.
  • the valve body 24 forms a component which is integral with each of these shaft portions or the component 5 is made and in the dot-dash line indicated first layer 70 (manufacturing situation), which of the second layer, namely the functional layer 71 in the region of the valve body 25 deviates.
  • first layer 70 manufactured situation
  • the component 24 is axially around the Multiple of its length and / or its greatest width over the Position 71 along the shaft offset, namely from its closed position a multiple of its opening path over the open position out.
  • the component 24 has a shaft 73 with continuous constant outer cross-sections and at one end of the shaft 73rd an enlarged, frusto-conical head 72, whose oblique Peripheral surface forms the closing surface 77, with which the valve body 24 abuts in the closed position on the closing surface of the valve body 25.
  • the end surface of the one-piece component 24 is tangent or of the head 72 an inner cavity of the component 5, namely the Radial section of the channel 43, so that the farthest, through the head 72 formed outer circumference of the component 24 over the circumference continuously directly to the inner circumference of another inner Cavity, namely the channel 35 connects.
  • the outer circumference of the Section 73 has thereby radial distance from the inner circumference 35.
  • This tool has according to the invention for Forming the outer periphery including the surface 77 and the Inner circumference of the tube a sleeve and within this slidably for forming the end surface of a core, wherein these both tool parts are mutually displaceable.
  • the wall the sleeve is distributed over the circumference of passages for the Interspersed material, each of which is continuous over its circumference is limited.
  • Other tool parts of the manufacturing form are used for simultaneous shaping of all remaining areas of the structural unit 5, 24.
  • the material for the production of the assembly 5, 24 is in flowable Condition in all, interconnected cavities of the Mold injected under pressure and elevated temperature, so that at the same time both components 5, 24 and a connection 74 between these two Components 5, 24 are produced.
  • the connection 74 is through Connecting members 76 formed, which through the passage openings be formed in the sleeve-shaped single tool and in the axial Distance from the working and functional surface 77 the outer circumference of Shank 73 initially in one piece with the inner circumference of the tube 19, 21, 34, 42 connect.
  • Such a hair-thin connection can also in the Be provided area of the largest outer circumference of the component 24.
  • the tool is axially away from the handle 41 inwardly from the Pulled out piston 19, wherein the component 5 and the Inner circumference 35 subsequent region of the connections 74 according to Art be separated from predetermined breaking points by shearing.
  • the component 24 is transferred from the layer 70 in the direction of the layer 71.
  • the two tool parts are axially so moved against each other, that the compounds 74, 76 and the component 24 by shearing o. The like. Are separated, but afterwards in the Passage openings of the tool remain.
  • the tool becomes then completely out of the assembly 5, 24, namely from the free end pulled out of the piston 19, the here in the actuated end position is shown.
  • the Tool also disengageable retaining claws for holding the Have components 24.
  • the defined by the webs or pins 76 Connection zone 75 lies exclusively in the area of section 73, so that the surface 77 is not damaged when disconnecting the connection 74 can be.
  • 24 may be the connecting members 76 of the previously manufactured Assembly in the tool or its through holes remain.
  • these links 76 When feeding the next batch of plasticized material these links 76 then radially inward into the cavity ejected, which serves to form the component 24. Ejecting is thereby exclusively by the nachf jobden under pressure Material causes, which flows into the cavity and thereby the ejected Connecting members 76 plasticized by heat exchange and embedded completely submerged in the component 24, so that the Connecting members 76 then a proportion of the material volume of the Form member 24 and new connecting members 76 for the in Manufacture component 24 are formed.
  • Valve body 25 The continuous over the circumference continuous closing surface of Valve body 25 is through an annular inner bead in the pipe or Piston 19 formed.
  • staggered stops 68, 69 on the inner circumference of the tube provided above that they in the manner of a resilient Snap connection, possibly under elastically resetting widening of the Pipe, allow the component 24, in particular the head 72, to to lead them past, if he is convicted of situation 71.
  • the Stops 68, 69 are distributed over the circumference and at a distance lying cams, the closing surface of the valve body 25 are spaced apart and at which the valve body 24 in the opening position strikes.
  • the valve body 24 according to Fig. 1 with respect to the axis 10 take a tilt, so that he not only an axial but also in its functional movements performs a tilting movement.
  • valve body 14 of the intake valve 13 made in one piece with the component or base body 4 and then off the dot-dashed position transferred to the functional position.
  • valve body 14 are the same reference numerals as for the valve body 24 of the exhaust valve 23 is used, so that the corresponding Description parts mutatis mutandis for the production of the unit 4, 14 apply.
  • the path between the two layers is smaller here as the axial length or the largest external width of the component 14.
  • Der Head of the component 14 is located in the first position outside of Valve housing 15 and is then snapped into this to in the second position between two end positions to be movably secured.
  • the integrally formed with the component 4 valve housing 15 is here formed by projections distributed over the circumference, which also the Form stops for the movement of the valve body 14.
  • the Connecting members 76 are here as the associated passages of the tool is flared in the ejection direction, so that they can be easily ejected. Close these links 76 in the manufacture also on the inner circumference 9 of the housing 6 at.
  • the second component is a Leit- or Nozzle body 78 for the medium, either the outlet opening 40th forms immediately or upstream immediately adjacent to the nozzle opening lies.
  • the body 78 is in the, shown here alone, Manufacturing layer 70 almost completely on the outside of the Component 5, namely the end face 41, before and closes under formation the connection 74 with an edge surface on the wall 44 at.
  • the Component 78 lies in the immediate extension of a close to him adapted receptacle 79 or pocket- or shaft-shaped opening, which as a through hole both end faces of the wall 44th interspersed and limited over its circumference continuously from the component 5 is.
  • On one side of the receptacle 79 includes the radial leg of the Channel 43, while the opposite boundary of one Passage 81 is interspersed, which is much wider than the Outlet opening 40 is.
  • the plate-shaped, rectangular or square component 78 indicates a plate side, a guide 80, such as a twisting device, for the medium formed by a depression in this plate side is and from the nozzle channel to the outlet opening 40 conical narrows out.
  • the Leitvertiefung 80 around the nozzle axis a Ring channel and starting from this, directed to the nozzle channel Tangetialkanäle forms, is capable of 70 as the nozzle channel completely outside the component 5 and serves in the functional position to the medium flowing from the channel 43 across the Redirecting nozzle axis or in a down to the outlet opening 40th continuing rotational flow around the nozzle axis.
  • connection 74 separated by breakage. This can be a two- or multi-part nozzle arrangement with one-piece production of all associated Components and without assembly work after demoulding the manufacturing form are created. But the component 78 can also manufactured separately from the component 5 and then mounted on this become.

Landscapes

  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Coating Apparatus (AREA)
  • Springs (AREA)
  • Pinball Game Machines (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Reciprocating Pumps (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)

Claims (5)

  1. Procédé pour la fabrication d'un dispositif de décharge (1 ) pour des substances, avec des éléments de construction (4, 14 ou encore 5, 24 ou encore 5, 78) positionnés l'un par rapport à l'autre dans une situation de fonctionnement (71 ), une unité constructive étant moulée par injection dans un moule de fabrication, et démoulée ensuite, après la solidification, en la séparant du moule, caractérisé en ce que l'unité constructive (4, 14 ou encore 5, 24 ou encore 5, 78) est fabriquée d'une seule pièce à partir de deux éléments de construction et que les éléments de construction sont transférés de la position réciproque de fabrication (70) dans la position de fonctionnement (71) après la solidification d'au moins un des éléments de construction ainsi qu'avant le démoulage ainsi qu'ils sont fixés dans leur position réciproque en restant dans la position de fonctionnement.
  2. Procédé d'après la revendication 1, caractérisé en ce que un premier élément des éléments de construction (4, 5) présente un guidage (22, 79) pour le transfert directe d'un deuxième élément des éléments (14, 24, 78) de la position de fabrication (70) jusque dans la position de fonctionnement (71 ).
  3. Procédé d'après la revendication 1 ou 2, caractérisé en ce que les éléments de construction (4, 14 ou encore 5, 24 ou encore 5, 78) en position de fabrication (70) sont raccordés entre eux en position fixe ainsi qu'en une pièce dans une zone de raccordement (75) au moyen d'un raccord (74), et que dans la position de fonctionnement (71 ) ils sont positionnés l'un par rapport à l'autre au moyen des surfaces distinctes du raccord (74), en ce que dans la position de fonctionnement (71) le raccord (74) est séparé, le raccord (74) étant au moins une pièce de raccordement (76) présentant au moins un point de rupture intentionnelle, une zone articulée ou similaires, les deux éléments de construction délimitant pendant la décharge de la substance des voies d'écoulement pour la substance.
  4. Procédé d'après une des revendications précédentes, caractérisé en ce que le deuxième élément de construction (14, 24, 78) dans la position de fonctionnement (71) est déplaçable, en étant délimité par arrêt, par rapport au premier élément de construction (4, 5), tel qu'un corps de base, en ce que notamment le deuxième élément de construction est un corps de commande (14, 24) pour l'écoulement de la substance.
  5. Procédé d'après une des revendications de 1 à 4, caractérisé en ce que le deuxième élément de construction (78) dans la position de fonctionnement est disposé de manière fixe auprès du premier élément de construction (5), tel qu'un corps de base, en ce que notamment le deuxième élément de construction est un corps de buse (78) d'un orifice d'échappement (40) et en ce que de préférence le deuxième élément de construction (14, 24, 78) en position de fonctionnement (71) est soutenu directement par le premier élément de construction (4 ou encore 5) avec un écart de la zone de raccordement (75).
EP97102026A 1996-02-13 1997-02-08 procédé de fabrication d'un distributeur ou équivalent Expired - Lifetime EP0790079B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19605153 1996-02-13
DE19605153A DE19605153A1 (de) 1996-02-13 1996-02-13 Austragvorrichtung für Medien und Verfahren zur Herstellung einer Austragvorrichtung o. dgl.

Publications (3)

Publication Number Publication Date
EP0790079A2 EP0790079A2 (fr) 1997-08-20
EP0790079A3 EP0790079A3 (fr) 1998-04-29
EP0790079B1 true EP0790079B1 (fr) 2005-01-05

Family

ID=7785216

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97102026A Expired - Lifetime EP0790079B1 (fr) 1996-02-13 1997-02-08 procédé de fabrication d'un distributeur ou équivalent

Country Status (9)

Country Link
US (1) US5992704A (fr)
EP (1) EP0790079B1 (fr)
JP (1) JPH09225360A (fr)
KR (1) KR970061374A (fr)
AT (1) ATE286434T1 (fr)
AU (1) AU711137B2 (fr)
BR (1) BR9700941A (fr)
DE (2) DE19605153A1 (fr)
ES (1) ES2236762T3 (fr)

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Also Published As

Publication number Publication date
AU711137B2 (en) 1999-10-07
US5992704A (en) 1999-11-30
DE59712152D1 (de) 2005-02-10
ATE286434T1 (de) 2005-01-15
DE19605153A1 (de) 1997-08-14
ES2236762T3 (es) 2005-07-16
AU1236397A (en) 1997-08-21
BR9700941A (pt) 1998-09-01
EP0790079A2 (fr) 1997-08-20
JPH09225360A (ja) 1997-09-02
EP0790079A3 (fr) 1998-04-29
KR970061374A (ko) 1997-09-12

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