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WO2011060468A1 - Elément composite et brique en bois - Google Patents

Elément composite et brique en bois Download PDF

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Publication number
WO2011060468A1
WO2011060468A1 PCT/AT2010/000443 AT2010000443W WO2011060468A1 WO 2011060468 A1 WO2011060468 A1 WO 2011060468A1 AT 2010000443 W AT2010000443 W AT 2010000443W WO 2011060468 A1 WO2011060468 A1 WO 2011060468A1
Authority
WO
WIPO (PCT)
Prior art keywords
wood
composite element
grooves
timber
filling material
Prior art date
Application number
PCT/AT2010/000443
Other languages
German (de)
English (en)
Inventor
Josef Lasselsberger
Original Assignee
Lb Engineering Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AT18582009A external-priority patent/AT509157B1/de
Application filed by Lb Engineering Gmbh filed Critical Lb Engineering Gmbh
Priority to RU2012126132/03A priority Critical patent/RU2575292C2/ru
Publication of WO2011060468A1 publication Critical patent/WO2011060468A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
    • E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
    • E04C2/296—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and non-metallic or unspecified sheet-material
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/10—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products
    • E04C2/24—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products laminated and composed of materials covered by two or more of groups E04C2/12, E04C2/16, E04C2/20
    • E04C2/243—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products laminated and composed of materials covered by two or more of groups E04C2/12, E04C2/16, E04C2/20 one at least of the material being insulating

Definitions

  • the invention relates to a composite element comprising an outer timber component and at a distance therefrom an inner timber component, wherein between the two timber components, a filling material is arranged.
  • the invention relates to a method for producing a composite element.
  • Such plate-shaped composite elements are often used in prefabricated house construction, wherein from one or more such composite elements, for example, the outer wall, roof or ceiling of such a building is formed.
  • the typical structure of such known wall, roof or ceiling elements shows two wooden components in the form of plates which are interconnected by means of frame timbers.
  • the plates are connected to the frame woods, for example with nails, staples, etc.
  • the space between plates can be provided with thermal insulation, have space for installations, etc.
  • the outer plate is provided on the outside again with an insulation and finally plastered.
  • a disadvantage of these known elements is that the way of connecting the plates favors the formation of heat / cold bridges. Furthermore, it is a disadvantage that relatively many operations for connecting the plates, the filling of the gap and the subsequent provision of the element with a thermal insulation on the outside are necessary.
  • the two timber components each have depressions on their side adjacent to the filler material, and the depressions in the sides adjoining the filler material are likewise filled with the filler material.
  • the space between the timber components is filled with the filler, eg foamed.
  • the filler material also enters the recesses of the timber components, which are facing the (filled with the filling material) gap.
  • the hardening of the filling material then results in an extremely stable bond between the timber components and the filling material. It thus creates a self-supporting composite element that is easy can be produced, and in which the formation of heat / cold bridges can be prevented because no nails, screws, etc. are necessary for connecting the two timber components.
  • the stability of the connection is significantly increased if the two timber components each have depressions on their side adjacent to the filling material, and wherein the depressions in the sides adjacent to the filling material are likewise filled with the filling material.
  • the foam-like filling material hardens after injection by suitable measures, preferably - such. in the case of poly-urethane foam - simply by reacting with air and thus connecting the two wooden components together.
  • depressions preferably in the form of grooves, are applied prior to the introduction of the filling material on the sides of the two timber components facing the intermediate space, which are foamed with foam when the intermediate space is filled.
  • the filler material is formed as an insulating material, whereby the composite element has very good thermal insulation properties and an additional attachment of a Insulation on the outside of the composite element is no longer necessary, which correspondingly significantly reduces the production of the composite element and in particular the necessary duration for the construction of a building with such composite elements.
  • the timber components can each consist of a single piece of wood.
  • each, of the timber components is in each case constructed of at least two layers of wood, and wherein at least one of the wood layers of each timber component is at least partially and provided on at least one side with recesses, and wherein those of the filler adjacent wood layer of a timber component has at least on its side facing the filler material depressions.
  • Such wooden construction elements are known from EP 0 762 951 B1, which describes in this document all cavities (in the form of grooves), including those recesses lying in the element, to be provided with a foam filler, so that good heat, Cold and sound insulation properties of the timber component result.
  • the wooden construction element as such then forms the wall of a building.
  • such a timber member is used to form a composite member
  • the recesses are filled with filler only at the filler-facing side to make the composite, while the recesses in the interior of the timber members remain empty. This makes it possible to produce an extremely lightweight composite element.
  • the side surfaces of the composite elements are sealed airtight after installation, whereby additional heat insulation is created by the air cushion in the interior of the element.
  • weight can be saved if a layer of wood has depressions on both sides, and if the depressions are arranged over the entire surface of one side of a wood layer or the sides of the wood components facing the filler material, in particular if each of the wood layers is arranged on at least one, preferably on both sides, has depressions.
  • the depressions can be produced in a particularly simple manner if they are designed as grooves that are essentially parallel to one another in the timber components, in particular in the wood layers.
  • the grooves are normally rectilinear and elongated, in cross-section they may be rectangular, trapezoidal, round, oval, etc.
  • the grooves are normally machined on the surface of a layer of wood, but they may also be inclined to the normal to the surface at an angle, ie, worked into the wood layer at an angle.
  • grooves may also be curved or branched, which, however, is not usually the preferred embodiment.
  • the grooves in the two sides are offset relative to each other in the direction transverse to the longitudinal direction of the grooves.
  • the grooves of at least one layer of wood transversely, at an angle greater than zero to the grooves of another wood layer.
  • the angle between the grooves of adjacent wood plies is between 60 ° and 120 °, preferably 90 °.
  • a wooden layer is formed from a plurality of juxtaposed elongate blanks, wherein in the case of grooves all blanks of a wooden layer have parallel grooves. In preferred rectilinear grooves, these preferably run in the direction of the grain of the wood.
  • the blanks are a wooden layer lie with their side surfaces close together (top and / or bottom have the wells / grooves), preferably they abut each other.
  • the individual slotted boards are coated with an adhesive, e.g. glued to a PU (poly-urethane) adhesive, the wood layers are then glued together again.
  • an adhesive e.g. glued to a PU (poly-urethane) adhesive
  • the grooves extend in the longitudinal direction of the blanks, wherein the blanks of adjacent wood layers transversely, at an angle greater than zero to each other, wherein the angle between the blanks of adjacent wood layers between 60 ° and 120 °, preferably is at 90 °.
  • the timber component has the maximum mechanical strength and stability.
  • the timber component is manufactured as an endless element, i. the timber component has a certain width and thickness and is made "endless” in view of its longitudinal extent (production direction) and cut at the desired length of the timber component.
  • width of the timber component to a maximum board length of the blanks of about 500 cm is necessary. If only shorter boards (minimum 310cm at the preferred width) are available, the element can be produced in the same way on the production line, but the angle of the boards to each other must then be between 30 ° - 60 °. This also changes the angle between adjacent layers of wood (60 ° - 120 °), which reduces the mechanical strength of the wood element. In this way, however, the strength can be selectively controlled via the timber component.
  • the invention relates to a building, which is constructed using such composite elements. Furthermore, the invention relates to a wood brick, a method for producing a wood brick, the use of such a wood brick and buildings, which are at least partially made of such wood bricks ..
  • the brick is formed of a composite element according to the invention or of a part thereof.
  • a wood brick in the form of a composite element which can be easily produced, and in which the formation of heat / cold bridges can be prevented, since no nails, screws, etc. are necessary for connecting the two wood components.
  • the depressions are filled with filler only at the filling material facing side to make the composite, while the depressions in the interior of the timber components remain empty. This makes it possible to produce an extremely lightweight composite element or a very light wood brick.
  • a wooden layer is formed of a plurality of juxtaposed elongated blanks .
  • all blanks of a wood layer have parallel grooves.
  • these preferably run in the direction of the grain of the wood.
  • 1 shows a plate-shaped (composite) element according to the invention in a perspective view
  • 2 shows an unprocessed elongate wooden element in a perspective view
  • FIG. 3 shows the wood element from FIG. 2 with grooves in the direction of the longitudinal extension of the wood element
  • FIG. 3a shows a detail of the wood element of Figure 3 in an enlarged view
  • FIG. 4 shows the wooden element from FIG. 3 with a view of an end face of the element
  • FIG. 5 is a perspective view of a blank of the wood element of Figure 3, for the production of wood layers for the plate-shaped element, in a perspective view,
  • FIG. 5a shows a detail of the blank of Figure 5 in an enlarged view, Fig. 6, the cutting of a wood element
  • FIG. 7 is a perspective view of a wooden layer constructed from a number of blanks, FIG.
  • FIG. 7a shows a detail of the wood ply of FIG. 7 in an enlarged illustration, FIG.
  • FIG. 8 shows the wood layer from FIG. 7 in a schematic plan view during production, FIG.
  • FIG. 10 shows the laying of two adjoining wooden layers or the blanks of the adjoining wooden layers in a wooden construction element according to FIG. 9, FIG.
  • 11 is an (inner) timber component consisting of four layers of wood
  • 11a shows the timber component from FIG. 11 in an enlarged illustration, provided with a nonwoven layer on one side
  • 12 is a schematic view of the dimensions of a timber component according to FIGS. 9 and 11,
  • FIG. 13 shows an opposing arrangement of an outer and an inner wooden component at a distance from each other before filling the intermediate space with filling material
  • FIG. 14 shows the arrangement from FIG. 13, with the space now filled with a filling material between the timber components, FIG.
  • FIG. 16 shows a wooden brick according to the invention, with grooved timber components, in a perspective view.
  • FIG. 1 shows a composite element 1 according to the invention in its essentially final embodiment.
  • the composite element 1 consists of an outer timber component
  • the filling material 4 is formed as an insulating material, e.g. PU foam (poly urethane foam) is used, whereby the composite element has very good thermal insulation properties and an additional attachment of an insulation on the outside of the composite element is no longer necessary.
  • PU foam poly urethane foam
  • the intermediate space 90 (FIGS. 13, 13a) between the timber construction elements 2, 3 is filled with the filling material 4, eg foamed.
  • the filler material also enters the recesses of the timber components, which are facing the (filled with the filling material) gap.
  • the filling material By curing the filling material then results in a very stable bond between the Wooden construction elements with the filling material. It thus creates a self-supporting composite element that can be easily manufactured, and in which the formation of heat / cold bridges can be prevented because no nails, screws, etc. are necessary for connecting the two timber components.
  • each of the timber elements 2, 3 consists of at least two layers of wood, wherein in the variant shown, the outer timber element 2 of two wood layers 20, 21 and that inner wood element 3 of four layers of wood 30, 31, 32, 33 is constructed, so that the inner member 3 can also carry a larger load.
  • each timber component 2, 3 is at their top and bottom 200, 300; 201, 301 provided with grooves 100 which each extend over the entire top or bottom, wherein the grooves of a wood layer are parallel to each other.
  • a single such wooden layer is shown in Figures 7 and 7a. As can be seen, the grooves do not extend in a longitudinal direction of the wood layer, but run transversely to the longitudinal extent of the wood layer.
  • the grooves 100 in the two sides 200, 300, 201, 301 are arranged offset from each other in the direction transverse to the longitudinal direction of the grooves 100, as in FIG. 4 which will be discussed later, is clearly visible.
  • the angle ⁇ between the grooves of adjacent wood layers is between 60 ° and 120 °, preferably 90 °.
  • FIG. 2 shows unplaned wooden boards 50, for example with a thickness of 2 to 3 cm, a width of 8 to 15 cm and a length of about 310 to 500 cm.
  • these wooden boards 50 are planed and slit in the longitudinal direction on their upper and lower sides, so that wooden boards 51 provided with grooves 100 result (FIGS. 3, 3a).
  • Figure 4 shows how the grooves 100 of the top and bottom are arranged offset in the direction of the width, that is normal to the longitudinal direction of the wooden boards 51, so that the grooves can be worked deep into the wood.
  • the grooved wooden boards 51 are now cut off obliquely at their two ends, depending on the angle (90 ° - ⁇ ) at which they are laid with respect to the longitudinal direction (see arrow in FIG. 6) of the continuous timber component ), so that the blanks 60 result ( Figure 6).
  • a number of blanks 60 are placed parallel to each other and with their side surfaces close to each other (upper side and / or lower side have the recesses / grooves), preferably abutting one another.
  • the individual slotted boards (blanks) are coated with an adhesive, e.g. glued to a PU (poly-urethane) adhesive.
  • the grooves 100 extend in the longitudinal direction of the blanks 60 (which corresponds to the longitudinal direction of the wooden boards 51), the grooves are also inclined at an angle (90 ° - ⁇ ) to the longitudinal direction (production direction of the endless element).
  • a second layer of blanks 60 is placed, which are inclined at the same angle, but with respect to the opposite boundary surface, against the longitudinal direction, so that the Cuts 60 and the grooves 100 of the two superimposed wood layers 20, 21 at an angle a, which is not equal to 0 °, "cut", ie transverse to each other (diagonal) (an actual cutting is not given because the grooves in different
  • the two layers of wood 20, 21 are glued together again.
  • FIG. 9b it can be seen how the grooves 100 of the different wood layers 20, 21 run "diagonally" to one another as described above.
  • a timber component 3 as shown in FIG. 11 then results, for example, by two elements 2 from FIG. 9 being glued together, with adjacent layers of wood having diagonal grooves running. (A successive laying of individual layers is of course possible, but with an even number of layers of wood, the above-described procedure is more efficient.)
  • the timber component is manufactured as an endless element, i. the wooden construction element has a certain width b and thickness and is manufactured "endlessly" with regard to its longitudinal extension (production direction) and cut off at the desired length 1 of the timber component 12 m.
  • the width b corresponds to the height of the wall, the length 1 of the length of the wall.
  • outer timber component typically results in a thickness (height) of about 5cm (2 wood layers) and about 10 cm for the inner timber element 3 (4 layers).
  • width of the timber component to a maximum board length of the blanks of about 500 cm is necessary. If only shorter boards (minimum 310cm at the preferred width) are available, the element can be produced in the same way on the production line, but the angle of the boards to each other must then be between 30 ° - 60 °. This also changes the angle between adjacent layers of wood (60 ° - 120 °), which reduces the mechanical strength of the wood element. In this way, however, the strength can be selectively controlled via the timber component.
  • a nonwoven layer 70 (FIG. 11a) is applied (laminated) onto the inner side (the side directed inward in a building) of the inner timber component 3, which has a vapor-damping effect.
  • a vapor-permeable nonwoven layer 71 ( Figure l) is applied.
  • the outer and the inner (usually level) timber component at a desired distance a are preferably positioned parallel to each other, for example held in position by means of a corresponding machine ( Figures 13, 13a), and the intermediate space is filled with the filling material (eg PU foam) (filled with foam).
  • a for example, about 15 cm
  • the filling material eg PU foam
  • This results in the example shown thus has a wall thickness of about 30 cm ( Figures 14, 14a).
  • the foaming takes place, for example, in the double belt (endless process), i. it runs parallel in two bands.
  • the foam also fills the grooves 100 facing it of the innermost layers of wood 20, 33, resulting in an extremely strong teeth of the filling material 4 with the timber elements 2, 3, while the other grooves are not filled with filler.
  • Placeholders can be inserted before foaming or, after foaming, channels can be milled or drilled in the filling material.
  • the outer surfaces of the composite elements are provided with a vapor-permeable plaster, e.g. plastered a synthetic resin or silicone resin plaster, the interior walls and ceiling soffits are filled and coated.
  • a vapor-permeable plaster e.g. plastered a synthetic resin or silicone resin plaster
  • the composite element according to the invention is a self-supporting, highly heat-insulating lightweight floor, wall and ceiling element, which is particularly suitable for use in prefabricated house construction.
  • the composite element is manufactured in sandwich construction. It does not require load-bearing inserts, reinforcements, etc., since the composite element in its entirety, i. formed by its composite of inner and outer Holbauelement carrying the filling material.
  • a composite element openings for windows, doors, etc. are then provided as needed, in which are mounted according to the assembly of the composite elements to a building windows, doors, etc.
  • These elements can, of course, also, if this is more favorable, be mounted only after the assembly of the composite elements to the building.
  • both wooden components each at their depressions on the side adjacent to the filling material, wherein the depressions in the sides adjacent to the filling material are likewise filled with the filling material
  • at least one, preferably each of the wooden components is in each case constructed from at least two layers of wood, and wherein at least one of the layers of wood of each wooden component, which is composed of at least two layers of wood, at least partially and provided with recesses on both sides, wherein those adjacent to the filler wood layer of a timber element at least on their filler material side facing recesses, or two or more layers of wood each wooden component, which consists of at least two Wood layers is constructed, at least partially and are provided on at least one side with depressions, said on the filler adjacent to the wood layer of a timber component at least on its side facing the filler material depressions.
  • At least one, preferably each, of the timber components is in each case constructed of at least two wood layers, wherein in each case the wood material facing the filler exhibits recesses (at least in certain areas) at least on its side facing the filler material, but preferably this wood layer has depressions on both sides.
  • one or more of the further wood layers preferably all, have recesses (at least in some areas) on at least one side, preferably on both sides.
  • FIG. 15 shows a first composite element according to the invention in the form of a wood masonry stone la.
  • the masonry stone 1a consists of an outer wooden building element 2a and, at a distance therefrom, of an inner wooden building element 3a, wherein a filling material 4a is arranged between the two wooden building elements 2a, 3a.
  • the timber-forming elements 2a, 3a have no groove structure, as is provided in an even more advantageous embodiment, which is shown in FIG. 16.
  • FIG. 16 shows a wood brick la 'of basically the same construction as the wood brick la of FIG. 15, with the difference that the wood brick la' in FIG. 16 has grooves 100 in the timber elements 2a, 3a has.
  • These grooves 100 are important, in particular, on the surfaces of the wooden building elements 2a, 3a facing the filling material 4a, but are of particular advantage if the wooden building elements 2a, 3a have a groove structure as shown in FIG. This groove structure has already been discussed in more detail in FIGS. 1 to 14a.
  • width zb 45 cm
  • height zh 30 cm
  • thickness zd 30 cm.
  • these figures are given by way of example only and are intended to illustrate the approximate size of a wood brick, which is approximately that of a conventional tile (apart from the thickness, if any).
  • any size of the wood brick are possible, on the thickness zd, in particular on the thickness of the filling material (insulating material) can also influence the insulating properties of the wood brick.
  • a wood brick la, la 'according to the invention is now usually made of a (large) composite element 1, as shown in FIG. 1, e.g. cut out.
  • a typical composite element 1 shown in FIG. 1 has dimensions with respect to length and height of a few meters each (2.6 m-3 m height, length up to 12 meters).
  • the wood brick according to the invention is cut out of such a (large) composite element 1 with the desired dimensions, wherein the thickness of the wood brick then corresponds to the thickness of the composite element 1.
  • the composite elements 1 are e.g. used as wall elements for prefabricated houses. In this context, it is particularly favorable in terms of manufacturing costs and environmental protection when the bricks from waste, which is obtained from the composite element 1 when cutting out openings for windows and doors, are cut out.
  • wood bricks can be made directly in the desired dimensions without the detour via a large composite element 1, even if the "detour" over the larger composite elements 1 is usually the much cheaper way.
  • the wall is plastered in a known manner on the outside, the wall insides are e.g. Spackled and coated in a known manner.
  • the wood brick according to the invention is a lightweight construction element which is highly heat-insulating and which is produced in a sandwich construction.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Panels For Use In Building Construction (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne un élément composite (1) comprenant un élément de construction extérieur en bois (2) ainsi qu'un élément de construction intérieur en bois (3) agencé à une certaine distance de ce dernier. Un matériau de remplissage (4) est agencé entre les deux éléments de construction en bois (2, 3) qui présentent respectivement des creux (100) sur leur côté adjacent au matériau de remplissage (4). En particulier, au moins un des éléments de construction en bois (2, 3), de préférence chacun d'entre eux, est respectivement constitué d'au moins deux couches de bois (20, 21; 30, 31, 32, 33), au moins une des couches de bois (20, 21; 30, 31, 32, 33) de chaque élément de construction en bois (2, 3) étant munie, au moins par endroits et sur au moins un côté, de creux (100), ladite couche de bois (20, 33) d'un élément de construction en bois (2, 3) adjacente au matériau de remplissage (4) présentant des creux (100) au moins sur son côté (200, 300) en regard du matériau de remplissage (4). En outre, l'invention concerne une brique en bois constituée d'un tel élément composite.
PCT/AT2010/000443 2009-11-23 2010-11-16 Elément composite et brique en bois WO2011060468A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2012126132/03A RU2575292C2 (ru) 2009-11-23 2010-11-16 Композитный элемент и древесный стеновой блок

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ATA1858/2009 2009-11-23
AT18582009A AT509157B1 (de) 2009-11-23 2009-11-23 Verbundelement
AT2682010A AT509156B1 (de) 2009-11-23 2010-02-22 Holzmauerstein
ATA268/2010 2010-02-22

Publications (1)

Publication Number Publication Date
WO2011060468A1 true WO2011060468A1 (fr) 2011-05-26

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WO (1) WO2011060468A1 (fr)

Cited By (4)

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Publication number Priority date Publication date Assignee Title
WO2014111425A1 (fr) * 2013-01-16 2014-07-24 Xlw Concept Ag Panneau léger et son procédé de production
DE202021002570U1 (de) 2021-08-04 2021-09-28 Sonnleitner Holzbauwerke Gmbh & Co. Kg Mehrschichtiges Wandelement
EP3913160A2 (fr) 2020-05-19 2021-11-24 HON a.s. Segment modulaire acoustique et ensemble de segments modulaires acoustiques
DE102021001225A1 (de) 2021-03-09 2022-09-15 Sonnleitner Holzbauwerke Gmbh & Co. Kg Mehrschichtiges Wandelement

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EP0843054A2 (fr) * 1996-11-19 1998-05-20 IBL S.p.A. Panneau de construction isolant
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EP1783288A2 (fr) * 2005-11-02 2007-05-09 IsoBouw Dämmtechnik GmbH Structure de construction

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WO1987000226A1 (fr) * 1985-06-27 1987-01-15 Erik Anselm Jonsson Element structural, son procede et appareil de production
EP0762951A1 (fr) * 1994-05-20 1997-03-19 Wilhelm Egle Element de construction en bois a couches de bois
EP0762951B1 (fr) 1994-05-20 2000-07-05 Wilhelm Egle Element de construction en bois a couches de bois
DE29606549U1 (de) * 1996-04-11 1997-08-07 Anton Heggenstaller AG, 86556 Kühbach Mehrschichtenplatte mit großer Biegefestigkeit
EP0843054A2 (fr) * 1996-11-19 1998-05-20 IBL S.p.A. Panneau de construction isolant
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WO2014111425A1 (fr) * 2013-01-16 2014-07-24 Xlw Concept Ag Panneau léger et son procédé de production
RU2640624C2 (ru) * 2013-01-16 2018-01-10 КсЛВ КОНСЕПТ АГ Легкая строительная плита и способ ее изготовления
EP3913160A2 (fr) 2020-05-19 2021-11-24 HON a.s. Segment modulaire acoustique et ensemble de segments modulaires acoustiques
DE102021001225A1 (de) 2021-03-09 2022-09-15 Sonnleitner Holzbauwerke Gmbh & Co. Kg Mehrschichtiges Wandelement
DE202021002570U1 (de) 2021-08-04 2021-09-28 Sonnleitner Holzbauwerke Gmbh & Co. Kg Mehrschichtiges Wandelement

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RU2012126132A (ru) 2013-12-27
AT509156A1 (de) 2011-06-15

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