FR2838723A1 - Liquid product dosing pump comprises housing and dip tube, extending axially along housing longitudinal axis extending towards bottom of reservoir on which pump is assembled, bent at angle to axis once pump is assembled - Google Patents
Liquid product dosing pump comprises housing and dip tube, extending axially along housing longitudinal axis extending towards bottom of reservoir on which pump is assembled, bent at angle to axis once pump is assembled Download PDFInfo
- Publication number
- FR2838723A1 FR2838723A1 FR0205252A FR0205252A FR2838723A1 FR 2838723 A1 FR2838723 A1 FR 2838723A1 FR 0205252 A FR0205252 A FR 0205252A FR 0205252 A FR0205252 A FR 0205252A FR 2838723 A1 FR2838723 A1 FR 2838723A1
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- France
- Prior art keywords
- pump
- dip tube
- assembled
- reservoir
- pump body
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- 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.)
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Classifications
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- 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
- B05B11/0059—Components or details allowing operation in any orientation, e.g. for discharge in inverted position
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- 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
- B05B11/1016—Piston pumps the outlet valve having a valve seat located downstream a movable valve element controlled by a pressure actuated controlling element
- B05B11/1019—Piston pumps the outlet valve having a valve seat located downstream a movable valve element controlled by a pressure actuated controlling element the inlet valve moving concurrently with the controlling element during whole pressure and aspiration strokes, e.g. a cage for an inlet valve ball being part of the controlling element
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- 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
- B05B11/1038—Pressure accumulation pumps, i.e. pumps comprising a pressure accumulation chamber
- B05B11/104—Pressure accumulation pumps, i.e. pumps comprising a pressure accumulation chamber the outlet valve being opened by pressure after a defined accumulation stroke
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/30—Dip tubes
Landscapes
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
Description
:^lot (23) depourvu audit materiau a effet limitatif (22).: ^ lot (23) lacking said limiting effect material (22).
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La presente invention concerne une pompe de distribution de produit fluide a actionnement manuel, ainsi qutun dispositif de distribution de produit The present invention relates to a fluid dispensing pump with manual actuation, as well as a product dispensing device.
fluide comportant une telle pompe.fluid comprising such a pump.
Pour distribuer de maniere dosee un produit fluide contenu dans un reservoir, il est connu d'utiliser une pompe de distribution de produit fluide, que l'on assemble sur ledit reservoir, et au moyen de laquelle on distribue le contenu To dispense in a metered manner a fluid product contained in a reservoir, it is known to use a fluid dispensing pump, which is assembled on said reservoir, and by means of which the content is distributed
audit reservoir en distribuant une dose a chaque actionnement de la pompe. to said reservoir by dispensing a dose on each actuation of the pump.
Pour assurer une distribution de la majeure partie du produit contenu dans le reservoir, on prevo it generalement, pour le moins dans les disp ositifs utilis es en o position droite, un tube-plongeur s'etendant jusqutau fond du reservoir. Afin d'assurer une vidange optimale lorsque l'on arrive vers la fin du produit, il est souvent prevu de disposer l'extremite inferieure du tube-plongeur au niveau d'un bord lateral du fond du reservoir, de sorte qu'avec une faible inclinaison audit reservoir, on arrive pratiquement a distribuer la totalite du produit a travers le To ensure a distribution of the major part of the product contained in the reservoir, it is generally provided, at least in the devices used in an upright position, a dip tube extending to the bottom of the reservoir. In order to ensure optimal emptying when the end of the product is reached, it is often planned to arrange the lower end of the dip tube at a lateral edge of the bottom of the tank, so that with a low inclination to said reservoir, we can practically distribute the entire product through the
is tube-plongeur. Pour realiser ceci, deux solutions vent generalement adoptees. is a dip tube. To achieve this, two solutions are generally adopted.
Selon une premiere solution, le tube-plongeur est flexible et legerement plus long en direction axiale que la profondeur du reservoir, de sorte que lors de ['assemblage de la pompe sur le resenoir, l'extremite inferieure du tube-plongeur vient buter contre ce fond du reservoir et de par sa flexibilite, est flechi ou plie en direction d'un bord inferieur lateral audit reservoir. Cette mise en ccuvre ntest toutefois pas toujours possible, notamment lorsque le tube-plongeur est realise de maniere monobloc avec une partie s'etendant a l'interieur du corps de pompe, ce According to a first solution, the dip tube is flexible and slightly longer in the axial direction than the depth of the reservoir, so that when the pump is assembled on the container, the lower end of the dip tube abuts against this bottom of the tank and by its flexibility, is bent or folded in the direction of a lower edge lateral to said tank. However, this implementation is not always possible, especially when the dip tube is made in one piece with a part extending inside the pump body, this
qui implique que ce tube-plongeur ne peut pas etre realise en materiau flexible. which implies that this dip tube cannot be made of flexible material.
D'autre part, l'utilisation de tubes-plongeurs flexibles peut dans certains systemes d' assemblage etre un inconvenient, en particulier lorsque les diametres de l'ouverture du reservoir vent tres petite, et que les cadences d'assemblage vent elevees. Ceci peut avoir pour consequence que le tube-plongeur ne penetre pas a l'interieur du reservoir lors de cet assemblage. Une autre solution adoptee pour placer l'extremite inferieure du tube-plongeur au niveau d'un bord lateral inferieur du reservoir consiste a assembler directement un tube-plongeur incline sur la pompe, puis d'assembler cette pompe avec ledit tube- plongeur incline a On the other hand, the use of flexible dip tubes can in certain assembly systems be a drawback, in particular when the diameters of the opening of the tank are very small, and the assembly rates are high. This may have the consequence that the dip tube does not penetrate inside the tank during this assembly. Another solution adopted for placing the lower end of the dip tube at a lower lateral edge of the reservoir consists in directly assembling an inclined dip tube on the pump, then assembling this pump with said inclined dip tube
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l'interieur du reservoir. Cette mise en ceuvre presente toutefois un inconvenient majeur, a savoir qu'il complique [' operation d' assemblage sur le reservoir, puisque cet assemblage ne peut plus etre realise de maniere simplement axiale en inside the tank. This implementation, however, presents a major drawback, namely that it complicates the assembly operation on the reservoir, since this assembly can no longer be carried out simply axially in
raison de l'inclinaison du tube-plongeur. due to the inclination of the dip tube.
La presente invention a pour but de foumir une pompe de distribution de The object of the present invention is to provide a distribution pump for
produit fluide qui ne reproduit pas les inconvenients susmentionnes. fluid product which does not reproduce the above-mentioned drawbacks.
En particulier, la presente invention a pour but de foumir une pompe de distribution de produit fluide qui garantit une vidange optimale du contenu du reservoir sur lequel la pompe est assemblee, malgre l' utilisation d' un tube In particular, the present invention aims to provide a fluid dispensing pump which guarantees optimal emptying of the contents of the reservoir on which the pump is assembled, despite the use of a tube.
o plongeur sensiblement rigide.o substantially rigid plunger.
La presente invention a aussi pour but de foumir une telle pompe de distribution de produit fluide qui soit simple et peu couteuse a fabriquer et a assembler. En particulier, la presente invention a pour but de foumir une telle pompe s de distribution de produit fluide qui evite tout risque de dysfonctionnement au moment de ['assemblage de la pompe sur le reservoir contenant le produit a distribuer. La presente invention a done pour objet une pompe de distribution de produit fluide a actionnement manuel, comportant un corps de pompe ayant un axe longitudinal, et un tube-plongeur relic audit corps de pompe et destine a stetendre vers le fond d'un reservoir sur lequel est assemblee ladite pompe, caracterisee en ce que ledit tube-plongeur est sensiblement rigide et stetend axialement le long de l'axe longitudinal de la pompe avant assemblage de la pompe sur le reservoir, ledit tube-plongeur comportant des moyens de pliage ou d'inclinaison de sorte qu'apres assemblage, ledit tube-plongeur fait un angle avec The present invention also aims to provide such a fluid dispensing pump which is simple and inexpensive to manufacture and assemble. In particular, the object of the present invention is to provide such a pump s for dispensing a fluid product which avoids any risk of malfunction when the pump is assembled on the reservoir containing the product to be dispensed. The present invention therefore relates to a fluid dispensing pump with manual actuation, comprising a pump body having a longitudinal axis, and a dip tube connected to said pump body and intended to extend towards the bottom of a reservoir on which said pump is assembled, characterized in that said dip tube is substantially rigid and extends axially along the longitudinal axis of the pump before assembly of the pump on the reservoir, said dip tube comprising means for folding or d 'tilt so that after assembly, said dip tube makes an angle with
led* axe longitudinal de la pompe.led * longitudinal axis of the pump.
Selon un premier mode de realisation de la presente invention, lesdits moyens de pliage ou d'inclinaison comportent une zone de pliage realisee sur le According to a first embodiment of the present invention, said folding or tilting means comprise a folding zone carried out on the
tube-plongeur, a proximite du corps de pompe. dip tube, near the pump body.
o Avantageusement, ladite zone de pliage est formee par une partie de paroi o Advantageously, said folding zone is formed by a wall portion
de plus faible epaisseur audit tube-plongeur. thinner than said dip tube.
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Avantageusement, le tube-plongeur comporte une bride annulaire radiale cooperant a l'interieur du corps de pompe avec une paroi annulaire de fond du corps de pompe, ledit tube-plongeur etant assemble dans ledit corps de pompe par l'interieur du corps de pompe, et ladite bride radiale supportant le ressort de Advantageously, the dip tube comprises a radial annular flange cooperating inside the pump body with an annular bottom wall of the pump body, said dip tube being assembled in said pump body by the interior of the pump body. , and said radial flange supporting the spring of
s la pompe.s the pump.
Avantageusement, le tube-plongeur comporte un tube axial creux stetendant a partir de ladite bride annulaire radiale vers l'interieur du corps de pompe. Avantageusement, ledit tube-plongeur, ladite bride annulaire radiale et Advantageously, the dip tube comprises a hollow axial tube extending from said radial annular flange towards the interior of the pump body. Advantageously, said dip tube, said radial annular flange and
o ledit tube axial vent realises de maniere monobloc. o said axial wind tube made in one piece.
Selon un second mode de realisation de la presente invention, lesdits moyens de pliage ou d'inclinaison comportent une rotule d'inclinaison connectee According to a second embodiment of the present invention, said folding or tilting means comprise a connected tilting ball joint
de maniere etanche a une partie de reception du corps de pompe. sealingly to a receiving part of the pump body.
Avantageusement, ladite rotule d'inclinaison et ladite partie de reception Advantageously, said tilting ball joint and said receiving part
i5 comportent respectivement une forme sensiblement spherique. i5 respectively have a substantially spherical shape.
Avantageusement, ladite rotule dtinclinaison audit tube-plongeur est assemblee, notamment encliquetee, dans ladite partie de reception du corps de pompe. Avantageusement, lors de ['assemblage de la pompe sur un reservoir, o ltextremite du tube-plongeur vient buter contre le fond du reservoir, ce qui Advantageously, said tilt ball joint to said dip tube is assembled, in particular snapped, in said receiving part of the pump body. Advantageously, during the assembly of the pump on a reservoir, where the end of the dip tube abuts against the bottom of the reservoir, which
actionne lesdits moyens de pliage ou d'inclinaison. actuates said folding or tilting means.
La presente invention a egalement pour objet un dispositif de distribution The present invention also relates to a dispensing device
de produit fluide comportant une pompe telle que definie ci-dessus. of fluid product comprising a pump as defined above.
D'autres caracteristiques et avantages de la presente invention Other characteristics and advantages of the present invention
apparaitront plus dairement au cours de la description detaillee suivante de deux will appear more clearly during the following detailed description of two
modes de realisation de celle-ci, faite en reference aux dessins joints, donnes a embodiments thereof, made with reference to the accompanying drawings, given at
titres d'exemples non limitatifs, et sur lesquels: - la figure 1 est une vue schematique en section transversale d'une pompe de distribution de produit fluide selon un premier mode de so realisation de la presente invention, avant assemblage de ladite pompe dans un reservoir; titles of nonlimiting examples, and in which: - Figure 1 is a schematic cross-sectional view of a fluid dispensing pump according to a first embodiment of the present invention, before assembly of said pump in a tank;
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- la figure 2 est une vue similaire a celle de la figure 1, apres assemblage de la pompe dans un reservoir; - la figure 3 est une vue schemanque en section transversale d'un seconde mode de realisation de la presente invention, avant assemblage de la pompe dans un reservoir; et la figure 4 est une figure similaire a celle de la figure 3, apres - Figure 2 is a view similar to that of Figure 1, after assembly of the pump in a tank; - Figure 3 is a schematic cross-sectional view of a second embodiment of the present invention, before assembly of the pump in a reservoir; and Figure 4 is a figure similar to that of Figure 3, after
assemblage de la pompe dans un reservoir. pump assembly in a tank.
Les figures representent deux modes de realisation de ['invention The figures represent two embodiments of the invention
o appliquee au meme type de pompe qui sera decrit ci-apres. I1 est entendu que la presente invention peut s'appliquer a ntimporte queue pompe, et la portee de o applied to the same type of pump which will be described below. It is understood that the present invention can be applied to any pump tail, and the range of
['invention n'est pas limitee aux exemples representes sur les dessins. The invention is not limited to the examples shown in the drawings.
En reference aux dessins, la pompe comporte un corps de pompe 10 ayant un axe longitudinal A. Le corps de pompe 10 se prolonge a l'interieur d'un s resenoir 2, dont seulement le col est represente schematiquement sur les figures 2 et 3, au moyen d'un tube-plongeur 90. La pompe peut etre assemblee sur le reservoir au moyen d'une bague de fixation 1 qui peut etre quelconque, et notamment vissable, sertissable ou encliquetable. Generalement, un joint de col est interpose entre la bague de fixation 1 et le col du reservoir 2. La pompe o representee sur les dessins comporte un premier piston 50 relic, de preference de maniere monobloc, a une tige d'actionnement 60, qui est de preference creuse et qui incorpore un canal d'expulsion 61. L'utilisateur exerce une force axiale sur ladite tige d'actionnement 60, par exemple au moyen d'un poussoir ou d'une tete de distribution (non representee). La pompe representee sur les dessins comporte s en outre un second piston 55 qui coulisse dans une partie du corps de pompe ayant un diametre reduit. Une chambre de pompe 20 est definie entre un clapet d'entree 30 et un clapet de sortie 40. Un ressort de rappel 70 est prevu dans la pompe pour solliciter automatiquement la pompe vers sa position de repos, et la ramener vers cette position apres chaque actionnement. En outre, un element de butee, tel qutune virole 80, est assemble dans le bord superieur du corps de With reference to the drawings, the pump comprises a pump body 10 having a longitudinal axis A. The pump body 10 extends inside a reservoir 2, of which only the neck is shown diagrammatically in FIGS. 2 and 3 , by means of a dip tube 90. The pump can be assembled on the reservoir by means of a fixing ring 1 which can be any, and in particular screwable, crimpable or snap-on. Generally, a neck seal is interposed between the fixing ring 1 and the neck of the reservoir 2. The pump represented in the drawings comprises a first piston 50 connected, preferably in a single piece, to an actuating rod 60, which is preferably hollow and which incorporates an expulsion channel 61. The user exerts an axial force on said actuating rod 60, for example by means of a pusher or a dispensing head (not shown). The pump shown in the drawings further comprises a second piston 55 which slides in a part of the pump body having a reduced diameter. A pump chamber 20 is defined between an inlet valve 30 and an outlet valve 40. A return spring 70 is provided in the pump to automatically bias the pump towards its rest position, and bring it back to this position after each actuation. In addition, a stop element, such as a ferrule 80, is assembled in the upper edge of the body of
pompe 10 pour definir la position de repos de la pompe. pump 10 to define the rest position of the pump.
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Selon ['invention, le tube-plongeur 90 est sensiblement rigide et stetend axialement le long de l'axe longitudinal A de la pompe avant assemblage de la pompe sur le reservoir. La position avant assemblage est representee sur les figures 1 et 3. Le fait que le tube-plongeur soit rigide et qu'il s'etende le long de s l'axe longitudinal A de la pompe facilite ['assemblage, et elimine tout risque de dysfonctiorinement de la machine d'assemblage de la pompe sur le reservoir, notamment lorsque ltembouchure du reservoir est de faible dimension. Pour assurer une vidange optimale du produit contenu dans le reservoir, il est sonha*able que ltextremite inferieure 99 du tube-plongeur 90 soit positionnee, o apres assemblage, au niveau d'un bord lateral inferieur du reservoir. Pour se faire, le tube-plongeur 90 sensiblement rigide comporte des moyens de pliage ou inclinais on 95 adaptes a plier ou incliner le tub e- plongeur 9 0 apres son assemblage dans le reservoir, de sorte que ledit tube-plongeur 90 fait un angIe According to the invention, the dip tube 90 is substantially rigid and axially extends along the longitudinal axis A of the pump before assembly of the pump on the reservoir. The position before assembly is shown in Figures 1 and 3. The fact that the dip tube is rigid and that it extends along the longitudinal axis A of the pump facilitates assembly, and eliminates any risk malfunction of the pump assembly machine on the reservoir, especially when the mouth of the reservoir is small. To ensure optimum drainage of the product contained in the reservoir, it is desirable that the lower end 99 of the dip tube 90 be positioned, or after assembly, at a lower lateral edge of the reservoir. To do this, the substantially rigid dip tube 90 comprises folding or tilting means 95 adapted to bend or tilt the dip tube 9 0 after its assembly in the tank, so that said dip tube 90 makes an angle.
avec ledit axe longitudinal A, comme represente sur les figures 2 et 4. with said longitudinal axis A, as shown in Figures 2 and 4.
s Les figures 1 et 2 montrent un premier mode de realisation de ['invention. s Figures 1 and 2 show a first embodiment of the invention.
Dans ce premier mode de realisation, les moyens de pliage ou d'inclinaison 95 vent realises sous la forme d'une zone de pliage 95. Celle-ci peut avantageusement etre formee sur le tube-plongeur au moyen d'une partie de paroi de plus faible epaisseur audit tube-plongeur. De preference, cette zone de o pliage 95 est disposee a proximite du corps de pompe 10, de sorte que l'inclinaison ou le pliage du tube-plongeur 90 se fait le plus pres possible audit corps de pompe 10. Dans l'exemple de realisation des figures 1 et 2, le tube plongeur 90 est realise de maniere monobloc avec une bride annulaire radiale 91 et un tube axial creux 92. La bride annulaire radiale 91 coopere a l'interieur du In this first embodiment, the folding or tilting means 95 are produced in the form of a folding zone 95. This can advantageously be formed on the dip tube by means of a wall portion of smaller thickness at said dip tube. Preferably, this bending zone 95 is arranged close to the pump body 10, so that the inclination or the folding of the dip tube 90 takes place as close as possible to said pump body 10. In the example of embodiment of FIGS. 1 and 2, the dip tube 90 is produced in a single piece with a radial annular flange 91 and a hollow axial tube 92. The radial annular flange 91 cooperates inside the
corps de pompe 10 avec une paroi annulaire de fond de ce corps de pompe 10. pump body 10 with an annular bottom wall of this pump body 10.
Wile peut supporter le ressort 70 de la pompe. Le tube axial creux 92 s'etend lui le long de l'axe longitudinal a partir de ladite bride annulaire radiale 91 vers l'interieur du corps de pompe 10, et est avantageusement destine a etre relic au clapet d'entree 30 de la chambre de pompe 20. Le fait que ce tube-plongeur soit o realise de maniere monobloc avec cette bride annulaire radiale 91 et ce tube axial creux 92 implique que le tube-plongeur peut etre sensiblement rigide. En effet, a Wile can support the spring 70 of the pump. The hollow axial tube 92 extends along the longitudinal axis from said radial annular flange 91 towards the interior of the pump body 10, and is advantageously intended to be connected to the inlet valve 30 of the chamber. pump 20. The fact that this dip tube is o made in one piece with this radial annular flange 91 and this hollow axial tube 92 implies that the dip tube can be substantially rigid. Indeed, a
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la fois la bride annulaire radiale 91 et le tube axial creux 92 doivent etre rigides, de sorte qu'il n'est pas possible de realiser avec le meme materiau et de maniere monobloc un tube-plongeur 90 qui lui serait flexible. La presente invention, selon ce premier mode de realisation des figures 1 et 2, permet done de realiser s un tel tube-plongeur moule rigide, tout en permettant une vidange optimale du resenoir en prevoyant cette zone de pliage 95 qui permet au tube-plongeur, lors de ['assemblage dans le reservoir, de se plier pour que ltextremite inferieure 99 vienne se positionner au niveau d'un bord lateral inferieur audit resenoir. Ceci est avantageusement obtenu lors de ['assemblage de la pompe dans le reservoir o par une butee entre l'extremite inferieure 99 et le fond du reservoir. Comme avec les tubes-plongeurs flexibles, il suffit que le tube-plongeur 90 soit legerement plus long que la profondeur du resenoir, de sorte qu'en fin d' assemblage de la pompe dans le reservoir, celui-ci vient buter sur le fond du reservoir, ce qui actionne la zone de pliage 95 et devie le tube-plongeur 90 par rapport a ltaxe longitudinal A. s Le tube-plongeur moule represente sur les figures 1 et 2 est assemble par l'interieur du corps de pompe 10, c'est a dire qu'il est introduit dans le corps de pompe par le bord superieur de celui-ci, puis positionne en butee contre Ia paroi annulaire de fond 11 du corps de pompe, le ressort de rappel 70 de la pompe etant ensuite dispose sur ladite bride annulaire radiale 91 du tube-plongeur. Cet assemblage du tube-plongeur par l'interieur du corps de pompe est egalement simplifie et rendu plus fiable par l'utilisation d'un tube-plongeur rigide stetendant both the radial annular flange 91 and the hollow axial tube 92 must be rigid, so that it is not possible to produce with the same material and in a single piece a dip tube 90 which would be flexible. The present invention, according to this first embodiment of Figures 1 and 2, therefore allows to realize s such a rigid mold dip tube, while allowing optimal emptying of the tank by providing this folding zone 95 which allows the dip tube , during the assembly in the tank, to fold so that the lower end 99 comes to be positioned at the level of a lateral edge lower than said tank. This is advantageously obtained during assembly of the pump in the tank or by a stop between the lower end 99 and the bottom of the tank. As with flexible dip tubes, it suffices that the dip tube 90 is slightly longer than the depth of the reservoir, so that at the end of assembly of the pump in the reservoir, the latter abuts on the bottom of the reservoir, which activates the folding zone 95 and deflects the dip tube 90 relative to the longitudinal axis A. s The mold dip tube shown in FIGS. 1 and 2 is assembled from inside the pump body 10, that is to say that it is introduced into the pump body by the upper edge of the latter, then positioned in abutment against the annular bottom wall 11 of the pump body, the return spring 70 of the pump then being has on said radial annular flange 91 the dip tube. This assembly of the dip tube from the inside of the pump body is also simplified and made more reliable by the use of a rigid stetendent dip tube.
longitudinalement avant assemblage.longitudinally before assembly.
Les figures 3 et 4 representent un second mode de realisation de la presente invention. Ce second mode de realisation se distingue du premier mode s de realisation en ce que le tube-plongeur ntest plus assemble par l'interieur du Figures 3 and 4 show a second embodiment of the present invention. This second embodiment differs from the first embodiment in that the dip tube is no longer assembled by the interior of the
corps de pompe 10, mais est relic au corps de pompe par l'exterieur de celui-ci. pump body 10, but is connected to the pump body from the outside thereof.
Comme visible sur les figures 3 et 4, les moyens de pliage ou dtinclinaison 95 du tube-plongeur 90 comportent une rotule d'inclinaison 95 qui est connectee de As shown in FIGS. 3 and 4, the folding or tilting means 95 of the dip tube 90 comprise a tilting ball 95 which is connected to
maniere etanche a une partie de reception 15 du corps de pompe 10. sealingly to a receiving part 15 of the pump body 10.
o Avantageusement, pour assurer un pivotement fiable du tube-plongeur 90 par rapport a l'axe longitudinal A de la pompe, la rotule dtinclinaison 95 et la partie Advantageously, to ensure reliable pivoting of the dip tube 90 relative to the longitudinal axis A of the pump, the tilt ball 95 and the part
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de reception 15 comportent respectivement une forme sensiblement spherique. reception 15 respectively have a substantially spherical shape.
Avantageusement, la rotule 95 est encliquetee a l'interieur de la partie de reception 15, ce qui assure son maintien ainsi que ltetancheite de la liaison. De maniere similaire au premier mode de realisation decrit precedemment, le tube s plongeur a une longueur legerement superieure a la profondeur du reservoir, et lors de ['assemblage, ltextremite inferieure 99 du tube-plongeur 90 vient buter contre le fond du resenoir, ce qui provoque le pivotement audit tube-plongeur au niveau de sa rotule dtinclinaison 95. Dans l'exemple des figures 3 et 4, la longueur du tubeplongeur a ete tronquee, et il est entendu que celle-ci peut etre Advantageously, the ball 95 is snapped into the interior of the receiving part 15, which ensures its maintenance as well as the tightness of the connection. In a similar manner to the first embodiment described above, the dip tube has a length slightly greater than the depth of the reservoir, and during assembly, the lower end 99 of the dip tube 90 abuts against the bottom of the reservoir, which causes the pivoting of said dip tube at its tilting ball joint 95. In the example of FIGS. 3 and 4, the length of the dip tube has been truncated, and it is understood that this can be
io quelconque et doit s'adapter a la profondeur du reservoir, de maniere classique. io any and must adapt to the depth of the tank, in a conventional manner.
La presente invention permet done de fournir une pompe de distribution de produit fluide comportant un tube-plongeur qui est a la fois rigide, ce qui facilite son assemblage d'une part dans le corps de pompe et d'autre part dans le reservoir, et qui d'autre part est adapte a se plier automatiquement lors de ['assemblage pour se positionner contre un bord lateral inferieur du reservoir The present invention therefore makes it possible to provide a fluid dispensing pump comprising a dip tube which is both rigid, which facilitates its assembly on the one hand in the pump body and on the other hand in the reservoir, and which on the other hand is adapted to fold automatically during assembly to position against a lower lateral edge of the tank
pour favoriser ainsi une vidange optimale de celui-ci. to thus promote an optimal emptying of it.
Bien que la presente invention ait ete decrite en reference a deux modes de realisation particuliers de celle-ci, il est entendu qutun homme du metier peut y apporter toutes modifications sans sortir du cadre de la presente invention tel Although the present invention has been described with reference to two particular embodiments thereof, it is understood that a person skilled in the art can make any modifications without departing from the scope of the present invention as
o que defini par les revendications annexees. o as defined by the appended claims.
8 28387238 2838723
Claims (9)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0205252A FR2838723B1 (en) | 2002-04-18 | 2002-04-18 | FLUID PRODUCT DISPENSING PUMP |
PCT/FR2003/001183 WO2003086651A1 (en) | 2002-04-18 | 2003-04-14 | Distribution pump for a liquid product |
AU2003262157A AU2003262157A1 (en) | 2002-04-18 | 2003-04-14 | Distribution pump for a liquid product |
US10/414,289 US6742677B2 (en) | 2002-04-18 | 2003-04-16 | Fluid dispenser pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0205252A FR2838723B1 (en) | 2002-04-18 | 2002-04-18 | FLUID PRODUCT DISPENSING PUMP |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2838723A1 true FR2838723A1 (en) | 2003-10-24 |
FR2838723B1 FR2838723B1 (en) | 2004-07-16 |
Family
ID=28686330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0205252A Expired - Lifetime FR2838723B1 (en) | 2002-04-18 | 2002-04-18 | FLUID PRODUCT DISPENSING PUMP |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU2003262157A1 (en) |
FR (1) | FR2838723B1 (en) |
WO (1) | WO2003086651A1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0361079A1 (en) * | 1988-09-03 | 1990-04-04 | Henkel Kommanditgesellschaft auf Aktien | Container for sprayable products with a concave bottom and an opening with a detachable closure having a trigger-actuated spraying device |
LU88593A1 (en) * | 1995-03-01 | 1995-09-01 | Robert Mangers | Measuring lens holder device with cup closure and securing to a closed bottle with variable internal volume, method and method |
JPH09103717A (en) * | 1995-10-09 | 1997-04-22 | Shiseido Co Ltd | Dispenser container |
US6202943B1 (en) * | 1992-11-10 | 2001-03-20 | Evnx Technologies, Inc. | Liquid dispensing devices |
-
2002
- 2002-04-18 FR FR0205252A patent/FR2838723B1/en not_active Expired - Lifetime
-
2003
- 2003-04-14 WO PCT/FR2003/001183 patent/WO2003086651A1/en not_active Application Discontinuation
- 2003-04-14 AU AU2003262157A patent/AU2003262157A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0361079A1 (en) * | 1988-09-03 | 1990-04-04 | Henkel Kommanditgesellschaft auf Aktien | Container for sprayable products with a concave bottom and an opening with a detachable closure having a trigger-actuated spraying device |
US6202943B1 (en) * | 1992-11-10 | 2001-03-20 | Evnx Technologies, Inc. | Liquid dispensing devices |
LU88593A1 (en) * | 1995-03-01 | 1995-09-01 | Robert Mangers | Measuring lens holder device with cup closure and securing to a closed bottle with variable internal volume, method and method |
JPH09103717A (en) * | 1995-10-09 | 1997-04-22 | Shiseido Co Ltd | Dispenser container |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 08 29 August 1997 (1997-08-29) * |
Also Published As
Publication number | Publication date |
---|---|
WO2003086651A1 (en) | 2003-10-23 |
AU2003262157A1 (en) | 2003-10-27 |
FR2838723B1 (en) | 2004-07-16 |
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