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The invention relates to a module for the transport and storage of insulation rolls or insulation panels and a storage and transport unit.
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Insulation elements such as insulation rolls or insulation panels are very bulky products with a limited mass, and their storage and transport are relatively costly, especially given their value.
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For the transport and storage of insulation elements, especially fiber-based insulation rolls and insulation panels, standard are storage and transport units, that are large packages comprising a plurality of so-called modules arranged beside each other or stacked one above the other, with each module itself comprising a number of insulation rolls or insulation panel packets. Both the insulation rolls and the insulation panel packets, in which several panels are combined, are packaged in film, preferably in compacted form. The film covers at least the circumferential outer surface of the roll respectively the insulation panel packet. The ends of the insulation elements are for the most part exposed. Packaging at least two insulation rolls or insulation panel packets to form a module and packaging a set of modules to form a storage and transport unit is effected by means of a covering, predominantly in the form of wrapping film, such that the storage and transport unit can be handled with a fork lift or the like.
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Storage and transport units of this kind are known, for example, from
EP 0 220 980 A1 , in which insulation rolls or insulation-panel packets are packaged to modules, these modules are stacked one above the other and are then covered with a hood-like plastic-film wrapping. In this way, the largely exposed ends of the individual insulation rolls or insulation panel packets are covered and protected on the outside by a hood-like covering or else by wrapping film, as a rule stretch film.
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WO 2004/092039 A1 discloses a large package for the transport and storage of mineral-wool insulation elements, especially insulation rolls and insulation panels, which is made up of adjacent and/or stacked modules that each comprise several, preferably two-to-five or more insulation rolls or insulation panel packets combined by a film covering, and in which the modules are tied by wrapping elements such as hoods or strap retainers to form a storage and transport unit, the modules are each protected in their entirety against water ingress by a waterproof covering that is preferably permeable to water vapor.
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WO 01/10737 A1 discloses a packaging unit for a mineral-wool product having a wrapping made of sheeting material, paper or the like, with a carrying aid which is arranged on the outside of the packaging unit and beneath which the user can grip.
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EP 1 283 181 A1 discloses a packaging, comprising a rolled-up product and a wrapping having characteristics suitable for physical implementation as a vapor barrier. Due to further use of the wrapping as vapor barrier on the construction site, packaging waste shall be limited.
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EP 0 287 177 A1 discloses a packaging, comprising a rolled-up product and a wrapping which consists of shrink-wrapping applied around said rolled-up product, having a carrying strap passed axially over the wrapping round said rolled-up product. Preferably tied transversely round the rolled-up product underneath the wrapping is a locking strap securing against unwinding of said rolled-up product.
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DE 100 62 038 C1 discloses a packaging unit for a mineral wool product formed in rolls, comprising in each case at least two adjacent rolls, which are arranged one above the other and next to one another and are stored or stacked with their respective longitudinal sides and a gap between the rolls, the gap extending in the longitudinal direction of the rolls, forming a cavity between the adjacent rolls, and intended and adapted for engagement by a transport means, and wherein the rolls forming the gap are firmly fixed in their lateral position relative to one another.
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DE 10 2005 054 865 A1 discloses a pallet for transporting stacks of panels made of insulation panels, in particular mineral wool insulation panels, consisting of at least one pressure-resistant and bending-resistant insulation panel, preferably made of rock wool, which are arranged on two spaced-apart elongated support bodies made of insulation material, in particular made of rock wool, wherein the insulation panel is connected to the support bodies to form a unit.
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All these packaging elements used in the known modules and storage and transport units constitute a large amount of polymer based packaging material, which after unpackaging leads to plastic waste at the processing side. The removal of the plastic waste can cause difficulties at the processing site. Moreover, with regard to sustainability it is desirable to reduce the generation of plastic waste.
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The aim of the invention is to provide a module for the transport and storage of insulation rolls or insulation panel packets and a storage and transport unit which is improved with regard to sustainability.
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The object of the present invention is accomplished according to the invention by a module according to independent claim 1 and a storage and transport unit according to independent claim 10. Preferred embodiments emerge from the subclaims.
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The invention relates to a module for the transport and storage of insulation rolls or insulation panels, the module comprising at least two insulation rolls or insulation panel packets arranged in one layer adjacent to each other and combined by a film covering. Each insulation roll or insulation panel packet has two end surfaces and an interjacent circumferential outer surface. According to the invention each insulation roll or insulation panel packet is hold in its configuration by exactly one paper sheathing, which covers essentially the entire circumferential outer surface of the insulation roll or insulation panel packet. The film covering is waterproof and completely encasing the insulation rolls or insulation panel packets of the module.
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The main function of the paper sheathing is to uphold an insulation blanket that has been rolled to an insulation roll in the rolled form or to uphold a stack of insulation panels of an insulation panel packet in stacked form during transport and storage, so that it needs as little space as possible during transport and storage. Besides the paper sheathing preferably serves to provide product information printed onto it.
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The inventor has found that the amount of polymer based packaging material can be significantly reduced by replacing a polymer based sheathing of the circumferential outer surface of the insulation roll or insulation panel packet, i.e. the cylindrical outer surface of the insulation roll or the outer surface of the insulation panel packet, by a paper based sheathing. With regard to sustainability, this is the main advantage of the module according to the invention. Moreover, regarding the cost of paper compared to the cost of, for example, High Density Polyethylene (HD-PE) the replacement of a polymer based sheathing by a paper based sheathing is also advantageous. This is an additional advantage of the module according to the invention.
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The paper sheathing is made from a sheet of paper which length is greater than the circumference of the insulation roll or insulation panel packet, wherein the sheet of paper is preferably glued in an overlap area to form a paper sheathing covering essentially the entire circumferential outer surface of the insulation roll of insulation panel packet, i.e. a paper sheathing arranged circumferentially around the insulation roll or insulation panel packet and transversely to the longitudinal axis of the insulation roll or insulation panel packet.
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Upholding an insulation blanket that has been rolled to an insulation roll in the rolled form or upholding a stack of insulation panels of an insulation panel packet in stacked form during transport and storage by a sheathing composed of paper is more environment-friendly and more sustainable than using a polymer film for the upholding. This is one main advantage of the module according to the invention. Suitable paper materials and thicknesses for the paper sheathing are known to the skilled artisan. Preferably the paper grammage of the paper sheathing is in the range of 30 to 150 g/m2, the paper grammage being optimized to securely withstand restoring forces due to compression of the insulating material and to reduce paper weight.
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The paper sheathing is preferably composed of Kraft paper and/or recycled paper.
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As written above the paper sheathing covers essentially the entire circumferential outer surface of the insulation roll or insulation panel packet.
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In a preferred embodiment the paper sheathing covers exactly the entire circumferential outer surface of the insulation roll or insulation panel packet, i.e., the paper sheathing fully covers the cylindrical outer surface of the insulation roll or the outer surface of the insulation panel packet and does not protrude over the cylindrical outer surface of the insulation roll or the outer surface of the insulation panel packet. Thus, in this embodiment the paper sheathing is made from a sheet of paper which width corresponds to the extension of the insulation roll or insulation panel packet along its longitudinal axis.
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In an alternative preferred embodiment the paper sheathing covers the entire circumferential outer surface of the insulation roll or insulation panel packet and protrudes over the circumferential outer surface, i.e., the paper sheathing fully covers the cylindrical outer surface of the insulation roll or the outer surface of the insulation panel packet and protrudes over the cylindrical outer surface of the insulation roll or the outer surface of the insulation panel packet. The width of the protrusion is at most 5 cm, preferably at most 3 cm, for example 1 cm to 2 cm, at each end of the insulation roll or insulation panel packet. Thus, in this embodiment the paper sheathing is made from a sheet of paper which width is greater than the extension of the insulation roll or insulation panel packet along its longitudinal axis.
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In an alternative preferred embodiment the paper sheathing covers the entire circumferential outer surface of the insulation roll or insulation panel packet with the exception of regions with a width of at most 5 cm directly adjacent to the end surfaces, i.e., the paper sheathing does not fully cover the cylindrical outer surface of the insulation roll or the outer surface of the insulation panel packet, regions directly adjacent to the end surfaces are not covered by the paper sheathing. The width of each region directly adjacent to one end surface which is not covered by the paper sheathing is at is at most 5 cm, preferably at most 3 cm, for example 1 cm. Thus, in these embodiments the paper sheathing is made from a sheet of paper which width is smaller than the extension of the insulation roll or insulation panel packet along its longitudinal axis.
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As described above, the film covering combines the at least two insulation rolls or insulation panel packets arranged in one layer adjacent to each other. The film covering counteracts a bulging of the insulation roll or insulation panel packet. Thus, a module is realized that is dimensionally stable, in particular dimensionally stable for the formation of a storage and transport unit.
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Suitable materials and thicknesses of the film covering are known to the skilled artisan. In a preferred embodiment the film covering is made of polyethylene, polyvinylchloride, polypropylene, polyester or polyamide. Preferably the film covering has a thickness of 30 µm (micrometer) to 150 µm, particularly preferably 30 µm to 100 µm.
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The insulation rolls or insulation panels are preferably made of mineral wool.
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Insulation rolls or insulation panels made of mineral wool are often hydrophobic as a result of a water repellent agent having been added. However, non-uniform distribution of the water repellent agent and resultant capillary water uptake by the covered mineral wool can never be completely ruled out. Water uptake impairs the properties of the insulation material. Moreover, in view of the fact that owing to pollution in the air, rain water can show a certain degree of aggressiveness towards the fibers of the insulation elements. With time, this can even cause damage to the fiber structure and lead to impairment of the insulation elements' properties.
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Moreover, water could cause damage to the paper sheathing and the paper sheathing could soften and tear.
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Since according to the invention the film covering is waterproof and completely encasing the insulation rolls or insulation panel packets of the module, water uptake and thus damage to the fiber structure of the insulation roll or the insulation panels of the insulation panel packets and/or damage to the paper sheathing is prevented.
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In a preferred embodiment the film covering is permeable to water vapor.
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It is advantageous if the film covering is composed of moisture-adaptive material whose water vapor diffusion resistance is dependent on the relative humidity of the surrounding atmosphere.
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Thus, water is prevented from ingressing into the module by a waterproof i.e. watertight film covering that is preferable permeable to water vapor, but not permeable to water or other fluids. The film covering encases the insulation rolls or insulation panel packets of the modules completely, so that they are completely secured against water ingress. It is advantageous if the film covering is composed of a shrink film. Alternatively, the film covering completely encasing the insulation rolls or insulation panel packets of the module can also be closed by overlapping the ends of a film and then bonding or welding them together in the overlap area.
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Preferably each module contains two to six insulation rolls or two to ten insulation panel packets. Each insulation panel packet preferably contains two to thirty insulation panels.
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The insulation rolls or insulation panels have preferably common dimensions. Preferably the insulation rolls have a length of 1000 mm to 1250 mm, especially 1200 mm. The diameter is adapted to the size of the pallet used, eventually considering a second compression step as described in
EP 0 220 980 A1 . For a euro pallet (Europalette) of 1200 mm x 1200 mm, typically a roll diameter is about 400 mm± 30 mm. Preferably the insulation panels of the insulation panel packets have a length of 1000 mm to 1250 mm, particularly 1200 mm and a width of 500 mm to 625 mm, in particular 600 mm.
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The invention also relates to a storage and transport unit comprising a set of at least two modules arranged side by side and/or stacked and tied by at least one wrapping element. The at least two modules can be configured as described above.
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Optionally the storage and transport unit comprises a pallet. Thus, in one embodiment the storage and transport unit according to the invention comprises a set of at least two modules arranged side by side and/or stacked and tied by at least one wrapping element and a pallet. Preferably the wrapping element ties not only the set of at least two modules but also the pallet on which the set is placed. This embodiment is particularly preferred since it prevents that the set of at least two modules glides off the pallet. Thus, the stability of the transport and storage unit is improved.
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In an alternative embodiment the storage and transport unit according to the invention comprises a set of at least two modules arranged side by side and/or stacked and tied by at least one wrapping element and an interposing layer arranged between the modules. In this embodiment the wrapping element ties the set of at least two modules as well as the interposing layer.
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In a preferred embodiment of the storage and transport unit the at least one wrapping element is in the form of a hood-like covering.
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In an alternative preferred embodiment of the storage and transport unit the set of at least two modules is tied by at least two wrapping elements in the form of strap retainers.
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In a particularly preferred embodiment the at least one wrapping element is in form of a hood-like covering which is waterproof and preferably permeable to water vapor. This permeability to water vapor ensures that in the case of inevitable water condensation during storage of the storage and transport unit the moisture can escape at elevated temperatures to the outside. Preferable in this embodiment the at least one wrapping element is composed of moisture-adaptive material whose water vapor diffusion resistance is dependent on the relative humidity of the surrounding atmosphere.
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In the storage and transport unit according to the invention a set of at least two modules comprises preferably four to twelve modules.
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In a preferred embodiment of the storage and transport unit the insulation rolls or insulation panel packets are packaged in each case under a compression ratio up to 1:10, in particular above 1:5.
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If the film covering of the module which is completely encasing the insulation rolls or insulation panel packets of the module and which is waterproof, is permeable to water vapor, a moisture exchange from the interior to the exterior is possible. This permeability to water vapor ensures that in the case of inevitable water condensation during storage of the storage and transport unit or the module, the moisture within the modules can escape at elevated temperatures to the outside.
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As described above in preferred embodiments the film covering and/or the hood-like wrapping element can be composed of a material which is moisture-adaptive, i.e. the permeability to water vapor varies as a function of the ambient humidity. Preferably the material is configured such that when the relative humidity of the atmosphere surrounding the covering and/or wrapping element is in the range from 30 % to 50 %, the material has a water vapor diffusion resistance of 2 to 5 m diffusion-equivalent air-layer thickness, and when the relative humidity is in the range from 60 % to 80 %, which corresponds to summer conditions, it has a water vapor diffusion resistance of less than 1 m diffusion-equivalent air-layer thickness. When such a material is used, the perfect drying out of moisture and condensation water within the modules and/or storage and transport unit is ensured at all times. As a result, a sound guarantee that the insulation elements of the insulation rolls or insulation panel packets will retain their insulation properties even over extensive storage periods can be given. In the case of a moisture adaptive film covering and/or wrapping element, it is expedient if this, too, is composed of a polyamide, film, preferably, polyamide 3, polyamide 4, polyamide 6 or polyamide 6.6 are particularly suitable. It is also possible to use other moisture-adaptive materials, in particular of polyester, polypropylene, or polyethylene, or materials of copolyamide, or polyvinylchloride. If the film used is of this kind, it need not be thrown away but can be used for another purpose, for example as an adaptive vapor barrier for high-pitched roofs. Such embodiments of the modules and storage and transport units according to the invention are particularly preferred due to their advantages regarding sustainability.
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Water vapor diffusion resistance of moisture-adaptive material used for the film covering and/or the wrapping elements is measured according to ISO 12572, e.g. DIN EN ISO 12572.
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It is beneficial to configure the film covering and/or the at least one wrapping element used such that they are also UV-resistant, this being of particular advantage when the storage and transport units are used in countries with a lot of sun. The film covering and/or the at least one wrapping element can advantageously be rendered resistant to UV light by coloring the base material, for example with soot. UV stabilizers such as hydroxybenzophenone or hydroxyphenylbenzotriazole can also be used to enhance the light resistance.
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The invention also relates to a method for the production of a module according to the invention or a storage and transport unit according to the invention. The method according to the invention comprises at least the following steps in the order indicated:
- a) Wrapping exactly one sheet of paper around an insulation roll or insulation panel packet having two end surfaces and an interjacent circumferential outer surface, such that the sheet of paper forms a paper sheathing which covers essentially the entire circumferential outer surface of the insulation roll or insulation panel packet;
- b) Arranging at least two of the wrapped insulation rolls or insulation panel packets obtained in step a) in one layer adjacent to each other;
- c) Combining the at least two insulation rolls or insulation panel packets arranged in one layer adjacent to each other by a waterproof film covering, such that the film covering is completely encasing the insulation rolls or insulation panel packets.
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The length of the sheet of paper used in step a) is greater than the circumference of the insulation roll or insulation panel packet. Thus, when wrapping the sheet of paper around the insulation roll or insulation panel packet, this results in an overlap of the ends of the sheet of paper in a so-called overlap area. The sheet of paper is suitably joined together in the overlap area, preferably glued.
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For the production of a storage and transport unit according to the invention the method according to the invention preferably comprises after step c) the following additional steps in the order indicated:
- d) Arranging at least two modules side by side and/or stacked to a set of modules;
- e) Tying the set of modules with at least one wrapping element.
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In a particularly preferred embodiment the method comprises after step d) additionally a step d1) in which the set of modules formed in step d) is placed on a pallet.
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If the storage and transport unit comprises a pallet on which the set of modules is placed, the tying is carried out in step e) over the entire height of the set of modules and preferably also the pallet. By carrying out the tying over the entire height of the set of modules and the pallet, i.e. by integrating the pallet into the wrapping, the wrapping element secures the pallet to the set of modules.
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For the production of a storage and transport unit in which an interposing layer is arranged between the modules, step d) of the method comprises also the arrangement of an interposing layer between the modules and the tying in step e) is preferably carried out over the entire height of the set of modules and the interposing layer arranged in between.
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The preferred embodiments of the module according to the invention and the preferred embodiments of the storages and transport unit according to the invention described above also apply accordingly to the method according to the invention.
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The invention is now explained in detail using exemplary embodiments and referring to the accompanying figures. The figures in no way restrict the invention. In a simplified, not to scale representation, they depict:
- Fig. 1
- a perspective view of an embodiment of an insulation blanked rolled to an insulation roll 2,
- Fig. 2
- a perspective view of an embodiment of a module 1 according to the invention,
- Fig. 3
- a perspective view of an embodiment of an insulation panel packet 4,
- Fig. 4
- a perspective view of another embodiment of a module 1 according to the invention,
- Fig. 5
- a perspective view of another embodiment of an insulation blanked rolled to an insulation roll 2,
- Fig. 6
- a perspective view of another embodiment of a module 1 according to the invention,
- Fig. 7
- a perspective view of another embodiment of an insulation panel packet 4,
- Fig. 8
- a perspective view of another embodiment of a module 1 according to the invention,
- Fig. 9
- a perspective view of another embodiment of an insulation blanked rolled to an insulation roll 2,
- Fig. 10
- a perspective view of another embodiment of a module 1 according to the invention,
- Fig. 11
- a perspective view of another embodiment of an insulation panel packet 4,
- Fig. 12
- a perspective view of another embodiment of a module 1 according to the invention,
- Fig. 13
- a perspective view of an embodiment of a storage and transport unit 9 according to the invention,
- Fig. 14
- a perspective view of another embodiment of a storage and transport unit 9 according to the invention,
- Fig. 15
- a perspective view of another embodiment of a storage and transport unit 9 according to the invention,
- Fig. 16
- a flowchart of a method according to the invention for the production of a module 1 or a storage and transport unit 9, and
- Fig. 17
- a flowchart of another method according to the invention for the production of a storage and transport unit 9.
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Fig. 1 shows a perspective view of an embodiment of an insulation blanket that has been rolled to an insulation roll 2 and is retained in the rolled form during transport and storage by exactly one paper sheathing 8. The insulation roll 2 has two end surfaces 6 and an interjacent circumferential outer surface 7. The paper sheathing 8 retains the insulation roll 2 in the rolled form during transport and storage. The insulation blanket is made for example of mineral wool, in particular glass fibers. In the embodiment shown in Fig. 1, the length of the insulation roll 2, i.e. the extension of the insulation roll 2 along the longitudinal axis, is for example 1200 mm and the width of the paper sheathing 8 is also 1200 mm. Thus, in the embodiment shown in Fig. 1, the paper sheathing 8 covers exactly the entire circumferential outer surface 7 of the insulation roll 2, i.e. the width of the paper sheathing 8 corresponds to the extension of the insulation roll 2 along the longitudinal axis. The paper sheathing 8 does neither protrude over the circumferential outer surface 7 nor leaves regions of the circumferential outer surface 7 of the insulation roll 2 uncovered. The material for the paper sheathing 8 is Kraft paper, for example. The paper sheathing 8 is made from a sheet of paper which length is greater than the circumference of the insulation roll 2, wherein the sheet of paper is preferably glued in an overlap area to form the paper sheathing 8 covering exactly the entire circumferential outer surface 7 of the insulation roll 2.
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Fig. 2 shows a perspective view of an embodiment of a module 1 according to the invention, which is illustrated here as a packaging unit for three insulation rolls 2 of the type shown in Fig. 1. The module 1 shown in Fig. 2 is formed by encasing the insulation rolls 2, each of which, is retained in rolled form exactly one paper sheathing 8, in a completely closed film covering 5. The film covering 5 covers the exterior circumferential surfaces of the adjacent insulation rolls 2 as well as the end surfaces 6 of the insulation rolls 2. In other words, to form the embodiment of the module 1 shown in Fig. 2, the packaging unit of three insulation rolls 2 is completely enclosed or packaged in the film covering 5. To illustrate the arrangement more clearly, the individual insulation rolls 2 of module 1 are shown with dashed lines, so that arrangement of the insulation rolls 2 in the module 1 is evident. For additional clarity, parts of the film covering 5 of the module 1 are broken away to show the interior.
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The module 1 as such can also be subjected to a preceding compaction step. In the seam area, denoted by 11, overlapping areas of film of the film covering 5 are bonded or otherwise suitably joined together. As is shown on the right of Fig. 2, the film covering 5 is expediently configured such that an exposed edge 12, formed by film overlap, projects outwards and serves for handling the module 1 during transport and storage. To this end, it is useful to provide additional handling means in the rib-like projecting edge 12, for example eyelets 13 which facilitate manual gripping and handling of the module 1. It is advantageous, however, to use the film excess at the end of the packet, in the seam area denoted by 11, to form a rib-like or tongue-like edge corresponding to the illustrated edge 12.
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Although three insulation rolls 2 are packaged to a module 1 in the embodiment illustrated in Fig. 2, it is within the scope of the invention for a module 1 to comprise two to six insulation rolls 2, or even more.
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In the embodiment shown in Fig. 2 the film covering 5 is completely enclosing the packaging unit of three insulation rolls 2. The film covering 5 is waterproof so that the ingress of any water whatsoever, especially rainwater, is prevented by the film covering 5.
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Fig. 3 shows a perspective view of an embodiment of an insulation panel packet 4. In the embodiment shown in Fig. 3, the insulation panel packet 4 contains eight insulation panels 3 which are stacked fully adjacent to each other. The insulation panel packet 4 has two end surfaces 6 and an interjacent circumferential outer surface 7. The insulation panel packet 4 is retained in stacked form during transport and storage by a paper sheathing 8. The insulation panels 3 are made for example of mineral wool, in particular glass fibers. In the embodiment shown in Fig. 3, the length of the insulation panel packet 4, i.e. the extension of the insulation panel packet 4 along the longitudinal axis, is for example 1200 mm and the width of the paper sheathing 8 is also 1200 mm. Thus, in the embodiment shown in Fig. 3, the paper sheathing 8 covers exactly the entire circumferential outer surface 7 of the insulation panel packet 4, i.e. the width of the paper sheathing 8 corresponds to the extension of the insulation panel packet 4 along the longitudinal axis. The paper sheathing 8 does neither protrude over the circumferential outer surface 7 nor leaves regions of the circumferential outer surface 7 uncovered. The material for the paper sheathing 8 is Kraft paper, for example. The paper sheathing 8 is made from a sheet of paper which length is greater than the circumference of the insulation panel packet 4, wherein the sheet of paper is preferably glued in an overlap area to form the paper sheathing 8 covering the entire circumferential outer surface 7 of the insulation panel packet 4.
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Fig. 4 shows a perspective view of another embodiment of a module 1 according to the invention, which is illustrated here as a packaging unit for three insulation panel packets 4 of the type shown in Fig. 3. The module 1 is formed by encasing the insulation panel packets 4, each of which, is retained in the stacked form exactly one paper sheathing 8, in a completely closed film covering 5. The film covering 5 covers the exterior circumferential surfaces of the adjacent insulation panel packets 4 as well as the end surfaces 6 of the insulation panel packets 4. In other words, to form the module 1, the packaging unit of three insulation panel packets 4 is completely enclosed or packaged in the film covering 5 To illustrate the arrangement of the insulation panel packets 4 in the module 1 more clearly, the individual insulation panel packets 4 of the modules 1 are shown with dashed lines, so that arrangement of the insulation panel packets 4 in the module 1, is evident. For additional clarity, parts of the film covering 5 of the module 1 are broken away to show the interior.
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The module 1 as such can also be subjected to a preceding compaction step. In the seam area, denoted by 11, the overlapping areas of film of the film covering 5 are bonded or otherwise suitably joined together. As is shown on the right of Fig. 4, the film covering 5 is expediently configured such that an exposed edge 12, formed by film overlap, projects outwards and serves for handling the module 1 during transport and storage. To this end, it is useful to provide additional handling means in the rib-like projecting edge 12, for example eyelets 13 (not shown in Fig. 4), which facilitate manual gripping and handling of the module 1. It is advantageous, however, to use the film excess at the end of the packet, in the area denoted by 11, to form a rib-like or tongue-like edge corresponding to the illustrated edge 12.
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Although three insulation panel packets 4 are packaged to a module 1 in the embodiment illustrated in Fig. 4, it is within the scope of the invention for a module 1 to comprise two to ten insulation panel packets 4, or even more. Although in the embodiment illustrated in Fig. 4 each insulation panel packet 4 comprises eight insulation panels 3, it is within the scope of the invention for an insulation panel packet 4 to comprise two to thirty insulation panels 3, or even more.
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In the embodiment shown in Fig. 4 the film covering 5 is completely enclosing the packaging unit of three insulation panel packets 4. The film covering 5 is waterproof so that the ingress of any water whatsoever, especially rainwater, is prevented by the waterproof film covering 5.
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Fig. 5 shows a perspective view of another embodiment of an insulation blanket that has been rolled to an insulation roll 2 and is retained in the rolled form during transport and storage by exactly one paper sheathing 8. The insulation roll 2 has two end surfaces 6 and an interjacent circumferential outer surface 7. The paper sheathing 8 retains the insulation roll 2 in the rolled form during transport and storage. The insulation blanket is made for example of mineral wool, in particular glass fibers. In the embodiment shown in Fig. 5, the length of the insulation roll 2, i.e. the extension of the insulation roll 2 along the longitudinal axis, is for example 1200 mm and the width of the paper sheathing 8 is for example 1250 mm. Thus, in the embodiment shown in Fig. 5, the paper sheathing 8 covers the entire circumferential outer surface 7 of the insulation roll 2 and protrudes over the circumferential outer surface 7, i.e. the width of the paper sheathing 8 is larger than the extension of the insulation roll 2 along the longitudinal axis. The width of the protrusion on each end of the insulation roll 2 is indicated with the reference sign WP. In the embodiment shown in Fig. 5 the protrusion WP is 25 mm at each end of the insulation roll 2. The material for the paper sheathing 8 is Kraft paper, for example. The paper sheathing 8 is made from a sheet of paper which length is greater than the circumference of the insulation roll 2, wherein the sheet of paper is preferably glued in an overlap area to form the paper sheathing 8 covering the entire circumferential outer surface 7 of the insulation roll 2.
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Fig. 6 shows a perspective view of another embodiment of a module 1 according to the invention, which is illustrated here as a packaging unit for three insulation rolls 2 of the type shown in Fig. 5. The module 1 shown in Fig. 6 is formed by encasing the insulation rolls 2, each of which, is retained in rolled form exactly one paper sheathing 8, in a completely closed film covering 5. The film covering 5 covers the exterior circumferential surfaces of the adjacent insulation rolls 2 as well as the end surfaces 6 of the insulation rolls 2. In other words, to form the embodiment of the module 1 shown in Fig. 6, the packaging unit of three insulation rolls 2 is completely enclosed or packaged in the film covering 5. To illustrate the arrangement more clearly, the individual insulation rolls 2 of module 1 are shown with dashed lines, so that arrangement of the insulation rolls 2 in the module 1 is evident. For additional clarity, parts of the film covering 5 of the module 1 are broken away to show the interior.
-
The module 1 as such can also be subjected to a preceding compaction step. In the seam area, denoted by 11, overlapping areas of film of the film covering 5 are bonded or otherwise suitably joined together. As is shown on the right of Fig. 6, the film covering 5 is expediently configured such that an exposed edge 12, formed by film overlap, projects outwards and serves for handling the module 1 during transport and storage. To this end, it is useful to provide additional handling means in the rib-like projecting edge 12, for example eyelets 13 which facilitate manual gripping and handling of the module 1. It is advantageous, however, to use the film excess at the end of the packet, in the seam area denoted by 11, to form a rib-like or tongue-like edge corresponding to the illustrated edge 12.
-
Although three insulation rolls 2 are packaged to a module 1 in the embodiment illustrated in Fig. 6, it is within the scope of the invention for a module 1 to comprise two to six insulation rolls 2, or even more.
-
In the embodiment shown in Fig. 6 the film covering 5 is completely enclosing the packaging unit of three insulation rolls 2. The film covering 5 is waterproof so that the ingress of any water whatsoever, especially rainwater, is prevented by the waterproof film covering 5.
-
Fig. 7 shows a perspective view of another embodiment of an insulation panel packet 4. In the embodiment shown in Fig. 7, the insulation panel packet 4 contains eight insulation panels 3 which are stacked fully adjacent to each other. The insulation panel packet 4 has two end surfaces 6 and an interjacent circumferential outer surface 7. The insulation panel packet 4 is retained in stacked form during transport and storage by a paper sheathing 8. The insulation panels 3 are made for example of mineral wool, in particular glass fibers. In the embodiment shown in Fig. 7, the length of the insulation panel packet 4, i.e. the extension of the insulation panel packet 4 along the longitudinal axis, is for example 1200 mm and the width of the paper sheathing 8 is for example 1250 mm. Thus, in the embodiment shown in Fig. 7, the paper sheathing 8 covers the entire circumferential outer surface 7 of the insulation panel packet 4 and protrudes over the circumferential outer surface 7, i.e. the width of the paper sheathing 8 is larger than the extension of the insulation panel packet 4 along the longitudinal axis. The width of the protrusion on each end of the insulation panel packet 4 is indicated with the reference sign WP. In the embodiment shown in Fig. 7 the width of the protrusion WP is 25 mm at each end of the insulation panel packet 4. The material for the paper sheathing 8 is Kraft paper, for example. The paper sheathing 8 is made from a sheet of paper which length is greater than the circumference of the insulation panel packet 4, wherein the sheet of paper is preferably glued in an overlap area to form the paper sheathing 8 covering the entire circumferential outer surface 7 of the insulation panel packet 4.
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Fig. 8 shows a perspective view of another embodiment of a module 1 according to the invention, which is illustrated here as a packaging unit for three insulation panel packets 4 of the type shown in Fig. 7. The module 1 is formed by encasing the insulation panel packets 4, each of which, is retained in the stacked form exactly one paper sheathing 8, in a completely closed film covering 5. The film covering 5 covers the exterior circumferential surfaces of the adjacent insulation panel packets 4 as well as the end surfaces 6 of the insulation panel packets 4. In other words, to form the module 1, the packaging unit of three insulation panel packets 4 is completely enclosed or packaged in the film covering 5 To illustrate the arrangement of the insulation panel packets 4 in the module 1 more clearly, the individual insulation panel packets 4 of the modules 1 are shown with dashed lines, so that arrangement of the insulation panel packets 4 in the module 1, is evident. For additional clarity, parts of the film covering 5 of the module 1 are broken away to show the interior.
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The module 1 as such can also be subjected to a preceding compaction step. In the seam area, denoted by 11, the overlapping areas of film of the film covering 5 are bonded or otherwise suitably joined together. As is shown on the right of Fig. 8, the film covering 5 is expediently configured such that an exposed edge 12, formed by film overlap, projects outwards and serves for handling the module 1 during transport and storage. To this end, it is useful to provide additional handling means in the rib-like projecting edge 12, for example eyelets 13 (not shown in Fig. 8), which facilitate manual gripping and handling of the module 1. It is advantageous, however, to use the film excess at the end of the packet, in the area denoted by 11, to form a rib-like or tongue-like edge corresponding to the illustrated edge 12.
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Although three insulation panel packets 4 are packaged to a module 1 in the embodiment illustrated in Fig. 8, it is within the scope of the invention for a module 1 to comprise two to ten insulation panel packets 4, or even more. Although in the embodiment illustrated in Fig. 8 each insulation panel packet 4 comprises eight insulation panels 3, it is within the scope of the invention for an insulation panel packet 4 to comprise two to thirty insulation panels 3, or even more.
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In the embodiment shown in Fig. 8 the film covering 5 is completely enclosing the packaging unit of three insulation panel packets 4. The film covering 5 is waterproof so that the ingress of any water whatsoever, especially rainwater, is prevented by the waterproof film covering 5.
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Fig. 9 shows a perspective view of another embodiment of an insulation blanket that has been rolled to an insulation roll 2 and is retained in the rolled form during transport and storage by exactly one paper sheathing 8. The insulation roll 2 has two end surfaces 6 and an interjacent circumferential outer surface 7. The paper sheathing 8 retains the insulation roll 2 in the rolled form during transport and storage. The insulation blanket is made for example of mineral wool, in particular glass fibers. In the embodiment shown in Fig. 9, the length of the insulation roll 2, i.e. the extension of the insulation roll 2 along the longitudinal axis, is for example 1200 mm and the width of the paper sheathing 8 is for example 1140 mm. Thus, in the embodiment shown in Fig. 9, the paper sheathing 8 covers the entire circumferential outer surface 7 of the insulation roll 2 with the exception of regions with directly adjacent to the end surfaces 6, i.e. the width of the paper sheathing 8 is smaller than the extension of the insulation roll 2 along the longitudinal axis. The width of the region not covered by the paper sheathing 8 on each end of the insulation roll 2 is indicated with the reference sign WE. In the embodiment shown in Fig. 9 the width WE of the region not covered by the paper sheathing 8 is 30 mm at each end of the insulation roll 2. The material for the paper sheathing 8 is Kraft paper, for example. The paper sheathing 8 is made from a sheet of paper which length is greater than the circumference of the insulation roll 2, wherein the sheet of paper is preferably glued in an overlap area to form the paper sheathing 8 covering the entire circumferential outer surface 7 of the insulation roll 2.
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Fig. 10 shows a perspective view of another embodiment of a module 1 according to the invention, which is illustrated here as a packaging unit for three insulation rolls 2 of the type shown in Fig. 9. The module 1 shown in Fig. 10 is formed by encasing the insulation rolls 2, each of which, is retained in rolled form exactly one paper sheathing 8, in a completely closed film covering 5. The film covering 5 covers the exterior circumferential surfaces of the adjacent insulation rolls 2 as well as the end surfaces 6 of the insulation rolls 2. In other words, to form the embodiment of the module 1 shown in Fig. 10, the packaging unit of three insulation rolls 2 is completely enclosed or packaged in the film covering 5. To illustrate the arrangement more clearly, the individual insulation rolls 2 of module 1 are shown with dashed lines, so that arrangement of the insulation rolls 2 in the module 1 is evident. For additional clarity, parts of the film covering 5 of the module 1 are broken away to show the interior.
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The module 1 as such can also be subjected to a preceding compaction step. In the seam area, denoted by 11, overlapping areas of film of the film covering 5 are bonded or otherwise suitably joined together. As is shown on the right of Fig. 10, the film covering 5 is expediently configured such that an exposed edge 12, formed by film overlap, projects outwards and serves for handling the module 1 during transport and storage. To this end, it is useful to provide additional handling means in the rib-like projecting edge 12, for example eyelets 13 which facilitate manual gripping and handling of the module 1. It is advantageous, however, to use the film excess at the end of the packet, in the seam area denoted by 11, to form a rib-like or tongue-like edge corresponding to the illustrated edge 12.
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Although three insulation rolls 2 are packaged to a module 1 in the embodiment illustrated in Fig. 10, it is within the scope of the invention for a module 1 to comprise two to six insulation rolls 2, or even more.
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In the embodiment shown in Fig. 10 the film covering 5 is completely enclosing the packaging unit of three insulation rolls 2. The film covering 5 is waterproof so that the ingress of any water whatsoever, especially rainwater, is prevented by the waterproof film covering 5.
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Fig. 11 shows a perspective view of another embodiment of an insulation panel packet 4. In the embodiment shown in Fig. 11, the insulation panel packet 4 contains eight insulation panels 3 which are stacked fully adjacent to each other. The insulation panel packet 4 has two end surfaces 6 and an interjacent circumferential outer surface 7. The insulation panel packet 4 is retained in stacked form during transport and storage by a paper sheathing 8. The end surfaces of the insulation panel packet 4 are indicated by the reference numeral 6. The insulation panels 3 are made for example of mineral wool, in particular glass fibers. In the embodiment shown in Fig. 11, the length of the insulation panel packet 4, i.e. the extension of the insulation panel packet 4 along the longitudinal axis, is for example 1200 mm and the width of the paper sheathing 8 is for example 1140 mm. Thus, in the embodiment shown in Fig. 11, the paper sheathing 8 covers the entire circumferential outer surface 7 of the insulation panel packet 4 with the exception of regions with directly adjacent to the end surfaces 6, i.e. the width of the paper sheathing 8 is smaller than the extension of the insulation panel packet 4 along the longitudinal axis. The width of the region not covered by the paper sheathing 8 on each end of the insulation panel packet 4 is indicated with the reference sign WE. In the embodiment shown in Fig. 11 the width WE of the region not covered by the paper sheathing 8 is 30 mm at each end of the insulation panel packet 4. The material for the paper sheathing 8 is Kraft paper, for example. The paper sheathing 8 is made from a sheet of paper which length is greater than the circumference of the insulation panel packet 4, wherein the sheet of paper is preferably glued in an overlap area to form the paper sheathing 8 covering the entire circumferential outer surface 7 of the insulation panel packet 4.
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Fig. 12 shows a perspective view of another embodiment of a module 1 according to the invention, which is illustrated here as a packaging unit for three insulation panel packets 4 of the type shown in Fig. 11. The module 1 is formed by encasing the insulation panel packets 4, each of which, is retained in the stacked form exactly one paper sheathing 8, in a completely closed film covering 5. The film covering 5 covers the exterior circumferential surfaces of the adjacent insulation panel packets 4 as well as the end surfaces 6 of the insulation panel packets 4. In other words, to form the module 1, the packaging unit of three insulation panel packets 4 is completely enclosed or packaged in the film covering 5 To illustrate the arrangement of the insulation panel packets 4 in the module 1 more clearly, the individual insulation panel packets 4 of the modules 1 are shown with dashed lines, so that arrangement of the insulation panel packets 4 in the module 1, is evident. For additional clarity, parts of the film covering 5 of the module 1 are broken away to show the interior.
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The module 1 as such can also be subjected to a preceding compaction step. In the seam area, denoted by 11, the overlapping areas of film of the film covering 5 are bonded or otherwise suitably joined together. As is shown on the right of Fig. 12, the film covering 5 is expediently configured such that an exposed edge 12, formed by film overlap, projects outwards and serves for handling the module 1 during transport and storage. To this end, it is useful to provide additional handling means in the rib-like projecting edge 12, for example eyelets 13 (not shown in Fig. 12), which facilitate manual gripping and handling of the module 1. It is advantageous, however, to use the film excess at the end of the packet, in the area denoted by 11, to form a rib-like or tongue-like edge corresponding to the illustrated edge 12.
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Although three insulation panel packets 4 are packaged to a module 1 in the embodiment illustrated in Fig. 12, it is within the scope of the invention for a module 1 to comprise two to ten insulation panel packets 4, or even more. Although in the embodiment illustrated in Fig. 12 each insulation panel packet 4 comprises eight insulation panels 3, it is within the scope of the invention for an insulation panel packet 4 to comprise two to thirty insulation panels 3, or even more.
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In the embodiment shown in Fig. 12 the film covering 5 is completely enclosing the packaging unit of three insulation panel packets 4. The film covering 5 is waterproof so that the ingress of any water whatsoever, especially rainwater, is prevented by the waterproof film covering 5.
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Fig. 13 shows a perspective view of an embodiment of a storage and transport unit 9 according to the invention. In the embodiment shown in Fig. 13, the storage and transport unit 9 is made up of a set of seven modules 1 each consisting of three insulation rolls 2 combined by a film covering 5. Three modules 1 stand upright and on top of this bottom module layer formed by the three modules 1 is a horizontally positioned module 1, i.e. a middle module, comprising three adjacent insulation rolls 2 and on top of this horizontally positioned module 1 a top module layer comprising three adjacent modules 1 standing upright is located. A storage and transport unit 9 of this kind, in which the modules 1 are arranged crosswise, i.e. with intersecting axes, is characterized by very high stability. In an alternative embodiment, high stability can also be achieved by omitting the middle module 1 and, instead, arranging the top module layer such that it is offset by 90° relative to the bottom module layer. Of course, the storage and transport unit 9 is not restricted to a crosswise arrangement of this kind. The modules 1 can also be stacked in other ways in a storage and transport unit 9 according to the invention. In the embodiment shown in Fig. 13, the modules 1 are combined to a storage and transport unit 9 by a wrapping element 10 in form of a hood-like covering. To illustrate the arrangement more clearly, the individual insulation rolls 2 of the individual modules 1 are shown with dashed lines, so that the crosswise arrangement, i.e. the orientation of the modules in vertical and horizontal manner, is evident. For additional clarity, parts of the wrapping element 10 of the storage and transport unit 9 are broken away to show the interior. The storage and transport unit 9 can be transported on a pallet 17 which, if necessary, can also be integrated in the wrapping element 10. The insulation rolls 2 of the modules 1 can each be configured, for example, as shown in Fig. 1, Fig. 5 or Fig. 9. For simplified illustration the film covering 5 is not shown in Fig. 13. As written above, in the embodiment shown in Fig. 13, the modules 1 are combined to a storage and transport unit 9 by a wrapping element 10 in form of a hood-like covering. The hood-like covering is, for example, waterproof. If necessary, a pallet 17 can also be integrated in the wrapping element 10.
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Since the film covering 5 of each module 1 of the storage and transport unit 9 shown in the embodiment according to Fig. 13 is waterproof and completely encasing the module 1, the storage and transport unit 9 can be left on damp ground without any risk of water ingress, since the individual modules 1 and hence also the bottom layer thereof have a waterproof packaging. Moreover, since the film covering 5 of each module 1 of the storage and transport unit 9 shown in the embodiment according to Fig. 13 is waterproof and completely encasing the module 1, once the wrapping elements 10 in form of a hood-like covering has been removed at a construction site or in a D.I.Y store, the individual modules 1 can be conventionally handled and displayed without danger of their being exposed to the weather before they are processed or sold.
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Fig. 14 shows a perspective view of another embodiment of a storage and transport unit 9 according to the invention. In the embodiment shown in Fig. 14, the storage and transport unit 9 is made up of a set of four modules 1, each composed of four insulation panel packets 4 combined by a film covering 5. The modules 5 are stacked one above the other on a pallet 17 and held on the pallet 17 by two wrapping elements 10 in form of strap retainers. The insulation panel packets 4 of the modules 1 can each be configured, for example, as shown in Fig. 3, Fig. 7 or Fig. 11. For simplified illustration the film covering 5 is not shown in Fig. 14. In the embodiment shown in Fig. 14, the storage and transport unit 9 can be transported by means of a crane or a hook on a fork lift, as indicated by reference numeral 14. Since the film covering 5 of each module 1 of the storage and transport unit 9 shown in the embodiment according to Fig. 14 is waterproof and completely encasing the module 1, the storage and transport unit 9 can be left on damp ground without any risk of water ingress, since the individual modules 1 and hence also the bottom layer thereof have a waterproof packaging. Moreover, since the film covering 5 of each module 1 of the storage and transport unit 9 shown in the embodiment according to Fig. 14 is waterproof and completely encasing the module 1, once the wrapping elements 10 in form of strap retainers have been unfastened at a construction site or in a D.I.Y store, the individual modules 1 can be conventionally handled and displayed without danger of their being exposed to the weather before they are processed or sold.
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Fig. 15 shows a perspective view of another embodiment of a storage and transport unit 9 according to the invention. In the embodiment shown in Fig. 15, the storage and transport unit 9 is made up of a set of four modules 1, each composed of three insulation panel packets 4 combined by a film covering 5. The modules 1 are stacked one above the other on a pallet 17 and held on the pallet 17 by two wrapping elements 10 in form of strap retainers. The embodiment shown in Fig. 15 does not require a pallet at the bottom. Instead, an interposing layer 15 is provided in the middle, with two layers of modules 1 on each side, as a lifting point for a lift. The interposing layer 15 can be made of cardboard, for example, with insert openings 16, or is formed by a separate insulation panel of mineral wool or plastic, into which the prongs of a fork lift can penetrate. The modules 1 can each be configured for example as shown in Fig. 4, wherein the insulation panel packets 4 are configured as shown in Fig. 3. Alternatively, the modules 1 can each be configured for example as shown in Fig. 8 or Fig. 12. Since the film covering 5 of each module 1 of the storage and transport unit 9 shown in the embodiment according to Fig. 15 is waterproof and completely encasing the module 1, the storage and transport unit 9 can be left on damp ground without any risk of water ingress, since the individual modules 1 and hence also the bottom layer thereof have a waterproof packaging. Moreover, since the film covering 5 of each module 1 of the storage and transport unit 9 shown in the embodiment according to Fig. 15 is waterproof and completely encasing the module 1, once the wrapping elements 10 in form of strap retainers have been unfastened at a construction site or in a D.I.Y store, the individual modules 1 can be conventionally handled and displayed without danger of their being exposed to the weather before they are processed or sold.
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Fig. 16 shows a flowchart of a method according to the invention for the production of a module 1 or a storage and transport unit 9. The method comprises the steps P1, P2 and P3.
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In a first step P1 exactly one sheet of paper is wrapped around an insulation roll 2 or insulation panel packet 4. The insulation roll 2 or insulation panel packet 4 has two end surfaces 6 and an interjacent circumferential outer surface 7. The sheet of paper is wrapped such that the sheet of paper forms a paper sheathing 8 which covers essentially the entire circumferential outer surface 7 of the insulation roll or insulation panel packet 4.
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In a subsequent second step P2 at least two of the wrapped insulation rolls 2 or insulation panel packets 4 obtained in step P1 are arranged in one layer adjacent to each other.
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In a subsequent step P3 the at least two insulation rolls 2 or insulation panel packets 4 arranged in one layer adjacent to each other obtained in step P2 are combined by a waterproof film covering 5, such that the film covering is completely encasing the insulation rolls 2 or insulation panel packets 4. Thus, a module 1 according to the invention is obtained in step P3.
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Fig. 17 shows a flowchart of another method according to the invention for the production of a storage and transport unit 9. The method comprises the subsequent steps P1 to P5.
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The first three steps P1, P2 and P3 of the method shown in Fig. 17 correspond to the steps P1, P2 and P3 of the method shown in Fig. 16.
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In a subsequent fourth step P4 at least two of the modules 1 obtained in step P3 are arranged side by side and/or stacked to a set of at least two modules 1.
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In a subsequent fifth step P5 the set of modules 1 obtained in step P4 is tied with at least one wrapping element 10 and a storage and transport unit 9 according to the invention is obtained.
References:
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- 1
- module
- 2
- insulation roll
- 3
- insulation panel
- 4
- insulation panel packet
- 5
- film covering
- 6
- end surface
- 7
- circumferential outer surface
- 8
- paper sheathing
- 9
- storage and transport unit
- 10
- wrapping element
- 11
- seam area
- 12
- edge
- 13
- eyelet
- 14
- transport suspension
- 15
- interposing layer
- 16
- insert opening
- 17
- pallet
- WE
- width of region not covered by paper sheathing
- WP
- width of the protrusion of the paper sheathing