EP1724405B1 - Coffrage perdu et mur de bâtiment fabriqué avec celui-ci - Google Patents

Coffrage perdu et mur de bâtiment fabriqué avec celui-ci Download PDF

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Publication number
EP1724405B1
EP1724405B1 EP06009921A EP06009921A EP1724405B1 EP 1724405 B1 EP1724405 B1 EP 1724405B1 EP 06009921 A EP06009921 A EP 06009921A EP 06009921 A EP06009921 A EP 06009921A EP 1724405 B1 EP1724405 B1 EP 1724405B1
Authority
EP
European Patent Office
Prior art keywords
shuttering
elements
spacers
formwork
wall
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.)
Not-in-force
Application number
EP06009921A
Other languages
German (de)
English (en)
Other versions
EP1724405A3 (fr
EP1724405A2 (fr
Inventor
Josef Egloff
Joseph Fischl
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.)
Aib AG
Original Assignee
Indi Home AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Indi Home AG filed Critical Indi Home AG
Publication of EP1724405A2 publication Critical patent/EP1724405A2/fr
Publication of EP1724405A3 publication Critical patent/EP1724405A3/fr
Application granted granted Critical
Publication of EP1724405B1 publication Critical patent/EP1724405B1/fr
Not-in-force legal-status Critical Current
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/16—Structures made from masses, e.g. of concrete, cast or similarly formed in situ with or without making use of additional elements, such as permanent forms, substructures to be coated with load-bearing material
    • E04B1/161—Structures made from masses, e.g. of concrete, cast or similarly formed in situ with or without making use of additional elements, such as permanent forms, substructures to be coated with load-bearing material with vertical and horizontal slabs, both being partially cast in situ
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/66—Sealings
    • E04B1/68—Sealings of joints, e.g. expansion joints
    • E04B1/6806—Waterstops
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8635—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties attached to the inner faces of the forms
    • E04B2/8641—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties attached to the inner faces of the forms using dovetail-type connections
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8652—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties located in the joints of the forms

Definitions

  • the invention relates to a permanent formwork for the erection of a concrete wall or the like. Concrete component according to the preamble of claim 1.
  • WO 03/097957 A1 For the construction of concrete walls, in particular also Gobäudeau basic formwork systems are known ( WO 03/097957 A1 ), which consist as a permanent formwork substantially of two wall elements, which are modularly composed of a plurality of plate-shaped Schatungsetementen, in such a way that the formwork elements form a plurality of vertically arranged one above the other rows or layers, in each of which several Schatungsetcmente to each other connect.
  • the wall elements or shuttering walls are held by spacers parallel and spaced from each other, so that between these shuttering walls formwork space is formed for the introduction of concrete.
  • the formwork elements consist for example of a thermally insulating material, such as polystyrene in different thicknesses and remain as a lost formwork, inter alia, for thermal insulation on the sides of the created concrete wall.
  • a lost formwork ( FR-A-2 853 339 ), which also has two formwork interior delimiting formwork walls, which are composed of a plurality of plate-shaped formwork elements and held by a plurality of, for example, wire braces formed spacers at the required distance from each other.
  • the spacers are arranged with ironing or tab-like ends respectively on the outside of the formwork walls facing away from the formwork interior, in such a way that the formwork elements arranged one above the other can be connected to one another via these tab-like ends using screws.
  • the disadvantage of this is that the bow-shaped spacers extend to the outside of the shuttering walls, so the tab-like ends so form foreign bodies on the surfaces of a concrete wall made with the lost formwork.
  • Another disadvantage is that the joining of the formwork elements on the tabs and screws is not possible when using a soft heat-insulating material, for example when using polystyrene for the formwork elements.
  • the invention has the object of developing a formwork system or a formwork of this type to the effect that the adjoining rows or layers of formwork elements in the individual formwork walls for concreting sufficiently securely fixed together are held relative to each other.
  • connection or the bracing of the individual layers of formwork elements by appropriate Clamping and connecting means within the formwork interior, so that a simple and fast erection of the respective formwork is possible.
  • At least one adjusting or aligning and mounting element is used, which along an edge region of the formwork, for example along the lower region of the formwork u. a. holding the formwork walls or the local formwork elements relative to one another at a predetermined distance.
  • the connecting, clamping and / or clamping means are formed by spacer elements extending between the shuttering walls and connecting or clamping elements connecting these elements, and or the formwork elements are provided, at least on their side facing the formwork interior, with grooves for fastening the spacer elements forming the connection, clamping and / or tensioning means, and or that the spacers are spacers between the formwork walls, and or in that the spacers form a plurality of spacer groups in which the spacers are provided successively in each case in an axial direction perpendicular to the rows, and in that at least part of the spacers of at least one spacer group are connected to one another, and or that the spacers are connected to one another by connection, clamping and / or tensioning elements provided on or acting on them, and or that the spacers are integrally formed, and or that the spacers are designed in several parts, consisting of at least two holding plates and at least one spacer provided between the holding
  • Styrofoam exist, and or that the spacers are made of plastic or metal, and or that the connecting elements are made of metal or plastic, and or the formwork elements are formed on both surface sides with grooves having, for example, dovetail-shaped, T-shaped or circular grooves, and or in that at least one wall element of at least one row or layer is formed from a plurality of adjoining shuttering elements, and or that the at least one alignment and mounting element is made of metal and / or plastic, and or that the at least one alignment and mounting element is made of a flat material, and or in that the profile sections each form at least one sub-section which extends in the profile longitudinal direction and which projects into a groove on the Engages circumferential side of the wall elements, and or the at least two profile sections of the at least one alignment and mounting element are connected to one another by at least one wall section or web, and or a plurality of mounting profiles are provided along the formwork on the ground, and in that the mounting profiles are held and / or aligned on at least one
  • 1 denotes a permanent formwork for creating a concrete wall.
  • the formwork consists essentially of two shuttering walls 2, which are spaced from each other to form a shuttering interior 1.1 via a plurality of Abstandhaltem 3 and connected to each other.
  • the with their surface sides, for example in vertical planes arranged parallel shuttering walls 2 each consist of a plurality of shuttering elements 4, which are substantially rectangular plates made of a suitable, preferably heat-insulating material, for example of foamed plastic, for. B. made of styrofoam.
  • the shuttering interior 1.1 is closed by a arranged between the circuit walls 2 closing element 5, which is made for example of galvanized sheet steel, plastic or rigid foam.
  • the deformation of the steel sheet can be done by edging roll forming or deep drawing and prior notching.
  • the formwork elements 4 are provided in each formwork wall 2 in a plurality of horizontal rows or layers and in these layers as well as from layer to layer next to each other and formed at their peripheral sides 4.1 - 4.4 each with protruding, strip-like projections or matching grooves, so that the shuttering elements. 4 each with a tongue and groove connection to each other and thereby, inter alia, a formwork interior 1.1 against leakage of Concrete or cement milk when concreting tightly closing formwork wall 2 forms.
  • the formwork elements 4 at their the shuttering interior 1.1 side facing each have a plurality of dovetailed or T-shaped grooves 6, which in an axial direction perpendicular to the longer circumferential or longitudinal sides 4.1 and 4.2 of the rectangular Shuttering elements 4 extend, are open at the upper longitudinal side 4.1 and end at a distance from the lower longitudinal side 4.2 or are formed continuously.
  • the spacers 3 are each formed in several parts, d, h. they each consist of two holding plates 7 and a spacer or spacer 8 forming the actual spacer. Both the holding plates 7 and the spacers 8 are each molded parts made of plastic and / or metal.
  • the holding plates 7 are attached directly to the inner surface of the formwork elements 4 adjacent to this and have for this purpose on a surface side at least one projection 9, which is received in a groove 6 fit or positive fit.
  • each retaining plate 7 is provided with at least one dovetail-shaped or T-shaped or circular groove 10 into which a projection 11 of the spacer 8 in question engages.
  • the grooves 10 in the holding plates 7 are in turn formed so that they are open on one side of the holding plate, ie when mounted formwork 1 usually on the upper horizontal side 7.1 of each holding plate 7 and closed on the opposite side 7.2 of the holding plate 7 so that insertion of the spacers 8 with their projections 11 in the grooves 10 from above is possible, the spacers 8 but after insertion have a defined end position on the holding plates 7, from which the spacers 8 not relative to the holding plates further down can be moved.
  • the connection can also be carried out without holding plates.
  • the horizontal bond between the adjoining formwork elements 4 is made for example by appropriate shaping of the sides 4.1 and 4.2, for example by matching projections and openings or holding plates 7, which overlap the connection between adjacent formwork elements.
  • FIGS. 6 and 7 show an embodiment in which the vertical connection between the individual layers of the formwork elements 4 does not take place on holding plates 7, but on the spacers 8 corresponding spacers 8a of the spacers 3a.
  • These spacers have in the area of their in the FIGS. 6 and 7 upper side 8a.1 two additional openings 14 and on their lower side in these figures 8a.2 wegêt on this side finger-like extensions 15 which are each provided at its end with a molded locking pin 16.
  • each spacer 8a has on its projection 11 locking lugs 17 which engage in corresponding counter-detents in the groove 10 of the associated holding plate 7, so that after connecting the spacer 8a with the holding plates 7, a release of the spacer is effectively prevented by these holding plates.
  • FIGS. 8 and 9 show as a further possible embodiment, a spacer 8b, which corresponds in function to the spacer 8 or 8a and is each part of a spacer 3b.
  • connecting sleeves 18 are provided in each case in the region of the upper narrow side 8b.1 and the lower narrow side 8b.2, which, for example, are made in one piece with the spacer 8b made of plastic, foam (eg hard foam) or metal.
  • rod-shaped connecting elements 19 are passed through the coaxially arranged connecting sleeves 18, which are then held in the connecting sleeves 18 by a press fit.
  • rod-shaped connecting elements are for example part of the reinforcing steel reinforcement of the concrete wall.
  • connecting the vertical superimposed spacers 8b by individual connecting elements 20, for example, sleeve-like connecting elements 20, which are then held by screwing, latching, etc. on the connecting sleeves 18, in such a way that by the same axis interconnected sleeves and sleeve-like fasteners 20 are formed through apertures for insertion of a reinforcing rod, which in turn is part of the concrete reinforcement.
  • the continuous connecting element 19 all spacers 8b arranged one above the other in the vertical direction and thus all formwork elements arranged one above the other in the vertical direction can then be braced against one another.
  • each connecting sleeve 18 has a reinforcing wall portion 21 which with two opposite sides of additional abutment or support surfaces for the spacer 8b on the associated holding plate 7 forms.
  • FIG. 10 shows as a further possible embodiment, a spacer 3c, the support plate 7c is made in one piece with the spacer 8c.
  • a special feature of the spacer 3c is also that the holding plate 7c, which in turn is secured in the same manner as the holding plate 7 on the corresponding formwork element 4, above an angled portion 21, with which the spacer 3c against the upper longitudinal side 4.1 of the relevant formwork element 4 is applied, for a vertical dimensional accuracy of the system or the arrangement of the spacers.
  • the formwork elements 4 are made at its upper longitudinal edge 4.1 with a continuous strip-like projection 23, with a plurality of pin-like projections 24 and in addition with a continuous groove 25.
  • the lower longitudinal side 4.2 of each formwork element 4 is shaped accordingly, ie with a matching, continuous groove for the projection 23, with a plurality of openings for each pin 24 and with a strip-like projection for the groove 25.
  • the spacer 7c in turn, on the spacer 8c on the connecting sleeves 18, via which a bracing of the individual spacers and thus the formwork elements 4 in the vertical direction is possible.
  • FIG. 12 shows as another, attachable to the inside of formwork elements 4 functional element a post receptacle 26.
  • This post receptacle 26th consists of a holding plate 27, which corresponds for example to the holding plate 7c and which, like the holding plates of the spacers, is fastened with at least one projection in at least one groove 6 of a formwork element.
  • the pipe section 28 is closed at its lower end and closed at its upper end or there by a removable closure, so that penetration of concrete into the pipe section 28 during concreting is prevented.
  • the post holder 26 is made of metal, for. B, made of steel or plastic. The post recording can also be performed without a holding plate or in one piece with this.
  • FIG. 12 shows in detail the situation in the region of the connection between a prepared using the formwork 1 vertical concrete wall 29 and a concrete ceiling 30.
  • Die Rohr GmbHe 28 der Post receiving 26 reach with their lower length in the concrete wall 29 and are thus anchored in this concrete wall.
  • This design allows, for example, a procedure in the form that when concreting the concrete wall 29 on a formwork wall 2 of the formwork 1 at the end of the concreting the later shuttering for the ceiling 30 forming formwork elements 4 are placed, in such a way that the at this Formwork elements provided post receivers 26 extend with their pipe sections 28 in the concrete of the concrete wall.
  • the post receptacle 26 or the support plate 27 have on its upper side a stop formed by a further plate 27.1 , which rests against the upper longitudinal side 4.1 of the formwork element 4 and thereby ensures the dimensional accuracy of the built-in post holder 26.
  • FIG. 13 shows a section through the lower portion of a lost formwork 1, for establishing a vertical concrete wall 31 on a substrate 32, for example on a foundation or a floor ceiling.
  • the formwork 1 in turn consists of the two formwork walls 2, which are each formed by a plurality of adjoining formwork elements 4, as inter alia in connection with the FIGS. 1 and 2 has been described.
  • the peculiarity of the lost formwork 1 in this embodiment is the use of a mounting profile or adjusting element 33 which also serves as a spacer and which is made, for example, of sheet steel, preferably of a corrosion-resistant steel and / or a corrosion-preventing coating, for example galvanized. in such a way that this alignment and mounting element 33 two outer and one longitudinal side of each of the alignment and mounting element 33 forming profile section 34 and a profile section 34 connecting web 35 forms.
  • other materials e.g. Plastic, also foam.
  • the profile sections 34 and the flat or substantially planar web 35 extend over the entire length of the alignment and mounting element 33.
  • a plurality of large-sized openings or windows 36 are provided in the web 35.
  • the alignment and mounting element 33 is laid on the substrate 32 corresponding to the course of the concrete wall 31 to be constructed and fixed in a suitable manner, for example using fasteners, eg with dowels and screws, possibly using a relining 37 leveled or adjusted between the alignment and mounting element 33 and the substrate 32 such that the outer, mutually parallel profile sections 34 supporting or supporting surfaces for the underside of the respective formwork wall 2 and 4.2 for the bottom Forming elements 4 each at a predetermined level, for example at the same level form, The forming the formwork panels 2 forming formwork elements 4 and the respective formwork wall 2 in total are then held in a predetermined position on the laid on the substrate 32 alignment and mounting element 33 ,
  • the profile section 34 are formed by multiple bending of the flat material used for the alignment and mounting element 33 such that they each have an angular portion 34.1, which lies with a leg in a plane parallel to the plane of the web 35 and at a distance therefrom and a Form part of the contact surface for the lower peripheral side 4.2 of the formwork elements 4, and form another, formed substantially as a U-section section 4.2, which engages in a groove 38 which is provided for example for the strip-like projections 23, and by a positionally accurate Fixation of the formwork elements 4 with respect to the alignment and mounting element 33 is achieved.
  • the outside, in the FIG. 13 vertical leg of the portion 34.2 extends to the level of the substrate 32 and there is angled to form a foot element 34.3, with which the profile section 34 is also supported on the ground 32.
  • an angle section 39 is attached to the web 35 side facing, which also extends over the entire length of the alignment and mounting member 33 and which also forms part of the support surface for the lower peripheral side 4.2 of the formwork elements 4 and with a protruding edge region at the same time forms a counter-latching 13 corresponding counter-latch on which the notches 12 of the provided on the lower formwork elements 4 spacers 3 engage so as to release the formwork elements 4 of the alignment in the vertical direction - And mounting member 33 to provide preventive connection.
  • a seal 40 for example, a sealing strip is provided, which seals the transition between the shuttering elements 4 and the outer profile sections 34, More seals 41 and sealing strips, for example, between each edge region of the alignment and mounting element 33 and the substrate 32 is provided.
  • 34 adjustment elements 42 may be provided on the profile sections, which in the simplest case from a recorded in the respective profile section 34 and in particular in the local section 34.2 Justierklotz 42.1 with Justier threaded pins 42.2 consist.
  • the mounting element 33 extends as a corresponding profile in each case over the entire length or over a large part of the long vertical concrete wall 31.
  • FIG. 14 shows again a section through the lower portion of a lost formwork or through the connection area between a bottom plate 44 made of concrete and a subsequent to this bottom plate, upstanding and produced using the lost formwork 1 and the formwork elements 4 concrete wall 45, in the lower area, that is, where the formwork elements 4 get up on the top of the finished or concreted bottom plate 45 are the mounting element 33 corresponding serving as spacers mounting members 33 a, which are each made in the same manner as the mounting member 33 made of sheet steel by bending, including with the two, the profile sections 34 corresponding profile sections 34 a, which in turn mounted shuttering elements 4 in the grooves 38 extend to the lower peripheral side 4.2 of the lower formwork elements 4 and thereby fix 4 and keep them at the required distance.
  • the respective mounting member 33a in the longitudinal direction of the formwork, ie in the representation of FIG. 14 in the direction perpendicular to the plane of this figure only very narrow, ie formed as a narrow bracket, which is oriented with its longitudinal extent in the horizontal direction (parallel to the top of the bottom plate 44) and perpendicular to the inner and outer surfaces of the created concrete wall 45.
  • a plurality of such mounting elements 33a is spaced from each other and provided following each other.
  • a retaining profile 46 extending along the entire formwork or concrete wall 45 and in the illustrated embodiment in the middle of the formwork is provided on the upper side of the concrete slab 44.
  • This is made for example of steel, aluminum or aluminum alloy or plastic, with a substantially cross-shaped cross-section, which is composed of a vertical profile sections 46.1 and two projecting from opposite sides of the profile section 46.1 strip-like profile sections 46.2.
  • the holding profile 46 After concreting the bottom plate 44, the holding profile 46 is pressed with a lower partial length of its profile section 46.1 in the still soft concrete of the bottom plate 44 that it abuts with the Profilbabismeen 46.2 against the top of the bottom plate 44, the profile section 46.1 with a partial length on the Top of the bottom plate 44 protrudes and the after setting of the concrete anchored in the bottom plate 44 holding profile 46 extends over the entire length of the concrete wall 45 to be erected.
  • Each mounting element 33a is provided in the middle between its two profile sections 34a with a profile section 47, with which it can be placed fittingly on the anchored in the bottom plate 44 retaining profile 46 and thus fixed in position on the bottom plate 44 and held.
  • the bottom plate 44 is made in the illustrated embodiment, a multilayer, namely from a lower layer 44.1 of lean concrete and an overlying, the actual bottom plate forming layer 44.2 greater thickness.
  • a shuttering 49 is used, which consists of several along the relevant side of the bottom plate contiguous angular Abschal instituten 50 which form the lateral boundary or shuttering of the space occupied by the concrete when concreting the layer 44.2.
  • the Abschalium 50 are provided with their lower, horizontal legs 50.1 aligned in each case via a leveling layer 51, for example via a layer of a leveling mortar on top of the layer 44.1 of lean concrete.
  • the Abschaliata 50 are preferably provided on the upper end face of their vertical leg 50.2 with grooves 52, then engage the projections on the lower peripheral side 4.2 of the formwork elements 4, so as to form a tight transition between the Abschal instituten 50 and the overlying formwork elements 4 to reach.
  • the Abschaletti 50 is in particular a plastic foam or a fiber-containing or fiber-reinforced material, For example, fiber concrete.
  • Other materials are suitable for the Abschaletti 50, such as foam glass.
  • the aligned on the layer 44.1 through the leveling layer 51 arranged Abschalieri 50 determine with their vertical legs 50.2 or with the upper end face 50.3 the level of the top of the bottom plate 44 and form with the end face 50.3 at the same time also the base against which the mounting elements 33a with rest on its long side.
  • the u.a. also forms the lateral shuttering during the production of the layer 44.1 and forms an additional, external support element for the Abschaliata 50 and for the subsequent shuttering in the vertical direction formwork elements 4.
  • the continuous connecting or Verspannetti 19 is also possible to form the continuous connecting or Verspannetti 19 as a piece of pipe, as well as the individual connecting or Verspannement 20 and / or by appropriate screws and / or nuts to achieve a compensation in the vertical direction.
  • fastening grooves 6 also on both surface sides of the formwork element 4.
  • the grooves 6 on the side facing away from the formwork interior side of the formwork elements then serve, for example, for receiving attachment units or elements, for example, for Be or coverings, or for direct inclusion of clothing or coverings.
  • these grooves also serve for the positive anchoring of a plaster or other, applied to the created wall surface coating.

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  • Architecture (AREA)
  • Physics & Mathematics (AREA)
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Claims (14)

  1. Coffrage perdu pour l'érection d'un mur en béton ou d'un élément de construction en béton analogue, avec au moins deux éléments muraux (2) maintenus à distance l'un de l'autre par des écarteurs (3, 3a, 3c), éléments qui forment entre eux un espace intérieur de coffrage (1.1) et sont constitués chacun de plusieurs éléments de coffrage (4) qui se raccordent mutuellement dans au moins deux rangées ou couches, les éléments de coffrage (4) des deux au moins deux couches qui se raccordent mutuellement étant reliés et haubanés mutuellement par des éléments de liaison, caractérisé en ce que les éléments de liaison inclus dans l'espace intérieur de coffrage (1.1) relient mutuellement à haubanage les écarteurs (3, 3a, 3c).
  2. Coffrage selon la revendication 1, caractérisé en ce que les éléments de liaison sont des attaches (15) grâce auxquelles la liaison des écarteurs est rendue possible par intrication et/ou verrouillage, ou en ce que les éléments de liaison sont formés à l'aide d'entretoises crantées.
  3. Coffrage selon la revendication 1, caractérisé en ce que les éléments de liaison sont formés de manière continue pour un groupe d'écarteurs, par exemple sous la forme de barres ou sous la forme de tubes.
  4. Coffrage selon la revendication 1, caractérisé en ce que les éléments de liaison sont des éléments de liaison fixables par verrouillage, vissage ou des méthodes analogues aux écarteurs, par exemple sont des éléments de liaison semblables à des gaines (20).
  5. Coffrage selon l'une des revendications qui précèdent, caractérisé en ce que les écarteurs ou leurs plaques d'arrêt (7c) forment une surface d'application pour l'application ou l'appui de l'écarteur sur un élément de coffrage (4), par exemple sur une surface périphérique (4.1) de l'élément de coffrage (4).
  6. Coffrage selon l'une des revendications qui précèdent, caractérisé en ce que les écarteurs (3, 3a, 3b) sont en une partie ou en plusieurs parties et sont au moins constitués de deux plaques d'arrêt (7, 7c) et d'au moins une pièce intercalaire (8, 8a, 8b) prévue entre les plaques d'arrêt, et en ce que les écarteurs (3) sont reliés mutuellement à leurs plaques d'arrêt (7, 7c) et/ou à leurs pièces intercalaires (8a, 8c) par les éléments de liaison (19,20).
  7. Coffrage selon l'une des revendications qui précèdent, caractérisé en ce que les écarteurs sont fabriqués d'une seule pièce avec deux plaques d'arrêt (7c) fixables aux éléments de coffrage (4) et une pièce intercalaire (8c) reliant lesdites plaques.
  8. Coffrage selon l'une des revendications qui précèdent, caractérisé par un logement de jambage (26), maintenu sur la face intérieure d'au moins un élément de mur (2), le logement de jambage présentant au moins une plaque d'arrêt fixée sur la paroi de coffrage (2), de même qu'une pièce tubulaire (28) prévue sur la plaque de fixation.
  9. Coffrage selon l'une des revendications qui précèdent, caractérisé en ce que les éléments de coffrage (4) sont formés sur les deux faces superficielles par des rainures (6), lesdites rainures étant par exemple en forme de queue d'aronde, en forme de T ou en forme de cercle.
  10. Coffrage selon l'une des revendications qui précèdent, caractérisé en ce que les écarteurs (3, 3a, 3c) et/ou les éléments de liaison (13, 15, 19, 20) sont constitués de plastique ou de métal.
  11. Coffrage selon l'une des revendications qui précèdent, caractérisé en ce que les sections de profil (34, 34a) forment chacune au moins une section partielle (34.2) perdue de type languette s'étendant dans le sens de la longueur du profil, section qui s'insère dans une rainure (38) sur la face.périphérique (4.2) des éléments muraux (2).
  12. Coffrage selon l'une des revendications qui précèdent, caractérisé en ce que des moyens de liaison ou de contrainte sont inscrits dans l'espace intérieur du coffrage, par lesquels au moins un élément mural (2) est haubané ou relié avec un élément d'alignement et de montage (33, 33a).
  13. Coffrage selon la revendication 12, caractérisé en ce que les éléments de liaison ou de contrainte qui haubanent au moins un élément mural (2) avec l'élément d'alignement et de montage (33, 33a) sont formés par des arrêts sur les écarteurs, ainsi que par des contre-arrêts (39) sur l'élément d'alignement et de montage.
  14. Mur de bâtiment, réalisé en utilisant un coffrage selon l'une des revendications 1 à 13.
EP06009921A 2005-05-17 2006-05-15 Coffrage perdu et mur de bâtiment fabriqué avec celui-ci Not-in-force EP1724405B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102005023346 2005-05-17
DE102005025603 2005-06-03
DE102005030089A DE102005030089A1 (de) 2005-05-17 2005-06-27 Verlorene Schalung sowie Gebäudewand hergestellt unter Verwendung dieser Schalung

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EP1724405A2 EP1724405A2 (fr) 2006-11-22
EP1724405A3 EP1724405A3 (fr) 2007-08-29
EP1724405B1 true EP1724405B1 (fr) 2010-03-10

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EP06009921A Not-in-force EP1724405B1 (fr) 2005-05-17 2006-05-15 Coffrage perdu et mur de bâtiment fabriqué avec celui-ci

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EP (1) EP1724405B1 (fr)
AT (1) ATE460544T1 (fr)
DE (2) DE102005030089A1 (fr)

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Publication number Priority date Publication date Assignee Title
DE102009025389A1 (de) 2009-06-16 2010-12-23 Bvb Gmbh Verlorene Schalung
DE102013005470B4 (de) * 2013-03-28 2020-06-18 B.T. Innovation Gmbh Schalungssystem
CN113336410B (zh) * 2021-05-18 2022-11-04 成都环能德美环保装备制造有限公司 一种平面嵌入式环状结构及其制造工艺

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AU2002238345A1 (en) * 2001-04-02 2002-10-15 Bvb Ag Combined building module for a shuttering system and a corresponding shuttering system
WO2003097957A1 (fr) * 2002-05-18 2003-11-27 Bvb Ag Ecarteur pour elements de coffrage
DE20218634U1 (de) * 2002-12-01 2003-03-20 Classen, Thomas, 47665 Sonsbeck Schalungsabstandshalter
FR2853339B1 (fr) * 2003-04-03 2006-07-21 Claude Blouet Procede, coffrage et epingle pour construire un mur de maconnerie

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ATE460544T1 (de) 2010-03-15
EP1724405A3 (fr) 2007-08-29
DE502006006371D1 (de) 2010-04-22
DE102005030089A1 (de) 2006-11-23
EP1724405A2 (fr) 2006-11-22

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