EP1312722B1 - Bauelement für eine Deckenkonstruktion und Deckenkonstruktion in Gebäuden - Google Patents
Bauelement für eine Deckenkonstruktion und Deckenkonstruktion in Gebäuden Download PDFInfo
- Publication number
- EP1312722B1 EP1312722B1 EP02006846A EP02006846A EP1312722B1 EP 1312722 B1 EP1312722 B1 EP 1312722B1 EP 02006846 A EP02006846 A EP 02006846A EP 02006846 A EP02006846 A EP 02006846A EP 1312722 B1 EP1312722 B1 EP 1312722B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- layer
- structural element
- element according
- concrete
- latticed
- 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.)
- Expired - Lifetime
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
- E04C3/293—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete
- E04C3/294—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete of concrete combined with a girder-like structure extending laterally outside the element
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/04—Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of concrete or other stone-like material, e.g. asbestos cement
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/10—Load-carrying floor structures formed substantially of prefabricated units with metal beams or girders, e.g. with steel lattice girders
Definitions
- the invention relates to a component for a ceiling construction in Buildings according to claim 1.
- a device which consists of a concrete slab consists of a partially embedded lattice girder.
- the upper strap of the Lattice girder stands out from the plate and points down when the component supported on supports of building walls.
- a blanket for that underlying projectile is made by using a suitable cladding material is attached to the upper belt.
- From DE-A-211 4 827 is a generic device or a Ceiling construction has become known.
- a lower concrete layer is a Lattice girder embedded with its lower flange, the diagonal bars following extend upward to an upper concrete layer into which upper straps of the Bearers are embedded.
- an insulation board arranged below the flat bottom of the top layer.
- When manufactured in a box shape first cast the lower layer when embedding the lattice girders. Then, with the help of a suitable support structure the Insulating board held, which forms the base for pouring the upper Layer.
- the insulation board is used for thermal insulation.
- the invention is based on the object, a component and a Ceiling construction of the type described to improve that it It can be made easier and more versatile.
- the upper Layer of concrete or a concrete-like substance as a planar element executed without a protruding reinforcement. It relies on protrusions or ribs of the lower layer with the interposition of an elastic Insulating layer on the ribs or the projections.
- the projections can for example, the upper straps of lattice girders, whose lower girth in the lower layer is embedded. When using ribs these can be formed integrally with the lower layer.
- the upper layer forms the screed for the overlying building space, while the lower or second layer represents the ceiling for the floor below. Because the upper layer simply placed on the protrusions or ribs of the lower layer is stored, according to the ceiling construction according to claim 10, the lower Layer for support on a support at opposite Building walls used, while the upper layer to the associated Building wall has a gap.
- the construction according to the invention has a number of advantages.
- the Production is particularly easy.
- Components are the concrete layers with their reinforcement initially separate made, after which they are placed on top of each other.
- Another advantage of the invention is that the space between upper and lower layer can be used in many ways, such as lines and can accommodate pipes for any installation. In known components, where both lower and upper layers have lattice girders, this is relatively cumbersome to accomplish. Also the introduction of suitable insulating materials designed in the device according to the invention easier.
- the upper layer in a simple way lines for can accommodate a floor heating.
- the upper layer is a suitable reinforcement, but these will not be lattice girders as in be known components.
- the introduction of pipes for underfloor heating is therefore particularly easy.
- a device usually extends between two spaced supporting walls of the building.
- the distance of the upper Layer of the walls avoids a sound transmission in the bearing Walls into or into the adjacent walls. Within the upper layer naturally takes place a structure-borne sound transmission. This can become the Example disadvantageous, if the upper layer as a floor in two adjacent spaces of a projectile extends.
- Component according to the invention can also be a sound transmission here Avoid over the floor by placing the top layer with a separating groove is provided in the area of a wall separating the adjacent rooms.
- the upper layer can there are two or more physically separate sublayers that already produced on the production side and applied. There where one Sound transmission does not have to be avoided, d. H. within a room, For example, the upper part layers can be welded together in a known manner be set against each other.
- the upper layer on to suspend the projections or the ribs there are various design options conceivable, the upper layer on to suspend the projections or the ribs.
- One according to the invention provides that on the upper flange of lattice girders of the lower layer of a profile elastic damping material is applied, for example, an inverted U-shaped Profile.
- a flat strip be welded on steel, on which a strip of elastic Insulating material is arranged.
- Another embodiment for depositing the upper layer consists in An embodiment of the invention in that U-shaped support plates on the Top of the lattice girders are placed.
- the insulating layer is on top applied to the web, for example, also fixed by gluing.
- the legs of the U-shaped support plates overlap the lattice girder on the Top and lie with their thighs against the outside of the diagonal bars at. Therefore, the profile of the support plates is not strictly U-shaped, but Shaped with slightly divergent legs.
- Such support plates can in Be spaced apart. You have e.g. a length of 30 to 50 cm. The distance between adjacent support plates can be more than that double the length of a support plate.
- a simpler Attachment consists according to an embodiment of the invention is that the legs of the support plates have indentations or the like which Undercut the connecting area of the diagonal bars on both sides of the upper belt. This undercut is such that when placing the support plates of above the protrusions formed by the indentations the connection area grabbing the diagonal bars snapping behind.
- the device When applied to a ceiling construction, the device is after a Embodiment of the invention with the lower layer on top of the building walls superimposed.
- the overlying storey is the Auflagerung the walls on the lower layer, optionally with interposition an insulating layer.
- the lower plate of the device according to the invention is supported on top of a wall.
- the length of a table depends naturally according to the distance between the walls of a building room.
- the Lattice girders can naturally only within the distance of the upper housing walls be arranged. Therefore, there is a risk that the lower longer Plate does not have sufficient strength in the support area. Therefore, according to the invention a second lattice girder is provided whose node to the Nodes of the first lattice girder are offset. This ensures that that regardless of the intended length of a component sufficient support in the support area, either over the first or the second lattice girder.
- the latter has a lower one Height as the first and is preferably within the first lattice girder inserted. Its length can be limited, as he especially the Reinforcing support area.
- the component 10 has a first layer 14 made of concrete and an inner one Reinforcement may have (not shown). Top and bottom of the layer 14 are plane-parallel. In vertical distance to a second plate 16 is arranged, which is also plane-parallel, but a lattice girder 18 conventional Training stops, wherein the substrate 20 is disposed in the layer 16 and the upper belt 22 runs above the layer 16 and upper and lower belt 16, 22 are connected by diagonal struts 24.
- the upper one is Layer 14 is slightly thicker than the lower layer 16. However, the underlayer 16 is longer than the top layer 14 so that it is on top of a building wall 26 can be stored.
- the above arranged extension of Building wall 28 is supported by a layer of mortar 30 on top of the Layer 16 from or the lower layer of the device 12.
- the upper layer 14 has a distance to the wall 28, which is designated 32. This prevents a footfall sound is transmitted from the layer 14 to the wall 28.
- the upper layer 14 On the top flange 22 extends an elastic insulating layer 34 on which the upper layer 14 rests.
- the upper layer 14 is therefore only on the Lattice girder 18 stored and otherwise in any way with the lattice girder or the lower layer 16 connected.
- the lattice girders 18 are shown once (left and right of Fig. 2) and another carrier 36 as possible Alternative. However, the deposition of the upper layer 14 is clearly visible.
- FIGS. 1 and 2 It is also apparent from FIGS. 1 and 2 that the manufacture of a component as is easy to do in Fig. 1.
- the layer 16 with the Lattice girder 18 is conventionally manufactured industrially.
- After production of the plate-like layer 14 this is raised, rotated and lowered onto the lattice girders 18 with a Overlay on the upper belt as described.
- An additional safeguard against lateral displacement can be omitted, but it may be appropriate to the Stick layer 14 on the insulating layer 34.
- FIGS. 4 and 5 are two examples of layer 14 deposition shown.
- Fig. 4 is a profile strip 40 made of an elastic pressure-resistant Insulating material shown, the approximately inverted U-profile and has on The top strap is placed as shown.
- the layer 14 may be on the top of the strip 40 are stored.
- FIG. 5 shows how a steel strip 42 is welded to the top flange 22 is placed on a strip 44 made of an elastic insulating material is. On this then the layer 14 is placed. The strip 44 can be glued to the strip 42. Also, a bond between strips 44 and layer 14 take place.
- the upper layer 14 will usually be slightly smaller than the lower one Layer 16. It can also be formed by individual sublayers, like this will be explained with reference to FIG. 3.
- 3 is a plan view is shown, whose ceiling is formed by three components, as with reference to FIG. 1 is shown. The division of the floor plan for the rooms above the Ceiling is indicated by walls. It can be seen that the two rooms 50, 52 have a bottom, partially of the plates 10 a, 10 b and 10 d and 10c is formed. To avoid a sound transmission between the individual rooms 50 to 56 takes place, therefore, the upper layers of the Elements 10a to 10c divided according to the room layout.
- the upper Layer of the component 10 a has three partial layers, the upper layer of the Device 10b also has three layers, while the upper layer of the component 10c has two layers.
- the Joints between the elements 10a to 10c closed by the elements be joined by welding and the remaining joint with a appropriate means. This is a well-known technique in itself.
- a first lattice girder 18 is provided comparable to that of FIG. 1, whose lower flange 20 extends in the lower layer 16.
- the upper chord 22 and a Part of the diagonal bars runs above the lower layer 16 and above an insulating layer 60, which is placed on the lower layer 16.
- One Another lattice girder 63 in Fig. 6 has a lower flange 62, which is also in the Plate 16 extends and the upper flange 64 extends in the insulating layer 60.
- the second lattice girder 63 which extends only in the end region of the component shown is inserted into the first lattice girder 18. His knots are on half the length between adjacent nodes of the first lattice girder 18th From Fig.
- the first lattice girder 18 is sufficiently far in extends the support area on the lower wall 26 and thus for a sufficient Stability ensures. In the lattice girder 18 of FIG. 6, however, this would be not the case.
- the staggered arrangement of the nodes for the second lattice girder 63 ensures that even with the insufficient position of the first lattice girder 18, the second lattice girder 63 provides sufficient strength as a Node comes to rest in the support area. Since the second lattice girder 63 in essential only for reinforcement in the support area, he needs not over the entire length of the first lattice girder 18 or of the component to extend.
- the lower layer 16 is above a thin-bed mortar layer 66 at the top the wall 26 supported.
- the top wall 28 is above a mortar layer 68 on supported the lower layers of adjacent elements.
- the upper layer 14 is supported by support plates 70 at the top of the lattice girder 18. The construction the support plates goes from the Fign. 7 and 8 show.
- the support plates 70 are approximately U-shaped with slightly diverging legs 72, 74.
- the legs 72, 74 overlap the upper flange 20 and the connecting portions the diagonal bars 76, 78 ( Figure 8).
- the arcuate connection areas are, as usual, laterally welded to the top flange 20.
- the Legs 72, 74 have indentations 80 at intervals. They are arranged so that the projections formed in this way on the inside of the legs 72, 74 the connecting portions of the diagonal bars 76, 78 engage under, like this is shown in Fig. 8.
- the support plates 70 on the top the lattice girder 18 are additionallyklippst, wherein the web 82 on the upper flange 20th comes to rest.
- a strip 84 of an elastomer be glued on.
- the upper layer 14 is then supported, as shown in FIG. 6 shown.
- the support plates 70 have a limited Length, e.g. 30 to 50 cm and are arranged at intervals, with the distance can be more than twice the length of a support plate.
- FIG. 9 differs from FIG. 6 in that the upper Layer 14a lines 90 receives a floor heating.
- the bedding the upper layer 14a may be as shown in FIG. 6 or according to the other Embodiments, as shown in the other figures performed become.
- Fig. 9 is also shown how a strip 92 of foam in the gap between upper layer and upper wall 28 is introduced.
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Building Environments (AREA)
- Floor Finish (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Description
- Fig. 1
- zeigt einen Schnitt durch zwei Bauelemente nach der Erfindung mit ihrer Auflagerung auf einer Gebäudewand.
- Fig. 2
- zeigt einen Schnitt durch die Darstellung nach Fig. 1 entlang der Linie 2-2.
- Fig. 3
- zeigt die Draufsicht auf den Grundriß eines Gebäudegeschosses deren Boden von Bauelementen nach den Fign. 1 und 2 hergestellt ist.
- Fig. 4
- zeigt eine Auflagemöglichkeit einer oberen Schicht des Bauelements nach der Erfindung auf einem Gitterträger.
- Fig. 5
- zeigt eine zweite Ausführungsform für eine Auflage auf einem Gitterträger.
- Fig. 6
- zeigt eine ähnliche Ansicht wie Fig. 1 mit einer besonderen Auflagerung für die obere Schicht.
- Fig. 7
- zeigt perspektivisch ein Tragblech für die Auflagerung der oberen Schicht nach Fig. 6.
- Fig. 8
- zeigt die Anbringung des Tragblechs nach Fig. 7 auf der Oberseite des Gitterträgers.
- Fig. 9
- zeigt den Endbereich einer Deckenkonstruktion angrenzend an eine Wand mit einer speziellen oberen Schicht.
Claims (20)
- Bauelement für eine Deckenkonstruktion in Gebäuden, das an gegenüberliegenden Enden zur Auflage an einer Gebäudewand (26) ausgebildet ist, mit einer ersten selbsttragenden plattenförmigen Schicht (14) aus Beton oder betonähnlichem Material, welche den Fußboden eines Geschosses des Gebäudes bildet, einer zweiten selbsttragenden plattenförmigen Schicht (16) aus Beton oder betonähnlichem Material im vertikalen Abstand zur ersten Schicht (14) mit nach oben weisenden Vorsprüngen (18) oder Rippen, welche die Decke des darunterliegenden Geschosses bildet, dadurch gekennzeichnet, daß die obere Schicht (14) als an der Unterseite planes Element ohne eine vorstehende Bewehrung auf den Vorsprüngen (18) oder Rippen der unteren Schicht (16) von oben aufgelegt ist unter Zwischenschaltung einer elastischen Dämmschicht (34, 40, 44) zwischen der Unterseite des Elements und den Vorsprüngen (18).
- Bauelement nach Anspruch 1, dadurch gekennzeichnet, daß die Rippen einteilig mit der unteren Schicht geformt sind.
- Bauelement nach Anspruch 1, dadurch gekennzeichnet, daß die Vorsprünge von einer Bewehrung für die untere Schicht gebildet sind, vorzugsweise von Gitterträgern (18), deren Untergurt (20) innerhalb der unteren Schicht (16) verläuft.
- Bauelement nach Anspruch 3, dadurch gekennzeichnet, daß auf dem Obergurt (22) der Gitterträger (18) ein Profil (40) aus elastischem Dämmmaterial aufgelegt ist.
- Bauelement nach Anspruch 4, dadurch gekennzeichnet, daß das Profil (40) umgekehrt U-förmig ist.
- Bauelement nach Anspruch 3, dadurch gekennzeichnet, daß auf dem Obergurt (22) der Gitterträger (18) ein Flachstreifen (43) aus Stahl aufgeschweißt ist, auf dem ein Streifen (44) aus elastischem Dämmmaterial angeordnet ist.
- Bauelement nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die obere Schicht (14) auf den Vorsprüngen oder Rippen gegenseitliches Verschieben durch Klebung gesichert ist.
- Bauelement nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß im Zwischenraum zwischen oberer und unterer Schicht (14, 16) Installationsgegenstände wie Rohre, Leitungen oder dergleichen angeordnet sind.
- Bauelement nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß die obere Schicht (14) Leitungen für eine Fußbodenheizung aufnimmt.
- Deckenkonstruktion in Gebäuden, mit tafelförmigen Bauelementen (10, 10a, 10b, 10 c, 12), die an gegenüberliegenden Enden an einer Gebäudewand (26, 28) aufgelegt sind und die jeweils eine erste selbsttragende plattenförmige Schicht (14) aus Beton oder betonähnlichem Material und eine zweite selbsttragende plattenförmige Schicht (16) aus Beton oder betonähnlichem Material in vertikalem Abstand zur ersten Schicht aufweisen, wobei die zweite Schicht nach oben weisende Vorsprünge (18) oder Rippen hat und wobei die erste Schicht (14) den Fußboden für ein Gebäudegeschoß und die zweite Schicht (16) die Decke für das darunterliegende Geschoß bildet, dadurch gekennzeichnet, daß die obere Schicht (14) als an der Unterseite planes Element ohne vorstehende Bewehrung auf den Vorsprüngen (18) oder Rippen der unteren Schicht (16) von oben aufgelegt ist unter Zwischenschaltung einer elastischen Dämmschicht (34) zwischen der Unterseite des Elements und den Vorsprüngen (18) oder Rippen, das Element einen Abstand (32) zu einer oberen Gebäudewand (28) hat und die untere Schicht (16) auf der Oberseite einer unteren Gebäudewand (26) aufgelagert ist.
- Deckenkonstruktion nach Anspruch 10, dadurch gekennzeichnet, daß die obere Schicht (14) aus zwei oder mehr getrennten Schichtabschnitten besteht, die nach einem vorgegebenen Muster bemessen und angeordnet sind.
- Deckenkonstruktion nach einem der Ansprüche 10 oder 11, dadurch gekennzeichnet, daß eine Geschoßwand (28) sich über eine Dämmschicht (30) auf der Oberseite der zweiten oder unteren Schicht (16) der Bauelemente (10, 12) abstützt.
- Deckenkonstruktion nach einem der Ansprüche 10 bis 12, dadurch gekennzeichnet, daß zwischen der oberen Schicht (14a) und der angrenzenden Wand (28) ein Streifen (92) aus weich-elastischem Material angeordnet ist, vorzugsweise aus Schaumstoff.
- Bauelement nach Anspruch 3, dadurch gekennzeichnet, daß U-förmige Tragbleche (70) auf die Oberseite der Gitterträger (18) aufgelegt sind, auf denen über eine Dämmschicht (84) die obere Schicht (14) aufgelegt ist.
- Bauelement nach Anspruch 14, dadurch gekennzeichnet, daß die U-förmigen Tragbleche (70) in Abständen angeordnet sind.
- Bauelement nach Anspruch 14 oder 15, dadurch gekennzeichnet, daß die Schenkel (72, 74) der Tragbleche (70) Eindrückungen (80) oder dergleichen aufweisen, die den Verbindungsbereich der Diagonalstäbe (76, 78) zu beiden Seiten des Obergurts (20) untergreifen.
- Bauelement nach einem der Ansprüche 1 bis 9 oder 14 bis 16, dadurch gekennzeichnet, daß ein zweiter Gitterträger (63) vorgesehen ist, dessen Untergurt (62) in der unteren Platte (16) und dessen Obergurt (64) im Abstand zur oberen Platte (14) verläuft und die Knoten von erstem und zweitem Gitterträger (18, 63) zueinander versetzt angeordnet sind.
- Bauelement nach Anspruch 17, dadurch gekennzeichnet, daß jeweils ein zweiter Gitterträger (63) innerhalb des ersten Gitterträgers (18) angeordnet ist.
- Bauelement nach Anspruch 17 oder 18 dadurch gekennzeichnet, daß die Knoten des zweiten Gitterträgers (63) jeweils annähernd in der Mitte zwischen benachbarten Knoten des ersten Gitterträgers (18) liegen.
- Bauelement nach einem der Ansprüche 17 bis 19, dadurch gekennzeichnet, daß der zweite Gitterträger (63) von begrenzter Länge ist und nur im Endbereich zwischen den Platten angeordnet ist.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HRP20020907 HRP20020907A2 (en) | 2001-11-17 | 2002-11-15 | Construction element for a ceiling construction and ceiling construction in a building |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20118827U DE20118827U1 (de) | 2001-11-17 | 2001-11-17 | Bauelement für eine Deckenkonstruktion und Deckenkonstruktionen in Gebäuden |
DE20118827U | 2001-11-17 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1312722A2 EP1312722A2 (de) | 2003-05-21 |
EP1312722A3 EP1312722A3 (de) | 2004-02-04 |
EP1312722B1 true EP1312722B1 (de) | 2005-10-19 |
Family
ID=7964179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02006846A Expired - Lifetime EP1312722B1 (de) | 2001-11-17 | 2002-03-26 | Bauelement für eine Deckenkonstruktion und Deckenkonstruktion in Gebäuden |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1312722B1 (de) |
AT (1) | ATE307238T1 (de) |
DE (2) | DE20118827U1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0300203D0 (en) * | 2003-01-06 | 2003-02-05 | Arup Group Ltd | Flooring system |
RU178522U1 (ru) * | 2017-08-25 | 2018-04-06 | Общество с ограниченной ответственностью "Юниклинкер" | Сборно-монолитное перекрытие |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2114827A1 (de) * | 1971-03-26 | 1972-10-12 | Hubmann, Georg, 8000 München | Verfahren zum Betonieren schalen artiger hohler Fertigteilbauelemente |
SE501459C2 (sv) * | 1993-07-19 | 1995-02-20 | George Wegler | Anordning vid balkupplag |
-
2001
- 2001-11-17 DE DE20118827U patent/DE20118827U1/de not_active Expired - Lifetime
-
2002
- 2002-03-26 DE DE50204586T patent/DE50204586D1/de not_active Expired - Lifetime
- 2002-03-26 AT AT02006846T patent/ATE307238T1/de not_active IP Right Cessation
- 2002-03-26 EP EP02006846A patent/EP1312722B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE307238T1 (de) | 2005-11-15 |
EP1312722A3 (de) | 2004-02-04 |
EP1312722A2 (de) | 2003-05-21 |
DE50204586D1 (de) | 2006-03-02 |
DE20118827U1 (de) | 2003-04-03 |
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