Abstract: A reinforcement element, suitable for composite pressure vessel, may be configured to be inserted and to fill in a hollow shaft of a plastic liner of the composite pressure vessel, the hollow shaft connecting opposite walls of the liner. The reinforcement element may include a central part and two external parts constituted by a plurality of continuous fibres impregnated with a first resin. The central part of the reinforcement element may have a dimension substantially equal to the dimension of the hollow shaft and being a full part. The two external parts may be able to be unfolded and fixed on the external surface of opposite walls of the liner. A composite pressure vessel may include such a reinforcement element.

Abstract: The present disclosure relates to a fuel tank including a tank wall which has at least two wall sections opposite one another and a stiffening device situated between the two opposite wall sections, and a method for manufacturing such a fuel tank. According to the present disclosure, it is provided that the stiffening device includes at least one connecting strut, each end of which has a profile section, which engages with one complementary profile section each on the two opposite wall sections of the container wall in a tension-resistant manner in such a way that the connecting strut absorbs compressive forces acting on the container wall.

Abstract: A vessel for storing pressurized gas. The storage vessel may be manufactured in a variety of predetermined shapes. Plural frame members are interconnected with each other, collectively forming a lattice frame. A network of internal supports is disposed within the interior of the lattice frame, the internal supports being made of a carbon-reinforced composite material. The storage vessel has an outer shell made up of layers of carbon-reinforced composite material sheets enveloping the exterior of the lattice frame.

Abstract: A logistics post for use in a vehicle includes an inner wall and an outer wall. The logistics post is arranged to couple with panels to form a sidewall of a vehicle. At least a portion of the inner wall is spaced apart from the outer wall to form a mount passage therebetween. The inner wall includes a plurality of logistics slots that extend through the inner wall and open into the mount passage.

Abstract: A partial reinforcement packing structure includes wall portions and corner portions between adjacent two of the wall portions. The wall portions or the corner portions are provided with reinforcement strips. In the same conditions, a thin material replaces a thick material to meet the technical requirements of product packing. The present invention can ensure the strength of packing without increasing the entire thickness of packing, be in line with the concept of low-carbon environment, reduce production cost, and enhance comprehensive benefits.

Abstract: A commodity tank for use with an air seeding implement includes a series of panels arranged to form an enclosure defining a volume configured to hold a supply of commodity. At least one or more of the panels has a warping-reducing bend formed therein. The commodity tank further has a series of tubular members with each tubular member located between adjacent and perpendicular panels to define a respective corner of the enclosure.

Abstract: A shipping container liner system for use in the shipping of bulk flowable products is described. The system comprises a specially adapted shipping container liner that is self-supporting without the need of rear-mounted rigid supportive bars to retain the liner within the shipping container during filling and discharge. The system comprises an arrangement of interior support baffles operating in conjunction with a plurality of exterior anchor straps adapted to distribute the cargo load throughout the length of the liner. A specialized hopper for unloading the bulk material is also disclosed.

Abstract: A corner board includes first and second sides, each including a board material; a bend between the first and second sides, joining first and second sides together; and a slit adjacent to a first end of the corner board, the slit completely crossing the bend and partially crossing the first and second sides. In addition, a method of manufacturing a corner board includes bending a board stock to form first and second sides of the corner board with an angle therebetween; cutting the board stock into fixed lengths, the bent and cut board stock forming the corner board; and forming a slit near a first end of the corner board. The present corner board may be advantageously rested or placed along a vertical edge of a container or stack of containers.

Abstract: A distensible fuel tank included in a vehicle is provided. The distensible fuel tank includes a housing and a compliance structure coupled to the housing, the compliance structure including a base element coupled to a side of a structural element.

Abstract: A packaging system for providing lateral support for a packaged appliance is provided. The packaging system comprises a carton sized to fit around the appliance and having opposing side walls, each having an aperture extending there through; a cross brace having opposing ends and a hollow interior space at each end, the cross brace extending between the first pair of opposing sidewalls such that the cross brace hollow interior space at each end communicates with an aperture; and a pair of plugs, each plug having an elongated body and a flange extending laterally from an end of the elongated body, the flange located adjacent the exterior surface of one of the first pair of opposing side walls, the body of the plug extending through the corresponding aperture and within the hollow interior space of one end of the cross brace so that together the plugs position and secure the cross brace within the carton.

Abstract: The invention provides a reinforcing corner post suitable for use with a container comprising a foldable blank having a base panel and a pair of opposed side wall panels, and a pair of opposed end wall panels, the side wall panels and end wall panels being foldable into upright positions relative to the base panel to define opposed side walls and end walls with corners being formed at the junctions of the side walls and end walls, the reinforcing corner post being provided at all or selected corners of the container, wherein the corner post comprises an external post section which embraces the corner, and an internal post section which nests within the corner, and engaging means for releasably coupling the external post section and internal post section to one another by longitudinal displacement of the external post section and internal post section relative to one another to an engaged position, and locking means for securing the inner post section and the outer post section in the engaged position.

Abstract: A prismatic tank has outer and inner walls and internal horizontal stays. The walls include a plurality of horizontal beam sections. Each beam section has two parallel flanges interconnected by a web and a pair of opposing end faces. The beam sections are stacked one on top of the other and joined together along adjoining longitudinal edges of respective flanges and at end faces of respective beam sections such that a joint is formed between a first end face of a first beam section and a second, abutting end face of a second, abutting beam section. The web of the first beam section is recessed at the first end face and the web of the second beam section is recessed at the second end face so as to leave a first opening in the joint.

Abstract: A distensible fuel tank included in a vehicle is provided. The fuel tank may include a housing enclosing a lattice structure including at least two intersecting wall members, each wall member including a plurality of panels arranged in a repeating pattern, the plurality of panels having planar sides including a compliance panel having a first and second section configured to fold about a crease line. In this way, multi-directional compliance of the fuel tank can be achieved, while increasing structural integrity.

Abstract: A container box includes an outer box for receiving an inner box therein. Ribs are formed on an inner surface of the outer box, and extend in a fitting direction, and are gradually changing in height so that molds can be easily removed after the molding. The ribs includes the normally-inclined ribs gradually increasing in height in the fitting direction of the inner box, and the reversely-inclined ribs gradually decreasing in height in the fitting direction of the inner box.

Abstract: An enclosure and method that includes a plurality of surrounding sidewalls that are each about a longitudinal axis forming a plurality of longitudinal axes that are substantially each co-axially positioned to one another for the plurality of surrounding sidewalls. Each surrounding sidewall including a first end portion and a second end portion with the longitudinal axis spanning therebetween, each surrounding sidewall also having an interior portion and an exterior portion. Further included in the enclosure is an attachment element disposed within each said interior portion that is operational to attach the surrounding sidewalls to one another such that each longitudinal axis is substantially co-axial resulting in two oppositely disposed sidewall free end portions. Also included in the enclosure is a pair of arcuate covers, wherein each cover is adjacent to each sidewall free end portion, wherein the covers are arced inwardly toward the interior portion.

Abstract: A packaging system for providing lateral support for a packaged appliance is provided. The packaging system comprises a carton sized to fit around the appliance and having opposing side walls, each having an aperture extending there through; a cross brace having opposing ends and a hollow interior space at each end, the cross brace extending between the first pair of opposing sidewalls such that the cross brace hollow interior space at each end communicates with an aperture; and a pair of plugs, each plug having an elongated body and a flange extending laterally from an end of the elongated body, the flange located adjacent the exterior surface of one of the first pair of opposing side walls, the body of the plug extending through the corresponding aperture and within the hollow interior space of one end of the cross brace so that together the plugs position and secure the cross brace within the carton.

Abstract: A carton can comprise a plurality of panels that extends at least partially around an interior of the carton and comprises a top panel, a bottom panel, a first side panel, and a second side panel. A plurality of end flaps are respectively foldably connected to respective panels of the plurality of panels and at least partially form a closed end of the carton. The plurality of end flaps can comprise a top end flap foldably connected to the top panel. A reinforcing insert can comprise a central panel, a reinforcing end flap, and a reinforcing side flap. The central panel at least partially overlaps the top panel, the reinforcing side flap is foldably connected to the central panel, and the reinforcing end flap comprises a proximal portion foldably, an intermediate portion, and a distal portion. The distal at least partially overlaps the top end flap.

Abstract: Example embodiments are directed toward industrial packages. Example embodiments may meet several packaging requirements for different modes of transport, including both roadway and flight regulations such as Department of Transportation (DOT) Class 7 requirements for ground transport of radioactive materials and International Air Transport Association (IATA) Regulations for air transport of radioactive materials. Example embodiments may include integrated bumpers, specialized bottom tube skids, lid lattice support, multiple gasket pressurization seal, corner reinforcement, and/or multiple shielding and modular interior components.

Abstract: A transformer tank having opposing walls and junctions between adjacent tank walls being intermediate walls defining obtuse angles with respect to each of their respective adjacent tank walls such that the tank is free from perpendicular wall intersections. Internal framework is disposed within the tank for preventing inward wall deflections and is anchored to the intermediate walls and is substantially free from attachment to the opposing walls. The tank undergoes volumetric expansion in response to increases in internal positive pressure to avoid tank rupture.

Abstract: A packing box comprising a rectangular bottom plate and a plurality of side plates erected from the periphery of the bottom plate and surrounding the bottom plate, in which at four corners in corner parts formed by the plurality of side plates, frame columns, each erected from the bottom plate side and extending to the midway to a distal end of the side plates, are formed and joined to the side plates, and the bottom plate, the side plates, and the frame columns are formed by one corrugated fiberboard sheet.

Abstract: An improved structural panel and connector sidewall construction is presented. While maintaining the benefits of standard structural panel designs, a two post connector construction achieves many benefits of traditional sidewall designs, including simplified replacement of damaged panels. The novel sidewall construction also achieves the important objective of providing smooth trailer walls without rivets and minimal recesses, protrusions and snag points. The easy panel replacement of the novel sidewall construction is achieved by utilizing interlocking posts as connectors. An interior post and an exterior post interlock to form a panel connector. Adhesive is also used to secure the posts together, and the strength of the adhesive bond is aided by the posts having a substantial area of contact with each other. The posts of the panel connectors may be designed to be easily separable by bonding the two posts together with a thermally degradable adhesive.

Abstract: A packaging for biological material comprises two substantially parallel walls connected to each other along a part of their periphery and in a central area. The packaging may be used for cryopreservation of biological material.

Abstract: A shipping container liner system for use in the shipping of bulk flowable products is described. The system comprises a specially adapted shipping container liner that is self-supporting without the need of rear-mounted rigid supportive bars to retain the liner within the shipping container during filling and discharge. The system comprises an arrangement of interior support baffles operating in conjunction with a plurality of exterior anchor straps adapted to distribute the cargo load throughout the length of the liner. A specialized hopper for unloading the bulk material is also disclosed.

Abstract: A waste water tank having an inner tank with an inner tank wall; a concentric outer tank with an outer tank wall; a plurality of inner walls extending from the outer tank wall to the inner tank wall, such that the plurality of inner walls divides the outer tank into a plurality of chambers; and a plurality of cables attached to and extending between adjacent pairs of the inner walls, such that the cables provide support to the inner walls when the chamber defined by the inner walls, the inner tank wall, and the outer tank wall is full of fluid and adjacent chambers are empty.

Abstract: A plastic tank for liquids formed as a rectangular-solid or cubic container has four sidewalls, an upper base with a filling socket, a lower base, and an outlet socket, the outlet socket being formed on the lower section of a sidewall for connection to a tapping valve. The upper corner regions between the sidewalls and the upper base of the container and/or the lower corner regions between the sidewalls and the lower base of the container have at least one indentation or projection each.

Abstract: Example embodiments are directed toward industrial packages. Example embodiments may meet several packaging requirements for different modes of transport, including both roadway and flight regulations such as Department of Transportation (DOT) Class 7 requirements for ground transport of radioactive materials and International Air Transport Association (IATA) Regulations for air transport of radioactive materials. Example embodiments may include integrated bumpers, specialized bottom tube skids, lid lattice support, multiple gasket pressurization seal, corner reinforcement, and/or multiple shielding and modular interior components.

Abstract: An automotive fuel tank is provided in which a plurality of mounting members are provided on a built-in part which are fusion bonded to an inner surface of an outer wall of the fuel tank so as to attach the built-in part in place in the fuel tank. An abutment portion is formed on the mounting member which is brought into abutment with an inner surface of the outer wall of the fuel tank. The abutment portion has formed thereon an abutment surface which is made to tightly stick to the inner surface of the outer wall of the fuel tank and elongated projections which project from the abutment surface, whose cross section at their distal end portions is of triangular shape and which penetrate into an interior of the outer wall of the fuel tank, and a height of an apex of the elongated projection from the abutment surface is in the range of 30% to 70% of a thickness of the outer wall of the fuel tank.

Abstract: An improved structural panel and connector sidewall construction is presented. While maintaining the benefits of standard structural panel designs, a two post connector construction achieves many benefits of traditional sidewall designs, including simplified replacement of damaged panels. The novel sidewall construction also achieves the important objective of providing smooth trailer walls without rivets and minimal recesses, protrusions and snag points. The easy panel replacement of the novel sidewall construction is achieved by utilizing interlocking posts as connectors. An interior post and an exterior post interlock to form a panel connector. Adhesive is also used to secure the posts together, and the strength of the adhesive bond is aided by the posts having a substantial area of contact with each other. The posts of the panel connectors may be designed to be easily separable by bonding the two posts together with a thermally degradable adhesive.

Abstract: The invention provides a reinforcing corner post suitable for use with a container comprising a foldable blank having a base panel and a pair of opposed side wall panels, and a pair of opposed end wall panels, the side wall panels and end wall panels being foldable into upright positions relative to the base panel to define opposed side walls and end walls with corners being formed at the junctions of the side walls and end walls, the reinforcing corner post being provided at all or selected corners of the container, wherein the corner post comprises an external post section which embraces the corner, and an internal post section which nests within the corner, and engaging means for releasably coupling the external post section and internal post section to one another by longitudinal displacement of the external post section and internal post section relative to one another to an engaged position, and locking means for securing the inner post section and the outer post section in the engaged position.

Abstract: Blast resistant and blast directing container assemblies for receiving explosive articles and preventing or minimizing damage in the event of an explosion. The container assembly comprises a container of blast resistant material and a blast mitigating material located within the container. The container is collapsible for storage when empty. The container assemblies have utility in aircraft, where weight is an important consideration, as cargo holders or containment devices in the passenger cabin. They also are useful as transport devices for hazardous materials such as gunpowder and explosives, e.g., bombs and grenades.

Abstract: A box includes a base having a substantially rectangular perimeter. A pair of side walls and a pair of end walls extend upward from the perimeter of the base to form a box bottom having rounded corners and vertices. The box bottom includes a mouth at the top thereof. The mouth has a substantially rectangular perimeter. Reinforcing ridges are formed at the corners and vertices of the box bottom, and a lip formed at the perimeter of the mouth. A lid fits over the mouth of the box bottom. The lid includes a collar having a cuff that engages the lip to hold the lid in position over the mouth of the box bottom. At least one air hole is formed in the base and in the lid. A plurality of inwardly protruding panels is formed in the lid and in the base and walls of the box bottom.

Abstract: A mailbox includes opposing side pieces, a bottom piece, a rear piece, and a door, all made from die-cast aluminum. The side pieces include abutting top flanges and the mailbox further includes a channel engaging the top flanges to hold the top flanges together. Screws extend through the channel into threaded engagement with the top flanges, and also extend through apertures into apertured bosses to secure all components together. Address signage (sand-cast) is provided for selective attachment to the sides, door or top of the mailbox. The door is pivotally mounted to the mailbox by a pivot pin that telescopingly extends into holes in the side pieces to facilitate assembly.

Abstract: A container constructed of parts that are injection molded using a synthetic resin molding technique includes a base, side walls and end walls. The side and end walls are movable between a first position in which the side and end walls are collapsed in the interior of the base and a second position in which the side and end walls are erect for being engaged at the corners by over center latches that are also molded of a synthetic resin material. The latches fit within recessed areas of the side or end walls such that when the latches are in a locked or unlocked position, the latches are contained entirely within a recessed area, which is recessed with respect to the exterior surface of the walls. Thus, when the latches are in the latched or unlatched position, the latches do not project outwardly beyond the exterior surface of the walls.

Abstract: Blast resistant and blast directing containers, as well as doors and closures therefor, for receiving explosive articles and preventing or minimizing damage in the event of an explosion. The container comprises at least three nested bands of material wherein the bands are oriented relative to one another to substantially enclose a volume and to form a container wall having a thickness substantially equivalent to the sum of the thicknesses of at least two of the bands. The containers have utility as cargo holders, particularly in aircraft where weight is an important consideration, and as transport devices for hazardous materials such as gunpowder and explosives, e.g., bombs and grenades.

Abstract: An endcap assembly (10) for attachment to a front end of a stowage bin (12) is provided. The endcap assembly (10) includes an integral inner panel (16) and an outer panel (18) coupled to the inner panel (16). The integral inner panel (16) has one or more reduced thickness portions (26) and one or more brackets (22, 24) extending from the reduced thickness portions (26).

Abstract: A composite sandwich panel (16) having at least one integral fold-up bracket (22, 24) is provided for use in various assemblies. The composite sandwich panel (16) has at least one integral fold-up bracket (22, 24) integrally formed therein and extending therefrom. This composite sandwich panel (16) is comprised of a face sheet material, e.g. a fiberglass material, an aluminum material, and a carbon material, that is placed on both sides of a filler honeycomb material. Preferably, each integral fold-up bracket (22, 24) has at least one locking tab (28) extending therefrom for insertion into at least one anchor slot (30) formed within the composite sandwich panel (16). The engagement between the locking tab (28) and the anchor slot (30) is intended to hold the integral fold-up bracket (22, 24) within a desired position and in a desired shape. Also, the panel preferably has a folding line (26) integrated therein for the purpose of facilitating bending of the composite sandwich panel (16).

Abstract: The present invention is a hollow article with an integral impact absorbing rib and the method of manufacturing the same. The apparatus is a hollow article made of thermoplastic resin and integrally formed by blow molding, comprising a first wall and a second wall confronting across a spacing. There is an integral rib between the first wall and the second wall, wherein the integral rib comprises a flat rib between the walls and one or more hollow ribs adjacent to each of two side ends of the flat rib. The impact absorbing rib is disposed at intervals and in an impact action direction. The rib is uniform in shape, dimensions and wall width, and free from reduction of wall width of the inner rib, yet possessing proper structural support and mechanical strength, and excellent in impact absorbing performance.

Abstract: A tote box and method of assembling a tote box is disclosed which incorporates a box, four corner enhancers, four corner strengthener clips and a top rail which is secured over the top edge of the erected walls of the box. The walls of the box are held together with corner enhancer assemblies without the benefit of any mechanical fasteners such as rivets or the like. The corner strengthener clips are attached to the corner enhancers to create the corner enhancer assemblies. The top rail may be secured onto the box by a hook on at least one of the side walls of the top rail, which engages tabs of the box walls. The top rail may have a vertical lip which facilitates stacking multiple tote boxes.

Abstract: The shock-absorbing wall structure can be used to equip transport containers which may suffer major falls, generating very high energy on impact.

Abstract: Sealed structural joints for use in manufacturing pressurized tank structures, and particularly cryogenic fuel tanks. In a preferred embodiment, the structural joints and seals comprise a strain-compliant material as applied to a joint or seam to provide a surface to bridge the joint with a continuous skin so as to provide a completed bonded inner surface. In the preferred embodiment, the strain-compliant material comprises honeycomb, although foam cores and homogenous elastomeric materials may also be utilized. Among the specific applications by which the joint seals of the present invention may be employed include splice joint seals, frame seals, and access cover openings.

Abstract: The invention relates to a freight container (1) having sides (10, 20) oriented perpendicularly to each other and defining an internal cargo space, and having a rectangular access opening which allows access to said cargo space, said access opening being surrounded by straight sections of a groove (43), said sections being oriented perpendicularly to each other, said groove (43) extending in a plane which is substantially parallel with the access opening, said freight container (1) having separate groove connection devices (50) with a groove (51) which has a cross-sectional shape corresponding to the groove (43), and which forms a continuously extending smooth transition between two adjoining sections of the groove (43).

Abstract: A pan for use with a well for receiving the pan is disclosed herein. The pan includes a bottom panel, a plurality of walls, and a ramp. The plurality of walls extend upwardly from the bottom panel and define a cavity. The plurality of walls also have an upper end which defines a top opening. The upper end has an extension away from the cavity which defines a rim. The ramp is proximate the rim and exterior to the cavity, whereby the pan rides up on the ramp when the pan is drawn up against the well.

Abstract: A reinforcing block (15) adapted to fit closely into and extend along the joint (10) between the floor (12) and wall panel (14) of a container of the type commonly used for bulk food storage and display in supermarkets. The block (15) has an underside surface (16) and rear surface (18) for abutting, respectively, the floor (12) and wall panel (14). The exposed surface (20) of the block extends at approximately 45.degree. between the underside and rear surface forming an obtuse angle with both the wall and floor surfaces. The end portions (24, 24') of the block taper into the joint (10) so that their exposed surfaces form an obtuse angle with the joint. This arrangement enables easy cleaning of the container.

Abstract: In a so-called strapless bin erected on a pallet, normally open self locking clips are compressed during bin erection by the on fork bin sides to lock and hold adjacent right angle bin sides in the erected disposition. The two off pallet bin sides have peripheral self locking corner irons, with two such self locking corner irons being placed on either vertical side of the off pallet side with vertical inset returns at their extremity. There inset returns key to corresponding routed grooves formed exteriorly at the side vertical edges of the adjoining on pallet bin sides. An internally mounted normally open side supporting clip is placed on the interior of the off pallet side at a sufficient interval to snugly capture the on pallet exteriorly grooved side into the self locking corner irons of the off pallet side. When the on pallet side seats at the routed grooves to the inset return of the off pallet side, the spring clip opens, snugly locking the two bin sides at right angles in an erected configuration.

Abstract: A fuel tank system includes a fuel tank defined by an external wrapper or skin within which fuel tank reinforcing support structures are incorporated, the fuel tank support structures further incorporating a tank mounting system for producing simplified mounting of the fuel tank system to a desired portion of a frame rail of a vehicle. The unibody construction produces an enhanced, significantly elevated level of ground clearance for the fuel tank system, the clearance being defined by the bottom wall surface of the fuel tank of the system.

Abstract: The invention relates to an equipment case with a metallic, self-supporting casing and an inner frame forming a reception space for equipment and components and which is fixed to the casing jacket by means of vibration-damping elements spaced from the casing. According to the invention a casing jacket comprising a single part is provided and its base and cover surfaces and vertical lateral parts are formed in a bending process. Angle bevels and a circumferential, front and back hollow section are formed on the casing jacket. The angle bevels are used for the vibration-damping reception of the inner frame, whilst the hollow section of the casing jacket, in the same way as an extruded section of the front and/or back cover contribute to the integral construction of the equipment case and to a particularly good accessory adaptation.

Abstract: A composite pressure vessel, for the containment of pressurized fluid, having at least two opposed wall regions, and a plurality of internal fibers fixedly attached to and extending between the at least two opposed wall regions, interiorly of the pressure vessel, so as to resist the force of the pressurized fluid tending to force the at least two opposed wall regions apart.

Abstract: A file holder for holding a plurality of file folders, wherein a support surface and a plurality of perpendicularly extending side panels have a hemmed support edge and a hemmed panel edges, respectively. The hemmed support edge and the hemmed panel edges provide structural strength to the file holder while providing a file opening which has increased space for the easy insertion and extraction of file folder and a file holder with relatively smooth surfaces that do not catch or tear the file folders. The file holder also has a plurality of dividers which are secured to the support surface and a back wall and which provide additional structural support when a file holder is stacked on another file holder or other shelving. The file holders are constructed with attachment holes and nesting members so that multiple file holders can be stacked on one another.

Abstract: A generator support base and storage tank assembly includes an outer support frame structure and an inner arcuate-shaped structure. The outer support frame structure is formed by a pair of substantially vertical flat end plates and a substantially horizontal flat top plate fixedly connected at opposite ends to upper ends of the vertical end plates. The inner arcuate-shaped structure underlies and is fixedly connected at its opposite upper longitudinal edges to the underside of the horizontal top plate. The inner arcuate-shaped structure also extends between and is fixedly connected at its opposite end edges to the inside of the vertical end plates. These connections of the inner arcuate-shaped structure to the outer support frame structure provides sufficient structural reinforcement and strengthening of the outer support frame structure to support the electrical generator on the horizontal flat top plate thereof.

Abstract: A container for bulk material, having side walls and a bottom, in combination with an insert of flexible material. The insert has side walls of the same shape as the side walls of the container and fits removably in the container. The insert has a tubular core spaced inwardly from the side walls of the insert, this core being of flexible material and having connecting elements that extend between the core and the side walls of the insert. The insert has a filling aperture, whereby during filling of the container with bulk material, the bulk material connects initially in the core and presses the flexible material of the core radially outwardly into a cylindrical shape.