WO2006111038A2 - Recipient pour materiaux en vrac et flasque de raccordement pour recipient pour materiaux en vrac - Google Patents

Recipient pour materiaux en vrac et flasque de raccordement pour recipient pour materiaux en vrac Download PDF

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Publication number
WO2006111038A2
WO2006111038A2 PCT/CH2006/000216 CH2006000216W WO2006111038A2 WO 2006111038 A2 WO2006111038 A2 WO 2006111038A2 CH 2006000216 W CH2006000216 W CH 2006000216W WO 2006111038 A2 WO2006111038 A2 WO 2006111038A2
Authority
WO
WIPO (PCT)
Prior art keywords
flange
container
bulk material
connection
bulk
Prior art date
Application number
PCT/CH2006/000216
Other languages
German (de)
English (en)
Other versions
WO2006111038A3 (fr
Inventor
Jean-Marie Cuennet
Original Assignee
Visval Ag
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
Priority claimed from EP05405306A external-priority patent/EP1702866A1/fr
Application filed by Visval Ag filed Critical Visval Ag
Priority to PCT/CH2006/000216 priority Critical patent/WO2006111038A2/fr
Priority to EP06721918A priority patent/EP2066571B1/fr
Publication of WO2006111038A2 publication Critical patent/WO2006111038A2/fr
Publication of WO2006111038A3 publication Critical patent/WO2006111038A3/fr

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Classifications

    • 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
    • B65D88/00—Large containers
    • B65D88/16—Large containers flexible
    • B65D88/1612—Flexible intermediate bulk containers [FIBC]
    • B65D88/1668—Flexible intermediate bulk containers [FIBC] closures for top or bottom openings
    • 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
    • B65D88/00—Large containers
    • B65D88/54—Large containers characterised by means facilitating filling or emptying
    • B65D88/72—Fluidising devices
    • 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
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/54—Gates or closures
    • B65D90/62—Gates or closures having closure members movable out of the plane of the opening
    • B65D90/626—Gates or closures having closure members movable out of the plane of the opening having a linear motion

Definitions

  • the invention relates to a bulk material container and a connection flange for filling and / or emptying the bulk goods container.
  • the bulk material container For filling a bulk goods container with bulk material, the bulk material container is usually connected to a filling station (also referred to as docking), whereupon bulk material from the filling station is filled through a bulk material opening formed in the bulk material container (also referred to as filling opening) into the bulk material container.
  • a filling station also referred to as docking
  • the bulk material container filled with bulk material is usually connected to a discharge station for emptying, whereupon the bulk material from the bulk material container is discharged or emptied into the emptying station through a bulk material opening formed therein (also referred to as an outlet opening, emptying opening or outlet opening). It is known that for filling and emptying of the bulk goods container, the same bulk material opening can be used, which is then both the filling opening and the outlet opening of the bulk goods container.
  • EP 04 405 150.6 (Visval AG) is described as a bag or large container (also called “big bag”, “bulk bag” or “FIBC” (flexible intermediate bulk container)) formed bulk goods container whose container walls of a made of flexible material.
  • This bulk material container is provided with a connection flange, which is made of a solid material and in which the outlet opening is formed.
  • the connection flange can be connected in such close proximity to the connection part of a discharge station that, when the connection flange is connected to the connection part, ie in a state of the bulk goods container connected to the discharge station, bulk material flows out of the bulk material container through the outlet opening into the emptying station (also called flowing) can.
  • connection flange which specifically corresponds to the connection part of the emptying station, it is inserted even in the case of flexible container walls ensures tight connection of the bulk goods container to the emptying station. This prevents bulk material flowing past the emptying station through the outlet opening and being lost. Due to the complex production but the cost of such bulk containers are relatively high.
  • the object of the invention is to provide a bulk material container belonging to the technical field mentioned at the outset as well as a connecting flange, which ensure a tight connection of the bulk goods container to a filling and / or emptying station and are inexpensive.
  • a bulk material container has a container wall which has one, two or more layers. At least one of the layers has at least one part made of a flexible material.
  • the bulk goods container further has at least one connection flange provided with a bulk material opening, which is made of a solid material. The connection flange is connected by means of a connecting device optionally releasably connected to the layer made of the flexible material layer portion of the container wall.
  • the bulk material container has a container wall composed of one or more than one container wall, which delimits an interior space (also referred to as a bulk material receiving space) formed for receiving bulk material from the environment of the bulk goods container.
  • the container walls may be composed of one or more layers (sometimes referred to as shells, shells or layers). At least one of the layers has a flexible part (ie a part made of one or more flexible, especially foldable materials).
  • the provided with the flexible lot layer can be made only partially or completely from the flexible material. In the case of further layers, these may also be made partially or completely of flexible materials or even completely of solid (ie rigid and substantially non-flexible, non-foldable) materials.
  • flexible material for the production of the flexible portion of the container wall are any flexible, foldable flat (especially sheet-like) materials suitable, as they are known for the production of bulk containers with flexible container walls (eg bags, big-bags, bulk bags or FIBCs), so eg paper, metal foil, plastic film, plastic fabric, cardboard, textile materials as well as composite materials composed of such materials or the like.
  • the flexible portion of the container wall (i.e., the layer portion of the container wall made of the flexible material, hereinafter also referred to as the flexible layer portion) may be e.g. be designed as outlet pipe, outlet hose, filler neck or filling hose of the bulk material container. But it can also be designed as a floor, side wall or ceiling of a bulk material container, which is provided with a flexible bottom, a flexible side wall, a flexible ceiling and / or made exclusively of flexible material container walls.
  • the connecting flange can be made of any solid material, as it is known for the production of solid bulk containers and / or made of solid materials connecting flanges of bulk containers. Such materials are e.g. PP (polypropylene), PE (polyethylene), other solid plastics, metal, glass fiber reinforced or carbon fiber reinforced epoxy resin materials or similar.
  • the fixed connection flange is provided with a bulk material opening which can be designed as an outlet opening for emptying bulk material received in the bulk material container and / or as a filling opening for filling bulk material into the bulk goods container.
  • the connecting device is used for selectively releasable connection of the connection flange with the container wall.
  • the connecting flange is connected by means of the connecting device, which acts tensile strength in at least one direction of pull, optionally releasably connected to the tensile strength of the container wall made of the flexible material layer in the pulling direction.
  • the connecting device is designed to selectively detachable connection of the connection flange with the layer of parts made of the flexible material of the container wall.
  • the connecting device can be designed as an integral part of the connecting flange and / or the flexible layer part of the container wall that can be connected to it.
  • connecting device may also have these separate connecting elements, which are arranged tensile strength on the connection flange and / or on the flexible layer section.
  • connection flange which is made of a solid material
  • connection flange is optionally detachably connected to the flexible portion of a layer of the container wall (and thus to the container wall). This means that the connection flange can be detached from the flexible layer section in a non-destructive way and then connected to another flexible layer section again. This creates the opportunity for multiple use of the connection flange by first non-destructive of a used, no longer usable flexible layer or layer part (eg in the form of an inliner or a bag) and then released for further use with a new flexible layer or layer section a container wall can be connected.
  • a reusable connection flange can in particular be designed as a replacement unit for multiple use for different bulk material containers, which are identical or different.
  • connection flange can reduce the cost per use of the connection flange and provided with this bulk goods container.
  • connection flange can either be permanently or optionally detachably connected or connectable to one of the layers which does not have the flexible layer section to which the connection flange is optionally releasably connected or connectable again be.
  • a bulk material container according to the invention may be, for example, a bag with a single-layered, made of a flexible material bag wall, on which the Connection flange is optionally releasably attached again.
  • the container wall of such a bulk container has only a single layer.
  • a bulk material container may also be a barrel made of a solid, non-flexible material (eg a container made of plastic and referred to as "rigid intermediate bulk container” or "RIBC") Material manufactured inliner (also referred to as inner shell) is provided.
  • the inliner may e.g. from a tubular film, in particular a PE tubular film (i.e., a tubular film made of polyethylene).
  • the connection flange is either detachably connected to the inliner or connectable.
  • the inliner can optionally be releasably attached to the connection flange or attachable thereto, the inliner being detachable from the connection flange without having to destroy the connection flange.
  • the connecting flange and the entire bulk goods container, with the exception of the inliner, are thus designed for multiple reuse (i.e., multiple filling and emptying).
  • a bulk goods container according to the invention may also be a big bag or a bulk bag with an outer casing made of a flexible (in particular foldable) but robust material which forms an outer layer of the container wall and also of a flexible material manufactured inliner, which forms an inner layer of the container wall and in which the bulk material is receivable.
  • the connection flange is optionally detachably connected to the inliner and / or with the outer shell.
  • the connection flange can optionally be releasably connected only to the inliner again, while it is not connected to the outer shell at all or else inseparably connected.
  • connection flange only with the outer shell optionally releasably connected, while he is not connected to the inliner or indissolubly.
  • connection flange can also be releasably connected to both the inliner and the outer shell.
  • connection device for selectively releasable connection of the connection flange with the container wall or its flexible layer part can be a
  • Frictional connection device also known as adhesion or frictional connection Device referred to be. That is, the connecting device acts in the at least one pulling direction by adhesion, in order to connect the connecting flange optionally releasably tension-resistant again with the layer part made of the flexible material.
  • the connection device may be any type of traction-connection device which is designed for selectively releasable connection of flexible sheet material to a device made of solid material.
  • a force-fit connection device may in particular be a clamp connection device in which the connection flange is connected by clamping force to the flexible layer part of the container wall.
  • the flexible layer part can in particular be clamped on the connection flange, that is to be held by clamping force on the flange.
  • the connection flange and the flexible layer part can even be connected to each other only by clamping force optionally releasably.
  • connection devices which are designed for selectively detachable connection of flexible sheet material with a device made of solid material, for example, form-locking connections, optionally releasable adhesive joints, etc.
  • connection device is designed as a clamping device such that the clamping force, which connects the flexible layer part with the connecting flange, at a connection of this opposing tensile load increased by the tensile load resp. is reinforced.
  • the connecting device is designed in such a way that an increase in a tensile load (which would release the container wall from the connecting flange without a connecting device) results in an increase in the clamping force which connects the flexible layer part to the connecting flange.
  • An at least partially load-locking clamping device of this type can be realized for example by a special design of clamping surfaces, between which the flexible layer section is clamped.
  • the clamping surfaces may be designed and arranged for this purpose such that the material web of the flexible scarf section over noses, edges oa forms leads, which this track once or redirect several times.
  • the clamping device is designed such that the material web is deflected at least once by more than 90 degrees.
  • connection device for selectively releasable connection of the connection flange with the flexible layer part of the container wall can also be a form-fit connection device.
  • the connecting device acts in the at least one pulling direction by positive locking, in order to connect the connecting flange optionally releasably in a tension-resistant manner to the layer section made of the flexible material.
  • the connecting device may be any form-locking connection device which is designed for selectively releasable connection of flexible sheet material with a device made of solid material.
  • a positive connection may e.g.
  • a positive-locking connection based on the stop and counter-stop, however, it is also possible to provide a positive-locking connection of the type of a Velcro connection.
  • connection flange and the flexible layer part can even be connected to each other only by positive locking either releasably.
  • connection flange and the flexible layer part can even be connected to each other only by positive locking either releasably.
  • non-positively acting connection devices are possible.
  • the bulk material container is further provided with a reinforcing band, which is optionally detachably arranged along an outer circumference of the connecting flange.
  • a reinforcing band can prevent excessive deformation of the connecting flange.
  • this can be done without reinforcement.
  • excessive deformation of the connecting flange occur in such a way that this deformation leads to unintentional release of the connecting flange of the container wall, with which the connecting flange is connected.
  • the reinforcing band may also help to meet relevant test standards by reinforcing the connection flange so that the bulk material container provided with the connection flange passes the prescribed test procedures.
  • the reinforcing tape may be in the form of an annularly closed band.
  • the reinforcing band (in particular in the case of an annularly closed band) is provided with a length adjustment device which is designed to adjust the length (or the circumference in the case of an annularly closed band) of the reinforcing band.
  • a reinforcing tape may e.g. be designed in the manner of a hose or pipe clamp (also referred to as hose or pipe clamp).
  • the reinforcing tape may e.g. be made of metal and / or of a fiber material (in particular glass or carbon fibers).
  • a further preferred embodiment of the invention is characterized in that the connecting flange has at least one first and one second flange element which are each designed as separate flange elements and optionally connectable to each other and are again detachable from each other.
  • the flexible layer part connected to the connection flange is held between the two flange elements and thus connected to the connection flange.
  • the flexible layer portion is free from the flange, so that it can be completely detached from the flange.
  • a connection flange with two separate flange elements makes it possible to arrange one of the flange elements on the inside and the other flange element on the outside of a container wall (or its flexible layer part) in order to connect them to the container wall (or its flexible layer part), wherein the Container wall (or its flexible layer portion) in the region of the connection flange completely intact (ie without any perforations permeable to bulk material) and can be completely sealed for bulk material.
  • the connection flange state of the flexible layer part this particular between the two flange elements held by clamping force, ie clamped, or be held by positive engagement.
  • the two flange elements are formed as separate, separable units, which in turn can each be designed as one-piece or multi-piece elements.
  • a flange element may be substantially annular in shape, with a substantially constant cross-sectional shape along a circular line.
  • connection flange composed of a plurality of separate flange elements
  • it can also consist only of a single flange element (which in particular may even be only one piece), which is designed for selectively detachable connection to the flexible layer section.
  • the first flange element of a connection flange provided with a first and a second flange element is preferably provided with at least one locking element (also referred to as a locking piece) which is designed and arranged on the first flange element such that in the interconnected state of the flange elements (ie in one state in which the first flange element is connected to the second flange element), the locking element is selectively adjustable between a first (locking position) and a second (open position) position.
  • first position locking position
  • the locking element engages behind a retaining part of the second flange element such that the first and the second flange element can not be detached from one another.
  • the second position open position
  • the locking element no longer engages behind the retaining part, so that in this position of the locking element, the first and second flange element can be detached from each other.
  • the locking element may be formed as an integral part of the first flange and / or tensile strength connected to the first flange.
  • the retaining portion may be formed as an integral part of the second flange and / or tensile strength connected to the second flange.
  • the retaining portion may be a retaining edge, a retaining bar, a retaining eye or other retaining device, behind which the locking element can engage to provide a tension-tight connection between the first flange and the second flange.
  • the two flange elements are locked against displacement in a direction of displacement with respect to each other and thus tensile strength connected to each other in this direction of displacement.
  • In the second position of the locking element it is possible to move the flange with respect to each other in the direction of sliding to release them from each other.
  • a locking device is further provided for the connection flange provided with the locking element, which locking device is designed for selectively releasable locking of the locking element in the first position.
  • the locking element In the interconnected state of the flange, the locking element can be locked or blocked by means of the locking device in its the retaining portion engages behind (first) position, an undesired adjustment of the locking element from the first position (and an undesirable release of the connection between the first and second flange ) to prevent.
  • the locking device may have a band or another blocking means which presses on the locking element in order to lock it in its first position.
  • the reinforcing strip can be designed and arranged on the connecting flange such that it simultaneously serves as a blocking means of the locking device, in that the reinforcing band in its state arranged on the outer circumference of the connecting flange presses on the locking element and thereby locks it in its first position.
  • a bulk material container comprising a connecting flange comprising at least a first and a second separate flange element
  • the flexible layer section optionally releasably connected to the connecting flange is designed as a portion of a first layer of the container wall, wherein the container wall further comprises a second layer , which has at least one lot made of a flexible material.
  • the connection flange has, in addition to the separate first and second flange elements on at least a third flange, which is also formed as a separate flange and optionally connectable to the second flange and again from the second flange is detachable.
  • the flexible layer section of the second layer is held between the second and the third flange element and thus connected in a tension-proof manner to the connection flange.
  • the flexible layer section of the second layer is free of the connection flange, so that the second layer can be completely detached from the connection flange.
  • the made of the flexible material lot of the second layer (hereinafter also referred to as flexible layer section of the second layer or as a second flexible layer section) is selectively releasably connected by means of the connecting device (or another lot of the connecting device) with the connecting flange.
  • the further part of the connecting device is used for selectively releasable connection of the flexible layer portion of the second layer with the connection flange, wherein in a connected to the connection flange state, the second flexible layer portion between the second flange and the third flange is held.
  • the first flexible layer part is held in a state connected to the connection flange between the first flange member and the second flange member.
  • This further part of the connecting device can be designed analogously to the above-described connecting device (respectively to the first part of the connecting device described above), which serves for selectively releasable connection of the flexible layer part of the first layer to the connecting flange.
  • the connecting flange according to this embodiment of the invention by means of the connecting device selectively releasably connectable to the flexible portion of the first layer and / or optionally releasably connectable to the flexible portion of the second layer of the container wall.
  • the third flange element is in turn formed as a separate, separable from the second flange element unit, which in turn may be formed as a one-piece or multi-piece element.
  • the third flange element may in turn be substantially annular, for example, with a substantially constant cross-sectional shape along a circular line.
  • the second flange element is preferably designed as an at least two-part unit, wherein the second flange element has at least one first flange part and one second flange part which are each designed as separate flange parts and optionally connectable to one another and again detachable from one another.
  • the flexible layer part of the first layer is held between the first flange element and the first flange part of the second flange element.
  • the flexible layer part of the second layer is held between the third flange element and the second flange part of the second flange element.
  • the second flange element is composed of two optionally connectable and again detachable flange parts, the possibility for selectively connecting and disconnecting a first container unit of a second container unit of the bulk material container is provided, wherein the first container unit, the first layer (for example, be an outer shell of the bulk material container can), the first flange member and the first flange portion of the second flange member, while the second container unit, the second layer (which may be, for example, an inliner of the bulk goods container), the third flange member and the second flange of the second flange member.
  • the first container unit, the first layer for example, be an outer shell of the bulk material container can
  • the second container unit, the second layer which may be, for example, an inliner of the bulk goods container
  • the third flange member and the second flange of the second flange member which may be, for example, an inliner of the bulk goods container
  • the first can be separated from the second container unit in order to use either the first and / or the second container unit independently of one another several times.
  • the first flange and the first flange of the second flange of the first layer and the third flange and the second flange of the second flange of the second layer separated and thus used several times.
  • the first and the second flange part of the second flange element are preferably designed such that they can be separated from one another automatically (ie by means of an automatic separation device). This allows automatic (and thus safer and more efficient) operation of filling and emptying stations, provided they are equipped with a suitable separation device.
  • a form-locking connection device For the purpose of selectively connecting and detaching the two flange parts of the second flange element, these are advantageously provided with a form-locking connection device.
  • a form-locking connection device may be formed, for example, in the same way as a so-called lens bayonet (also referred to as a bayonet lock), which is used for selectively releasably connecting an interchangeable lens with a camera body of a camera.
  • lens bayonet also referred to as a bayonet lock
  • connecting means for selectively releasably connecting the two flange of the second flange possible such as screw, clip connections oa
  • this aspect of the invention need not necessarily be used in conjunction with the container wall, which can optionally be detachably connected to the connecting flange.
  • a bulk material container which is composed of two optionally connectable and again detachable container units such that the first container unit comprises a first part of a connection flange for connecting the container to a filling and / or a discharge station and an outer shell of the container wall while the second container unit comprises a different part of the connection flange and an inliner of the container wall, which has at least one made of flexible material lot also be used in an advantageous manner, if either the first part of the connection flange fixed and insoluble with the outer shell and / or the other part of the connection flange is firmly and permanently connected to the inliner.
  • first container unit may be designed as a reusable replacement unit for use with a plurality of second container units, which may be identical and different.
  • second container unit may be designed as a reusable replacement unit for use with a plurality of first container units, which may be identical and different.
  • a bulk goods container has a container wall which has one, two or more layers. At least one of the layers has at least one part made of a flexible material.
  • the bulk material container further has at least one connecting flange provided with a bulk material opening, which is made of a solid material, and a for selectively closing and opening the bulk material opening formed closure body, which is also made of a solid material.
  • the connection flange is connected by means of a connecting device optionally releasably connected to the layer made of the flexible material layer portion of the container wall.
  • the connecting flange further comprises at least one flexible material bounding the bulk material opening.
  • the resilient portion may in particular be a wall portion which limits the bulk material opening. The resilient part interacts with the closure body.
  • the closure body can be arranged in the bulk material opening with a closure body part, the dimension of which is slightly larger than the corresponding dimension of the bulk material opening or of the bulk material opening bounding portion of the connection flange.
  • the closure body in its region in which it is arranged in the bulk material opening have a slightly larger outer circumference than the corresponding circumference of the bulk material opening (or the bulk material opening limiting portion of the connection flange) in an open state (ie, in one state without closure body inserted into the bulk material opening). Due to the resilient portion of the connecting flange of the closure body can still be arranged in the bulk material opening of the connection flange. It is obvious that this aspect of the invention does not necessarily have to be used in connection with the container wall which can optionally be detachably connected to the connecting flange.
  • the resilient portion of the connecting flange may be formed as part of a spring latching device by means of which the closure body can be latched in a position closing the bulk material opening.
  • the closure body is designed such that it comes from the outside (ie from the sweet environment of the bulk material container ago) in the bulk material opening of the provided with the Ranfiansch bulk container to bring the closure body in a suitable for selectively closing and opening the bulk material opening position.
  • the closure is advantageously designed conically in its portion arranged in the bulk material opening in such a way that the circumference of the closure body in this region is in the direction of the interior of the bulk material gets smaller.
  • FIG. 1 shows a bulk material container according to a first preferred embodiment of the invention in a simplified, partially vertically sectioned partial representation, with a covered outlet opening.
  • Fig. 2 shows the bulk material container of Fig. 1 in a simplified, partially vertically sectioned partial representation, with more remote from the outlet opening
  • FIG. 3 shows a bulk material container according to a second preferred embodiment of the invention in a simplified, partially vertically sectioned partial representation
  • FIG. 4 shows a first flange element of a connecting flange of the bulk goods container from FIG. 3 in a simplified view from above; 5 shows a further flange element of the connecting flange of the bulk goods container from FIG. 3 in a simplified view from below;
  • Fig. 6 shows a bulk material container according to a third preferred embodiment of the invention in a simplified, partially vertically sectioned partial representation.
  • FIG. 7 shows a bulk material container according to a fourth preferred embodiment of the invention in a simplified, partially vertically sectioned partial representation.
  • FIG. 1 shows a bulk material container 50 in the form of a bag 50, with a flexible container wall 53 or bag wall 53, which is made of a synthetic material and which has the form of a casing which is closed on all sides except for the closure described below.
  • a closure is used in the lowest, the bottom of the bag 50 forming portion of the bag wall 53.
  • the closure has a substantially annular connection flange 51, 52 and a closure body 60.
  • connection flange is composed of a first, outer flange element 52 and a second, inner flange element 51, both of which are substantially annular in shape and are arranged in the illustration of FIGS. 1 and 2 such that their ring axes coincide and extend substantially vertically, wherein the connecting flange 51, 52 is arranged substantially at the bottom of the bulk goods container.
  • the inner (second) flange member 51 has a substantially circular cylinder jacket lower (ie, located in the vicinity of the outer side of the bag 50) lot and a substantially funnel-shaped upper portion which rises from the upper end of the lower portion of obliquely upwards and outwards.
  • the upper side 19 of the inner flange member 51 is located further from the outside of the bag 50 in the interior of the bag 50 and forms a part of its bottom. This upper side 19 drops in the direction of the outlet opening 54 described below in order to assist the outflow of the bulk material.
  • the outer (first) flange member 52 has substantially the shape of a thick ring having a central passage whose diameter is substantially equal to or even slightly smaller than the outer diameter of the lower portion of the inner flange member 51.
  • the lower part of the inner flange element 51 is pressed into the central passage in the outer flange element 52 with the bag wall 53 arranged between the inner flange element 51 and the outer flange element 52 plugged.
  • the inner flange member 51 is inserted from above into the central passage in the outer flange member 52, so that the two flange members 51, 52 and the bag wall 53 clamped between them are connected to each other by clamping force in that even when the bag 50 is completely filled with bulk material, it remains sufficiently connected to each other by the load of the bulk material and can not be separated from each other.
  • an annular collar 56 which projects radially outwardly in a horizontal plane from the inside and above subsequent batch of the outer flange member 52 and for coupling the flange element 52 or the bag 50 provided with the connection flange 51, 52 to a filling or emptying station (not shown).
  • Fig. 1 shows the bag 50 during transport between a filling and a discharge station.
  • the entire underside of the inner flange 51 is covered by a covering member formed as an integral part of the bag wall 53.
  • the bag 50 is shown in a ready for emptying state, as it is achieved after connecting the bag 50 to a drainage station.
  • the portion of the bag wall 53 covering the inner flange element 51 at the bottom has been cut away in order to release the bulk material opening 54 formed in the inner flange part 51 and the annular channel 57 described below.
  • annular channel 57 In the underside of the inner flange 51, an annular channel 57 is formed, which opens at the top into a plurality of passages 48, 49, which obliquely upward through the upper (ie inner with respect to the bag 50) lead lot of the inner flange 51 therethrough , In order to support the emptying of bulk material from the bag 50, during the emptying process compressed air can be blown through the annular channel 57 serving as the compressed air inlet of the bag 50 and the compressed air passages 48, 49 into the interior of the bag 50.
  • the opening into the interior of the bag 50 upper ends of the passages 48, 49 are covered by a shut-off body 65 which is made of a flexible, resilient plastic material and has the shape of a flat, annular disc.
  • shut-off body 65 If there is no overpressure or only a slight overpressure in the compressed air passages 48, 49, they are sealed off by the shut-off body 65. However, if there is a greater overpressure in the compressed air passages 48, 49, the shut-off body 65 made of a flexible material is somewhat deformed by the compressed air, so that compressed air can flow from the passages 48, 49 into the interior of the sack 50. Overall, the shut-off 65 simultaneously serves as Shut-off and as a closing spring of check valves, which close the compressed air passages 48, 49 to the interior of the bag 50 and allow a flow of compressed air into the bag 50, however, prevent compressed air and / or bulk flow in the reverse direction from the bag 50 out.
  • the closure body 60 is designed and arranged for selectively closing and opening the outlet opening 54. It is made of a solid plastic and substantially as an axially symmetrical, hollow, thin-walled and one-piece molded part 60 formed below (ie in the region of the outside of the bag 50 side facing the closure body 60) has a circular cylinder shell-shaped lot, which subsequently above a cone-shaped tip is placed, the latter being arranged completely in the interior of the bag 50.
  • the closure body 60 is arranged such that the axis of symmetry of the closure body 60 is vertical and is arranged coaxially with the ring axes of the first and second flange elements 52, 51.
  • the diameter of the lower (ie outer), cylinder jacket-shaped portion of the closure body 60 (which coincides with the maximum diameter of the upper (ie inner), conical portion of the closure body 60) is slightly larger than the inner diameter of the outlet opening 54 formed in the inner flange 51 in that the lower part of the closure body 60 can be press-fitted in the outlet opening 54 in order to close it tightly, as shown in FIGS. 1 and 2.
  • the closure body 60 is displaceable upwardly and downwardly in the vertical direction with respect to the connection flange 51, 52 and can be raised upward from the connection flange 51, 52 in order to optionally close or release the outlet opening 54 and thereby open the closure for emptying bulk material out of the Sack 50 to open.
  • the position with the closure body 60 displaced maximally downwards (shown in FIGS. 1 and 2) is referred to as the closed position of the closure body 60 or of the closure.
  • FIG. 3 shows a bulk goods container 150 embodied as FIBC (flexible intermediate bulk container) 150, whose container wall has a first layer in the form of an outer casing 153 made of a flexible, solid material and a second layer in the form of a an inliner 133 made of a flexible material.
  • the two layers 133, 153 comprehensive container wall has the shape of a shell which is closed on all sides except for the closure described below.
  • a closure is used in the lowest.
  • the closure has a substantially annular connection flange 120, 151, 152 and a closure body 160.
  • connection flange is composed of a first, outermost flange element 152, a second, middle flange element 151 and a third, innermost flange element 120, all of which are substantially annular in shape and are arranged in the illustration of FIG. 3 such that their ring axes coincide and extend substantially vertically, wherein the connecting flange 120, 151, 152 is disposed substantially at the bottom of the FIBC 150.
  • the flange members 120, 151 and 152 are made by injection molding of a solid plastic.
  • FIG. 4 shows the first (outermost) flange element 152 of the connecting flange 120, 151, 152 shown in FIG. 3, together with a reinforcing strip 141 mounted on the first flange element 152 alone, in a simplified view from above, with the cross-sectional line additionally being shown in FIG. 4 11, along which the first flange element 152 is cut in the cross-sectional view of FIG.
  • FIG. 5 shows the third (innermost) flange element 120 of the connection flange 120, 151, 152 shown in FIG. 3 alone, in a simplified view from below, FIG. 5 additionally showing the cross-sectional line 11 along which the third flange element 120 is cut in the cross-sectional view of Fig. 3.
  • the innermost (third) flange member 120 of the FlBC 150 shown in FIG. 3 is similar in shape and has a similar function to the inner (second) flange member 51 of the bag 50 shown in FIGS. 1-2.
  • the innermost flange member shown in FIG 120 has a substantially funnel-shaped upper portion, which is disposed substantially within the interior of the FIBC 150 enclosed by the outer shell 153 and the inliner 133, and a lower portion, which is located closer to the outside of the FIBC 150.
  • a substantially vertically extending passage is formed, the mouth of which in the bottom of the innermost flange 120 serves as a bulk material opening 154 for bulk material received in the FIBC 150 (not shown).
  • the boundary wall 121 defining the bulk material opening 154 formed in the lower (outer) section of the innermost flange element 120 is such formed innenkonisch that the inner circumference of the bulk material 154 comprehensive passage in the direction of the interior of the FlBC increases slightly.
  • the substantially annular boundary wall 121 is formed as a resilient wall 121, so that they at least in their lower (ie outer with respect to the FIBC 150) area in the sense of a circumferential enlargement of the bulk material 154 in the direction of resiliently pushed outward in the radial direction can be.
  • a bulge 122 protruding toward the passage is formed on the inner side of the boundary wall 121 facing the passage, said bead extending in the vicinity of the bulk material opening 154 along its circumference.
  • This bead 122 is part of a spring locking device, by means of which the closure body 160 can be latched in a position closing the bulk material opening 154.
  • the closure body 160 is designed and arranged for selectively closing and opening the bulk material opening 154. It is similarly constructed and arranged as the closure body 60 shown in Figs. 1-2. Unlike the latter, however, the closure body 160 shown in Fig. 3 has a lower (ie, near the outside of the FIBC 150) portion which is not Vietnamesezylindermantel- shaped, but outer conical is formed such that the circumference of the closure body 160 decreases slightly in this game towards the interior of the FIBC 150 out. Further, in the outer side of the lower portion of the closure body 160, which faces the boundary wall 121 of the innermost flange element 120, a groove 161 is formed, which extends in the vicinity of the underside of the closure body 160 along its circumference. The cross-sectional shape of the formed in the outside of the closure body 160 groove 161 corresponds in Essentially, the cross-sectional shape of the bead 122 formed on the boundary wall 121 of the innermost flange element 120.
  • the closure body 160 is displaceable upwardly and downwardly in the vertical direction with respect to the connection flange 120, 151, 152.
  • the closure body 160 In the position shown in Fig. 3, the closure body 160 is displaced downwards so that its lower edge is arranged in the bulk material 154 and is substantially flush with the underside of the innermost flange 120.
  • this position also referred to as closing position
  • the bead 122 is received in the groove 161, so that the closure body 160 is latched by a spring latching device 121, 122, 161 in the closed position, wherein the spring latching device 121, 122, 161 from the resilient resilient boundary wall 121, the bead 122 and the groove 161 is formed.
  • the diameter of the closure body 160 at its lowermost edge is slightly larger than the inner diameter of the bulk material opening 154 formed in the innermost flange portion 120 when it is open and the boundary wall 121 is not pressed outwards.
  • the lowest part of the closure body 160 is received with a press fit in the bulk material opening 154 in order to close it tightly, as shown in FIG.
  • the closure body 160 In order to open the bulk material opening 154 for emptying bulk material from the FIBC 150, the closure body 160 is displaced upward (ie, into the bulk goods container) from its closed position shown in FIG. 3, so that it is lifted off the connection flange 120, 151, 152 and the bulk material opening 154 releases. In this case, the groove 161 is displaced past the bead 120, wherein the boundary wall 121 resiliently yields to allow this.
  • the closure body 160 is subsequently moved back downwards (ie, out of the direction of the FIBC 150), wherein the bead 122, in turn, in the groove 161 due to the spring force of the boundary wall 121 engages in order to lock the closure body 160 in the manner of a clip connection with the connection flange 120, 151, 152.
  • the entire FIBC 150 can first be rotated from its position shown in FIG. 3 through 180 degrees about a horizontal axis so that the connection flange 120, 151, 152 is now at the top of the FIBC 150 is arranged. Subsequently, the closure body 160 can be pulled completely out of its closed position upwards out of the FIBC 150 and removed therefrom. In this case, the groove 161 is displaced past the bead 120 past, wherein the boundary wall 121 in turn yields resiliently to allow this.
  • the closure body 160 can then be inserted again from the outside into the bulk material opening 154, whereby it is moved back downwards (ie into the FIBC) until the closure position of the closure body 160 is reached is. In the closed position, the bead 122 in turn engages in the groove 161.
  • Fig. 3 shows the FlBC 150 during transport between a fill and a drain station.
  • the lower surface of the innermost flange member 120 is covered by a part of the liner 133 and the outer shell 153, while the lower surface of the middle flange member 151 is covered only by a part of the outer shell 153.
  • the portions of the inliner 133 and the outer shell 153 covering the underside of the connecting flange 120, 151, 152 are cut away to release the bulk material opening 154 and the annular channel 157 described below.
  • annular channel 157 is formed, the upper (of the underside removed) lot with a plurality of radially extending reinforcing walls 123, 124 is provided.
  • Bottom of the innermost flange 120 formed annular channel 157 opens at the top into a plurality of passages 146, 147, 148, 149, which obliquely upward by the innermost flange 120 pass through and open in the interior of the FIBC 150 where it is covered by a shut-off 165 are.
  • Shut-off 165 allows a flow of compressed air through the annular channel 157 and the Passages 146, 147, 148, 149 into the FIBC 150 while preventing reverse flow of compressed air and / or bulk material out of the FIBC 150.
  • the outermost (first) flange element 152 of the connection flange 120, 151, 152 illustrated in FIGS. 3-5 has substantially the shape of a thick ring with a central passage into which the middle (second) flange element 151 can be inserted.
  • annular collar 156 is formed, which protrudes radially outward in a horizontal plane from the inside and the top adjacent section of the outermost flange element 152 and for coupling the flange element 152 or the FIBC to a filling or emptying station (not shown).
  • Flange member 152 has a retaining groove 178 formed.
  • the retaining groove 178 extends at a constant cross section of an inner peripheral line of the outermost one
  • Flange member 152 along and serves to receive a retaining lug 135 of the middle flange element 151 together with the outer shell 153 arranged between the outermost flange element 152 and the middle flange element 151.
  • the middle (third) flange element 151 of the connecting flange 120, 151, 152 shown in FIGS. 3-5 has substantially the shape of a ring with a central passage into which the innermost (third) flange element 120 can be inserted.
  • the retaining lug 135 runs with a constant cross section along an outer circumferential line of the central flange element 151. Further, in the outer peripheral side of the middle flange member 151, a retaining edge 131 is formed.
  • the retaining edge 131 runs along an outer circumferential line of the central flange element 151 and serves to retain a thickening 159, formed as a seam, of the outer shell 153 arranged between the outermost flange element 152 and the middle flange element 151.
  • a retaining groove 132 is formed in the inner flange member 120 facing inner (with respect to the annular axis of the central flange 151) peripheral side of the central flange 151 .
  • the retaining groove 132 extends with a constant cross section along an inner circumferential line of the middle flange member 151 and serves to receive a retaining lug 126 of the innermost flange member 120 together with the inliner 133 interposed between the middle flange member 151 and the innermost flange member 120.
  • On the inner peripheral side of the middle flange member 151 further arranged a made of an elastic sealing material mounting gasket 136.
  • the retainer seal ring 136 extends with a constant cross section along an inner circumferential line of the middle flange member 151 and serves to seal the gap formed between the middle flange member 151 and the innermost flange member 120 and to hold the inliner 133 disposed in this gap.
  • the above-mentioned retaining tab 126 is formed at the outer side (with respect to the ring axis of the innermost flange member 120) peripheral side of the lower portion of the innermost flange member 120 facing the middle flange member 151.
  • the retaining lug 126 runs with a constant cross section along an outer circumferential line of the lower part of the innermost flange element 120.
  • a Garrungsdichtnut 125 is formed in the outer peripheral side of the lower portion of the innermost Flanschelements 120, in which the above-mentioned Garrungs- sealing ring 136 is receivable together with the arranged between the central flange 151 and the innermost flange 120 Inliner 133.
  • the Garrungsdichtnut 125 extends with constant cross-section of an outer circumferential line of the lower portion of the innermost flange 120 along.
  • connection flange 120, 151, 152 is optionally releasably connected to the container wall of the FIBC 150 formed from the inliner 133 and the outer shell 153.
  • the outer shell 153 is selectively releasably retained between the outermost flange member 152 and the middle flange member 151, while the inliner 133 is selectively releasably held between the middle flange member 151 and the lower portion of the innermost flange member 120.
  • both the outer sheath 153 and the inliner 133 are between the outermost flange member 152 and the upper portion of the innermost flange 120 held.
  • the connecting flange 120, 151, 152 comprising the three flange elements 120, 151 and 152 to the container wall of the FIBC 150 formed by the inliner 133 and the outer casing 153
  • the retaining lug 126 of the innermost flange 120 is slid downwardly from above the inner peripheral side of the middle flange 151 and past the bracket seal 136.
  • the composite formed of the inner flange member 120, the inliner 133 and the middle flange member 151 is inserted from above into the central passage in the outer flange member 152 with the outer cover 153 disposed between the middle flange member 151 and the outer flange member 152 , pushed into it.
  • the retaining lug 135 is slid down from above the inner peripheral side of the outer flange 152 and down the wings 171, 172, 173.
  • the vanes 171, 172, 173 are initially resiliently pushed outward, away from the ring axis of the outer flange element 152.
  • the wings 171, 172, 173 lock pieces which in conjunction with the retaining lug 135 and the retaining groove 178 provide a locking device for selectively releasably locking the outermost flange 152 with respect to the central flange 151.
  • the middle flange element 151 and the outermost flange element 152 are formed in the region of the retaining lug 135 and the retaining groove 178 such that the outer shell 153 arranged between them is deflected by approximately 150 degrees. It is thereby achieved that the outer sleeve is clamped in partially load-closing function between the central flange member 151 and the outer flange member 152.
  • the clearance between the middle flange member 131 and the outermost flange member 152 is sized such that the outer shell 153 but not the thickening 159 thereof has room in this space.
  • the retaining edge 131 and the thickening 159 thus act as a stop and counter stop, which in this area the outer shell 153 and the connecting flange 120, 151, 152 by positive engagement tensile strength connect together.
  • the outer circumference of the outermost flange element 152 is finally mounted along a metal strip 141 in an arrangement comprising the wings 171, 172 173 such that it holds the wings 171, 172, 173 together in the direction of the ring axis of the outermost flange element 152.
  • the state shown in Fig. 3 of the bulk material container 150 is reached.
  • the metal strip 141 mounted on the outer flange element 152 prevents the wings 171, 172, 173 from pivoting outwards away from the ring axis.
  • the metal strip acts as a locking device, which as the
  • Flange element 152 is locked with respect to the central flange 151) can selectively lock again releasably.
  • the metal band 141 acts as
  • Flange elements 120, 151 and 152 comprising connecting flange 120, 151, 152 of the formed from the inliner 133 and the outer shell 153 container wall of the FIBC 150, the above-mentioned steps are performed in reverse order and in the reverse direction.
  • the metal band 141 is released from the outer flange member 152.
  • the wings 171, 172, 173 are pushed outwardly away from the ring axis of the outermost flange element 152 and the outer flange element 152 is pulled downwardly away from the middle flange element 151 and removed from the remainder of the FIBC 150.
  • FIG. 6 shows a representation corresponding to FIG. 3 of a FIBC 250 according to a further preferred variant of the invention.
  • the FIBC 250 shown in FIG. 6 essentially differs in that the middle flange element 251 is not formed as a one-piece molded part but as a two-part unit and a first flange part 210 and a second flange part 211, each formed as a separate flange 210, 211 and optionally connectable to each other and are again detachable from each other.
  • the remaining components of the FIBC 250 shown in FIG. 6 are similarly constructed and arranged as the corresponding components of the FIBC 150 shown in FIGS. 3-5.
  • the container wall of the FIBC 250 shown in FIG. 6 includes an outer shell 253 and an inliner 333.
  • a closure is used which comprises an annular connecting flange 220, 251, 252 and a closure body 260.
  • the connecting flange 220, 251, 252 is composed of a first, outermost flange element 252, a second, middle flange element 251 and a third, innermost flange element 220, in the latter of which the bulk material opening 254 is formed.
  • the FIBC 250 is further provided with a shut-off body 265 and a metal band 241.
  • middle flange member 251 is composed of a first outer flange 210 and a second, inner flange 211, both of which are substantially annular and are arranged in the illustration of Fig. 6 such that their ring axes coincide and essentially vertical.
  • the outer flange portion 210 has substantially the shape of a ring with a central passage.
  • the outer peripheral side facing the outermost flange element 252 of the outer flange part 210 shown in FIG. 6 is designed analogously to the outer circumferential side of the middle flange element 151 shown in FIG. 3, so that the outer flange part 210 can be inserted into the central passage of the outermost flange element 252 ,
  • a plurality of grooves 212 are formed in the inner peripheral side of the outer flange part 210 facing the inner flange part 211.
  • the inner flange part 211 has substantially the shape of a ring with a central passage.
  • the inner flange portion 211 is receivable in the central passage of the outer flange portion 210.
  • a plurality of projections 213 are integrally formed.
  • the projections 213 on the inner flange part 11 and the grooves 212 in the outer flange part 210 are arranged and formed such that they form a form-fitting connection, by means of which the outer flange part 210 and the inner flange 211 are selectively releasably connectable to each other, said positive Connection can be actuated only by sliding and rotating movements of the two flange parts 210, 211 with respect to each other in order to separate or connect the flange parts 210, 211 from each other.
  • a positive connection of the type of a bayonet closure is provided.
  • the inner flange part 211 is further provided with a few recesses 214, which are accessible from the underside of the connecting flange 220, 251, 252 ago.
  • grippers of a tool of an actuating device can be inserted, by means of which the two flange 210, 211 can be automatically optionally separated from each other or connected to each other to allow automatic filling and / or emptying of the FIBC 250.
  • the inner peripheral side facing the innermost flange element 220 of the inner flange part 211 shown in FIG. 6 is formed analogously to the inner peripheral side of the middle flange element 151 shown in FIG. 3, so that the lower part of the innermost flange element 220 into the central passage of the inner flange 220 can be plugged into it.
  • connection flange 210, 251, 252 is optionally releasably connected to the container wall formed by the outer casing 253 and the inliner 233.
  • the outer shell 253 is held between the outermost flange member 252 and the outer flange part 210 of the middle flange member 251, while the inliner 233 is held between the inner flange part 211 of the middle flange member 251 and the innermost flange member 220.
  • another holding seal ring 215 is disposed on the outer peripheral side of the lower portion of the innermost flange member 120 to additionally seal the gap formed between the middle flange member 251 and the innermost flange member 120 and for additionally holding the inline 233 arranged in this space.
  • the first container unit comprises the outer casing 253, the outermost flange element 252 and the outer flange part 210 of the middle flange element 251, while the second container unit comprises the inliner 233, the inner flange part 211 of the middle one Flange member 251, the innermost flange 220 and the closure body 265 includes.
  • FIG. 7 shows a FIBC 350 according to a further preferred variant of the invention.
  • the FIBC 350 essentially corresponds to the FIBC 250 according to the illustration of FIG. 6 and differs therefrom, in particular by a differently formed seal of the compressed air channels 348, 349 of the innermost flange element 320, a differently designed positive connection of the two flange parts of the middle one It should be noted that these differences, although shown together in FIG. 7, are independent of each other, and hence are also implemented individually and independently of one another can.
  • the innermost flange element 320 is designed such that its compressed air channels 349 open into a circumferential groove 366 on the outside of the flange element 320.
  • the shut-off body 365 is formed as an O-ring, which is made for example of a flexible, rubber-like material and comes to lie in this circumferential groove 366. As long as there is no or only slight overpressure in the annular channel 357 and in the compressed air channels 349, the shut-off body 365 seals the compressed-air channels 349 and prevents the bulk material inside the inliner 233 from entering the compressed-air channels 349 and the annular channel 357 of the flange element 320 can get.
  • shut-off body 365 is slightly deformed and the compressed air can escape past the deformed shut-off body 365 into the interior of the inliner 233.
  • the compressed air flowing into the inliner 233 simultaneously prevents bulk material from the inliner 233 from flowing into the compressed air channels 349 and the annular channel 357.
  • connection between the two flange parts 310, 311 of the middle flange element 351 does not take place as in FIG. 6 such that the inner flange part 311 from below (the terms below or below) are used as shown in Fig. 6 above, that means below that side which faces away from the interior of the inliner 233 and above, the side facing the interior of the liner 233) is inserted into the outer flange portion 310, but the inner flange portion 311 is inserted into the outer flange portion 310 from above.
  • the bayonet closure formed by the groove 312 and the projection 313 is not arranged in the lower region, but in the upper region of the two flange parts 310, 311.
  • This formation of the connection of the two flange parts 310, 311 in particular makes it easier to disassemble the two flange parts 310, 311, in that the inner flange part 310 can be removed together with the innermost flange element 320 and the inliner 233 clamped therebetween.
  • the assembly of the two flange 310, 311 may be facilitated by this formation of the compound.
  • connection device of the two flange parts 310, 311 can also be designed in such a way that the inner flange part 311 can be inserted into the outer flange part 310 both from above and from below.
  • This can be achieved, for example, by providing continuous grooves (not visible in the illustration according to FIG. 7) from the upper to the lower edge on the inner side of the outer flange part 310, so that the projections 313 on the outer side of the inner flange part 311 are continuous in these Grooves can optionally be introduced from the top or bottom to the grooves 312 and locked in the grooves 312 in the manner of a bayonet lock by a rotational movement. This allows maximum flexibility in the assembly and disassembly of the two flange 310, 311 can be achieved.
  • FIG. 6 Another difference from the FIBC 250 shown in FIG. 6 is that the retainer sealing ring 215 does not lie under the inliner 233 as in FIG. 6, ie, directly on the outer circumference of the inner flange member 220, but that the retainer sealing ring 215 is similar to FIG Retaining seal 236 of FIG. 6 comes to rest virtually over the inliner 233. Ie. First, the inliner 233 is laid over the inner flange member 320 and then the holder seal ring 215 is placed over the inliner 233, so that the holder seal ring 215 is positioned together with the inliner 233 in the corresponding recess on the outer circumference of the inner flange member 320.
  • connection flange also allows easier assembly and disassembly of the entire connection flange on the bulk material container.
  • mounting gaskets 236, 215 it is also possible to optionally position one or both mounting gaskets 236, 215 above or below the inliner 233 in order to achieve optimum sealing and clamping of the inliner in the connection flange.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)
  • Bag Frames (AREA)

Abstract

L'invention concerne un récipient pour matériaux en vrac (150), présentant une paroi qui comporte une, deux ou davantage de couches (133, 153). Au moins une des couches (133, 153) présente au moins une partie (133, 153) réalisée dans un matériau flexible. Le récipient pour matériaux en vrac (150) présente en outre au moins un flasque de raccordement (120, 151, 152) muni d'une ouverture pour matériaux en vrac (154), qui se compose d'un matériau solide. Le flasque de raccordement (120, 151, 512) peut être assemblé de manière détachable, en fonction des besoins, au moyen d'un dispositif d'assemblage, à la partie de couche (133, 153) de la paroi du récipient, qui est réalisée en matériau flexible. Le récipient pour matériau en vrac (150) et le flasque de raccordement (120, 151, 152) assurent un raccord étanche du récipient pour matériaux en vrac (150) et un poste de remplissage et/ou de soutirage, et sont économiques.
PCT/CH2006/000216 2005-04-20 2006-04-20 Recipient pour materiaux en vrac et flasque de raccordement pour recipient pour materiaux en vrac WO2006111038A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CH2006/000216 WO2006111038A2 (fr) 2005-04-20 2006-04-20 Recipient pour materiaux en vrac et flasque de raccordement pour recipient pour materiaux en vrac
EP06721918A EP2066571B1 (fr) 2005-04-20 2006-04-20 Recipient pour materiaux en vrac

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP05405306A EP1702866A1 (fr) 2005-03-14 2005-04-20 Conteneur pour matière en vrac et bride de connexion pour ledit conteneur
EP05405306.1 2005-04-20
PCT/CH2006/000216 WO2006111038A2 (fr) 2005-04-20 2006-04-20 Recipient pour materiaux en vrac et flasque de raccordement pour recipient pour materiaux en vrac
EP06721918A EP2066571B1 (fr) 2005-04-20 2006-04-20 Recipient pour materiaux en vrac

Publications (2)

Publication Number Publication Date
WO2006111038A2 true WO2006111038A2 (fr) 2006-10-26
WO2006111038A3 WO2006111038A3 (fr) 2007-01-18

Family

ID=40668395

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Application Number Title Priority Date Filing Date
PCT/CH2006/000216 WO2006111038A2 (fr) 2005-04-20 2006-04-20 Recipient pour materiaux en vrac et flasque de raccordement pour recipient pour materiaux en vrac

Country Status (2)

Country Link
EP (1) EP2066571B1 (fr)
WO (1) WO2006111038A2 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
GB2512487A (en) * 2013-03-08 2014-10-01 Structure Flex Ltd Bulk material bag discharge apparatus

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Publication number Priority date Publication date Assignee Title
DE1411551A1 (de) * 1960-10-26 1968-10-17 Container Patent Company Gmbh Zusammenlegbarer Behaelter
US5690253A (en) * 1996-08-29 1997-11-25 Custom Packaging Systems, Inc. Large bulk liquid squeeze bag
DE19641982C1 (de) * 1996-10-11 1998-05-20 Degussa Entleerungsvorrichtung für Bulk Bags und deren Verwendung
JP4088147B2 (ja) * 2002-12-26 2008-05-21 オカモト株式会社 フレキシブルコンテナ
US6923340B2 (en) * 2003-02-27 2005-08-02 The Young Industries, Inc. System and method for storing, transporting and dispensing bulk particulate materials and dispensing apparatus therefor
WO2005016789A1 (fr) * 2003-08-11 2005-02-24 Ezi-Dock Systems Limited Ensemble de connexion destine a des contenants souples

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Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2512487A (en) * 2013-03-08 2014-10-01 Structure Flex Ltd Bulk material bag discharge apparatus

Also Published As

Publication number Publication date
WO2006111038A3 (fr) 2007-01-18
EP2066571A2 (fr) 2009-06-10
EP2066571B1 (fr) 2012-12-19

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