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
  • B05B11/0005—Components or details
  • B05B11/0037—Containers
  • B05B11/0056—Containers with an additional opening for filling or refilling
• • 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
  • B05B11/1081—Arrangements for pumping several liquids or other fluent materials from several containers, e.g. for mixing them at the moment of pumping
  • B05B11/1084—Arrangements for pumping several liquids or other fluent materials from several containers, e.g. for mixing them at the moment of pumping each liquid or other fluent material being pumped by a separate pump
• • 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
  • B05B11/0037—Containers
  • B05B11/0039—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means
  • B05B11/0041—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure without contact of the fluid remaining in the container with the atmospheric air
  • B05B11/00411—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure without contact of the fluid remaining in the container with the atmospheric air the means being an inert gas
• • 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
• • 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
  • B05B11/026—Membranes separating the content remaining in the container from the atmospheric air to compensate underpressure inside the container
• • 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
• • 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
  • B05B11/04—Deformable containers producing the flow, e.g. squeeze bottles
  • B05B11/042—Deformable containers producing the flow, e.g. squeeze bottles the spray being effected by a gas or vapour flow in the nozzle, spray head, outlet or dip tube
  • B05B11/046—Deformable containers producing the flow, e.g. squeeze bottles the spray being effected by a gas or vapour flow in the nozzle, spray head, outlet or dip tube the gas or vapour flow coming from a source where the gas or vapour is not in contact with the liquid or other fluent material to be sprayed, e.g. from a compressive bulb, an air pump or an enclosure surrounding the container
• • 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
  • B05B11/04—Deformable containers producing the flow, e.g. squeeze bottles
  • B05B11/048—Deformable containers producing the flow, e.g. squeeze bottles characterised by the container, e.g. this latter being surrounded by an enclosure, or the means for deforming it
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
  • B65D83/00—Containers or packages with special means for dispensing contents
  • B65D83/0055—Containers or packages provided with a flexible bag or a deformable membrane or diaphragm for expelling the contents

Definitions

• Discharge device for media
• the invention relates to a discharge device for a single medium or a plurality of media, which can be gaseous, liquid, pasty, powdered or powdered or the like. And / or a mixture of such customary media to be discharged, and a method for their production and for filling .
• a replacement medium which is not or not primarily intended for discharge.
• This can be, for example, a medium which does not chemically react with the customary medium and / or does not dissolve physically in the customary medium, so that the two media are clearly separated from one another, at least in the low-flow, calm state, despite their direct abutment.
• the replacement medium may contain impurities such as dirt, germs or other components which react with the custom medium, which then spoils the custom medium for its predetermined medical, cosmetic or other purposes.
• preservatives, stabilizers or similar substances can be added to the service or replacement medium, but these are often undesirable because of medical side effects, for reasons of cost or the like.
• the invention has for its object to provide a discharge device and a method of the type mentioned, in which disadvantages of known designs or the type mentioned are avoided and in which undesired contamination of the customary medium, in particular, substantially reduced to avoided can be provided as long as this medium is not discharged but is still stored externally.
• a single or at least one compensating and / or a receiving container for receiving a single replacement medium or a plurality of different replacement media, the receiving space of which can be essentially closed at least in one operating state with respect to one or the associated container space. Is the receptacle only partially or not with the
• the service medium In contact with the service medium, it can be filled, for example, with a replacement medium free of the contaminants, or hermetically sealed against the ingress of contaminants to the outside, and the replacement medium, depending on requirements, to the areas of the service medium free from the service medium deliver the container space via one or more pipe connections. It is particularly expedient, however, if a receptacle with a container wall or the like is directly adjacent to the service medium or partially or largely or almost completely fills the space areas of the container space that are free of the service medium, essentially independently of this with which variable degree of filling or to which Percentage the custom medium just fills the container space. In contrast to a trailing or climbing piston or the like, no large-area and tight sliding seats are required, which in turn can hardly be sealed against the ingress of impurities.
• the volume of space occupied by the customary medium can be approximately limited to the volume of the filling with the customary medium, regardless of the total volume of the container space, so that there is always an at least approximately full filling of this area only with the custom Medium results.
• this custom filling can essentially only adjoin the position-changing container wall of the receptacle, so that the design according to the invention is only suitable for this purpose instead of the effects mentioned to protect the custom filling against shaking movements.
• the receptacle adjacent to the custom filling can also be provided for influencing the pressure of the custom filling or in the container space by changing the position of a container wall or the like, for example in order to create a vacuum or for suction Discharge of the custom medium to generate an overpressure or to cause its damping in the case of pressure changes caused differently.
• a container wall of a receptacle in at least one operating state, can be biased and / or lifted against the inside of a vessel wall and, if necessary, thereby elastically support it.
• a receptacle can also be provided alone for substantially completely displacing the stored service medium from the container space and / or the external shape of a container Obtain vessel essentially independent of the degree of emptying, because, for example, the receptacle, after bulging, may reset the walls of the vessel via the medium lying between it and the wall.
• a receptacle for a medium separate from the customary medium is almost suitable for any discharge devices or vessels, e.g. for bottles, tubes, pumping or cylinder rooms of thrust piston pumps or the like, bag bundles, canisters, tanks, etc. If the service medium is volatile or easily flammable, can be used with a receptacle or Substitute medium dangerous gas mixtures are essentially completely expelled from the container space.
• a receptacle for the named or other purposes is expediently not designed as a bellows, the wall of which forms pre-folded articulated zones over the largest areas of its extension, but the wall can assume any desired folds and is advantageously so flexible that the receptacle forms a sagging bladder in the emptied state, the opposite wall areas of which can be placed against one another with their inner sides without any particular effort.
• the receptacle can thereby be reduced to a room volume that is significantly less than half, a quarter or a tenth to at least a fiftieth of its room volume in the maximally filled operating state.
• a valve For filling or emptying a receptacle and / or a container space, a valve can be provided which is controlled as a function of flow or pressure instead of by mechanical actuation, in particular in such a way that it essentially can only be flowed through in one direction, while in the other direction its flow cross-section is narrowed or completely closed in the case of currents in the other direction.
• the discharge device provided in the area of an outlet, which can also be formed by a pump unit separate from the vessel or a thrust piston pump, a bellows pump or the like, and through which the service medium flows when it is discharged, can control the passage of the receptacle influence or effect.
• the passage of the receptacle can be closed or opened essentially before, during and / or after the outflow of the custom medium.
• the control is provided in such a way that the replacement medium or the receiving container is exposed to an attractive effect essentially only due to a vacuum created by the discharge of a batch of the custom medium in the container space, which leads to its spreading into those areas of the container space which have become free through the discharge of the custom medium.
• the respective receptacle can by a
• Area of an emptying opening provided or formed by this emptying opening partially or completely inserted into the container space and this opening may also be used as a mounting opening for positionally anchoring the receptacle within the container space.
• a mounting opening further away or separate from this is expediently used, which e.g. penetrates a wall opposite the discharge zone of the container space or a bottom wall of the vessel.
• Anchoring an associated section of the receptacle can advantageously be considerably more rigid due to profiling or the like than in particular to be connected transversely thereto.
• This or another assembly wall can also be reinforced by a type of cross-sectional thickening, which e.g. is formed by a separate body, such as a holder, a flange, a closure for the assembly opening, a valve housing or the like.
• a type of cross-sectional thickening which e.g. is formed by a separate body, such as a holder, a flange, a closure for the assembly opening, a valve housing or the like.
• the vessel space can also be filled with the service medium through an assembly opening, after which the associated receptacle can then only be inserted and assembled and the assembly opening can thereby be closed.
• the receptacle including the closure, can form a preassembled structural unit, which is expediently to be inserted into the mounting opening in a manner that is limited in terms of the stops so that its sections which may be on the outside of the vessel or the discharge device are completely recessed in a recess on this outside.
• the expansion tank or the like can also consist of the same or a material with the same properties as the other limitations of the tank space, for example in order not to bring the service medium into contact with different materials or to ensure that the material is reused To facilitate container materials without cumbersome previous sorting.
• the inside of the outer container can be provided partially or completely or in all areas coming into contact with the medium with a film-thin or similar lining or coating made of the corresponding material, which expediently integrally with the volume-adjustable compensation - Or filler is formed.
• This filler body can advantageously be turned inside out by an opening formed in one piece with it and / or delimited by the outer container by turning the inside to the outside, as a result of which it moves from an outer position into an inner position in the outer container - 7 -
• the opening can be narrower or approximately the same width as the largest or middle width of the respective container, depending on how flexible the walls of the slip-on container are.
• the filling body can be inserted or introduced into the outer container mechanically or additionally or exclusively by at least one driving fluid which also has a negative pressure constricting or sucking in the filling body in the outer container and / or an overpressure which promotes the filling body in the outer container causes.
• the lining or the substantially maximally expanded filler lies on the inside of the outer container essentially without any wrinkles over the entire circumference as well as on the end faces and, if appropriate, in the area of the container openings or nozzles, so that the container space is completely emptied without remaining any cavity is possible.
• the outer container is designed as a mold for the lining or the filler. If the container body or the filler body is produced from a blank, for example a hollow, cup, sleeve or hose, while reducing the wall thickness by stretching, the lining or the filler body can be brought into its finished form after the outer container has been completed or then are, while also the outer container is subjected to the mentioned shaping.
• the respective outer, lining or filling container if appropriate at a suitable elevated temperature, can be subjected to a fluid pressure inside and / or exposed to a vacuum on the outer circumference and thereby shaped against a tool which is only a negative shape of the outer shape forms. It is therefore possible to produce by the extrusion or blowing process. Irrespective of the designs described, two containers which adjoin one another and, if appropriate, delimit separate spaces can also be produced approximately in one work step together and / or at least partially to substantially or completely in one piece. At least parts of the wall of the two containers can have very different wall thicknesses corresponding to 5, 10 or 15 times, these values being able to represent minimum or maximum limits.
• the walls of one container can be inherently rigid and those of the other can be of considerably lower strength, so that it can be bent or folded like a film.
• the two containers can be prefabricated in a mutual outer layer, after which the less rigid container is expediently at least partially transferred into the more rigid container.
• the designs according to the invention are also suitable for so-called squeeze bottles, from which medium is discharged by manually squeezing the squeeze container and thereby in it. located medium is subjected to an excess or discharge pressure.
• medium can be discharged from two containers holding one another, using the same manual discharge actuating pressure simultaneously, successively or overlapping in time, from both containers and separate outlet openings, a common outlet opening and / or or can be fed to an application point outside the respective discharge opening if the discharge device is in a constant position.
• the inner container can be exposed to an excess pressure via the fluid contained therein, through which the medium contained in it is discharged.
• the compensation space of the inner container is then refilled by a volume equal to that from it - 9 -
• volume discharged corresponds to the volume which has been discharged from the outer or media container. If, as is also conceivable, no medium is to be drawn into the expansion tank from the outlet opening of the discharge device or the media tank, a suction opening separate from the outlet opening of the expansion tank can be provided, which e.g. associated with the atmosphere.
• a corresponding valve control can be provided, optionally with valves opening and closing alternately or offset, which operate in a pressure-dependent and / or path-dependent or mechanically controlled manner.
• the invention also relates to a method for producing a discharge device, which can be configured as described or differently.
• a discharge device which can be configured as described or differently.
• at least two containers which may have substantially different or approximately the same, in particular not inherently rigid, wall thicknesses, are produced or shaped in a mutual material connection, after which they are transferred from this shape position into a different operational or initial functional position the.
• This enables very simple production, e.g. a one-piece production, a production in heat and / or a production in a single operation, unless the shaping of the two containers is provided completely or at least partially in such a time sequence that after the one container has been finished molded the other is subjected to further shaping.
• the invention relates to a method for filling a discharge device of the type described or another type, in particular for filling with one of the media mentioned or fluids.
• the container space to be filled is expediently narrowed to a substantially to completely void-free volume and then filled with the medium in such a way that it is only expanded by the volume of the medium introduced in each case until it has taken up its predetermined filling quantity.
• the ingress of foreign medium or air into the filling space can be completely ruled out and the discharge device can be filled without bubbles in the filled initial state.
• the filling can take place under overpressure, which works against the internal pressure of the expansion tank and leads to its simultaneous emptying or reduction, and / or the expansion tank can be placed under a vacuum by evacuation , which leads to the medium being sucked into the container space.
• the respective container e.g. the expansion tank is so narrowed during emptying by means of a random folding with wrinkling or the like of its walls that opposite walls are placed against one another with their insides essentially without gaps or the
• Container is even substantially to completely free of voids and only occupies a volume that corresponds to the simple or at most 4 to 5 times the material volume of its walls.
• the inner container on the outside expediently has at least one or spaced apart projections, such as folds, ribs or similar spacers, which take place the latter, or in addition, can also be provided on the inside of the outer container and through which passage gaps for the medium remain free even when the inner container lies against the inside of the outer container Has. In this way it can also be avoided that the inner container divides the outer container into two tightly separated container spaces.
• FIG. 1 shows a discharge device according to the invention in a partially sectioned view
• FIG. 2 shows the discharge device according to FIG. 1 in a partial enlargement
• FIG. 8 shows a further embodiment in a representation corresponding to FIG. 5,
• FIG. 11 shows two further embodiments in representations and 12 lungs corresponding to FIG. 1.
• the discharge device 1 has an elongated bottle-shaped vessel 2 in the form of a thin-walled hollow vessel body made of flexible plastic, which delimits a container space 3 of appropriate shape and can be almost completely gripped with one hand.
• the vessel body 2 is essentially formed by vessel walls 4 to 6 of approximately constant thickness throughout, the thickness of which is less than 5 or 2 mm and can be of the order of 1 mm.
• An approximately cylindrical vessel jacket 4 integrally connects at one end to a bottom wall 5, which may be in the form of an annular disk, and at the other end in the region of a discharge zone 7 to an end wall 6, through which the service medium flows through a vessel Neck 8 is to be discharged out of the vessel 2 to the outside, the bottom wall 5 and / or the end wall 6 being essentially stable in shape in contrast to the vessel jacket 4.
• a discharge device 9 On or in the neck 8, which in one piece only protrudes from the end wall 6 and is also dimensionally stable, is a discharge device 9 with a The basic body is used essentially in a fixed position and centered, through which the customary medium is to be discharged.
• At least one filling leveling device 10 is provided for such or another discharge device 1 in order to partially or completely fill the space area 13 of the container space 3 free of the customary medium 11 in such a way that the space area 13 is flush with the surface of the medium directly 11 occupied space area 12 adjoins.
• the two spatial areas 12, 13 are complementarily deformable, e.g. so that when the position of the vessel 2 changes, the specifically lighter space 13 always has a tendency to rise upwards relative to the space 12.
• the room area 13 is therefore stretched towards the discharge zone 7 by buoyancy, while it rises towards the bottom wall 5 when the head is upside down.
• the area 13 is essentially completely occupied by a compensating or supplementary medium 14, which is sealed off from the area 12 and enclosed in a receptacle 15, which here is essentially completely encapsulated within the container space 3 and how its
• the container wall 16 is essentially freely movable in relation to this container space 3 or the space area 12 over most of its extent in the direction of one, two or three spatial axes.
• the continuously one-piece and approximately constant thick container wall 16 is essentially limp, but is self-resilient and / or permanently deformable by tensile strain without tearing. It can be folded equally at any point without any damage and therefore the receptacle 15 can also be crumpled so that the recording space enclosed by it is reduced to a zero volume.
• the receptacle 15 By filling with the medium 14, the receptacle 15 can be continuously converted into all intermediate sizes up to its maximum volume size with unfolding, sections of the receptacle 15 or the container wall 16 adjoining each other in the longitudinal and / or transverse direction being substantially independent of one another in these directions and / or are deformed or moved transversely to their surface and can therefore adapt to any distribution of the medium 11 in the container space 3 or space area 12.
• the receptacle 15 can fill the container space 3 almost completely or at least 80 to 90%.
• the receptacle 15 is fixed with respect to the container space 3 with a holder 18 only at a single point 19 located close to the boundary of the space 3, while all other areas of the receptacle 15 up to the flat abutment on the vessel walls 4 to 6 are freely movable relative to the container space 3 in each of the directions mentioned.
• the receptacle 15 forms with the bracket 18 or one or two bracket bodies 21, 22 a pre-assembled unit 20 separately from the vessel 2, which can be mounted on the vessel 2 even with the discharge zone 7 tightly closed so that the bracket bodies 21, 22 are in their predetermined Functional position are connected to the receptacle 15.
• This structural unit 20, which could possibly also be inserted through the neck 8, is then inserted from the outside of an associated vessel wall 5 with most of its extent into the container space 3 and is fixed with respect to this vessel wall 5 by the holder 18.
• a holder body 21 lies essentially over the entire surface on the inside or on the inner circumference of the container neck 17, and the other holder body 22 lies on the outside or on the outer circumference of approximately the same longitudinal section of the container neck 17.
• the clamping surfaces of the clamping seat 23 are self-locking, acute-angled to conical with approximately the same cone angle and narrowed towards the outer end of the container neck 17, so that the inner holder body 21, which forms its holder surface on the outer circumference, extends from the inside of the receiving container 15 into the outer Bracket body 22 is to be used.
• the clamping gap of the clamping seat 23, which extends to the outside of the vessel 2, can only be sealed by the container neck 17 lying in it and / or thereby both against the customary medium 11 and against the compensating medium 14, that between the container neck 17 and the
• a respective direct sealing or adhesive connection is provided for each clamping or mounting surface, which can be a fusion connection, an adhesive connection or the like.
• a seal 24, for example an annular seal, can also be provided to seal a mounting gap.
• the holding tion body 21 are pre-assembled with the receptacle 15 so that the container neck 17 is fixed in its longitudinal direction with respect to the holder body 21.
• a holding and / or tensioning member is provided, which tensions the container neck 17 against the outer circumference of the holder body 21 and / or secures it by cross-sectional deformation.
• the holding member can be formed by the seal 24 and engages in a circumferential groove in the holding surface of the holding member 21 with radial prestressing such that it stretches the container neck 17 in this area over the entire surface against the bottom surface of the circumferential groove or depression.
• the container neck 17 together with the holder body 21 and the holding member 24 can be inserted axially into the holder body 22 up to the stop, a snap connection engaging at the end of the plug-in movement, the snap member of which can also be formed by the seal 24.
• the mounting surface of the mounting body 22 also has a recess or circumferential groove or a similar snap counterpart, which is adapted to the snap member 24 and into which the seal 24 projecting outward beyond the mounting surface of the mounting body 21 snaps in under a prestressed manner.
• the receptacle 15 is highly flexible in connection with the container neck 17, its container wall 16 for mounting the holder body 21 can be placed on its rear end face in the plugging direction and, with the help of the container wall 16, the holder body 21 can be pressed into its mounting position.
• the end face of the holder body 21 expediently protrudes slightly beyond the associated end face of the holder body 22, the clamp seat 23 expediently extending approximately to the latter end face.
• the support body 22 which is essentially dimensionally stable like the support body 21, forms with its end facing the container space 3 a centering section 25 which projects freely into the space area 12, which at the outer end integrally merges into a ring flange-shaped support flange 26 which projects beyond its outer circumference and closely to the vessel wall 5 penetrating mounting opening 27 is adapted.
• This assembly opening 27 is narrower than the inner width of the container space 3 or the vessel wall 4 following the vessel wall 5, so that the container neck 17 and the centering section 25 have a radial distance from the inside of the vessel wall 4.
• the centering section 25 With a small axial distance from the inner, annular end face or support surface of the support flange 26, the centering section 25 carries in an annular groove an annular seal 28 which, like the seal 24, is made of elastically resilient material and can be elastically deformed in cross section by squeezing.
• the spatial area 12 in the area of the assembly opening 27 is sealed to the outside with this seal 28.
• the seal 28 and / or another member can also form a snap member of a snap connection 29, with which the holder body 22 is secured in a form-fitting manner with respect to the vessel wall 5 essentially without axial play by axial bracing and frictionally secured against rotation.
• the seal 28 When the holder body 22 preassembled with the seal 28 is inserted into the mounting opening 27, the seal 28 is initially radially narrowed by sliding along the inner circumference of the mounting opening 27 and then overlaps both the inside of the vessel wall 5 and the inner circumference of the mounting opening 27 so that the support surface of the support flange 26 bears against the outer surface of the vessel wall 5 under the prestressing of the seal 28.
• the receptacle 15 then extends freely from the inner end or end surface of the holding body 21 or 22 into the container space 3.
• the receptacle 15 possibly also as an untied, free-floating bubble in the container space 3, to be completely hermetically sealed and, for example, to fill it with a medium, such as a reagent, which adapts itself, before it can be opened only by destruction the emptying of the room area 12 expands.
• a medium such as a reagent
• Discharge device 1 is approximately atmospheric pressure.
• a compensating passage 30 is provided, which belongs to the assembly 20 and passes through the holder 18 or the holder body 21 in such a way that it forms a line connection between the inside and the outside of the receptacle 15, which at least saves space can be partially or completely within the container neck 17.
• the passage 30 forms a connection between the inside of the container and the outside atmosphere, so that air with a lower flow resistance can be sucked into the receptacle 15 or the space area 13 from outside the container space 3 as required than it is again to the outside can be expelled.
• a control valve 31 such as a one-way or non-return valve, is provided for this purpose Forms part of the assembly 20 or the assembly of the receptacle 15 and the holder body 21.
• the passage 30 or the valve 31 lies approximately in the central axis of the holder 18, which also the central axis of the vessel 2, the container space 3, the vessel walls 4, 5, 6, the discharge zone 7, the neck 8 and / or the Discharge device 9 can be provided that these components are correspondingly coaxial to one another.
• a central area of the one-piece mounting body 1 forms a valve housing 32, in which a circular or disk-shaped valve body 33 can be moved freely between a closed position and an open position without a valve spring.
• valve body 33 In the closed position, the valve body 33 rests with an end face on an annular disk-shaped valve seat 34 of the valve housing 32, and in the open position the valve body 33 rests with the other end face on a valve stop 35 which is inserted through an enlarged bore section of the valve housing 32 and an associated portion of the passage 30 forming sleeve is formed.
• valve 31 closes and when there is underpressure it opens.
• the vessel wall 5 forms radially outside the inlet opening 36 or the support flange 26 an annular outside 37 as a stable base for the discharge device 1, and within this outside 37, the vessel wall 5 forms a recess 38 on the outside, in which the support flange 26 against the Outside 37 is arranged completely sunk. Since the outer forehead surface of the holder body 21 is set back slightly from that of the holder body 22 and the inlet opening 36 is located in this end surface, the inlet opening 36 is also secured by the outer end surface of the holder body 22 against accidental closure.
• the discharge device 1 is expediently provided with a pump 40 with which on the one hand the customary medium 11 is discharged via the discharge zone 7 and on the other hand the quantity of the specifically heavier compensation medium 14 contained in the receiving space 39 of the receiving container 15 is changed, for example during the return of the pump 40 to the starting position following a pump stroke is to be increased by suction.
• the pump 40 is designed here in the manner of a bellows or squeeze pump, namely to be actuated by manually narrowing the vessel wall 4 and thus the outer circumference of the container space 3.
• the pump 40 is resiliently self-resetting, for example, in that the vessel 2, after being compressed and released, approximately returns to its original shape or to the initial size of the container space 3 due to its inherent elasticity.
• the pump 40 When the pump 40 is actuated, a pressure increase is brought about in the pump or container space 3, namely in the space area 12 and in the space area 13 or in the receiving space 39, by which the valve 31 is closed and an outlet valve assigned to an outlet channel 43 of the discharge device 9 44 is opened depending on pressure.
• the customary medium 11 enters the latter via the inlet 42 of the outlet channel 43, which is at a distance from the vessel wall 6 within the container space 3 and the receptacle 15, passes through the valve 44 and exits from the outside of the discharge device 1 or the discharge opening 9, which may be formed before the first use by a completely closed wall, which is to be pierced to the opening.
• the actuation also leads to a pressure increase of the medium 14, which can then slowly discharge the medium 11 in the manner of a resilient energy store via the wall 16.
• the pump 40 If the pump 40 is released from the actuation at the end of this pumping stroke, it automatically returns to the starting position, as a result of which a negative pressure is created in the container space 3 or in the space area 12 or 13 and the valve 31 is opened, so that ventilation is provided of the container space 3 in the receptacle 15, air is sucked in from the outside in such a way that the volume of the receptacle 15 increases by unfolding and / or expanding its container wall 16 by approximately the volume which is free in the container space 3 due to the preceding discharge of the customary medium 11 has become.
• the valve 44 closes e.g.
• the pump can also be formed by the discharge device 9 and e.g. be designed as a bellows and / or piston pump, in which case the vessel wall can also be dimensionally stable.
• the receptacle 15 With increasing emptying of the space 12, the receptacle 15 is widened, whereby the customary medium 11 can redistribute itself in accordance with the gravitational conditions in the vessel space 3 which change due to changes in the position of the vessel 2, and the shape of the receptacle 15 adapts accordingly.
• the container wall 16 can temporarily lie flat or slightly adherent on the inside of the respective vessel wall 4 to 6 and can subsequently be detached again by the medium 11 and brought to a distance.
• the custom medium 11 is preferably not compressible or less compressible than the compensating medium 14, which with the receptacle 15 usually covers most of its Can form a circumferential flushed displacement or core body in the container space 3.
• the container wall 16 can also, in the manner of a climbing piston, increasingly lay along the inside of the vessel wall 4 in the direction of the discharge zone 7, so that the spatial region 12 does not surround the spatial region 13 in the manner of an envelope, but rather transversely to the central axis with respect to the spatial region 13 the intermediate end section of the container wall 16 is separated.
• the container space 3 can be in the top position or the like
• Custom medium 11 are filled, after which only the assembly 20 is inserted and thereby the filling opening 27 is closed.
• the essentially empty receptacle 15 can first be placed on the medium in the container space 3 or pressed into it, and shortly before or during the manufacture of the seal or the snap connection 29, as much equalizing medium can be introduced via the inlet opening 36 with a slight overpressure are pressed into the receptacle 15 in such a way that it fills all areas of the container space 3 which are still free of the service medium 11, air or the like previously present in these areas being able to escape to the outside along the seal 28 which has not yet been snapped into place.
• the design according to the invention is also only suitable for such a bubble-free filling of a container space 3 or a room area 12. It can also be filled via the discharge zone 7.
• an outlet closure 46 can also be provided, which keeps the outlet 45 or the outlet channel 43 and / or when an outlet valve 44 is arranged, the valve body 48 of which is closed in a pressure-tight manner during the said filling or when the discharge device 1 is not in use.
• Mandrel 49 or the like which can be removed and reinserted without destruction and reinserted, can form a sealing plug for the outlet opening 45 and / or a form-fitting hold-down device for the valve body 48.
• the mandrel 49 is expediently a component of a snap lid 50 or the like, which is to be placed on the outer end of the application device 9 via a snap connection, the mandrel 49 projecting from the inside of the lid end wall.
• FIGS. 3 to 12 the same reference numerals are used for corresponding parts as in the other figures, but with different letter indices. All features according to FIGS. 1 to 12 can also be interchanged or provided additively and / or in combination. For example, can contain several receptacles, holders or leveling devices or discharge devices for the same
• Container space is provided or separate vessels or separate container spaces and / or room areas can be provided in a vessel, so that e.g. separate service media can be discharged depending on one another or simultaneously and / or independently of one another with the same application device.
• the container space with the inside of its vessel shell can also form a cylinder track for a pump piston, with which individual discharge batches can be pressed out in axially successive partial strokes, e.g. via an outlet channel passing through the pump piston.
• the holder 18a has only a single holder body 21a, the holder surfaces of the clamping seat 23a being formed by the outer circumferential surface of the centering section 25a of the holder body 29a and the inner circumference of the mounting opening 27a.
• the snap member 28a is in one piece with the holding
• the ring body 21a is formed as an annular collar 28a protruding radially beyond the centering section 25a and essentially adjoins the inner end of the holder body 21a.
• a plurality of snap cams 32a which are distributed over the circumference at a mutual distance, protrude from this inner end and form a valve cage for receiving the valve body 33a, so that this small number of only two components for the holder and, like the valve body 33a, are essentially free Valve 31a lying within the receiving space 39a is required.
• the outer end of the container neck 17a can lie between the support surface of the support flange 26a formed in one piece with the support body 21a and the outside of the vessel wall 5a and can also act here as pressure-tight in the manner described.
• the valve 44a according to FIG. 3 has a valve spring 51 which is formed in one piece with the valve seat in the manner of an annular disk spring and which is operated by an associated, the section of the outlet duct 43a forming the outlet 45a is penetrated and formed by the end wall of an annular body attached to the vessel 2a.
• the valve seat lies on the inside of the valve spring 51 facing away from the outlet 45a, the radially inner side of which
• Valve seat associated area is axially movable relative to its radially outer, axially clamped area. This inner area is held in the closed position with an annular bulge 49a of the cover 50a in the closed position against the valve body 48a, which projects freely and essentially as a mandrel from the inside of the valve spring 51 in the direction of the outlet 45a
• the inner side is not attached or is adhesively attached and, as described with the aid of the compensating container 15, forms an inner container 53, the wall of which is associated with the respective vessel wall and consists of a very thin, flexible plastic film, which, however, is essentially false ten-free smoothed position reinforced by the associated vessel wall and thus at least when the container space 3c is filled, it is also secured in position under the fluid pressure.
• Walls 54 to 58 namely the jacket wall 54, the bottom and top walls 55, 56 adjoining this, ring disk or truncated cone-shaped, a section 57 immediately adjacent to the wall 55, approximately narrowed by the wall thickness of the vessel wall 4c the jacket wall 54, a neck section 58 which starts and is narrowed from the top wall 56 and an outer or annular end section 59 lying outside the container space 3c cover the associated vessel wall or the outer end face of the neck 8c or neck flange 52c im essentially completely.
• Adjoining walls merge in one piece and in cross-section over a respective rounded 60, which is also essentially full-surface, with a constant wall thickness.
• the radius of curvature of the curves 60 is greater, for example 2 to 5 times greater than the wall thickness of the vessel walls.
• the lining 53 can, for example, be made from a film tube blank inserted into the vessel body 2c or passing through it in the openings 7c, 27c by applying overpressure inside, evacuating the space between the vessel walls and the lining walls and / or elevated temperatures. temperature with permanent wall stretching and widening are formed directly on the inner sides or the end face of the neck 8c, so that the vessel body 2c forms the Forming tool and the lining 53 is an accurate image of the associated surfaces of the vessel body 2c without any gaps.
• the vessel body 2c can be preformed or at the same time shaped in the manner described above against a mold determining its outer shape, the increased temperature effecting the adhesion between the walls.
• the lining 53 can also be partially or completely preformed, cooled or removed in a separate, reusable molding tool and then inserted into the vessel body 2c via one of the openings 7c, 27c.
• the compensating container 15c essentially has the shape and size described with reference to the inner container 53, so that it can rest on the outer boundary of the container space 3c formed by the inner container 53 in a substantially fully tension-free manner, as can be seen in the system of the system Inner container 53 described on the vessel body 2c.
• the receptacle 15c initially lies outside the vessel body 2c in its axis and as an extension on the bottom wall
• the container 15c being connected via its jacket neck 17c to the inside of the vessel wall 5c, thereby forming the holder 18c.
• the container 15c which can be put through the inside of the neck 17c is turned relative to its functional position in such a way that the functional inner sides 61 of its walls including the neck 17c on its outer side and its functional outer sides 62 accordingly on the outer side Lie inside.
• the walls of the container 15c lying outside the vessel body 2c are essentially completely tightly closed, so that their interior only communicates with the container space 3c and its in the case of sterile or dust-free loading of the container space 3c
• the container 15c is narrower than its width. All other transitional curves between the walls of the container 15c also form annular joint zones which allow an inversion.
• the partially or fully shaped container 15c is turned inside out from its end remote from the containers 2c, 53 and is essentially completely transferred into the container space 3c.
• the container 15c can also first be folded in the outer layer to a volume which corresponds approximately only to the material volume of its walls or at most 2 to 3 times thereof, and only then through the opening 27c to the inside of the vessel wall 55 are transferred. In both cases, the folding or transfer is possible by evacuating the container space 3c or the interior space of the external container 15c from the opening 7c. If the container 15c is stretched or turned over when it is transferred to the container space 3c, it can then be folded tightly against the bottom 5c, 55 by evacuation from the outside of the vessel wall 5c, namely through the turned neck 17c.
• the opening 27c can be closed with a cap-shaped cover 65, the end wall of which lies against the outside of the vessel wall 5c and its jacket wall lies against the constriction 57 of the vessel wall 4c in such a way that its outer circumference is aligned with that of the vessel wall 4c and merges into it approximately continuously.
• the cover 65 can carry the control valve for filling the expansion tank 15c and form the base 37c.
• the container 15c which is put or transferred into the container space 3c, is filled over the entire surface in the manner described, for example by applying an internal pressure from the neck 17c or the opening 27c. chig created on the inside of the container space 3c so that there are no voids or air or the like between it and the inside.
• the custom medium can be filled in from the opening 7c by a gradient, overpressure and / or underpressure conveyance between the walls mentioned, the container 15c receding in parallel with the increasing filling volume or being reduced by folding.
• the medium located in the expansion tank 15c can escape to the outside against an overpressure limiter through the neck 17c, the medium expediently being compressed or gaseous.
• the medium can also be conveyed by suction into the container space 3c, namely, for example, by evacuating the container 15c from the neck 17c.
• the container 15c is first folded with the filling, so that any cavities that form on its outside and are completely enclosed by it cannot contain any foreign medium, but only the filling medium.
• the expansion tank 15d can also be formed in one piece with one or all of the vessel walls 4d to 6d, 8d, 52d or their regions forming the inside of the container space 3d and / or the outside of the vessel body 2d.
• the neck 17d here goes in one piece into the vascular Wall 5d at its radially inner boundary, which forms a ring 66 which is approximately axially angled in cross-section and projects only outwardly and which is closed in an annular manner and which can be rounded off in an approximately partial or quarter-circular manner and approximately continuously in the area of this transition 67 or decreases without gradation from the wall thickness of the wall 5d to the substantially smaller wall thickness of the container 15d or the neck 17d.
• the last-mentioned smallest wall thickness can already be achieved at a distance corresponding to 1 to 3 times the thickness of the wall 5d from the outside of this wall 5d or even between the planes of the two sides of the wall 5d.
• the neck 17d forms an inverted-joint zone, around which it can be folded in two layers, so that its two layers of partially different thicknesses at the end of the shoulder 66 form an annular fold-over edge 68 form.
• This and the extension 66 are then completely covered to the outside by the cover 65d, the cover 65d having the inlet opening for filling the expansion tank 15d in the jacket and / or in its end wall, forming from the bottom wall 5d of an annular cavity can have a distance.
• FIG. 6 can be produced, for example, from a blank 64 or one-piece preform according to FIG. 7, which here is elongated, cup-shaped or sleeve-shaped, as an injection molded plastic part.
• the preform 64 has the neck flange 52d 'or neck 8d' which delimits the opening 7d 'and has zones 6d', 4d ', 5d' for the vessel walls 6d, 4d, 5d, which are adjacent to it Wall zones 4d 'to 6d' can have approximately the same thickness, a smaller thickness compared to the finished walls 4d to 6d and / or approximately the same inside and outside widths, and one in each other without gradation pass over.
• the cross section of the bottom 15d 'of the molded article 64 continuously adjoins the wall zone 5d' and is configured in the shape of a mandrel or hemisphere in the form of a thorn, with a smaller wall thickness than the respective zone 5d 'to 6d', 8d ' can, which advantageously continuously changes into the wall thickness of zone 5d '.
• the molded article 64 can be converted into a blow mold, which has the properties described with reference to FIG. 5, without complete solidification cooling or still in the plastically deformable state associated with this production. If necessary, with renewed application of heat and pressure, the zones 4d 'to 8d', 52d 'are converted into the finished container shape according to FIG. 6 with stretching and plastic deformation, the zones mentioned being almost exclusively axially stretched and an interior Molding tool is not required.
• Zone 15d ' is also located in a mold space of the outer mold corresponding to the inverted shape of the container 15d, this zone 15D' being stretched both axially and radially so much by the internal pressure and without an internal mold that the the very thin film wall forming the container 15d, which connects to the vessel body 2d via the transition 67.
• Both containers 2d, 15d are thus produced simultaneously in one work step, after which a return suction current can be generated via the channel supplying the forming pressure medium, through which the container 15d formed in the outer layer through the opening 27d into the container space 3d with folding and formation of the lip 68 is sucked in.
• This process can also be carried out in a separate operation or after removal of the structural unit from the molding tool or after cooling or solidification.
• the container 15d can also have a corresponding pocket-shaped recess 69, which accommodates this housing extension essentially without gaps.
• the receptacle 69 extends in one piece from the annular end wall of the projection 63d and can either be slipped over into the functional position according to FIG. 6 or instead, in the shape of the shape, can also protrude outwards into the interior of the container 15d located in the outer layer, so that need not be turned over to transfer into the functional position.
• the respective container can also be partially or completely manufactured in extrusion or blowing processes so that carbon monoxide or a gas with similar properties is provided as the medium present or as the pressure medium.
• the containers 2e, 53e are produced together from a double-walled, tubular preform, the container 15e being produced in the outer position at the same time.
• the preform which is open at both ends and has approximately constant cross sections over its length, can have a width which corresponds to pipe sockets 21e, 22e, which in the finished vessel body 2e only project outward from the outer sides of the walls 5e, 6e facing away from one another and are approximately the same axis lie in the middle axis 70 of the vessel body 2e.
• the inner circumference of the socket 22e is the neck 17e of the container 15e or the associated preform, while in a corresponding manner the other end of this preform or the neck 58e is fixed to the other socket 21e.
• This nozzle 21e can form an opening 71 for introducing the shaping pressure medium, for filling the container space 3e and / or for fastening an application device for the medium or a removable closure.
• the expansion tank 15f is transferred to its functional starting position, shown partly in solid lines in FIG. 9 and partly with dash-dotted lines, in which the projection 63f can also be closely folded.
• the container 15f is then located in the container space 3f in the manner of an elongated strand which is completely flushed over its circumference by the medium between the walls 5f, 6f. In this state, the container 15f can expand radially and axially in all directions until it lies completely against the walls of the vessel.
• the cover 50f closes the opening 27f with a shoulder 49f and is penetrated by the outlet opening 45f of the application device 9f inserted into the neck 8f, so that it does not have to be removed for the application.
• the discharge device 9f can contain one of the outlet valves mentioned.
• the respective attachment 23h to the associated wall can also take place according to FIG. 10 in that the associated end 58h at least one of the inner containers, e.g. of the container 15h, in a tightly folded state, is so tightly embedded in the wall 5h that it is connected to the latter with mutual welding and sealing of the associated opening of the container 15h.
• the wall 5h then forms an opening 71h which is essentially completely filled by the embedded section 58h and which can partially or completely penetrate the wall 5h.
• control means are provided in order to use the medium in the expansion tank 15k as a functional or active medium, for example, in such a way that it influences the discharge behavior or the discharge properties of the discharge device 1k by pressurization, discharge or the like .
• the air or another medium located in the container 15k can be fed directly before and / or after the outlet opening 45k to the medium coming from the space region 12k and can be atomized more finely outside the device 1k, converted into a foamed state or in the case of an unsprayed material flowing, bundled beam discharge are interspersed with the medium supplied.
• suction is drawn into the container 15k through the inlet 36k via the valve 31k.
• An outlet duct 72 branched off or separate from this inlet duct leads in the cover 50k to the discharge nozzle, for example into a swirl device between a nozzle cap and a nozzle core inserted therein.
• a pressure-dependent outlet valve 73 Arranged in this outlet channel 72 is a pressure-dependent outlet valve 73, which opens at excess pressure in the container 15k, while the valve 31k closes.
• the container 15k is also pressurized via the incompressible medium located in the spatial region 12k even if it is not in direct contact with the vessel walls of the vessel body 2k.
• the compressible medium in the container 15k is pressurized and at the same time as the supply medium is fed to the discharge nozzle via the outlet channel 72 of this nozzle and mixed with the supply medium.
• the valves 44k, 73 close and air is sucked into the container 15k from the outside again via the valve 31k.
• the neck 17k of the container 15k here is placed on a nozzle of the holder body 21k which projects through the vessel wall 6k into the container space 3k and which engages in the cover 50k with an outwardly projecting end of this channel nozzle.
• the cover 50k contains the valves 31k, 73, the inlet 36k as well as the outlet channel 72 and the discharge nozzle, wherein it has a stop for the opened valve body 48k
• the neck 17m of the respective container 15m engages in an annular gap 23m on the inner circumference of the connecting piece 22m, with annular disk-shaped folding, as a result of which the holder 18m is formed in a simple manner.
• the annular groove 23m can be formed by compression or corresponding double-layer folding of the jacket of the connector 22m and connected in a weld-like manner to the ring part of the neck 17m projecting radially outward.
• the container 15m can be narrowed by emptying it through the valve-free inlet 36m, after which the self-priming return stroke of the pump 40m and suction of medium from the container space 3m of the containers 15m follows according to the effect of a climbing piston and sucks in 36m of air through the inlet.
• the application device works in any position, e.g. lying, in the overhead position or in the upright normal position. Furthermore, it advantageously enables product storage of the process medium without preservation.
• the outlet valve can also be designed as a metering valve, so that e.g. the amount of medium applied per actuation is precisely determined by the valve stroke.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
• Package Specialized In Special Use (AREA)
• Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
• Handling Of Cut Paper (AREA)
• Liquid Crystal (AREA)
• Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
• Glass Compositions (AREA)
• Closures For Containers (AREA)

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• 1994
  • 1994-04-28 AT AT94915556T patent/ATE183982T1/de active
  • 1994-04-28 JP JP6523887A patent/JPH08509687A/ja active Pending
  • 1994-04-28 CA CA002162145A patent/CA2162145A1/fr not_active Abandoned
  • 1994-04-28 EP EP94915556A patent/EP0695269B1/fr not_active Expired - Lifetime
  • 1994-04-28 AU AU67226/94A patent/AU690552B2/en not_active Ceased
  • 1994-04-28 PL PL94311341A patent/PL173446B1/pl unknown
  • 1994-04-28 CN CN94192497A patent/CN1045419C/zh not_active Expired - Fee Related
  • 1994-04-28 ES ES94915556T patent/ES2138082T3/es not_active Expired - Lifetime
  • 1994-04-28 US US08/549,745 patent/US6062430A/en not_active Expired - Lifetime
  • 1994-04-28 WO PCT/EP1994/001343 patent/WO1994025371A1/fr active IP Right Grant

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