EP1032737B1 - Querkraftdornlagerung - Google Patents
Querkraftdornlagerung Download PDFInfo
- Publication number
- EP1032737B1 EP1032737B1 EP98952491A EP98952491A EP1032737B1 EP 1032737 B1 EP1032737 B1 EP 1032737B1 EP 98952491 A EP98952491 A EP 98952491A EP 98952491 A EP98952491 A EP 98952491A EP 1032737 B1 EP1032737 B1 EP 1032737B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- dowel
- shear load
- loop
- shear
- strap
- 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
Links
- 230000003068 static effect Effects 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
- 238000003860 storage Methods 0.000 description 13
- 229910000851 Alloy steel Inorganic materials 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 208000018459 dissociative disease Diseases 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/02—Arrangement or construction of joints; Methods of making joints; Packing for joints
- E01C11/04—Arrangement or construction of joints; Methods of making joints; Packing for joints for cement concrete paving
- E01C11/14—Dowel assembly ; Design or construction of reinforcements in the area of joints
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/48—Dowels, i.e. members adapted to penetrate the surfaces of two parts and to take the shear stresses
- E04B1/483—Shear dowels to be embedded in concrete
Definitions
- the present invention relates to a transverse force mandrel bearing for transmission dynamic loads, consisting of a transverse force dome, a shear force mandrel bearing sleeve and at least one bearing sleeve and a lateral force dome holding storage basket.
- Querkraftdome are connection and pressure distribution elements for two in the same level running concrete parts, separated from each other by a joint are.
- a transverse force mandrel bearing is known which, as usual from a transverse force dome, a shear force mandrel bearing sleeve and a bearing sleeve holding storage basket consists.
- end plates are on the storage basket arranged, the only the fixation of the transverse force mandrel bearing sleeve to a Formwork serve during the construction of the concrete slab.
- the storage basket exists from a number of closed loops of reinforcing steel wires. The Loops lie in planes parallel to the direction of the fugue.
- EP-A-0'032'105 U.C. Aschwanden
- the baskets are here by more or less all-round closed cups formed. Within the cup is doing while the permissible pressure limit of the concrete is exceeded, but the power transmission takes place on the cup and the running above the cup of concrete is so far Relieves that here the permissible pressure limit is no longer exceeded.
- EP-A-0'773'324 A further development is shown in EP-A-0'773'324. Again, this is the Problem of static load and especially the force distribution to Avoidance of exceeding the allowable pressure limit of the concrete considered.
- a stimulus directed towards the joint is also provided here, wherein arranged on each end plate projecting into the building plate is. This plate lies respectively on the side of the dome or the sleeve, when transmitting the static reaction forces to the corresponding Component of the pressure-loaded side of the dome or the sleeve opposite.
- this in the building protruding plates so to speak useless even on the opposite Side to ensure that the element to the static loads even if it is installed inadvertently upside down would.
- transverse force dome Made of inexpensive structural steel and finished with a sleeve or layer To protect stainless steel in order to achieve a cheaper solution overall as with a transverse force dome, which is made only of stainless steel.
- This task meets a transverse force mandrel storage with the features of claim 1.
- the overall concept consists of a lateral force mandrel bearing basket and a more than two-layered lateral force dome and their common arrangement is of essential importance. For the dynamic Loads, these two elements must be coordinated.
- transverse force mandrel bearing The two components under dynamic load, which are connected to one another by means of transverse force mandrel bearings, are here marked B 1 and B 2 .
- Figure 1 a is hinted that the elements are embedded in the concrete.
- the transverse force mandrel bearing is designed symmetrically with respect to the gap F to be bridged.
- the transverse force mandrel bearing consists of the transverse force dome 1, a transverse force mandrel bearing sleeve 2 and bearing baskets 3.
- the storage baskets 3 consist of at least two elements, namely an end plate 4 and a portable belt-like loop 5. It is essential that the traggurtähnliche loop 5 with the end plate 4 together forms a closed force system.
- the end plate 4 is flush with the facing towards the joint end face of the respective concrete part B 1 , B 2 embedded in the concrete.
- the Traggurtartigen loops are arranged so that they are able to transfer the alternating loads occurring on the transverse force dome on the end plate. This is achieved by the Traggurtartige design of the loops 5.
- the portable belt-like loops 5 can be formed in various design forms. They can be exactly the same width as the stim plates 4 or narrower or wider than these. In the embodiment according to FIGS.
- the carrying belt-like loop 5 has the same width as the end plate 4, while the other three embodiments represent variants in which the carrying belt-like loops are narrower than the end plate 4.
- the transverse force dome 1 or the transverse force mandrel bearing sleeve 2 can pass through the carrying belt-like loop 5, as the embodiments according to FIGS. 1 and 4 show or they can be surrounded by these loops 5, as illustrated by the embodiment according to FIG. In both variants, however, the loops 5 have traggurt shame functions. This becomes even clearer in the embodiment according to FIG. 3.
- two support straps are used per side, which together form a closed force system with the end plate 4.
- the possible in the side view forms of traggurtianon loops 5 may for example be trapezoidal, preferably one chooses the shape of an isosceles trapezoid, the height, however, may be different, as indicated by the dashed line in the component B 1 hinted.
- the shape of the Traggurtartigen loops 5 but may also have approximately the shape of a triangle, as shown in FIG 2a. Of course, this shape can also be achieved when the transverse force dome or the transverse force mandrel bearing sleeve 2 pass through the single strap-like loop 5 in each case.
- the Traggurt-like loop be designed semicircular, as shown in Figure 4a.
- the portable belt-like loops are preferably provided with vent holes or vent holes 6 in any size and any number, as shown in the various embodiments.
- shear force 1 For the transmission of dynamic loads is the more than two-layered design of shear force 1 of absolute necessity. Only thanks the more than two-layered design of the transverse force dome can be the achieve physical properties, namely the required Interchangeability coupled with the high compressive strength, shear strength and Elasticity values. Shear force mandrels with monoferritic cross section, d. H. Transverse force mandrels, in their entirety of a metal or a Metal alloy and consist of one piece, have these desired Pairings of physical properties not provided. This realization is very surprising.
- the transverse force domes according to the invention can be used with all common known cross-sectional shapes also produce more than two layers. Still The most common cross-sectional shapes will be present, such as in particular cylindrical lateral force domes and transverse force domes with a rectangular or square cross section. Transverse force domes with a rectangular or square cross section are made of a stratification of at least three formed plate-shaped rods. In this case, the outermost layer as well be enveloping coat formed. Also the connection between the plate-shaped bars to a shear force mandrel can of course be different nature. In addition to adhesive and welded joints come also positive and / or non-positive connections in question. It can packages of plates, similar to multilayer leaf springs, with the individual Bearings, for example, by interspersing rivets or pins form fit be interconnected, or have lateral notches to finally to realize a connection through a strapping.
- a cylindrically shaped Shear force mandrel can be made from more than two layers.
- a special interesting method for producing such lateral force dome is that one slides over a centric cylindrical rod a first tube, which with a certain game surrounds this rod and then its diameter through a Hammering method hammered on the core completely backlash.
- a Hammering method hammered on the core completely backlash.
- the practically purely non-positive Connection is excellent.
- On such a shaped two-ply Kern can easily pull over another tube in the same way be, again with play, again using a Hämmerbacter the new outermost coat hammered on the already two-ply core can be.
- the new outermost coat hammered on the already two-ply core can be.
- can be any multi-layered rod form which can show enormous strength values and its physical Properties practically tailored to each application are.
- the core of the shear force dome is a rod.
- the core is an innermost tube and several Pipes in multiple layers are pulled or hammered over them.
- the cavity of the innermost tube for physical reasons or as Corrosion protection must be filled with a hardening mass.
- the hardness of the more than two - layered dome between the to vary individual layers It is possible both the hardness from the outside increasing and decreasing inside. For various reasons It is particularly advantageous to increasingly increase the hardness from the outside to the inside choose.
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
- Joining Of Building Structures In Genera (AREA)
- Pivots And Pivotal Connections (AREA)
- Hydraulic Turbines (AREA)
- Gripping On Spindles (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Road Paving Structures (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
- Figur 1a
- einen vertikalen Längsschnitt senkrecht zur Fugenverlaufsrichtung;
- Figur 1 b
- eine Aufsicht auf die Querkraftdornlagerung der Figur 1a mit Blick auf die Rückseite einer Stimplatte, in der auch die Querkraftdornlagerhülse gehalten ist;
- Figur 1 c
- den Querschnitt des Querkraftdomes geschnitten entlang der Linie A-A;
- Figur 2a
- dieselbe Ansicht wie Figur 1a einer zweiten Ausführungsform;
- Figur 2b
- dieselbe Ansicht wie in Figur 1b der Ausführung nach Figur 2a;
- Figur 2c
- einen Querschnitt durch den Querkraftdom in Figur 2a entlang der Linie B-B;
- Figur 3a
- eine dritte Ausführungsform einer Querkraftdornlagerung wiederum entsprechend wie in Figur 1a;
- Figur 3b
- die rückseitige Ansicht wie in Figur 1b entsprechend der Ausführung nach Figur 3a;
- Figur 3c
- einen Querschnitt des Querkraftdornes wie in Figur 3a verwendet, geschnitten entlang der Linie C-C;
- Figur 4a
- eine vierte Ausführungsform in gleicher Darstellung wie in Figur 1a;
- Figur 4b
- eine entsprechende Ansicht wie in Figur 1 b der Ausführung gemäß Figur 4a;
- Figur 4c
- einen Querschnitt durch den Querkraftdom wie in Figur 4a verwendet entlang der Linie D-D.
Claims (12)
- Querkraftdornlagerung zur Übertragung statischer und dynamischer Belastungen, bestehend aus einem Querkraftdom (1), einer Querkraftdornlagerhülse (2) sowie mindestens einem die Lagerhülse (2) und einem den Querkraftdom (1) haltenden Lagerkorb (3), wobei jeder Lagerkorb (3) eine zu einer Fuge F hin gerichtete Stimplatte (4) aufweist und an der Stirnplatte (4) mindestens eine traggurtähnliche Schlaufe (5) angeformt ist, wobei der Querkraftdom (1) beidseits der Fuge F mittels je einem der zur Übertragung statischer und dynamischer Kräfte ausgelegten Lagerkorbe (3) direkt beziehungsweise über die Lagerhülse (2), in der der Querkraftdorn (1) gleitet, gehalten ist, dadurch gekennzeichnet, dass der Querkraftdom (1) mehr als zweilagig ist,
dass die Festigkeitswerte und/oder Härte des mehr als zweischichtigen Doms von aussen nach innen zunehmend oder abnehmend sind
und dass die Eigenschaften der einzelnen Lagen des mehr als zweilagigen Doms so aufeinander abgestimmt sind, dass der Dom zur Aufnahme dynamischer Kräfte ausgelegt und eingerichtet ist. - Querkraftdornlagerung nach Anspruch 1, dadurch gekennzeichnet, dass der mehr als zweilagige Querkraftdom aus einem zylindrischen Kern und zwei oder mehreren konzentrischen Lagen gebildet sind.
- Querkraftdornlagerung nach Anspruch 2, dadurch gekennzeichnet, dass der Kern aus einem Stab oder einem Rohr gebildet ist.
- Querkraftdornlagerung nach Anspruch 3, dadurch gekennzeichnet, dass das Rohr mit einer härtenden Masse gefüllt ist.
- Querkraftdornlagerung nach Anspruch 2, dadurch gekennzeichnet, dass die einzelnen Schichten in rein kraftschlüssiger Verbindung zueinander gehalten sind.
- Querkraftdornlagerung nach Anspruch 1, dadurch gekennzeichnet, dass der Lagerkorb (3) mindestens eine einzige traggurtähnliche Schlaufe (5) aufweist, die breiter als der Querkraftdom (1), beziehungsweise als die Querkraftdornhülse (2) ist und der Dom (1) beziehungsweise die Hülse (2) die Schlaufe (5) durchsetzt.
- Querkraftdornlagerung nach Anspruch 1, dadurch gekennzeichnet, dass der Lagerkorb (3) mindestens eine einzige traggurtähnliche Schlaufe (5) aufweist, die breiter als der Querkraftdorn (1), beziehungsweise als die Querkraftdornhülse (2) ist und der Dom (1) beziehungsweise die Hülse (2) von der Schlaufe (5) in deren Längsausdehnung im Baukörper B umschlauft wird und das rückwärtige Ende des Domes (1) beziehungsweise der Hülse (2) mit der Schlaufe (5) zur Kraftübertragung verbunden ist.
- Querkraftdornlagerung nach Anspruch 6, dadurch gekennzeichnet, dass der Lagerkorb (3) aus mindestens einer traggurtähnlichen Schlaufe (5) besteht, die in der Seitenansicht die Form eines Trapezes oder Mehrecks aufweist.
- Querkraftdornlagerung nach Anspruch 6 oder Anspruch 7, dadurch gekennzeichnet, dass der Lagerkorb (3) aus mindestens einer traggurtähnlichen Schlaufe (5) besteht, die in der Seitenansicht mindestens annähernd die Form eines Halbkreises aufweist.
- Querkraftdornlagerung nach Anspruch 1, dadurch gekennzeichnet, dass die traggurtähnliche Schlaufe von einem Stahlband gebildet wird.
- Querkraftdornlagerung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die traggurtähnliche Schlaufe Entlüftungslöcher oder - bohrungen (6) aufweist.
- Verwendung einer Querkraftdornlagerung wie in einem der vorhergehenden Ansprüche definiert zur Verbindung von Bauelementen (B1, B2), die einer dynamischen Wechselbelastung unterworfen sind.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH02648/97A CH692991A5 (de) | 1997-11-17 | 1997-11-17 | Querkraftdornlagerung. |
CH264897 | 1997-11-17 | ||
PCT/CH1998/000493 WO1999025934A1 (de) | 1997-11-17 | 1998-11-16 | Querkraftdornlagerung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1032737A1 EP1032737A1 (de) | 2000-09-06 |
EP1032737B1 true EP1032737B1 (de) | 2005-07-20 |
Family
ID=4238476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98952491A Expired - Lifetime EP1032737B1 (de) | 1997-11-17 | 1998-11-16 | Querkraftdornlagerung |
Country Status (8)
Country | Link |
---|---|
US (1) | US6471441B1 (de) |
EP (1) | EP1032737B1 (de) |
JP (1) | JP2001523778A (de) |
AT (1) | ATE299974T1 (de) |
AU (1) | AU1018999A (de) |
CH (1) | CH692991A5 (de) |
DE (1) | DE59812946D1 (de) |
WO (1) | WO1999025934A1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU743592B3 (en) * | 2000-08-08 | 2002-01-31 | Danley Construction Products Pty Ltd | Plate dowell assembly |
AUPR045400A0 (en) * | 2000-09-29 | 2000-10-26 | Gallagher, Stephen James | An improved concrete joint |
US7806624B2 (en) * | 2000-09-29 | 2010-10-05 | Tripstop Technologies Pty Ltd | Pavement joint |
CA2460514C (en) | 2001-09-13 | 2011-05-10 | Russell Boxall | Load transfer plate for in situ concrete slabs |
US8381470B2 (en) * | 2001-09-13 | 2013-02-26 | Russell Boxall | Tapered load plate for transferring loads between cast-in-place slabs |
US7632037B2 (en) * | 2004-08-05 | 2009-12-15 | Construction Materials, Inc. | Dowel apparatus and method |
US7201535B2 (en) * | 2005-02-10 | 2007-04-10 | Kramer Donald R | Concrete slab dowel system and method for making and using same |
US7736088B2 (en) * | 2006-07-13 | 2010-06-15 | Russell Boxall | Rectangular load plate |
DE102008033585B4 (de) * | 2008-07-17 | 2010-04-29 | Bs Ingenieure Ag | Schubdornverbindung |
US8627626B2 (en) | 2010-04-21 | 2014-01-14 | Russell Boxall | Transferring loads across joints in concrete slabs |
CA2794784C (en) | 2011-11-08 | 2017-07-25 | Peter Smith | Removable dowel connector and system and method of installing and removing the same |
US10077551B2 (en) | 2015-10-05 | 2018-09-18 | Illinois Tool Works Inc. | Joint edge assembly and method for forming joint in offset position |
US10119281B2 (en) | 2016-05-09 | 2018-11-06 | Illinois Tool Works Inc. | Joint edge assembly and formwork for forming a joint, and method for forming a joint |
CN107059531A (zh) * | 2016-11-30 | 2017-08-18 | 北京中景橙石科技股份有限公司 | 一种抗沉降透水地面及其铺设方法 |
US12031329B2 (en) * | 2019-08-05 | 2024-07-09 | Hickory Design Pty Ltd. | Precast building panel |
US11136731B2 (en) * | 2019-11-14 | 2021-10-05 | David R. Poole | Integrated form for embedding a waterstop in a keyed concrete joint |
US11149385B1 (en) * | 2020-05-20 | 2021-10-19 | McTech Group Inc. | Dowel baskets and jackets with interchangeable dowels |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2194718A (en) * | 1938-06-25 | 1940-03-26 | Older Clifford | Concrete road joint |
US2323026A (en) * | 1938-12-02 | 1943-06-29 | Henry A Taubensee | Roadway formation unit |
US2572552A (en) * | 1946-08-21 | 1951-10-23 | Donald E Willard | Load transfer device |
US2608141A (en) * | 1947-04-26 | 1952-08-26 | James H Jacobson | Load transfer device for concrete pavements |
US2654297A (en) * | 1949-02-18 | 1953-10-06 | Felix L Nettleton | Expansion dowel |
FR2337787A1 (fr) * | 1976-01-08 | 1977-08-05 | Sip Sprl | Element pour la construction de joints de retrait ou de dilatation et element composite obtenu avec cet element |
CH651090A5 (de) | 1980-01-04 | 1985-08-30 | Ulisse Claudio Aschwanden | Dorn und huelse zur verbindung von bauteilen des hoch- und tiefbaues. |
DE3460289D1 (en) * | 1983-03-16 | 1986-08-21 | Witschi H | Connection and stress repartition element for concrete parts |
US4883385A (en) * | 1988-04-15 | 1989-11-28 | Dayton Superior Corporation | Load transfer assembly |
US5216862A (en) * | 1988-10-27 | 1993-06-08 | Shaw Ronald D | Concrete dowel placement sleeves |
US5005331A (en) * | 1990-04-10 | 1991-04-09 | Shaw Ronald D | Concrete dowel placement sleeves |
DE59205104D1 (de) * | 1991-11-29 | 1996-02-29 | Toni H Erb | Schubdornverbindungsanordnung |
DE59600321D1 (de) | 1995-09-29 | 1998-08-13 | Pecon Ag | Verfahren zur Herstellung eines Querkraftdornes und Querkraftdorn hergestellt nach diesem Verfahren |
DK0773324T4 (da) | 1995-11-07 | 2006-08-14 | Nivo Ag | Indretning til forbindelse og til optagelse af tværkræfter fra to af en fuge adskilte byggeelementer |
US5797231A (en) * | 1996-01-16 | 1998-08-25 | Kramer; Donald R. | Concrete slab dowel system and method for making same |
DE29620637U1 (de) * | 1996-02-28 | 1997-02-20 | Pecon Ag, Lostorf | Querkraftdornverankerung |
CH691066A5 (de) * | 1996-06-19 | 2001-04-12 | Pecon Ag | Querkraftdornlagerung. |
US6145262A (en) * | 1998-11-12 | 2000-11-14 | Expando-Lok, Inc. | Dowel bar sleeve system and method |
-
1997
- 1997-11-17 CH CH02648/97A patent/CH692991A5/de not_active IP Right Cessation
-
1998
- 1998-11-16 JP JP2000521288A patent/JP2001523778A/ja active Pending
- 1998-11-16 EP EP98952491A patent/EP1032737B1/de not_active Expired - Lifetime
- 1998-11-16 WO PCT/CH1998/000493 patent/WO1999025934A1/de active IP Right Grant
- 1998-11-16 DE DE59812946T patent/DE59812946D1/de not_active Expired - Lifetime
- 1998-11-16 AT AT98952491T patent/ATE299974T1/de active
- 1998-11-16 US US09/554,643 patent/US6471441B1/en not_active Expired - Fee Related
- 1998-11-16 AU AU10189/99A patent/AU1018999A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JP2001523778A (ja) | 2001-11-27 |
DE59812946D1 (de) | 2005-08-25 |
US6471441B1 (en) | 2002-10-29 |
AU1018999A (en) | 1999-06-07 |
ATE299974T1 (de) | 2005-08-15 |
EP1032737A1 (de) | 2000-09-06 |
CH692991A5 (de) | 2003-01-15 |
WO1999025934A1 (de) | 1999-05-27 |
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