EP2969438A1 - Procédé de fabrication d'un élément en nappe ayant une surface différente d'une surface plane, partie de moule servant à fabriquer un tel élément en nappe, et élément en nappe - Google Patents

Procédé de fabrication d'un élément en nappe ayant une surface différente d'une surface plane, partie de moule servant à fabriquer un tel élément en nappe, et élément en nappe

Info

Publication number
EP2969438A1
EP2969438A1 EP14714571.8A EP14714571A EP2969438A1 EP 2969438 A1 EP2969438 A1 EP 2969438A1 EP 14714571 A EP14714571 A EP 14714571A EP 2969438 A1 EP2969438 A1 EP 2969438A1
Authority
EP
European Patent Office
Prior art keywords
produced
sheet
molded part
molding
mold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP14714571.8A
Other languages
German (de)
English (en)
Other versions
EP2969438C0 (fr
EP2969438B1 (fr
Inventor
Thomas HENRIKSEN
Christian Raun Jepsen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HENRIKSEN, THOMAS
Original Assignee
Waagner-Biro Stahlbau AG
ADAPA APS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Waagner-Biro Stahlbau AG, ADAPA APS filed Critical Waagner-Biro Stahlbau AG
Publication of EP2969438A1 publication Critical patent/EP2969438A1/fr
Application granted granted Critical
Publication of EP2969438C0 publication Critical patent/EP2969438C0/fr
Publication of EP2969438B1 publication Critical patent/EP2969438B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/34—Moulds, cores, or mandrels of special material, e.g. destructible materials
    • B28B7/346—Manufacture of moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/02—Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article
    • B28B7/025—Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article the mould surface being made of or being supported by a plurality of small elements, e.g. to create double curvatures
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B7/00—Roofs; Roof construction with regard to insulation
    • E04B7/08—Vaulted roofs
    • E04B7/10—Shell structures, e.g. of hyperbolic-parabolic shape; Grid-like formations acting as shell structures; Folded structures
    • E04B7/102—Shell structures

Definitions

  • the present invention relates to a method for producing a sheet-like element having a surface deviating from a flat surface of hardening material.
  • the present invention relates to a method for producing a sheet-like element having a surface deviating from a flat surface of hardening material.
  • the present invention further relates to a molding for use in such a process, to a process for producing such a molding, and to such a sheet-like member having a surface other than a flat surface of hardening material.
  • Such sheet-like elements with a surface deviating from a flat surface are known from different materials and are used for example for cladding surfaces or facades of buildings in modern architecture.
  • the production of which deviates from a flat surface and particularly complicated curved shape extremely complex and costly is increasingly an application of such sheet-like elements with different and deviating from a flat surface shape also from curable Materials such as plastics or concrete, in particular reinforced or fiber reinforced concrete desired.
  • the production of such sheet-like elements is very complex, with a possibility of producing made of concrete, especially reinforced or fiber reinforced concrete elements, for example spraying, wherein fiber reinforcements, such as textile fabric are introduced into an appropriate shape and then in multi-stage spraying concrete with special physical chemical properties is applied.
  • Such spraying processes are extremely problematical, in particular with regard to their control and implementation, and it is particularly difficult, taking into account the long production and in particular curing times, to produce such sheet-like elements having the desired and in particular the same properties, such as, for example, surface texture, color and the like in large numbers.
  • Further problems in the production of such sheet-like elements with a surface deviating from a flat surface arise, for example, from that in particular for a connection or a connection of adjacent sheet-like elements in the edge or edge area often recessed or offset edge portions are required, which have an additional extension or height compared to a thickness of the sheet-like element to be produced.
  • casting devices are also known, wherein a mold with an adjustable according to the shape of the element to be produced surface is provided, as for example WO 2012/065614 A1 or DE 198 23 610 A1 can be removed.
  • a mold with an adjustable according to the shape of the element to be produced surface is provided, as for example WO 2012/065614 A1 or DE 198 23 610 A1 can be removed.
  • the use of such casting devices with adjustable surface taking into account the extremely long curing times of, for example, up to 28 days economically not possible.
  • the production of a large number of such sheet-like elements, which optionally have partially different shape, is not possible due to the lack of availability of a correspondingly high number of correspondingly expensive casting devices.
  • the present invention therefore aims to provide a method of the type mentioned, as well as a molded part for carrying out this method, a method for producing such a molded part as well as a sheet-like element of the type mentioned, with which the above-mentioned problems of Prior art can be avoided or at least reduced and such sheet-like elements with surface deviating from a flat surface of hardening material in possibly large numbers and with possibly divergent shaping with a reduced expenditure of time, a consistent quality and especially at reduced costs economically useful for Can be made available.
  • a method for producing a sheet-like element with a surface deviating from a flat surface of hardening material essentially comprises the following steps:
  • thermosetting material in the interconnected moldings
  • each of which has a shape corresponding to a surface of the sheet-like element to be produced, it is possible in a simple and reliable manner to provide such a sheet-like element with optionally complex shaping or outer surface correspondingly inexpensive, since such molded parts can be provided according to cost and not, as mentioned above, each an elaborate casting device with adjustable surface during possibly very long periods for curing a sheet-like or plate-like or shell-like or planar element to be produced must be provided.
  • the shaped parts are arranged at a distance from one another or a cavity or a depression is provided in at least one of the surfaces of the molded parts.
  • the hardening material can subsequently be introduced into the cavity defined by the molded parts in a simple and reliable manner, with optionally required or desired reinforcements of such a hardening material likewise simply and reliably being introduced into the cavity between the molded parts can.
  • these can also be used over possibly long periods of time for a Curing the produced sheet-like element remain connected to each other, after which the mold parts can be opened and the cured sheet-like element can be removed.
  • elastic spacers are used according to external dimensions of the sheet-like element to be produced for forming the distance between the moldings.
  • Such spacers can be easily arranged according to the thickness of the element to be produced between the molded parts to be joined together and at the same time define the outer dimensions of the sheet-like element to be produced. Since the sheet-like elements to be produced should have a shape deviating from a flat surface or surface, elastic spacers according to the invention are preferably provided or used, which according to the example of a complicatedly shaped or curved surface are simple and reliable between the two Arrange to be joined together moldings.
  • At least one surface of the sheet-like element to be produced is at least partially formed with a recessed or offset edge or edge region.
  • sheet-like elements which, for example, can be designed according to architectural requirements with edge or edge regions having a greater height or thickness for a proper and aesthetically pleasing connection to adjacent sheet-like elements.
  • at least one surface of the sheet-like element to be produced is formed by a curved surface, wherein according to a further preferred embodiment it is proposed in this context that the curved surface be of a single curved or double curved surface or of one curved surface Surface is formed with free shaping.
  • thermosetting material Provide more complicated and complex design, which, if feasible at all, with other manufacturing processes would be produced only with extremely increased cost and time.
  • the moldings can be easily and reliably provided with the desired curved surfaces according to the shape of the sheet-like element to be produced, wherein, if desired, the surfaces of the sheet-like element to be produced need not necessarily be identically formed on both sides, so that additional, for example, structural features, For example, to achieve appropriate mechanical strengths can be considered.
  • the curing material is selected from plastics, especially polyester and epoxy, glass, gypsum, concrete, in particular reinforced or fiber reinforced concrete, or the like.
  • plastics especially polyester and epoxy, glass, gypsum, concrete, in particular reinforced or fiber reinforced concrete, or the like.
  • the problems in the prior art were The art is discussed in detail in the manufacture of such sheet-like elements made of concrete, in particular fiber-reinforced concrete, so that the advantages of the method according to the invention in connection with the use of fiber-reinforced concrete immediately become apparent.
  • the hardening material is introduced under vacuum between the two mold parts.
  • the molded parts are positioned relative to one another using at least one marking.
  • the moldings are opened non-destructively and are reused after removal of the element to be produced.
  • the molded part is made of a moldable or foamable material, in particular plastic material.
  • moldable or foamable or foam-like materials, in particular plastic materials are available in different material compositions and can thus, for example, in adaptation to a desired shape and in particular to be used for the produced sheet-like material materials and used for the production of the molded parts become.
  • the molded part according to the invention in accordance with a preferred embodiment that the molded part is formed with a cavity or a depression, in particular corresponding to the thickness of the element to be produced.
  • edge or edge parts or areas having a greater thickness and / or thickness and / or edge area or edge areas is optionally desired or required for a sheet-like element to be produced.
  • the molding is formed with a recess corresponding to a recessed or stepped edge or edge region of the product to be produced.
  • the molded part is formed with at least one marking for positioning.
  • the Mark is formed by a through hole outside the surface of the element to be produced.
  • a plurality of markings, in particular holes is provided along the circumference of the surface of the product to be produced.
  • a method for producing a molded part according to the invention of the type mentioned above or a preferred embodiment thereof is essentially characterized in that the molded part is produced in a casting process, which in a mold with a corresponding to the surface of made to be produced planar element adjustable surface.
  • At least one marking is provided for the mutual positioning of the molded parts.
  • the marking is formed by a through hole outside the surface of the element to be produced.
  • a plurality of markings, in particular holes, along the circumference of the surface of the manufactured element is formed, as a further preferred embodiment of the inventive method for producing a novel Form part corresponds.
  • a sheet-like element with a surface of hardening material deviating from a flat surface is provided for forming surface cladding of buildings, buildings, etc.
  • At least one surface of the sheet-like element is formed by a curved surface.
  • the curved surface is formed by a single curved or double curved surface or by a surface with free shaping.
  • the curing material is selected from plastics, especially polyester and epoxy, reinforced or fiber reinforced, especially glass fiber reinforced plastics, glass, gypsum, concrete, in particular reinforced or fiber reinforced concrete or like.
  • FIG. 1 shows schematic representations of different method steps for producing a first molded part according to the invention for use in a method according to the invention for producing a sheet-like element according to the invention
  • FIG. 2 shows, in a representation similar to FIG. 1, method steps for producing a second molded part according to the invention
  • FIGS. 1 to 3 shows, based on the representations of different method steps shown in FIGS. 1 to 3, detailed representations of individual method steps, flat surfaces being shown in place of the curved surface of a sheet-like element provided according to the invention for simplifying the illustration;
  • FIG. 5 shows a perspective view and a section through a sheet-like element according to the invention, which, taking account of a production corresponding to the method steps of FIG. 4, is again shown with a planar or flat shape instead of the curved shape provided according to the invention to simplify the illustration; as shown in Figures 1 to 3; and
  • Fig. 6 is a schematic view similar to Fig. 4f of a modified embodiment, according to which a thickness of the sheet-like element to be produced is defined instead of using spacers through a recess or a cavity in a molded part.
  • FIG. 1 schematically shows individual process steps for the production of a molded part for use in a subsequent process for the production of a sheet-like element having a surface deviating from a flat surface of hardening material, as shown in more detail in FIG.
  • FIG. 1 a schematically shows a partial region of a casting mold, as shown in more detail in detail in FIGS. 4 a and 4 b, wherein the casting mold 1 has an adjustable surface 2 corresponding to the surface of the sheet-like or plate-like or sheet-like or planar element to be produced .
  • the surface 2 of the mold 1 and thus of the subsequently produced sheet-like element as shown in Fig. 3, in particular Fig. 3g, a deviating from a flat surface shape in shape has a complex curvature.
  • the curved surface may be formed by a single curved or double curved surface or freeform surface.
  • the boundary walls 3 and the rod-like elements 4 are removed after introduction of a moldable or foamable material to form a first molded part 5.
  • a moldable or foamable material has, for example, very short curing times, so that with such a casting mold or casting device 1, which has an adjustable according to the shape of the sheet-like element to be produced surface 2, quickly and inexpensively a variety of moldings with the shape of a produced planar element of complementary shape can be produced.
  • Fig. 1 d is schematically indicated how the molded part 5 produced by the mold and its adjustable surface 2 is removed according to the arrow 6.
  • the molded part 5 is formed with a correspondingly the surface 2 also complex curved surface 7.
  • the markings 8 formed by holes or openings can be seen in FIG.
  • FIG. 2 shows the production of a second molded part for the subsequent production or formation of a planar element with a surface deviating from a flat surface, the method steps illustrated in FIGS. 2 a to 2 d being substantially identical to those in FIGS. 1 a to 1 d illustrated method steps are.
  • Fig. 2a is a designated 1 1 mold again with an adjustable surface 12 according to the shape of the produced sheet-like Elements provided, wherein in addition to the embodiment of FIG. 1 a in the illustration of FIG. 2a, a frame-shaped insert 13 is disposed on the surface 12.
  • a frame-shaped insert 13 may for example be made of a suitably elastic material to, as indicated in Fig. 2a, also to follow the complex curvature of the surface 12.
  • Fig. 2b is shown how again boundary walls 14 and rod-like positioning elements 15 are arranged on the surface 12 for the production of the second molded part, whereupon these elements 14 and 15 are subsequently removed in the process step shown in Fig. 2c, so that by a previous introduction and curing of a moldable or foamable material or a second molded part 16 has been prepared.
  • This second molded part 16 is again shown in Fig. 2d in the mold 1 1 and the surface 12 according to the arrow 17 remote position or position, again formed by holes marks 18 are indicated.
  • This second molded part 16 is shown in a plan view in FIG. 2e, from which it can be seen that a depression 20 is formed in the surface 19 in addition to a correspondingly complex curved surface 19 and the marking holes 18, which are provided outside the sheet-like element to be subsequently produced which will subsequently form recessed or recessed edge or edge regions with correspondingly increased thickness in the production of the sheet-like element.
  • the molding 16 as shown in Fig. 2e and made according to the process steps shown in Fig. 2 is provided.
  • a recess 20 in the recess 20 of the molding 16 is particularly elastic Spacer 21 is arranged, whose height extent is greater than the depth of the recess 20, so that the spacer 21 protrudes beyond the surface 19 of the molding 16, as shown in Fig. 3c and more clearly visible, for example in the detailed views of Fig. 4e and 4f will be.
  • the molded part 16 which is provided with the spacer 21 in the recess 20, approximates the molded part 5 produced according to the method of FIG. 1, as indicated by the double arrow 22 and shown in FIG. 3e is shown in greater detail.
  • positioning bars 23 are arranged in the markers or positioning elements formed by holes 8 and 18, respectively, for correct mutual positioning and, in particular, for optionally long periods for curing of the sheet-like element.
  • a casting device having an adjustable surface 32, wherein adjusting elements, which are formed for example of telescopic elements, 33 are designated. It is immediately obvious that with a corresponding adjustment of the adjusting elements 33 substantially any desired shape of the surface 32, which of a flexible element, for example a flexible mat is formed, can be achieved, so that instead of the surface 32 shown for simplicity as a flat surface and the complex surfaces 2 and 12 shown in Fig. 1 a and 2a can be achieved.
  • a frame-shaped insert 36 is provided or arranged on the surface 32 in the illustration according to FIG. 4 a, which in the production of the molded part has an edge or edge region of the recessed part Produce to be produced sheet-like element defining recess.
  • FIG. 4b shows a method step similar to the method step FIG. 2c, where boundary walls and rod-like centering elements not shown are removed after introduction of a castable or foam-like material, so that the outer contours of a manufactured molded part 35 become apparent ,
  • This molding 35 has marking or positioning elements 37 formed by holes corresponding to the rod-like centering elements.
  • the molded part 35 is shown in a schematic plan view in FIG. 4c, wherein it can be seen that besides the
  • Markings 37 a depression 38 formed by the insert element 33 is provided which will subsequently define recessed or offset edge or edge regions of the sheet-like element to be produced, and thus the outer dimensions thereof.
  • FIG. 4d in a representation similar to FIG. 4c, a second molded part 39 is shown schematically, which is produced by the production steps schematically indicated in FIGS. 4a and 4b, wherein marking elements 40 are provided. Similar to the representation of the production of a molded part shown in FIG. 1, the surface of this molded part 39 has no recesses or cavities.
  • strip-shaped spacers 41 are arranged in the molded part 35 in its recess 38.
  • the molded parts 35 and 39 are shown in the assembled state, as corresponds to the representation according to FIG. 3f. From this representation, it can be seen that the mold parts 35 and 37 are positioned relative to one another by rod-like centering elements 42 which are arranged in the markings 37 and 40 of the molded parts 35 and 39 formed by passage openings or holes. It can also be seen from FIG.
  • the sheet-like element to be produced is formed.
  • the interconnected mold parts 35 and 39 remain during an optionally long curing time, which may be up to 28 days, for example, for fiber reinforced concrete, in the Fig. 4f shown, interconnected layer.
  • the mold parts 35 and 39 are separated from each other, in particular after removal of the rod-shaped centering elements 42, so that the produced sheet-like element can be subsequently removed. Since a non-destructive separation of the mold parts 35 and 39 with subsequent removal of the sheet-like element to be produced is possible, these moldings can be used to produce a further sheet-like element in turn.
  • FIG. 5 a shows a perspective view of a sheet-like element 43 produced by the molded parts 35 and 39, respectively. It is immediately apparent that, when forming curved or complex outer surfaces, as is schematically indicated in FIGS. 1 to 3, instead of the planar planar element shown in FIG. 5 and produced with the molded parts according to FIG Element would have a corresponding curvature or complex shape, as shown schematically in Fig. 3g and designated 24.
  • FIG. 5 a shows, in a representation similar to FIG. 4f, a modified embodiment of molded parts 45 and 46 in the assembled state. From this representation, it can be seen that the molding 45 is not only similar to the embodiment shown in Fig. 4c for forming a peripheral stepped Rand°.
  • Edge region has a recess 47, but that for determining the thickness of the sheet-like element to be produced lying between the peripheral edge portions 47 portion 48 of the molding 45 is formed recessed or offset relative to the outer surface 49 and thus defines a cavity, which in a composition with the further mold part 46, as shown in Fig. 6, directly defines the thickness of the sheet-like element to be produced.
  • a distance between the mold parts 45 and 46 is not required.
  • a cavity is defined by the recess 48 to the boundary surface 50 of the further molding 46, so that when filling the cavity between the surfaces of the Formteiie 45 and 46 in turn a sheet-like element can be provided with a shape, as shown in Fig. 5th shown in detail.
  • area-like elements 24 with essentially any arbitrary curvature or general surface can be produced by providing shaped parts with corresponding shaping.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un procédé de fabrication d'un élément en nappe ayant une surface différente d'une surface plane à partir d'un matériau durcissable, comprenant les étapes suivantes : ‑ prédisposition d'une première partie de moule (5) dont la forme correspond à une surface de l'élément (24) à fabriquer, ‑ prédisposition d'une seconde partie de moule (16) dont la forme correspond à une autre surface de l'élément (24) à fabriquer, ‑ assemblage de la première et de la seconde partie de moule (5, 16) en laissant entre les surfaces (7, 19) des parties de moule (5, 16) une cavité correspondant à l'élément à fabriquer, ‑ introduction du matériau durcissable dans la cavité délimitée par les parties de moule (5, 16), ‑ durcissement du matériau durcissable dans les parties de moule (5, 16) assemblées, et ‑ ouverture des parties de moule (5, 16) et démoulage de élément en nappe (24) durci. L'invention concerne en outre une partie de moule (5, 16) servant à fabriquer un tel élément en nappe, ainsi qu'un élément en nappe ainsi fabriqué.
EP14714571.8A 2013-03-13 2014-03-11 Procédé de fabrication d'un élément en nappe ayant une surface différente d'une surface plane Active EP2969438B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA194/2013A AT514035B1 (de) 2013-03-13 2013-03-13 Verfahren zur Herstellung eines flächenartigen Elements mit von einer ebenen Oberfläche abweichender Oberfläche, Formteil zur Herstellung sowie flächenartiges Element
PCT/AT2014/000046 WO2014138759A1 (fr) 2013-03-13 2014-03-11 Procédé de fabrication d'un élément en nappe ayant une surface différente d'une surface plane, partie de moule servant à fabriquer un tel élément en nappe, et élément en nappe

Publications (3)

Publication Number Publication Date
EP2969438A1 true EP2969438A1 (fr) 2016-01-20
EP2969438C0 EP2969438C0 (fr) 2023-06-07
EP2969438B1 EP2969438B1 (fr) 2023-06-07

Family

ID=50423918

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14714571.8A Active EP2969438B1 (fr) 2013-03-13 2014-03-11 Procédé de fabrication d'un élément en nappe ayant une surface différente d'une surface plane

Country Status (3)

Country Link
EP (1) EP2969438B1 (fr)
AT (1) AT514035B1 (fr)
WO (1) WO2014138759A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10987832B2 (en) 2016-03-08 2021-04-27 Adapa Aps Method and an apparatus for making a three-dimensional object and a membrane therefore

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD137423A1 (de) * 1978-06-23 1979-09-05 Ursula Eisel Form
JPH0716820A (ja) * 1993-06-30 1995-01-20 Planning Tenshiyon:Kk 造形物形成用の型材及びそれを用いた造形物の形成方法並びにそれにより得られた造形物
NL2004864C2 (en) * 2010-06-09 2011-12-13 Infra & B V Moulds and methods for forming prefab concrete floor elements and prefab elements.
AT510664B1 (de) * 2010-10-20 2012-09-15 Technologiezentrum Ski Und Alpinsport Gmbh Bauwerk mit mindestens einem gekrümmten konstruktionselement aus beton sowie ein verfahren zur erstellung eines derartigen bauwerks

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2014138759A1 *

Also Published As

Publication number Publication date
WO2014138759A1 (fr) 2014-09-18
EP2969438C0 (fr) 2023-06-07
AT514035B1 (de) 2016-03-15
AT514035A1 (de) 2014-09-15
EP2969438B1 (fr) 2023-06-07

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