EP0882515A2 - Distributeur de produit - Google Patents

Distributeur de produit Download PDF

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Publication number
EP0882515A2
EP0882515A2 EP98109320A EP98109320A EP0882515A2 EP 0882515 A2 EP0882515 A2 EP 0882515A2 EP 98109320 A EP98109320 A EP 98109320A EP 98109320 A EP98109320 A EP 98109320A EP 0882515 A2 EP0882515 A2 EP 0882515A2
Authority
EP
European Patent Office
Prior art keywords
pump
housing
mounting body
dispenser according
chamber
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.)
Withdrawn
Application number
EP98109320A
Other languages
German (de)
English (en)
Other versions
EP0882515A3 (fr
Inventor
Karl-Heinz Fuchs
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 EP0882515A2 publication Critical patent/EP0882515A2/fr
Publication of EP0882515A3 publication Critical patent/EP0882515A3/fr
Withdrawn legal-status Critical Current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
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1087—Combination of liquid and air pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—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

Definitions

  • the invention relates to a dispenser for media, in particular flowable media, such as gaseous, powdered, liquid, mushy and / or similar media caused by pressure or with the help of a flow from a second medium flow through channels and emerge from the discharge device can.
  • flowable media such as gaseous, powdered, liquid, mushy and / or similar media caused by pressure or with the help of a flow from a second medium flow through channels and emerge from the discharge device can.
  • highly viscous media such as creamy, mushy or others, not under their own weight or only viscous Media that are free of alcoholic solvents or the like can be very difficult to apply in small quantities, if e.g. the nozzle channel discharging outdoors Width of less than two, one or half a millimeter has or if the medium is atomized by the discharge device to be delivered.
  • a second pump to add or convey medium promoted and the first medium in the outlet channel of the first Pump unit or directly at the inlet end of the nozzle end channel be fed.
  • the second medium for example air, is expedient with a volume that is several times higher, however with a pressure several times lower than the first medium together with this through the media outlet or nozzle channel promoted outdoors.
  • the inner width of the plunger to be arranged, manually operated discharge head always the same remain if this is the first pump housing on the outer circumference should spread closely.
  • the invention has for its object to a donor create the disadvantages of known training or of the type described are avoided and in particular it in a simple way, optionally a second pump to provide or not.
  • the pump body of the second pump in relation to the first pump housing
  • First pump body of the second pump optionally over the in the described way pre-assembled first pump ready for operation so that it protrudes into the actuating head and this preferably over the first pump housing leads or centers.
  • This guidance is useful in the Rest position, the stroke end position or all in between Positions are provided continuously and can be on both Outer circumference as well as on an inner circumference of the actuating head with or without radial play.
  • the first pump body the second pump forms an optional one Assembly body, which is replaced by another assembly body can be replaced using the same bracket but does not contain a pump body.
  • the first pump housing has a downstream one End section or a housing end that with its central Housing space immediately a passage for the exit of the actuating plunger from this housing end limited downstream outermost end face of the pump housing forms and either over at least a third or half of the Total length of the second pump housing passes in one piece or by a separate, annular in cross section Housing cover is formed, which at most one Third or half of the total length of the first pump housing enough.
  • the pump housing has an annular surface Support on the media storage or the like., With the support at the end and / or the surrounding the storage opening adjoining inner or outer peripheral surface of the Neck of the media storage can be done. This support surface is by one of the axially elongated mounting body separate component formed.
  • the mounting body extends expediently upstream beyond the supporting surface and can have a length greater than half or two Third of its largest width is.
  • the bracket can include a seal through which the housing space of the first pump housing as well as the pressure chamber of the second pump except for an inlet into this pressure chamber from the outside atmosphere is sealed. This inlet is preferably exclusive through the outlet channel or the nozzle opening of the Media outlet formed.
  • the pressure chamber of the second pump at least immediately at the beginning of the pump stroke and continuously until it returns to the rest position via the Passage for the actuating plunger with the housing space of the first pump housing and via this with the storage space the media storage is wired.
  • the Pump stroke from the pressure chamber into the media storage part the air pressed in during the return stroke the pressure chamber can flow and thereby the damping effect mentioned reduced.
  • the air does not get into the Pump chamber of the first pump, but only in the downstream directly to the sealing point of the piston of this pump subsequent longitudinal section of the housing space.
  • the rest position can pass through the first pump housing Duct connection for air must be closed with a valve, so that the storage space is then hermetically sealed from the outside is.
  • the one generated in the store by the second pump Overpressure also facilitates the conveyance of the medium into the first pump.
  • the assembly body can prevent the actuator head form a trigger safety device or a stop which a counter-stop of the actuating head in the Rest position strikes under the force of the return spring.
  • the only one-piece return spring of the discharge device advantageously completely within the first pump housing provided and acts on the displaceable in this pump housing Piston or on a piston passing through this Exhaust valve body.
  • the dispenser 1 is used for attachment to a memory 2, namely a belly bottle so that the formed One-handed grip, carried and at the same time can be operated for media discharge.
  • a first pumping unit 3 To promote the first medium from the memory 2 is a first pumping unit 3 and to promote the second medium, namely air a second pump unit 4 is provided, which is the first Pump unit or pump 3 and the memory 2 over a part of their length overlaps the outer circumference.
  • Both pumps 3, 4 are operated together and simultaneously by two common actuation units 5, 6 each with shortening the discharge device 1 linearly shifted against each other will.
  • the unit 5 includes the memory 2 and one Mounting body 7 and a fastener 8, with which a The basic body or housing of the pump 3 is free of play, however detachable non-destructively, are attached to the memory 2.
  • the another unit 6 comprises a discharge and actuating head 9, which is exposed and the downstream end of the Dispenser 1 forms the upstream end thereof the bottom of the memory 2 is formed. All of the above Components lie coaxially to one another in a central axis 10.
  • the pump 3 is parallel to the axis 10 of the first medium flows in the direction 11 to the head 9, which in turn in opposite direction 12 from the rest position over a Working or pumping stroke is to be moved manually and then in Direction 11 returns to the rest position under spring force.
  • the head 9 has the media outlet 14 at which the both media when discharging from the device 1 into the open atomized detach and its axis 13 perpendicular to Axis 10 lies.
  • the pump 3 has a first pump housing 15 on that over most of its length in the memory 2 protrudes freely and an inner or upstream extreme end 16 within the store 2 and a downstream extreme end 17 forms outside the memory 2, that is always surrounded by the mounting body 7 and the head 9.
  • the Housing 15 is made of only two axially adjacent Housing parts, namely a longer housing body 18 and a shorter housing cover 19 is formed, which the end face 17 forms and completely outside of the memory 2 lies so that the outermost, adjoining the end face 17 Outer periphery of the cover 19 the associated end portion of the extreme circumference of the entire housing 15 forms.
  • a flat, annular shoulder-shaped, supporting surface 20 pointing towards the end 16, which protrudes through the end face of a radially Ring flange 21 of the cover 19 is formed and, if necessary, under Liner of an annular seal 22 at the end or End face 24 of the storage neck 23 axially clamped as well is supported in a sealed manner.
  • the storage neck 23 is opposite the storage belly axially adjoining in direction 12, surrounds the storage opening with the annular end face 24 and the housing body protrudes from this end face 24 18 contact-free through the storage neck 23 in the Memory belly into it.
  • the neck 23 has a counter member on the outer circumference, here an external thread 25 on.
  • the two housing sections 18, 19 are connected, like a completely inside the lid 19 Snap connection 26 which is non-detachably connected provided at the downstream end of the housing shell 27 is.
  • the cover 19 surrounds the jacket 27 on the outer circumference and inner circumference up to the support surface 20 so that it with an approach in direction 12 protrudes into the jacket 27 and completely covers the end of the jacket 27 on the outer circumference. From the end 16 to the end 17, the housing 15 limits one both ends 16, 17 penetrating housing space 28, which from the end 16 to the cover 19 from the inner circumference of the jacket 27 and then to the end 17 of the inner circumference of the inner extension of the lid 19 is limited.
  • the outer circumference this one-piece jacket 27 borders freely on the storage space as well as the seal 22.
  • the room 28 forms in Individual rooms adjoining in the longitudinal direction, namely one upstream pressure or pump chamber of pump 3 and downstream of it one from the first medium Always free empty or air chamber 31, which in a central Passage 32 of the housing section 19 to the end 17th is continued.
  • the chambers 29, 31 are by a Unit 6 belonging piston unit 30 tightly against each other separated, the actuating plunger 33 the passage 32 radially passed through and the pump piston 34 with its on Sheath 27 sliding sealing lip the chamber 29, 31 from each other separates.
  • valve 37 Downstream of the valve 35 is within the housing 15 further valve 37, namely a ventilation valve, whose movable valve body as with valve 35 by one conical portion of the piston body is formed while the valve seat through the upstream end of the inner projection of the cover 19 or the passage 32 is formed.
  • the outer circumference strikes at this valve seat of the piston body sealed in the rest position, so that the connection between the passage 32 and the upstream lying section of the chamber 31 is interrupted.
  • the pressure chamber 29 extends up to an inlet valve lying within the housing section 18 39 with a spherical valve body, which is free of spring loading at negative pressure in the chamber 29 to Storage space opens and closes when there is overpressure End 16 is upstream of valve 39.
  • the chamber 31 is in the direction 12 adjacent to the valve 37 via an opening 41 permanently connected to the storage space.
  • the axial slit Ventilation opening 41 passes through the jacket 27 only in Area of the chamber 31 and close to the support surface 20 on. As a result, the opening 41 opens into the annular Gap between the neck 23 and the jacket 27.
  • the plunger 33 is axially connected by two, dimensionally stable plunger sections 42, 43 formed, which are non-destructive are releasably connected.
  • the piston unit 30 belonging portion 42 is always radial in the passage 32 guided and takes the associated ends of the piston body 34th and the core body 36 firmly.
  • the direction 12 inserted over a narrowed end portion of section 42 Section 43 is in one piece with the cap-shaped head 9 trained and reaches the passage 32 during the working stroke. By pressing the head 9 in direction 12, the volume the chamber 29 reduced and the first contained in it Medium through the open valve 35 in the plunger section 42 and from its end in section 43 and head 9 promoted under pressure.
  • valve 37 Return stroke is the first medium via the open valve 39 from the memory 2 into the enlarging chamber 29 sucked a flexible riser pipe 44, which by the End 16 is inserted into the housing 15 in the direction 11.
  • air can pass through the passage 32 from outside the Pump 3 through the opening 41 into the storage space or in Reverse flow from the storage space to in Storage space to effect a pressure equalization.
  • the housing 15 and the body 7 are provided with a holder 40 radially and axially against each other and opposite the memory 2 backlash-free so that the body 7 and the in Direction 11 freely projecting housing section 19 together a fixed pump body of the unit 4, 5, namely form a displacement piston.
  • the body 7 has a tight closed jacket 45, which the housing section 19th and the neck 23 each along the entire length and with a radial distance surrounds. There is a gap between its ends the inner circumference of the jacket 45 a ring disc Projection 46, which between two longitudinal sections 47, 49 of the jacket 45 lies.
  • the upstream to the ledge 46 adjoining jacket section 47 forms the inside circumference Fastening member 8, namely an engaging in the counter member 25 Internal thread or, if applicable, a ring shoulder, which engages axially tensioned in a counter shoulder of the neck 23, that the support surface 20 clamped against the surface 24 becomes.
  • Direction 11 connects to the projection 46 of the shorter section 49 of the jacket 45. Section 49 can Extend at the end of 17 and expand conically in the direction of 11 be.
  • Up to the projection 46 are the housing part 19 and the Inner and outer circumference of section 49 of jacket 45 in a pressure chamber 50 extending into the head 9 second pump 4. Upstream from protrusion 46 only borders the outer circumference of the jacket 47 to this pressure chamber 50 which extends from the end wall 48 to the end wall 53 and is circular throughout its length.
  • the pressure room 50 also extends permanently from the end 17 to to valve 37 and with valve 37 open into chamber 31, the opening 41 and the storage space.
  • the projection 46 rests with its associated end face the end 17 facing the end of the annular bead 21 and with its inner circumferential surface directly on the outer circumference of the Housing part 19 each with axial or radial preload and sealed to, so that thereby the pressure chamber 50 on this point permanently sealed pressure-tight to the outside is.
  • a corresponding, axially offset seal can also by contacting the inner circumference of the jacket section 47 on Outer circumference of the flange 21 or the seal 22 and through System of the fastening member 8 formed on the counter member 25 be, so that a multiple seal like a Labyrinth seal results.
  • the head 9 On the outer circumference of the jacket 45 is the head 9 is guided with its inner circumference without radial play, for which project over this outer circumference axial ribs 51 which over the entire length of the jacket 45 to the end wall 48 range and with their edge surfaces the guide surfaces form.
  • the air can flow between adjacent ribs 51 the two longitudinal sections of the pressure chamber 50 permanently are exchanged, namely between that in the head 9 lying section and the section surrounding the jacket 45.
  • the areas 45 to 49 and 51 of the body 7 are integrally formed with each other. From the end of 16 to the end 17, the housing 15 is dimensionally stable. Equally stable throughout are the memory 2, the mounting body 7 and the head 9.
  • the cap-shaped head 9 has one of an end wall 53 only in the direction of 12 freely protruding cap jacket 52 on, which surrounds the plunger 33 at a distance and thereby with this the associated end part of the pressure chamber 50 is limited.
  • the one-piece with the walls 52, 53 formed Tappet section 43 is from one to the tappet section 42 and its outlet section 54 adjoining the outlet section enforced, which is intended only for the first medium and with a channel section angled parallel to axis 13 is led to the outlet 14.
  • a narrowed in the direction of flow Nozzle channel 56 passes through the one-piece end wall of an in the cap-shaped nozzle body 55 lying on the axis 13, which with his cap coat ahead of it Flow direction in an annular opening of the end wall 53 is firmly inserted.
  • the medium leaves the device 1.
  • One piece engages with the end wall in the nozzle cap 53 trained nozzle core 57 so that between its End face and the inner end face of the end wall of the A swirl chamber 58 is formed, in which the medium rotates about axis 13 and is thus released directly into channel 56.
  • the outlet nozzle 14 is only in a partial circumference region of the end wall 53 which is thickened axially in the direction 12, which is penetrated by another channel 59.
  • This Channel 59 is connected to the pressure chamber 50 by being in the Area of connection between the plunger 33 and the inner End of the nozzle body 55, the inner end face of the end wall 53 interspersed and angled from there and under narrowing is also led to the mixing chamber 58.
  • the channels 54, 59 from the inner circumference of the Cap jacket and from the outer circumference of the nozzle core 57 limited.
  • the channel 59 is both when emptying or Compression chamber 50 narrows toward outlet 14 flows through as well as in the opposite direction Filling or enlarging the chamber 50, since it is valve-free or is always permeable.
  • a form-fitting Retraction device 60 directly between the head 9 and the Body 7 provided.
  • the upstream end of the Jacket 52 forms a protruding over its outer circumference, ring-shaped collar 63 as a stop, which of a corresponding counter stop of a cover body 61 is attacked.
  • the sleeve-shaped cover body 61 also surrounds his jacket in the radial distance including the jacket 45 the end wall 48 over the entire length and extends to the Outside of the transition between the storage neck 23 and Memory belly.
  • the inside circumference of this coat is over one Connection 62 directly to the outer circumference of the end wall 48 connected.
  • This connection 62 can by an adhesive or Welded connection, a snap connection or a one-piece Connection if the body 61 is not as separate component from the shell 45 is formed.
  • the downstream end of the shell of the body 61 is for Formation of the counter stop 64 radially to the axis 10 in the form of an annular disk angled and extends almost to the outer circumference of the jacket 52. According to FIG. 1, the stops 63, 64 to each other, thereby also the rest position of the device 1 can be secured. At the start of the working stroke, the Stop 63 from stop 64.
  • the Pressure chamber 50 at its outer periphery with a flexible Bellows 65 tightly closed, which with annular flanges 66 directly on the end wall 48 and the upstream lying end surface of the shell 52 with one of the Fastenings are held tightly based on the connection 62 are explained.
  • the sleeve-shaped and non-contact Guide 51 surrounding bellows 65 can be in the initial position axially tight, for example bag-shaped thin Foil made of plastic, which when shortened by the working stroke is folded until the flanges 66 abut each other.
  • the ring-shaped, rigid Flanges 66 can be formed in one piece with the bellows 65 and only protrude beyond its outer circumference, for example up to to the outer circumference of the collar 63.
  • the bellows 65 can also through a zig-zag in axial section and in the rest position pre-folded bellows be formed.
  • the shortenable Chamber closure 65 could also the jacket 52 in Area of the collar 63 carry a piston or in one piece form which seals on the inner circumference of the body 61 slides, the connection 62 would have to be designed to be pressure-tight.
  • the common stroke of the two pumps 3, 4 can be so large that at the end of the working stroke the downstream one End face of the mounting body 7 on the inside of the thickening the end wall 53 almost strikes, then expedient the flanges 66 are still spaced apart.
  • the working stroke form the outer circumference of the deck housing 61 and the storage belly or its Bottom one handle 67 and the downstream one End face of the head 9 and the end wall 53 the other Handle 68, namely a pressure surface for a finger the same hand which also grips the handle 67.
  • the pump 3 can also be used with a simple fastening cap be attached to the storage neck 23.
  • This mounting cap can e.g. only the protrusion 46 and the jacket portion 47 and does not require sections 48, 49, 51.
  • a head 9 is expediently used, the jacket 52 of which Collar 63 does not have.
  • Bodies 7, 9 are preassembled to form an assembly unit, either by moving the head 9 in the direction 12 under radial mutual radial and resilient evasion of the collar 63, 64 is snapped into the body 7, 61 or by the Body 9 first in direction 11 into body 61 and then the body 7 in the same direction also into the body 61 used and the connection 62 is established.
  • This The unit then also contains the bellows 65. Furthermore, this can Assembly unit also include the pump 3, which in the direction 11 in the body 7 to the stop on the projection 46 is. This assembly unit can then over the storage neck 23 put over and braced with the links 8, 25. It However, it is also conceivable to pump 3 first into memory 2 and then only the rest of the assembly unit in To slip on or put on direction 12, by itself the plug connection between the two plunger sections 42, 43 is produced.
  • the cap-shaped fastening member 8a forms one pre-assembled with the housing 15a or in one piece Snap or screw cap for attachment to not here illustrated memory.
  • the cap end wall 21a extends in Direction 11a only up to the end surface 17a, which here to Pump chamber or including the tread for the Pump piston or up to the end 16a in one piece with the jacket 27a is formed.
  • the end wall 21a forms with her Inside also the support surface 20a and that in the direction 12a over the support surface 20a protruding seal 22a, which as Ring rim surrounds the jacket 27a with a radial distance and with Radial distance within the internal thread of the fastener 8a lies.
  • the seal 22a can be in the storage neck protrude and on the inner circumference under radial pressure issue. It is in one piece with the link 8a and the jacket 27a.
  • the piston unit 30a is here with two separate, individual pistons located at an axial distance from each other guided tilt-free on the inner circumference of the jacket 27a. Of the Pistons closer to the head 9a can have a larger one Diameter than the piston delimiting the pump chamber and expediently also has one in the direction 12a free protruding piston lip for guidance on the jacket 27a. At the Piston lip past this downstream piston the storage space is ventilated during the working stroke. Both pistons can be in one piece with each other and with the Ram portion 42a may be formed. Only the downstream one lying plunger and not the plunger section 42a are therefore in the passage 32a directly against the jacket 27a Radial movements led.
  • the jacket 47a of the body 7a protrudes from the end 17a and End wall 21a in the direction 11a, so that he the tappet sections 42a, 43a immediately surrounds and always in the coat 52a protrudes.
  • the Sheath 47a a fully integrally formed with it Pump piston 49a, which is sealed with sealing lips on Inner circumference of the jacket 22a and on the outer circumference of the section 43a of the plunger 33a slides.
  • Both on the outer circumference and the ring-shaped piston 49a also forms on the inner circumference two each protruding conically at an obtuse angle Sealing lips for guidance on the head 9a or on the tappet 33a.
  • the End wall 48a and the upstream end of the Sheaths 47a are axially supported directly at end 17a, which goes through to the outer periphery of the link 8a.
  • the projection stands over the inside of wall 48a 46a as an extension of the jacket 47a axially and engages in a recess 70 in the end surface 17a under axial and radial pressure sealed.
  • the ring or groove-shaped Recess 70 is only open in the direction 11a and lies radially immediately adjacent to the passage 32a.
  • the links 46a, 70 can also be designed as snap links be the body 7a against pulling in the direction 11a secure form-fitting.
  • the space inside the jacket 70 can be sealed to the outside or the storage ventilation to serve.
  • the wall 48a only goes in one direction 12a freely projecting cap jacket 69, which radially braced on the outer circumference due to its internal spring forces of the cap jacket of the fastening member 8a.
  • This jacket 69 has at its upstream end a holding or snap member protruding over its inner circumference 71 of the holder 40a, which in a counter member 72, namely a radial groove in the jacket of the link 8a radially preloaded, interlocking and sealed, and thereby the ring-shaped holding member 46a into the recess 70 presses.
  • the pump 3a can with the fastening member 8a Storage are attached, after which only the body 7a put on and to fix the head 9a before or after it is.
  • the trigger protection 60a is here on the inner circumference of the jacket 52a is provided, which is formed in one piece with it Stop 63a forms, namely cams distributed over the circumference or a continuous ring projection. At this stop 63a the piston 49a can directly and only with that Hit the piston lip, which is tapered in the direction 12a extends on the jacket 52a slides.
  • the jacket 47a closes in the middle between the outer and inner circumference of the piston 49a on this, namely on an annular disk-shaped Midsection, the inside and outside circumference in each two separate piston lips merges.
  • the head 9a can with the body 7a pre-assembled and then on the pump 3a and Cap 8a are placed.
  • the piston body can 7a are replaced by a piston-free body 7b
  • the Jacket 47b has a larger diameter than jacket 47a may have, radially outside of the recess 70 at the end 17a is supported and at the free end over its outer circumference protruding stop 64b in the form of a snap member forms.
  • the body 7b is fastened with a holder 40b, which is the same as the bracket 40a and their Snap member 71b engages in the annular groove 72.
  • the front wall 48b and the jacket 69b correspond to the walls 48a, 69.
  • the Body 7b is to be assembled in the same way as body 7a.
  • the counterpart is 72c with a distance between the end 17 and the flange 21 provided, over which the jacket 47c in the direction 12 does not protrudes.
  • the snap member engaging the annular groove 72c is formed in one piece with the jacket 47c and only stands over its inner circumference. Even with this training can the head absorbs section 19 during the working stroke.
  • the jacket 47c forms in the rest position an outermost protective jacket, which the plunger 33a between the actuator head and the first pump completely covers and is freely accessible on the outside.
  • the discharge nozzle of the head 9a has an annular one Core body 57a, which is separate from the body 55a and from the head 9a is formed.
  • This body 57 opens a transverse channel 73 adjoining the axial channel 54a against an impact surface 74 which is within the annulus of the body 57a in a prechamber of the mouth of the transverse channel 73 is opposite.
  • the obtuse angle against the flow direction conical protruding baffle 74 extends to Inner circumference of the ring portion of the body 57a and this The inner circumference, together with the baffle surface 74, limits the Pre-chamber, which is expanded compared to channel 73.
  • the bodies 55a, 57a can be pre-assembled and then be inserted into the head 9a. But it can also be first the nozzle core 57a up to the stop on the head 9a and only then the nozzle cap 5a are used.
  • All specified properties and effects can be precise or only provided essentially or as described be and also vary greatly depending on the requirements. All parts of the device can be made of plastic exist, in particular plastic injection molded parts.

Landscapes

  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Closures For Containers (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Reciprocating Pumps (AREA)
EP98109320A 1997-06-03 1998-05-22 Distributeur de produit Withdrawn EP0882515A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19723134A DE19723134A1 (de) 1997-06-03 1997-06-03 Austragvorrichtung für Medien
DE19723134 1997-06-03

Publications (2)

Publication Number Publication Date
EP0882515A2 true EP0882515A2 (fr) 1998-12-09
EP0882515A3 EP0882515A3 (fr) 1999-05-19

Family

ID=7831208

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98109320A Withdrawn EP0882515A3 (fr) 1997-06-03 1998-05-22 Distributeur de produit

Country Status (6)

Country Link
US (1) US5992703A (fr)
EP (1) EP0882515A3 (fr)
JP (1) JPH11588A (fr)
KR (1) KR100578778B1 (fr)
BR (1) BR9801752A (fr)
DE (1) DE19723134A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015136343A1 (fr) * 2014-03-13 2015-09-17 Slomiansky-Persovski Isaac Dispositif distributeur de liquides

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Publication number Priority date Publication date Assignee Title
PL2209558T3 (pl) * 2007-11-01 2016-01-29 Pibed Ltd Urządzenie do dozowania płynów
BRPI1007507A2 (pt) * 2009-01-16 2016-02-23 Colgate Palmolive Co recipiente de dispensação, e, acessório fixado a um recipiente de dispensação.
US8814005B2 (en) 2012-04-27 2014-08-26 Pibed Limited Foam dispenser
JP6116269B2 (ja) * 2012-08-31 2017-04-19 株式会社吉野工業所 泡吐出器
KR102128801B1 (ko) 2013-01-31 2020-07-01 가부시키가이샤 요시노 고교쇼 거품 토출기

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Also Published As

Publication number Publication date
US5992703A (en) 1999-11-30
BR9801752A (pt) 1999-10-26
KR100578778B1 (ko) 2006-07-25
DE19723134A1 (de) 1998-12-10
EP0882515A3 (fr) 1999-05-19
KR19990006598A (ko) 1999-01-25
JPH11588A (ja) 1999-01-06

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