EP0692313B1 - Distributeur de fluide - Google Patents

Distributeur de fluide Download PDF

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Publication number
EP0692313B1
EP0692313B1 EP95106643A EP95106643A EP0692313B1 EP 0692313 B1 EP0692313 B1 EP 0692313B1 EP 95106643 A EP95106643 A EP 95106643A EP 95106643 A EP95106643 A EP 95106643A EP 0692313 B1 EP0692313 B1 EP 0692313B1
Authority
EP
European Patent Office
Prior art keywords
closure
medium
channel
outlet
discharge
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
EP95106643A
Other languages
German (de)
English (en)
Other versions
EP0692313A2 (fr
EP0692313A3 (fr
Inventor
Karl-Heinz Fuchs
Stefan Ritsche
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 EP0692313A2 publication Critical patent/EP0692313A2/fr
Publication of EP0692313A3 publication Critical patent/EP0692313A3/fr
Application granted granted Critical
Publication of EP0692313B1 publication Critical patent/EP0692313B1/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
    • 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
    • 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
    • B05B11/0027—Means for neutralising the actuation of the sprayer ; Means for preventing access to the sprayer actuation means
    • B05B11/0029—Valves not actuated by pressure

Definitions

  • the invention relates to a discharge device according to the Preamble of claim 1. It is particularly for Suitable media, their solvents or components are partially or totally volatile to slightly volatile, e.g. tend to evaporate, dry out or the like.
  • Discharge devices can expediently one Discharge mechanism, which in the case of flowable, for example, more liquid and / or powder Media a pump, a propellant or the like.
  • charged media storage of a storage unit or the like can be.
  • the media storage can, as with a Pump, directly form the pressure or pumping chamber that refillable or not refillable by suction or the like so that e.g. the entire supply of a medium contains the discharge device and possibly with a single one Actuation process can be emptied.
  • the discharge device can include the pressure chamber or the storage unit or provided for subsequent attachment to it be so that they only have a discharge head with a media input and forms a media outlet.
  • closures e.g. to be punctured or torn Sealing membranes, through the discharge pressure of the medium Valves to be opened, plug pins to be inserted into the media outlet or the like, such closures either resealable by an inherent restoring force or only to be transferred from the closed position to the open position can be in which they are then held by a holding force are secured without a transfer back to the Closed position without interference with the discharge device it is possible.
  • WO-A-91 15303 are several manual discharge devices actuatable outlet closures to be removed, however not in a freely projecting inner support member of the Basic body, but for training according to the generic term of claim 1 at most axially adjacent to it are provided. This results in a complicated structure and difficult assembly and leakage problems.
  • the closure is located in this discharge device inside a pump piston and therefore axially adjacent to the inner support member of the base body and far away from the media outlet.
  • the invention is also the object of a To create discharge device for media through which Disadvantages of known training or the type described avoided or effects of the type mentioned can be achieved, in particular without the need for actuation a discharge operation in a clear manner of the closure possible or recognizable from the outside in which position the closure is.
  • the closure can at least on the input side be connected to a passage cross section, which is essential smaller than the largest, transverse to the discharge direction Internal cross section of the media store, the pressure chamber or the pumping chamber, the closure being expedient without the introduction or carrying out a discharge process via a mechanical or opening force not transmitted by a fluid from the closed to the open position and / or vice versa is to be transferred.
  • This allows the shutter in essentially independent of any other activity of the Discharge device opened or closed at any time without the medium possibly damaging you Opening pressure would have to be exposed and without the closure if the media pressure declines again would close.
  • the closure can be adjusted continuously thus secured and held in each of its positions from any of these positions to any other position be transferred, expediently one, two or more positions by a positive stop, in one or two Resilient detent that can be overcome in opposite directions or the like. are secured.
  • the stop positions can e.g. a fully closed position and one with the widest Passage cross-section must be fully open.
  • the respective position can also be used indicating and with a view of the discharge device from the outside recognizable display, e.g. a marker, or one as a display element Acting handle for operating the lock be provided.
  • a frictional and / or positive fit acting lock can be provided, which an actuation the discharge process only possible if the Closure is partially or fully open.
  • the closure inside one in the longitudinal direction adjoining the media store Exhaust duct is provided, the largest width of which is smaller than half or a third of the cross-sectional width of the media storage is, so that already through the capillary channel Narrow the outlet channel has a closure-like effect is given that even with downward and on lower end of the outlet channel lying outlet opening Leakage of the medium would not be possible.
  • the width of the outlet channel can be less than 3, 2 or 1/2 mm what also applies to the passage cross-sections of the closure. Also when the closure is open there is therefore a leakage without delivery pressure not possible.
  • the media storage is appropriately arranged that in him when his room volume increases closed closure or by emptying from the media outlet a vacuum would be created.
  • the clasp can be the only one Form the valve of the discharge device so that none Inlet and / or exhaust valves are additionally required.
  • the closure can be easily by two in their outer width approximately the same and adjoining in the longitudinal direction Shaft parts are formed, one of which is a in the media storage positionable slider rigidly or slidably supports the media storage, while the other directly adjacent to the inner end of a nozzle end channel, that from this inner end to its outer, the media outlet forming end is limited in one piece. From the media outlet the medium to be discharged completely dissolves from the discharge device to the outside in the form of an atomizing cone, a drop, a foam strand, one Powder mist, a spray jet or the like.
  • the training according to the invention is particularly for so-called Disposable dispenser suitable, from which with a single Discharge stroke or several in the same direction without intermediate Return strokes of consecutive discharge strokes the entire storage of medium is discharged, after which the discharge device is used up and only for recovery their materials or to replace the media storage against a filled new media storage.
  • the discharge device expediently has a cup-shaped one On the housing facing away from the discharge opening Front side open at full bowl width or on this front side with an oppositely open cup-shaped housing part is closed while the other end face with an end wall is closed or a handle of the Discharge actuation forms.
  • A stands over this front much narrower than the bowl housing, e.g. essentially Axially or rotationally symmetrical discharge head in front which is the closure and that of the media outlet at its outermost end surface is interspersed.
  • the discharge head can be used to actuate the closure Media storage or the like. Movable relative to the housing.
  • the discharge device 1 has a one-part or multi-part Base body 2 with a housing 3 of the largest width and one axially immediately following discharge head 4 lowest Widen, which together the entire axial extent of the Determine discharge device 1.
  • a push piston pump 5 and a one-piece media storage 6 made of glass or a material with similar, in particular properties suitable for sterile maintenance.
  • the elongated cylindrical jacket 7 of the media store 6 goes on one end in one piece in an opening-free pressure-tight closed bottom 8 and forms on the opposite End a container opening 9 that is at least as far like the continuously cylindrical inner circumference of the jacket 7 is. All arrangements and components mentioned are in the central axis 10 of the discharge device 1 and are to this essentially axially or rotationally symmetrical.
  • the inner circumference of the media store 6 serves the piston 11 Pump 5 as a cylinder barrel, for which it can be moved and pressure-tight engagement of the pistons 11 on the outer circumference or has a plurality of annularly projecting piston lips 12, which are formed in one piece with the piston 11.
  • the space between the free end face of the piston 11 and the bottom 8 serves as a pump chamber and as a pre-filled and pressure-tight, sterile and storage space sealed against evaporation for the medium.
  • the piston shaft 13 extends from the inside of the housing 3 to approximately extends to the free end of the discharge head 4 and opposite this is secured axially rigid.
  • the shaft 13 is from the storage space to the end of the discharge head 4 from passes through a substantially rectilinear outlet duct 14, which connects to the storage space with a media entrance 15 and at the other end in a media outlet 16 opens out into the free environment.
  • the base body 2 has a one-piece with the housing 3 and in it Interior opposite to the head 4 freely projecting support member 17 for the piston skirt, which has this over its whole Sleeve-shaped length surrounds the outer circumference and in the starting position in the memory 6 approximately to the first Piston lip 12 projects into the memory 6 against tilting movements to center.
  • the extreme end of the support sleeve 17th goes at an axial distance from the housing 3 within the head 4th in an annular disk-shaped end wall of an outer cap 18 over, whose coat surrounds them with radial distance and with his End in one piece on the associated, closed end wall the cap 19 of the housing 3 passes.
  • the cap 18 is shorter than the support sleeve 17 and is not in the interior of the housing in front.
  • a valve-like Closure 20 is provided for the outlet channel 14, which by two locking parts which can be rotated by hand about the axis 10 21, 22 is formed.
  • the closure part 21 is in one piece with a shaft part or channel piece 23 of the shaft 13 formed, which is axially and rotationally secured by a press fit the support sleeve 17 is fixed in place, in one piece with the piston 11 or from the closure part 21 to the free end face of the piston 11 is formed in one piece and with the Support sleeve 17 the only associated longitudinal section of the Shaft 13 forms.
  • the closure part 22 is partially in one piece with an axially directly touching the shaft part 23 adjoining shaft part 24 which is approximately to the free end of head 4 or channel 14 enough.
  • the shaft part 24 has one piece with the head 4 trained support member 26 for a channel piece or a Core body 25, on the outer circumference of the support sleeve 26th fits tightly over the entire length with a press fit, so that the Core body 25 axially and non-rotatably connected to the head 4 is.
  • the elongated core body 25 is shorter than the shaft part 23 and has approximately the same width compared to this.
  • the elongated part 26 protrudes freely against the front wall of the Outer cap 18 and ends at a short distance from this, so that they also the associated end of the shaft part 23 on Outer circumference fits tightly, but rotates around it.
  • the closure parts 21, 22 of the closure 20 lie completely within the associated end of the support sleeve 26, however can also be called components 23, 25 as closure parts become.
  • the supporting part is an inner sleeve 26 with a radial distance inside one to the housing 3 conically widened outer casing 27, which is the outermost, exposed outer circumference of the head 4 forms, wherein in the annular space between the jackets 26, 27th do not intervene.
  • the shaft part 23 is between both ends or up to the end face of the piston 11 bore-like from a single channel section lying in the axis 10 28 penetrates, the farthest end of which is the media entrance 15 forms and on the end face of the closure member 21 emerges with its narrowest width.
  • the canal section 28 can be graded slightly in the flow direction be tapered and have an average width of about 1 mm.
  • the shaft part 24 is from one to the closure 20 to the Channel section 28 adjoining channel section 29 of the channel 15 penetrates, which over the entire length of the core body 25 as radially offset from the axis 10 Longitudinal channel with approximately constant and opposite the channel section 28 passes through smaller width and through a longitudinal groove on the outer circumference of the core body 25 or on the inner circumference of the Sleeve 26 may be formed so that it is in the cross section of two elements 25, 26 is limited.
  • the core body 25, like the shaft part 23, is rod-shaped, however as a filler lying completely within the sleeve 26 trained, the associated with the media outlet 16 Forms part of a flow control 30, through which the media flow shortly before leaving the media exit 16 a desired flow influencing, e.g. a swirl, a swirl rotation around the starting axis, is subjected to an impact atomization or the like.
  • the Media outlet 16 is a one-piece by the outer end of one End wall of the head 4 penetrating nozzle end channel formed, the length of which corresponds approximately to its greatest width and which forms an atomizing nozzle.
  • the flat end face 31 the filler 25 is immediately adjacent to the plane Inside of this bulkhead that it can touch.
  • a transverse channel 32 can be provided, which with its radially inner end to the axially inner end of the nozzle end channel connects radially or tangentially while its radially outer end to the axially outer end of the Channel section 29 angled connects.
  • the shaft part 23 can from the rearmost sealing member 12 of the piston 11 to the closure part 21 have constant outside width and the duct section 25 has constant as well as approximately the same length Outer width as the shaft part 23.
  • the closure part which is cylindrical throughout its length 21 has one opposite the likewise cylindrical shaft parts 23, 25 reduced outside width and accesses education of a pivot bearing over its entire length in a sack lock opening 37 in the associated end of the filler 25 so that he with his flat end surface 36 on the flat Bottom surface of the opening 37 abuts.
  • the cylindrical outer circumference of the closure part is also located 21 on the cylindrical inner circumference of the opening 37 full length pressure-tight, so that on the end face 36th emerging end of the channel section 28 via a kind of labyrinth seal is sealed.
  • This is supplemented by a over the shoulders 35 protruding end portion 38 of the sleeve 26, which fits the outer circumference of the shaft part 23 closely almost pressure-tight surrounding and an outer cap Pivot bearing 39 for connecting the two shaft parts 23, 24 forms.
  • the channel section 29 extends to the associated one End face 35 of the filler piece 25.
  • the outer width of the shaft part 23 can also be slightly larger than that according to FIG of the filler 25, so that the shoulder 35 also on one Inner shoulder of the sleeve 26 axially and as opposite the end face of the filler 25 can be rotatably supported.
  • the jacket of the sleeve-shaped closure part 21 is one Passage 33 penetrates, which as a longitudinal slot to End surface 36 passes through, but at a distance from the transition surface 35 lies. Accordingly, the coat of the sleeve-shaped Closure part 22 of a longitudinal slot or passage 34 penetrates, which up to the associated end face 35 passes, but lies at a distance from the bottom surface 36, so that the two closure part passages 33, 34 each other overlap only over part of their respective axial extent and together with a congruent alignment limit the closed media outlet, the Passage area smaller than that of each of the openings 33, 34 is.
  • FIG. 2 shows the closed position of the closure 20 shown, in which the passage 33 on that of the passage 34 is the opposite side of the closure axis 10 and Fig. 3rd the open position is shown, in which the two Passages 33, 34 in a common axial plane of the axis 10 lie in that the closure part 22 relative to the Components 3, 5, 6, 11, 12, 17, 18, 21 and 23 together with the head 4 has been turned.
  • the closure 20 is not another valve or pressure relief valve, one-way valve or the like. Provided, so that the closure 20 is the only valve of the outlet channel 14 or the entire discharge device 1.
  • the counter-handle 41 for securing the components mentioned against the rotational movement is through the outer circumference of the housing 3 or of its housing cap 19 formed, which is elongated in the axial view transversely to the axis 10, is preferably elliptical flat oval, so that two on either side of the axis 10 projecting approximately radially, as Hollow body-shaped handle arms as the radially outermost Limitation of the discharge device 1 are formed.
  • the discharge conveyor or the pump 5 are two of them separate handles 43, 44 are provided, which on the one hand through the housing 3 and on the other hand completely sunk in this lying through the outside of the bottom of the media storage 6 containing assembly are formed.
  • Housing cap 19 has one in the jacket of the supporting body 18 one-piece transition, flat end wall 44 and only of this protruding in one direction, one piece connecting Coat 45, both of which are not have a rotationally symmetrical shape and of which the jacket 45 the handle 41 forms.
  • the jacket 45 is on its from the End wall 44 facing away from the end substantially on the rest Wide open and the outside of the end wall 44 forms on both sides adjacent to the head 4 and only between this and the narrow ends of the housing 3 as two pressure surfaces Handle 42.
  • finger engagement openings 46 provided which up to the open end of here protruding from the end wall 44 opposite the head 4 Coat 45 are enough.
  • the handle 43 is opposite the end of the engagement facing the handle 42 46 moved to its open end, which also applies to the associated End surface of the piston 11 applies.
  • the media filling of the memory 6 is expediently provided that the channel section 28 and the passage 33 completely and filled with liquid or the like without bubbles are complete to include inclusions of air or other gases to exclude.
  • the outlet opening of the passage 33 close to the inner circumference and closed the inner end face of the closure member 22.
  • the starting position is the memory 6 or the handle 43 completely and at a distance from the open end within the Coat 45.
  • the head 4, which is substantially longer than the outer jacket 18 surrounds with its full face away from the outlet end remaining inner width open end of the outer jacket 18 substantially along its entire length with gap-free contact and can axially with its annular end surface on the Be supported on the outside of the end wall 44.
  • the head 4 with a slide bearing 47 is radial and rotatably supported axially without play.
  • This camp 47 has a jacket surrounding the jacket of the outer cap 18 at a distance, protruding in one piece from the front wall, sleeve-shaped bearing flange, in the inner circumference of which End of the outer casing 27 engages so that it is only between this bearing flange and the jacket of the outer cap 18.
  • the one-piece with the outer cap 18 and with this a bearing flange forming an open end groove on the face also serves as a safeguard against pulling over the largest Part of its enclosed volume hollow head housing 4 from Housing 3 e.g. characterized in that the against the outside of the Housing 3 directed plug-in assembly of the head 4 a Snap connection between a radially resilient elastic Snap member of the bearing flange and a counter member, e.g. a circumferential groove, engages on the outer circumference of the head 4.
  • This snap connection can also have a stop 48 therefor form that the closure 20 in the open and / or closed Position is stop-limited, with the rotation can be approximately 180 ° between these positions.
  • the media storage 6 is in a cup-shaped Outer housing made of plastic or the like. and arranged secured against rotation, which with its 8th adjacent handle forms the handle 43, formed in one piece is in the starting and / or actuation end position can be contactless with respect to the base body 2.
  • the Outer jacket 27 is in one piece with the end wall 44 of the Housing 3 formed and in it the outer housing 49 in the manner described with reference to FIG. 2 in the end position as the memory 6 strikes.
  • the handle 40 is on the outer circumference of the protective housing 49 projecting radially and in one piece with it educated.
  • the handle 40 is in the initial stroke position completely inside the housing 3 and when closing and / or position of the closure 20 in a radial direction Longitudinal direction of the housing 3 approximately parallel or rectangular Middle or axial plane of the housing 3 or Axis 10.
  • the plate-shaped, opposite from the casing of the case 49 protruding handle 40 or another corresponding Limb can act as a lock, which is a pumping movement positively prevented while the closure 20 is still is not open.
  • the corresponding edge the handle 40 on the closest to the end wall 44 End or blocking edge 50 of the engagement opening 46 abut. But it can also at the end of the pump stroke on this Stop stop 50.
  • the handle 40 forms at the same time a pointer of a display device 51 on which the position of the closure 20 and / or the stroke state of the Pump 5 can be easily recognized from the outside. 2
  • the handle 40 can also be provided on the media storage 6 be so that this for actuating the closure 20 opposite the base body 2 or its two components 3, 4 rotated becomes.
  • the memory 6 then takes over the piston lips 12 the piston 11 and the shaft part 23 the closure part 21 non-positive in the direction of rotation compared to the housing Closure part 22 and the rest of the base body 2, whereby the shutter is operated.
  • the shutter 20 is open then performed the pump stroke movement described, so that the Medium through the outlet channel 14 and the media outlet below Overpressure is pushed out.
  • the support sleeve 26 from the free end of the head 4th go through in one piece into the memory 6, so that they are in one piece formed with the support sleeve 17 and the outer cap 18th is not required.
  • the plate-shaped and angular handle 40 provided on the outer circumference of the shaft part 23, on which they with the end of a slimmer angle leg, while the other angle leg in the same direction as the piston 11 protrudes freely and the actual gripping surface the handle 40 forms.
  • This is an immediate inevitable or positive entrainment of the closure part 21st guaranteed by rigid connection with the handle 40, the non-rotation-proof memory 6 without any Can freely change its functional position.
  • the both closure parts 21, 22 close with their mutually facing, outermost, flat and equally wide end faces 36 directly to each other, with the end of the channel section a sealing lip, a protruding sealing cone or the like. Can be provided.
  • the upstream End of the channel section 29 immediately adjoins the End face 36 of the closure part 21 radially outside the Channel section 28, so that it is only aligned with the Passage 33 in line communication with channel section 28 stands, but in all other positions through the face of the closure part 21 close to the channel section 28 closed is.
  • the end face 36 of the filler 25 requires therefore no recess 37.
  • the one with his coat between the respective handle 40 and the outer circumference of the shaft part 23 or the piston 11 lying Storage can be in the pump end position with its open Attach the end to the attachment legs of the handle 40.
  • projecting cams 52 are provided which in Stroke direction at a distance and where the Memory 6 or the outer housing 49 with a corresponding Counter member, e.g. its open end, after one Partial stroke can strike, causing the discharge of a subset of the total amount of media stored.
  • the locking cam lock is overcome by the Handle 40 under the bending deflection of its fastening leg spring back deflects radially outwards and the counter member, e.g. lets the outer collar of the memory 6 snap past, after which the memory 6 at the end of a further partial stroke on the next cam 52 strikes in a corresponding manner.
  • the closure parts 21, 23 and 22, 25 first from the open end of the housing 3 and the head 4 inserted into the support sleeve, after which the media storage 6, possibly already pre-assembled with the housing 49 State in the same direction on the piston 11 and the support sleeve is attached at least a third of its length becomes.
  • the memory 6 can already be filled be, then expediently while plugging the closure 20 is open for ventilation through the media outlet 16 and only closes when the medium passes the channel section 28 has filled at least partially or up to the passage 33.
  • the assembly in the embodiment follows Fig. 4.
  • the Shaft part 23 in the manner described in the support sleeve 17th used until its end containing the closure part 21 protrudes freely from the housing 3 or the outer cap 18.
  • the filled memory 6 can be plugged on as described be and the filling of the channel section 28 is on Escape of the medium visible at the exposed passage 33, because the closure part 22 or the head 4 has not yet been installed is.
  • This is after preassembly with the components 22, 25 in in the opposite direction until it is in bearing 47 snaps, in which case the closure parts 21, 22 already axially engaged in their mutual closing alignment can be brought together so that an opening of the closure 20 for ventilation and a subsequent Closing the closure 20 as in the embodiments 1 and 4 is not required.

Landscapes

  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Nozzles (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Photographic Developing Apparatuses (AREA)
  • Formation And Processing Of Food Products (AREA)

Claims (12)

  1. Dispositif de distribution pour matières avec un corps de base (2), un canal d'évacuation (14) à raccorder côté sortie à un moyen d'évacuation de matière (16) ou encore à raccorder côté entrée par une entrée de matière à un réservoir à matière (6) d'une unité-réservoir et définissants des sections transversales d'écoulement, une commande de distribution (42), laquelle présente en l'occurrence d'une opération de distribution actionnée manuellement de la matière une direction d'actionnement et avec un moyen de fermeture (20) prévu pour une des sections transversales d'écoulement du canal d'évacuation (14), dont les éléments de commande de fermeture (21, 22) délimitent la section transversale d'écoulement de manière variable et sont transportables avec une manette de fermeture (40, 41) entre deux positions de fermeture, telle qu'une position close et une position ouverte, le corps de base (2) présentant à l'intérieur au moins un élément de support (17, 26) librement saillant pour les éléments de commande (21, 22), caractérisé en ce que le moyen de fermeture (20) se trouve à l'intérieur de l'élément de support (26).
  2. Dispositif de distribution d'après la revendication 1, caractérisé en ce que le moyen de fermeture (20) est prévu à une tige d'évacuation (13), en ce que notamment le moyen de fermeture (20) est prévu plus à proximité du moyen d'évacuation de matière (16) que de l'entrée de matière (15), et en ce que de préférence l'extrémité de tige, associée à l'entrée de matière (15) ou encore au moyen d'évacuation de matière (16), de la tige d'évacuation (13) est étroitement entourée dans le domaine d'un moyen d'étanchement circonférenciel, qui s'étend jusque dans le domaine du moyen de fermeture (20).
  3. Dispositif de distribution d'après la revendication 1 ou 2, caractérisé en ce que la manette de fermeture (40, 41) est prévue de façon distincte de la commande de distribution, en ce que notamment la manette de fermeture (40) est mobile par rapport au corps de base (2) entre les positions de fermeture, et en ce que de préférence la manette de fermeture (40, 41) entoure le canal d'évacuation (14).
  4. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce que le canal d'évacuation (14) est délimité par des sections de canal (23, 24), qui l'entourent en substance respectivement sur toute la circonférence de canal, d'une tige (13), telle qu'une tige de piston et que le moyen de fermeture (20) peut être transporté par mouvement en substance partiellement réciproque entre les positions de fermeture, en ce que notamment une pièce en canal (23) forme l'entrée de matière (15) ou encore qu'une pièce en canal (24) forme le moyen d'évacuation de matière (16), et en ce que de préférence entre l'entrée de matière (15) et le moyen d'évacuation de matière (16) seulement deux pièces en canal (23, 24) avec les éléments de commande (21, 22) sont prévues en tant que tige-noyau la plus intérieure.
  5. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce qu'une pièce en canal (23) formant le canal d'évacuation (14) délimite essentiellement d'une seule pièce une section de canal (28) du canal d'évacuation (14) sur la plus grande partie de sa longueur, en ce que notamment au moins une des pièces en canal (23, 24) consécutives de manière à peu près parallèle dans leur direction longitudinale est mobile sur un chemin de course pour la distribution de matière par rapport à une chambre de pompage, ainsi que par rapport au réservoir à matière (6), et en ce que de préférence une pièce en canal (23) est réalisée d'une seule pièce avec un déplaceur de matière, tel que des surfaces de glissement de piston (12) d'un piston de pompe (11) ou encore qu'une pièce en canal (24) est réalisée au moins en partie d'une seule pièce avec un noyau de buse d'une buse d'évacuation, constituant le moyen d'évacuation de matière (16), telle qu'une buse de pulvérisation.
  6. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce qu'une pièce en canal (24) constituant le canal d'évacuation (14) est formée par une tête de distribution (4), en forme de tige, du corps de base (2) avec une enveloppe extérieure (27) et avec l'élément de support (26) qui se trouve dans celle-ci avec un écart radial et qui entoure le canal d'évacuation (14) en tant que douille intérieure, en ce que notamment l'enveloppe extérieure (27) saille au-delà de l'extrémité libre de l'élément de support (26) ou encore entoure avec un écart l'autre pièce en canal (23) à la circonférence extérieure au moins sur une partie de sa longueur, et en ce que de préférence les éléments de commande (21, 22) du moyen de fermeture (20) sont entourés de manière étanche par au moins un des éléments de support (26, 27).
  7. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce qu'au moins un des éléments de commande (21) est assuré dans sa position axialement, radialement ou encore en direction de rotation essentiellement sans jeu par rapport au corps de base (2) ainsi qu'il est mobile pour la distribution de matière par rapport à l'unité-réservoir (6), en ce que notamment l'élément de commande (21) plus à proximité du réservoir à matière (6) est entouré de manière étroitement adjacente par l'élément de support (17) saillant librement vers le réservoir à matière (6) en tant que douille de support, et en ce que de préférence l'élément de support (17) ou encore une enveloppe de support (18) entourant celui-ci avec un écart radial saille à l'intérieur une extrémité ouverte de l'enveloppe extérieure (27), et/ou en ce que la pièce en canal (24) se trouvant plus près du moyen d'évacuation de matière (16) est formée par l'élément de support (26) sur la longueur correspondante du canal d'évacuation (14) et par une tige-noyau (25) se trouvant dans celui-ci, l'élément de support (26) étant réalisé d'une seule pièce avec le corps de base (2).
  8. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce qu'au moins un des éléments de commande (21, 22) est de forme raide, en ce que notamment au moins un des éléments de commande (21, 22) est traversé radialement par une section de fermeture (33, 34) du canal d'échappement (14), et en ce que de préférence la section de fermeture (33, 34) fait suite à une surface terminale (35, 36).
  9. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce que les éléments de commande (21, 22) forment une soupape à coulisse à auto-entretien dans chaque position avec un passage de soupape qui ouvre de manière variable sans à-coups en fonction du chemin, en ce qu'au moins un des éléments de commande (21, 22) forme en tant que section de fermeture un canal transversal (33, 34), tel qu'une fente ouverte à une extrémité, canal qui est limitrophe à un autre élément de commande (22, 21), qui traverse une enveloppe de paroi ainsi qu'il prend comme point de départ une section longitudinale (28, 29) correspondante, et en ce que de préférence deux sections longitudinales (28, 29) du canal d'évacuation (14) se chevauchent dans le domaine du moyen de fermeture (20) de manière transversalement décalée l'une par rapport à l'autre.
  10. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce qu'au moins un élément de commande (21, 22), au moins une pièce en canal (23, 24) formant le canal d'échappement (14) ou encore au moins une manette de fermeture (40, 41) peut être transféré entre les positions de fermeture par un mouvement de rotation, en ce que notamment au moins une partie de la tête de distribution (4) ou encore d'un sous-groupe contenant l'unité-réservoir (6) est mobile entre les positions de fermeture par rapport au corps de base (2), et en ce que de préférence au moins une manette de fermeture (40, 41) est formée par un bras radialement saillant de manière libre.
  11. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce qu'au moins une manette de fermeture (40) se trouve essentiellement noyée à l'intérieur d'un boítier (3), en ce que notamment une manette de fermeture (40) intérieure est entourée par une manette de fermeture (41) extérieure, radialement plus saillante ou encore qu'elle est accessible par l'extrémité de cette dernière, et en ce que de préférence au moins une manette de fermeture (40, 41) est formée par le boítier (3) entourant l'unité-réservoir (6), lequel boítier est ovale de manière allongée en vue longitudinale, ouvert d'une extrémité ou encore qui est muni sur au moins un côté longitudinal d'une ouverture d'engagement des doigts (46), et/ou en ce que la manette de fermeture (40) est prévue en tant que saillie sur l'unité-réservoir (6) saillant à raccordement fixe, en ce que notamment l'unité-réservoir est réalisée pour le support d'un récipient d'accumulation (6), et en ce que de préférence la manette de fermeture (41) est mobile le long d'un côté extérieur de l'unité-réservoir (6).
  12. Dispositif de distribution d'après une des revendications précédentes, caractérisé en ce que le réservoir à matière (6) forme une chambre des pompes avec une paroi de fond (8) close en position fixe par rapport à une enveloppe de chambre (7), en ce que notamment la chambre des pompes est libre de moyens résilients, de soupapes d'évacuation opérant en fonction de la pression ou encore d'entrées de matière dans toutes les positions de service, et en ce que de préférence au moins une chambre de l'unité-réservoir (6) peut être en substance entièrement vidée par une seule course de pompage ou encore que le moyen de fermeture (20) est prévu en tant que barrage à l'évaporation pour la matière accumulée, et/ou en ce que l'unité-réservoir (6) est essentiellement indéformable pendant l'opération de pompage.
EP95106643A 1994-05-19 1995-05-03 Distributeur de fluide Expired - Lifetime EP0692313B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4417486 1994-05-19
DE4417486A DE4417486A1 (de) 1994-05-19 1994-05-19 Austragvorrichtung für Medien

Publications (3)

Publication Number Publication Date
EP0692313A2 EP0692313A2 (fr) 1996-01-17
EP0692313A3 EP0692313A3 (fr) 1996-08-21
EP0692313B1 true EP0692313B1 (fr) 2001-02-28

Family

ID=6518443

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95106643A Expired - Lifetime EP0692313B1 (fr) 1994-05-19 1995-05-03 Distributeur de fluide

Country Status (6)

Country Link
US (1) US5655689A (fr)
EP (1) EP0692313B1 (fr)
JP (1) JPH0849648A (fr)
AT (1) ATE199329T1 (fr)
DE (2) DE4417486A1 (fr)
ES (1) ES2156908T3 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19622124A1 (de) * 1996-06-01 1997-12-04 Alfred Von Schuckmann Gerät zum Aufbringen von Flüssigkeiten
DE19753147A1 (de) * 1997-11-29 1999-06-02 Pfeiffer Erich Gmbh & Co Kg Spender mit manuell betätigbarer Ausbringeinrichtung
DE19831526A1 (de) * 1998-07-14 2000-01-20 Pfeiffer Erich Gmbh & Co Kg Spender für Medien sowie Verfahren zur Herstellung eines Spenders
FR2786162B1 (fr) * 1998-11-20 2001-02-09 Oreal Pompe et recipient ainsi equipe
US6732955B1 (en) 1999-07-08 2004-05-11 Ing. Erich Pfeiffer Gmbh Dispenser for media and method for producing a dispenser
US6382204B1 (en) * 1999-10-14 2002-05-07 Becton Dickinson And Company Drug delivery system including holder and drug container
WO2002083230A1 (fr) 2001-04-10 2002-10-24 Becton, Dickinson And Company Systeme d'administration de medicaments comprenant un support et un contenant de medicaments
DE10231751B4 (de) * 2002-07-13 2004-07-29 Aero Pump GmbH, Zerstäuberpumpen Saug-Druck-Pumpe zum Ausspritzen eines Produkts aus einem Behältnis
DE10231749B4 (de) * 2002-07-13 2004-07-29 Aero Pump GmbH, Zerstäuberpumpen Saug-Druck-Pumpe zum Ausgeben einer Flüssigkeit aus einem Behältnis
GB0302536D0 (en) * 2003-02-04 2003-03-12 Bespak Plc Container
DE102009048551A1 (de) * 2009-09-29 2011-04-07 Ing. Erich Pfeiffer Gmbh Austragvorrichtung und Montageverfahren hierfür
KR101674704B1 (ko) * 2009-11-25 2016-11-09 백스터 인터내셔널 인코포레이티드 흐름 제어를 구비한 점적 챔버
DE102016204953A1 (de) * 2016-03-24 2017-09-28 F. Holzer Gmbh Dosierpumpe für eine Dosiervorrichtung sowie Dosiervorrichtung

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US3240399A (en) * 1963-08-14 1966-03-15 Ned W Frandeen Dispensing receptacle
US4020982A (en) * 1975-10-10 1977-05-03 Leeds And Micallef Rotary shut-off nozzle
DE8423550U1 (de) * 1984-08-08 1984-11-08 Bonnet, Johann, 8300 Landshut Ventil
DE8621135U1 (fr) * 1985-09-02 1987-01-29 Callahan, George Edgar, Prof.
DE3545409C2 (de) * 1985-12-20 1994-02-24 Pfeiffer Erich Gmbh & Co Kg Austragvorrichtung für fließfähige Medien
KR880701137A (ko) * 1986-04-25 1988-07-25 이시바시 유끼히로 보호캪을 갖는 분사헤드
DE3715300A1 (de) * 1987-05-08 1988-11-24 Pfeiffer Erich Gmbh & Co Kg Austragvorrichtung fuer medien
DE4008070A1 (de) * 1990-03-14 1991-09-19 Pfeiffer Erich Gmbh & Co Kg Austragkopf fuer medien-austragvorrichtungen
GB9007813D0 (en) * 1990-04-06 1990-06-06 Bespak Plc Dispensing device
US5265771A (en) * 1990-05-22 1993-11-30 Philip Meshberg Self-purging actuator
DE4027320C2 (de) * 1990-08-29 1993-09-30 Ursapharm Arzneimittel Gmbh Fluid-Abgabeeinrichtung für keimfreies Fluid
IT1244803B (it) * 1990-11-21 1994-09-05 Promo Pack S A Erogatore-spruzzatore monodose per la somministrazione endonasale di medicamenti liquidi.
DE9108334U1 (fr) * 1991-07-05 1992-10-29 Perfect-Valois Ventil Gmbh, 4600 Dortmund, De
DE4209954A1 (de) * 1992-03-27 1993-09-30 Schuckmann Alfred Von Versprüh-Behälter

Also Published As

Publication number Publication date
EP0692313A2 (fr) 1996-01-17
ATE199329T1 (de) 2001-03-15
JPH0849648A (ja) 1996-02-20
DE59509049D1 (de) 2001-04-05
DE4417486A1 (de) 1995-11-23
US5655689A (en) 1997-08-12
ES2156908T3 (es) 2001-08-01
EP0692313A3 (fr) 1996-08-21

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