EP1960116A1 - Distributeur de produits liquides et/ou pateux - Google Patents

Distributeur de produits liquides et/ou pateux

Info

Publication number
EP1960116A1
EP1960116A1 EP06819739A EP06819739A EP1960116A1 EP 1960116 A1 EP1960116 A1 EP 1960116A1 EP 06819739 A EP06819739 A EP 06819739A EP 06819739 A EP06819739 A EP 06819739A EP 1960116 A1 EP1960116 A1 EP 1960116A1
Authority
EP
European Patent Office
Prior art keywords
dispenser
valve
valve disc
head
dispenser head
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Withdrawn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
EP06819739A
Other languages
German (de)
English (en)
Inventor
Alfons Böckmann
Günter Pohlmann
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.)
RPC Bramlage GmbH
Original Assignee
RPC Bramlage 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 RPC Bramlage GmbH filed Critical RPC Bramlage GmbH
Publication of EP1960116A1 publication Critical patent/EP1960116A1/fr
Withdrawn legal-status Critical Current

Links

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
    • B05B11/1042—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
    • B05B11/1001—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
    • B05B11/1042—Components or details
    • B05B11/1066—Pump inlet valves
    • B05B11/1067—Pump inlet valves actuated by pressure
    • B05B11/1069—Pump inlet valves actuated by pressure the valve being made of a resiliently deformable material or being urged in a closed position by a spring
    • 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
    • B05B11/0027—Means for neutralising the actuation of the sprayer ; Means for preventing access to the sprayer actuation means
    • B05B11/0032—Manually actuated means located downstream the discharge nozzle for closing or covering it, e.g. shutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/02—Membranes or pistons acting on the contents inside the container, e.g. follower pistons
    • B05B11/028—Pistons separating the content remaining in the container from the atmospheric air to compensate underpressure inside the container

Definitions

  • the invention relates first to a dispenser for liquid and / or pasty masses, with a pumping chamber, preferably a pumping chamber with an inlet and an outlet valve, and a dispensing head, wherein the dispensing head is a substantially cup-shaped lower part, which forms a partition to a storage container, is assigned and between the lower part and the dispenser head, a return spring is arranged, which is supported on the one hand on the dispenser head and on the other hand on the lower part.
  • a dispenser of the type in question is created, which is characterized by a compact design.
  • the trench provided in the lower part provides space for the mantle of the pump head to enter, so that the free peripheral edge of the pumphead pointing in the direction of the lower part can be lowered upon actuation below the plane defined by the support surface for the return spring.
  • the trench has a V-shaped cross section.
  • a radially outer V-leg of the trench boundary preferably also forms a fastening section for fixing the lower part to the container storing the medium.
  • the V-leg which forms the radially inner boundary of the trench preferably carries the disc-shaped section of the dividing wall, which latter is at the same time carrier of the inlet valve and at the same time forms a lower support for the return spring of the dispensing head.
  • the disk-shaped central portion of the partition wall forms the pumping chamber.
  • a plane spanned by the bottom of the trench extends below the inlet valve, and in addition also below the outlet valve.
  • a stop step for the jacket of the dispenser head is formed. This stop step is further preferably provided circumferentially in the trench, but may alternatively be only partially formed.
  • the invention further relates to a dispenser according to the features of the preamble of claim 1 or claim 1.
  • the inlet and / or the outlet valve has a valve disc and that the valve disc is made by injection molding, so in particular of a thermoplastic material, as further example Polyethylene or polypropylene.
  • the valve disc is fixed to the corresponding housing-fixed support section in such a way that over-opening or under-pressure control results in an opening opening of the valve disc and thus an accompanying release of the valve openings. Due to the design of the valve disc as a plastic injection molded part a manufacturing and cost-effective valve design is created.
  • valve disc is fixed to a housing-fixed support by forming.
  • a riveting or welding of the valve disc is further preferably provided with the support, wherein in terms of riveting on a deformation, for example by means of ultrasonic heating is used.
  • Such riveting preferably takes place centrally, that is to say centrally of the valve disk.
  • a welding of the valve disc can be done so centrally.
  • FIG. 1 shows a longitudinal section of a dispenser of the type in question, relating to the unloaded basic position of the pump head and covering the pump head by means of a covering cap, relating to a first embodiment
  • FIG. 7 shows the enlarged area VII in FIG. 4;
  • FIG. 11 is a partial plan view of the pump piston;
  • FIG. 12 shows the enlargement of the region XII, but showing a section offset from FIG. 10 about the body axis;
  • FIG. 12 shows the enlargement of the region XII, but showing a section offset from FIG. 10 about the body axis;
  • FIG. 13 shows a plug for fixing a valve disc for an inlet valve in a sectional view
  • FIG. 14 the valve disk of the inlet valve in plan view
  • FIG. 15 shows the section according to the line XV-XV in FIG. 14;
  • FIG. 17 shows the section according to the line XVII - XVII in Fig. 16 .;
  • Fig. 18 is a representation corresponding to Figure 1 of a donor, but concerning a second embodiment.
  • FIG. 19 is a view corresponding to FIG. 2, but relating to the lower part of the second embodiment
  • Fig. 20 is a plan view of the lower part
  • FIG. 21 shows the section according to the line XXI - XXI in Fig. 20 .
  • FIG. 22 shows the side view against the lower part
  • Fig. 23 is a partial bottom view against the base
  • FIG. 24 shows the enlargement of the area XXIV in FIG. 21;
  • FIG. FIG. 25 shows another illustration corresponding to FIG. 1, relating to a third embodiment of the dispenser;
  • FIG. 24 shows the enlargement of the area XXIV in FIG. 21;
  • FIG. 25 shows another illustration corresponding to FIG. 1, relating to a third embodiment of the dispenser;
  • FIG. 24 shows the enlargement of the area XXIV in FIG. 21;
  • FIG. FIG. 25 shows another illustration corresponding to FIG. 1, relating to a third embodiment of the dispenser;
  • FIG. 26 shows the lower part of the third embodiment in a perspective single representation
  • FIG. 27 shows the top view of the lower part
  • FIG. 28 shows the section according to the line XXVIII-XXVIII in FIG. 27;
  • FIG. 29 shows the side view against the lower part
  • Figure 30 is a partial bottom view against the lower part.
  • FIG. 31 shows the enlargement of the area XXXI in FIG. 28;
  • FIG. 32 shows the pump piston of the third embodiment in plan view
  • FIG. 34 shows the longitudinal section through the pump piston
  • Fig. 35 is a partial plan view of the pump piston
  • Fig. 36 is a view corresponding to Fig. 12, but relating to the third embodiment
  • FIG. 37 is a plan view of the valve disc of the third embodiment.
  • FIG. 38 shows the section along the line XXXVIII-XXXVIII in FIG. 37;
  • FIG. Fig. 39 the valve disc of the exhaust valve of the third embodiment and
  • FIG. 40 shows the section according to the line XL - XL in FIG. 39.
  • a first embodiment of a dispenser 1 is shown and described.
  • This dispenser essentially consists of a hollow cylindrical storage container 2 with an dispensing head 3 coupled to it, the latter being covered by a cap 4 in the non-use position shown is.
  • the molded parts of the dispenser 1 consist predominantly of a plastic material, such as polyethylene, and are produced by injection molding.
  • An exception forms a return spring 5, which is a metal cylinder spring.
  • the storage container 2 has a substantially (except for a vent hole) closed container bottom 6.
  • the container opening points in the direction of the dispensing head 3.
  • a follower piston 7 is positioned, via which the medium to be dispensed is transported in the direction of the dispensing head 3.
  • the dispensing head 3 consists essentially of a cup-shaped lower part 8, which forms a partition wall to the storage container 2, a pumping chamber 9 with an inlet valve 10 and an outlet valve 11 and a dispensing head 12 which is supported on the return spring 5.
  • Lower part 8, pumping chamber 9, return spring 5 and an outer wall 13 of the dispenser head 12 are arranged rotationally symmetrically on a common axis x, which at the same time also forms the body axis of the storage container 2.
  • the pot bottom 17 of the lower part 8 has a central opening 14, from which star-shaped slot-like inlet openings 15 emanate.
  • the latter are covered by a, the inlet valve 10 forming, flexible closure plate 16.
  • a central opening of the closure plate 16 enters a plug 22, also preferably made of a plastic material, for fixing the closure plate 16 on the bottom of the pot 17th
  • a pump piston 18 is held movable in the axial direction. The latter is tied to one in the
  • Pump piston 18 immersed hollow stopper portion 40 of the dispenser head 12.
  • the pump piston 18 is provided in the region of a piston crown 19 with passage openings 20. These form with a top side of the piston head 19, that is, the pump chamber 9 facing away from the valve plate 21, the outlet valve 22nd
  • Inlet and outlet valves can be triggered by pressure and manufactured by plastic injection molding. These are preferably made of a thermoplastic material such as polyethylene or polypropylene.
  • the upper valve plate 21 associated with the outlet valve 22 is riveted to the associated piston head 19, for which purpose a mandrel growing out of the piston head 19 penetrates the valve disk 21 in the region of a central opening 24.
  • The- This mandrel 23 is reshaped, so in particular under the action of a heat source, such as by means of ultrasonic heating.
  • such a rivet-like fixing can also be provided with respect to the inlet valve 10, for which purpose a corresponding mandrel 25, the central opening of the lower closure plate 16, is provided in such a configuration.
  • the determination of the valve 21 and / or 16 according to the third embodiment can also be achieved by welding expensive.
  • This welding of the continuously closed executed valve plate can be done either centrally in the middle with the associated fixed part.
  • the welding can also be provided on two diametrically opposite, in particular regions near the edge of the closure plate.
  • the lower part 8 is further bell-shaped in cross-section, according to which forms radially outside of the formed in the region of the lower part 8 inlet valve 10, a trench 26, the trench bottom 27 is arranged lower than the inlet valve 10. Accordingly, the plane of the trench bottom 27th positioned below the plane defined by the inlet valve-side closure plate 16 level.
  • the trench bottom 27 is formed in a plan view substantially in registration with the outer wall 13 of the dispenser head 12; forms a corresponding receiving space for the jacket of the dispenser head 12th
  • the downwardly directed free edge of the jacket or the outer wall 13 of the dispenser head 12 tensions an axis aligned transversely to the axis x. ne, which always runs in the illustrated embodiments below the plane defined by the exhaust valve 11 and its shutter 21 plane, but at least in the unused initial position above the plane spanned by the inlet valve side closure plate 16 level.
  • a stop step 41 is formed in the trench 26 and serves to limit the stop of the lowerable dispenser head 12. In the lowered dispenser head position, the free end edge of the outer wall 13 enters against the facing surface of the stop 41st
  • the trench section 42 of the lower part 8 protruding downwards over the bottom 17 of the pot into the storage container 2 forms a central truncated cone-like shape Room 30 from, in turn, a submerged from the bottom of the pot 17 projecting hollow cylindrical portion 31, this with a relation to the trench portion 42 of the lower part 8 smaller axial extent.
  • the downwardly facing free edge of the cylindrical portion 31 is partially provided with concave formations 32.
  • the trench section 42 of the lower part 8 merges into a fixing section 33 which extends like a jacket in the direction of the dispenser head 12. Radially outside this is connected to the storage container 2. Radial on the inside of the fixing portion 33 provides the axial mobility of the dispenser head 12 retaining determination of the dispenser head 12th
  • the follower piston 7 is in cross-section substantially adapted to the mating contour of the lower part 8, so that a nearly complete emptying of the storage container 2 can be achieved.
  • An annular recess 34 of the follower piston 7 accommodating the cylinder section 31 of the lower part 8 is provided in the region of the radially outer wall with a widening 35 which extends in part in a circular section in cross section and enlarges the opening cross section of the depression 34.

Landscapes

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

Abstract

L'invention concerne un distributeur (1) pour produits liquides et/ou pâteux, comprenant une chambre de pompage (9), de préférence une chambre de pompage (9) munie d'une soupape d'entrée (10) et d'une soupape de sortie (11), et une tête de distribution (12) à laquelle est associée une partie inférieure (8) en forme générale de pot, qui forme une paroi de séparation vis-à-vis d'un récipient réservoir (2), cependant qu'il est prévu entre la partie inférieure (8) et la tête de distribution (12) un ressort de rappel (5) qui prend appui, d'une part, sur la tête de distribution et, d'autre part, sur la partie inférieure (8). En vue d'améliorer un distributeur du type précité, l'invention est caractérisée en ce qu'un fossé évidé (26) formé à travers la paroi de séparation, s'étend dans la partie inférieure (8), radialement à l'extérieur du support du ressort de rappel (5), fossé dans lequel vient s'encastrer, lors de l'actionnement, une enveloppe de la tête de distribution (12).
EP06819739A 2005-12-16 2006-11-24 Distributeur de produits liquides et/ou pateux Withdrawn EP1960116A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102005060752 2005-12-16
DE102006013789A DE102006013789A1 (de) 2005-12-16 2006-03-24 Spender für flüssige und/oder pastöse Massen
PCT/EP2006/068872 WO2007068564A1 (fr) 2005-12-16 2006-11-24 Distributeur de produits liquides et/ou pateux

Publications (1)

Publication Number Publication Date
EP1960116A1 true EP1960116A1 (fr) 2008-08-27

Family

ID=37667467

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06819739A Withdrawn EP1960116A1 (fr) 2005-12-16 2006-11-24 Distributeur de produits liquides et/ou pateux

Country Status (6)

Country Link
US (1) US20080296319A1 (fr)
EP (1) EP1960116A1 (fr)
BR (1) BRPI0619998A2 (fr)
DE (1) DE102006013789A1 (fr)
RU (1) RU2008129103A (fr)
WO (1) WO2007068564A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101064493B1 (ko) * 2009-07-31 2011-09-14 (주)연우 내용물의 리필이 가능한 지관용기
DE202010008712U1 (de) 2010-10-04 2012-01-13 Rpc Bramlage Gmbh Pumpkammer
KR101258142B1 (ko) * 2011-06-30 2013-04-25 (주)연우 내용물의 리필이 가능한 지관용기
CA2964819A1 (fr) * 2014-10-20 2016-04-28 Rieke Packaging Systems Limited Distributeurs a pompe
BR112019000996A2 (pt) * 2016-07-18 2019-05-14 Rpc Bramlage Gmbh dispenser para massas líquidas até pastosas

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3442229A1 (de) * 1984-11-19 1986-05-28 Czech, Joachim, 8405 Donaustauf Spender fuer pastoese produkte
DE3601311A1 (de) * 1986-01-17 1987-07-23 Joachim Czech Spender fuer pastoese produkte
US4685594A (en) * 1986-07-03 1987-08-11 Manuel Czech Dispenser for paste-like products
DE20203882U1 (de) * 2002-03-11 2003-04-17 RPC Wiko GmbH & Co. KG, 50259 Pulheim Spender zur Applikation fließfähiger Produkte
US7654418B2 (en) * 2004-08-30 2010-02-02 Rieke Corporation Airless dispensing pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2007068564A1 *

Also Published As

Publication number Publication date
RU2008129103A (ru) 2010-01-27
DE102006013789A1 (de) 2007-06-28
BRPI0619998A2 (pt) 2011-10-25
US20080296319A1 (en) 2008-12-04
WO2007068564A1 (fr) 2007-06-21

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