WO2009073910A2 - Sabot de traverses - Google Patents

Sabot de traverses Download PDF

Info

Publication number
WO2009073910A2
WO2009073910A2 PCT/AT2008/000452 AT2008000452W WO2009073910A2 WO 2009073910 A2 WO2009073910 A2 WO 2009073910A2 AT 2008000452 W AT2008000452 W AT 2008000452W WO 2009073910 A2 WO2009073910 A2 WO 2009073910A2
Authority
WO
WIPO (PCT)
Prior art keywords
filler
spring elements
threshold
shoe
threshold shoe
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.)
Ceased
Application number
PCT/AT2008/000452
Other languages
German (de)
English (en)
Other versions
WO2009073910A3 (fr
Inventor
Herwig Miessbacher
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.)
Semperit AG Holding
Original Assignee
Semperit AG Holding
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 Semperit AG Holding filed Critical Semperit AG Holding
Priority to ES08860707.2T priority Critical patent/ES2573640T3/es
Priority to EP08860707.2A priority patent/EP2235261B1/fr
Publication of WO2009073910A2 publication Critical patent/WO2009073910A2/fr
Publication of WO2009073910A3 publication Critical patent/WO2009073910A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B9/00—Fastening rails on sleepers, or the like
    • E01B9/68—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair
    • E01B9/681—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair characterised by the material
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
    • E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
    • E01B1/005—Ballastless track, e.g. concrete slab trackway, or with asphalt layers with sleeper shoes
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B9/00—Fastening rails on sleepers, or the like
    • E01B9/68—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair
    • E01B9/685—Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair characterised by their shape

Definitions

  • the invention relates to a threshold shoe with a bottom and side walls, which are made of an elastic material, wherein on the floor and this superior spring are arranged demente and spaces between the spring elements are formed, and a method for producing this threshold shoe, after an elastic material, a bottom and side walls of the threshold shoe are made by vulcanization in a mold, wherein on the bottom spring elements are arranged such that remain free between these spaces.
  • Elastic sleeper sheathings are often used in the area of solid lanes as elastic decoupling between the track and the ground.
  • the entire threshold that is, for example, a monobloc or biblock threshold, may be provided with an elastic sheathing, e.g. of natural rubber (NR), styrene butadiene rubber (SBR) or vulcanizates of ethylene-propylene-diene monomer (EPDM).
  • NR natural rubber
  • SBR styrene butadiene rubber
  • EPDM vulcanizates of ethylene-propylene-diene monomer
  • PUR polyurethane
  • EPDM mainly cellular material on urethane
  • NR / SBR basis is placed on the bottom of this sheathing in order to be able to set a corresponding vertical elasticity.
  • This cellular material is usually plate-shaped.
  • the threshold shoe is integrally formed and has an integrally formed sealing bead on the upper threshold shoe edge, which has a rail base towards the cranked, anchored in the circumferential groove of the rail base sealing head high extensibility.
  • DE 698 07 31 T2 again proposes a rigid shell for the threshold shoe, so that this retains its tightness under conditions even if a conventional shoe made of elastic material would run the risk of tearing or breaking through.
  • elastic segments are used under pressure and shear elastic preload.
  • the object of the present invention is to maintain the damping characteristic of a sleeper shoe as unchanged as possible even in humid environmental conditions.
  • This object of the invention is achieved by the above-mentioned threshold shoe, in which the interspaces are at least approximately completely filled with a filler made of a second elastic material, the secant rigidity of this second elastic material being maximally so high under quasi-static loading according to DIN 45673, that the deflection characteristic is not or only insignificantly influenced by the spring elements during their loading, as well as by the method according to the invention, according to which a derar tiger filler the spaces is arranged at least approximately completely filling.
  • the water absorption capacity of the threshold shoe is reduced to a minimum in this area - the accumulated water there may be production reasons or by penetrating water from the outside - where due to the elastic materials, in particular the elasticity of the sleeper shoe itself, a squeezing This water can be done during train crossings by the elastic deformability of the threshold shoe during the load. It is not absolutely necessary to provide drainage openings for penetrating water in the sleeper shoe itself, as has also been partly described in the prior art.
  • the low secant rigidity of this second elastic material of the filler ensures that this leads to no or no substantial increase in the overall rigidity Contributes to the system, so the deflection characteristic of the threshold shoe is determined essentially exclusively by the spring elements, and thus the design of this damping system can be performed easily.
  • the elastic deformation of the spring elements by the filler due to its elasticity, not hindered.
  • this filler at least approximately fills the interstices, the residual volume of water in this area is zero or vanishingly small, so that the formation of ice in the winter does not or hardly influences the vibration damping.
  • the filler has a secant rigidity which amounts to a maximum of 10% of the secant rigidity of the spring elements. It is thus realized a sufficiently high distance to the secant rigidity of the spring elements, so that so the function of this filler on the essentials, namely to avoid the accumulation of water in the bottom region of the threshold shoe, can be concentrated.
  • the filler may also have a secant rigidity which is at most 5% of the secant rigidity of the spring elements.
  • a filling height of the filler is greater than a spring element - A -
  • the filler extends substantially to at most the height of the highest spring elements, as this "squeezing" of any existing water from the threshold shoe is facilitated.
  • the filler at least a portion of the spring elements, which are formed with a lower spring element height than the largest spring element height, is arranged overlapping in the horizontal direction, so that therefore at different high spring elements, the threshold itself substantially rests on a flat surface, which is not or hardly by the arranged above it - viewed in the direction of the threshold - filler is influenced by the low secant rigidity of the second elastic material of the filler, the damping behavior of the lower height spring elements.
  • the filler may overhang the spring elements by a value in height selected from a range having a lower limit of 1 mm and an upper limit of 10 mm. Exaggerations of the filler with respect to the spring elements selected from this range have shown in practical experiments a very good ratio between space filling by compression of the filler on the one hand and maintaining the spring characteristic by the spring elements on the other. Below 1 mm, the compression of the filler by the weight of the threshold is so low that, although an improved space filling of the interstices by the compression of the filler is observable, but from this value, a significant improvement of this effect is observable. Excessive increments greater than 10 mm may stiffen the filler, which may also stiffen the entire system of spring elements.
  • the filler extends beyond at least individual spring elements by a region which is selected from a range with a lower limit of 2 mm and an upper limit of 8 mm.
  • At least one surface of the filling material which can be turned over is hydrophobic, on the one hand better avoiding accumulation of water in this area and, on the other hand, better “squeezing" of the water by traveling rail vehicles, especially if foam is used as the filler ,
  • the filler itself already has hydrophobic properties
  • the surface of the filler is rendered hydrophobic, for example.
  • This is sprayed with a silicone oil, wherein preferably the entire surface is hydrophobicized in cellular material.
  • This embodiment of the invention makes it possible, e.g. also to use open-cell material, whereby the range of usable materials for task solving can be broadened.
  • the maximum water absorption capacity of the filler according to ASTM D 1056 can be in particular a maximum of 5% by volume, preferably a maximum of 4% by volume.
  • the second elastic material of the filler used is preferably a material selected from a group comprising HD-PE (High Density Polyethylene), PP (polypropylene), PUR, NR, SBR, EPDM, EPS (expanded polystyrene foam), XPS (extruded polystyrene foam ), EVA (Ethyl Vinyl Acetate), TPE (Thermoplastic Elastomers), such as TPO (thermoplastic olefins), for example EPDM / PP, or TPE-S (polystyrene-poly- diene block copolymers) or TPE-U (thermoplastic polyurethane elastomers).
  • HD-PE High Density Polyethylene
  • PP polypropylene
  • PUR polypropylene
  • NR polypropylene
  • SBR EPDM
  • EPDM expanded polystyrene foam
  • XPS extruded polystyrene foam
  • EVA Eth
  • a foam is used as the filler, due to its low intrinsic weight on the one hand and on the other hand the elasticity that can be achieved so that short-term pressurization of the filler does not bring this to a permanent change in shape, but the filler returns to its initial position after pressure relief and thus the space filling capacity is improved.
  • a foam having an average pore size selected from a range having a lower limit of 10 ⁇ m and an upper limit of 3 mm since the elastic behavior of this filler can be made particularly effective, especially if the Surface of the filler is hydrophobic, so that the penetration of water into the pores can be reliably prevented.
  • a foam which has average pore size selected from a range having a lower limit of 0.2 mm and an upper limit of 2 mm, more preferably selected from a range having a lower limit of 0.3 mm and one upper limit of 1 mm.
  • a closed-cell elastic foam is used according to the invention, because of the low water absorption capacity of such foams.
  • a further improvement can be achieved so that the filler is adhesively connected to the spring elements, so that this is fixed in position in the threshold shoe and thus slipping with simultaneous release of cavities can be avoided.
  • a separate adhesive so an adhesive can be used, on the other hand, it is possible that the filler is produced by direct foaming between the spring elements and thereby takes place the adhesive connection to the spring elements.
  • the filler In order to prevent aging phenomena due to microbial degradation of the elastic elements of the threshold shoe in a moist environment, it is provided according to a variant embodiment to provide the filler with a bactericidal or fungicidal active ingredient. It can thus also be maintained the spring characteristic of the threshold shoe for a long period of time, when small amounts of water penetrate into the threshold shoe.
  • bactericidal or fungicidal active ingredient For example, silver (silver ions) can be used as bactericidal or fungicidal active ingredients. It is also possible the surface of the fillers by catalytic grafting of such acting molecular groups or molecules to modify.
  • these can be vulcanized on the bottom of the sleeper shoe, whereby also the opening of cavities between Federele- elements and filler during the crossing of rail vehicles can be better avoided.
  • the filler is produced as an elastic plate and formed in these depressions, which correspond at least approximately to the spring elements in terms of their geometry and this plate is placed on the base of the sleeper shoe after vulcanization, or a foamable raw material is used as the filler, which is introduced before the onset of a threshold in the interstices and foamed after the onset of the threshold, or the threshold shoe is produced by a 2-component process, wherein during vulcanization an expandable raw material for the filler is introduced into the mold in the spaces between the spring elements and foamed.
  • the two variants by direct foaming of the filler in the sleeper shoe, a very complete filling of the intermediate spaces is achieved, wherein it is possible by the 2-component method to produce the elastic sleeper sheath in one working step. If both AufWebumtinen not be possible, the plate design of the method offers a very high variability in terms of different geometries of spring elements, which may also on site, d. H. at the construction site, can be adjusted directly.
  • Figure 1 shows a section of a track with threshold, threshold shoe and arranged thereon rail section.
  • FIG. 2 shows the track cutout according to FIG. 1 in side view
  • FIG. Fig. 3 shows the track cutout of Figure 2, taken along the line III-III.
  • Fig. 5 shows a detail of a further embodiment variant of the threshold shoe in cross section.
  • FIGS 1 to 3 show a first embodiment variant of a threshold shoe 1 for a threshold 2.
  • This track assembly 3 consists of the threshold 2, which is designed in this embodiment as a so-called short sleeper, the threshold shoe 1, which surrounds the threshold 2 in the lower region, so that this threshold 2 is received to a large part of their volume from the threshold shoe, a mounting plate 4, about which a rail 5 is attached to the threshold 2, wherein for mounting the rail 5 on this mounting plate 4 conventional mounting devices, as are known in the art, can be used, for example in the form of an X or W attachment or hook screw fastening.
  • a first damping element 6, disposed between a rail foot 7 and the mounting plate 4 a second damping element 8 in the form of a rail intermediate position.
  • the threshold 2 may be connected to a further threshold 2 via a transverse strut, not shown, to a cross sleeper. Furthermore, the threshold 2 is normally taken up by a recess in a base plate, in particular made of concrete.
  • the invention is not limited to these short sleepers, but the threshold shoe 1 can also be used for so-called long sleepers. Furthermore, it is possible to execute the threshold 2 as a monoblock or biblock threshold, for example H threshold. Furthermore, the invention is not limited to concrete support plates for receiving the sleepers 2, but also gravel substructures, etc. can be used.
  • the threshold shoe 1 has a bottom 9 and side walls 10. On an inner surface 11 of the side walls 10 rib-shaped webs 12 are provided, which contribute to the damping characteristic of the threshold shoe 1. These webs 12 are formed with increasing height in the direction of the bottom 9 on the rail 5, so that the side walls 10 relative to the bottom 9 - viewed in cross section - are formed conically. In particular, these webs 12 are circumferentially arranged over the entire circumference of the side walls 10 extending. So there are no exemptions between individual segments, as described for example in the above-mentioned DE 698 07 031 T2 for drainage. Thus, although these exemptions are not mandatory in the invention, they can of course be arranged.
  • spring elements 13 are formed from a first elastic material of the sleeper shoe itself in this embodiment variant of the threshold shoe, so made in one piece with the bottom 9. These spring elements 13 are in the form of a knob, with at least approximately square cross section (seen in plan view). With the help of these spring elements 13, the deflection characteristic and thus the damping behavior of the system, so the threshold shoe 1 - in addition to the damping capacity of the damping elements 6, 8 - determined.
  • the invention relates to the formation of the threshold shoe 1 itself, so it should be noted with regard to the further damping elements 6, 8 that, for example, the damping element 6 does not necessarily have to be present. Also with regard to the damping characteristic of these damping elements 6, 8, for example, by different combinations of hard and soft segments for these damping elements 6, 8 reference is made to the relevant prior art.
  • the spring elements 13 are made of the material of the bottom 9 of the threshold shoe 1, in particular are integrally connected thereto.
  • these damping elements 13 have an at least approximately square cross-section, for example other cross-sections, such as e.g. round, rectangular, polygonal cross-sections within the scope of the invention possible and is about these different cross-sectional shapes - whereby mixed forms within a threshold shoe 1 are possible - the suspension characteristics of the threshold shoe 1, d. H. the entire track structure 3, adapted to the respective requirements, which may be significantly different for example in curved sections to straight lines.
  • spring elements 13 with different diameters - viewed in plan view - are used, likewise to adapt the deflection characteristic to the respective conditions and requirements. For example, combinations with thin and thick spring elements 13 are possible, for example, to compensate for cornering.
  • the spring elements 13 also do not have to be of a nub-like design, although this is the preferred embodiment, but strip-shaped spring elements 13 which extend at least approximately over the entire width of the bottom 9 can be used.
  • a filler 15 is arranged between the individual spring elements 13 intermediate spaces 14 , in which according to the invention a filler 15 is arranged. This filler 15 fills these gaps 14 at least approximately completely, preferably entirely.
  • the filler 15 used is in particular a closed-cell foam, preferably selected from a group comprising HD-PE, PP, PUR, NR, SBR, EPDM, EPS, XPS, EVA, TPE.
  • open-cell foams can also be used, in particular if, as already stated above, they are at least superficially hydrophobicized or consist of a hydrophobic material.
  • the pore size of the foam may be selected from a range with a lower limit of 10 ⁇ m and an upper limit of 3 mm.
  • all intermediate spaces 14 between the spring elements 13 in the bottom 9 are to be provided with the filler 15.
  • a filling envelope 16 of the filler 15 in the intermediate spaces 14 is dimensioned such that these intermediate spaces 14 are at least approximately filled in straight, that is to say corresponds essentially to a spring element height 17.
  • this filling level 16 can be dimensioned such that the filler 15 protrudes over the spring elements 13 in the vertical direction, that is, the filling height 16 is greater than the filling element height 17. This ensures that this filler 15 is compressed by the introduction of the threshold 2 in the sleeper shoe 1 and thus the interstices 14 are filled with higher security.
  • the filler 16 has a secant rigidity which, depending on the first elastic material which is used for the spring elements 13 and optionally the bottom 9 and the side walls 10, is maximally so great that the spring deflection is tion characteristic of the spring elements 13 is not or only insignificantly influenced during their loading by a running rail vehicle, so there is no stiffening of the overall system "threshold shoe 1".
  • the filler 15 has a secant rigidity which is at most 1% to 10% of the secant rigidity of the spring elements 13.
  • the secant rigidity of the spring elements 13 can be selected under quasi-static loading from a range with a lower limit of 5 kN / mm and an upper limit of 300 kN / mm according to DIN 45673.
  • Fig. 4 a detail of another embodiment of the threshold shoe 1 is shown in cross section.
  • the spring elements 13 have a different height. It is thus the deflection, d. H. the damping behavior of these spring elements 13 and the threshold shoe 1 adapted accordingly.
  • the spring elements 13 have a different secant rigidity, so for example, the spring elements 13 with a larger spring element height 17 have a higher stiffness, as the spring elements 13 with a smaller spring element height 17.
  • Bei it is possible that at normal load, the attenuation mainly by the spring elements 13 with the larger spring element height 17, and only at higher loads, the spring elements 13 come with lower spring element height 17 to work.
  • the spring elements 13 can be better protected from overloading.
  • the filler 15 is formed in this variant of the threshold shoe 1 up to that spring element height 17 or slightly above it, which is smaller than the maximum spring element height 17. As indicated by dashed lines in Fig. 4, there is also the possibility that between equally high spring elements 13 of the larger spring element height 17 of the filler 15 fills the entire gap 14 between these spring elements 13.
  • a variant of the threshold shoe 1 is shown in fragmentary cross-section, in which the spring elements 13 in turn have a different spring element height 17, similar to that of Fig. 4.
  • the smaller spring elements 13 for Wholly covered by the filler 15 so that substantially the threshold 2 is opposite to a flat surface.
  • the filler 15 does not or does not significantly influence the spring characteristic of the spring elements 13, that is to say those of the lower spring elements 13, by the overlying filler 15.
  • the bottom 9 and the side walls 10 made of an elastic material are produced by vulcanization in a mold.
  • This elastic material may, for. B. NR, SBR, EPDM, etc. be.
  • Such a manufacturing method is already known from the prior art, so reference should be made to this point.
  • the spring elements 13 can be made of the same material in this form as used for the bottom 9 and the side walls 10. On the other hand, it is possible that the spring elements 13 consist of a different elastic material, these spring elements 13 are preferably vulcanized to the surface of the bottom 9.
  • an at least approximately flat plate is produced from the second elastic material, into which corresponding recesses or openings are then introduced, for example by punching or cutting, corresponding to the geometry of the spring elements 13, that this prefabricated plate after vulcanization on the spring elements 13, ie in the interstices 14, can be inserted.
  • the filler 15 on site d. H.
  • a foamable raw material for the filler 15 is used, for example a one-component or a two-component polyurethane. This raw material is introduced into the intermediate spaces 14, subsequently the threshold 2 is placed in the sleeper shoe 1 and finally the raw material for the filler 15 is foamed, whereby the intermediate spaces 14 are filled at least approximately completely.
  • the sleeper shoe 1 is also possible for the sleeper shoe 1 to be produced by a so-called two-component method, ie for the filler 15 to be injected into the intermediate spaces 14 during the vulcanization of the sleeper shoe 1, for example, and foamed during the vulcanization, as a result of which Intermediate spaces 14 are filled at least approximately completely.
  • the latter method has the advantage that the threshold shoe 1 can be finished in one step, so that further assembly steps, eg. B. on site, can be reduced.
  • FIGS. 1, 2, 3; 4; 5 represent the subject matter of independent solutions according to the invention.
  • the relevant objects and solutions according to the invention can be found in the detailed descriptions of these figures.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Railway Tracks (AREA)

Abstract

L'invention concerne un sabot de traverses (1) comprenant un fond (9) et des parois latérales (10) qui sont en un matériau élastique, cependant que des éléments élastiques (13) sont disposés sur le fond (9) et sont en saillie par rapport à ce fond, des espaces intermédiaires (14) étant formés entre lesdits éléments élastiques. L'invention est caractérisée en ce que les espaces intermédiaires (14) sont remplis, au moins sensiblement complètement, d'une matière de charge (15) en un second matériau élastique, et en ce qu'une rigidité sécante du second matériau élastique est d'une grandeur maximale telle que la caractéristique de compression sur les éléments élastiques (13) n'est pas influencée, ou seulement de façon insignifiante lors de leur charge.
PCT/AT2008/000452 2007-12-13 2008-12-15 Sabot de traverses Ceased WO2009073910A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES08860707.2T ES2573640T3 (es) 2007-12-13 2008-12-15 Calce para traviesa
EP08860707.2A EP2235261B1 (fr) 2007-12-13 2008-12-15 Sabot de traverses

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT20202007A AT506153B1 (de) 2007-12-13 2007-12-13 Schwellenschuh
ATA2020/2007 2007-12-13

Publications (2)

Publication Number Publication Date
WO2009073910A2 true WO2009073910A2 (fr) 2009-06-18
WO2009073910A3 WO2009073910A3 (fr) 2009-08-13

Family

ID=40627209

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT2008/000452 Ceased WO2009073910A2 (fr) 2007-12-13 2008-12-15 Sabot de traverses

Country Status (6)

Country Link
EP (1) EP2235261B1 (fr)
AT (1) AT506153B1 (fr)
ES (1) ES2573640T3 (fr)
HU (1) HUE028592T2 (fr)
PL (1) PL2235261T3 (fr)
WO (1) WO2009073910A2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017216231A1 (fr) * 2016-06-16 2017-12-21 Vossloh-Werke Gmbh Élément élastique pour un point de fixation pour un rail de véhicules ferroviaires et point de fixation
CN113293656A (zh) * 2021-07-02 2021-08-24 郑州铁路利达实业有限公司 一种钢轨防撞垫铁
US20240150970A1 (en) * 2021-03-15 2024-05-09 Ecole polytechnique fédérale de Lausanne (EPFL) Multi-material rail pad and method for manufacturing same

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106700141A (zh) * 2016-11-29 2017-05-24 芜湖集拓橡胶技术有限公司 自润滑橡胶减震配方
CN110437507A (zh) * 2019-08-08 2019-11-12 广州同欣康体设备有限公司 运动场地面层材料及其制备方法
WO2026037681A1 (fr) 2024-08-12 2026-02-19 Sonneville Ag Bloc de traverse comprenant un bloc de traverse et une chaussure de traverse

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4356968A (en) * 1980-10-10 1982-11-02 Stedef S.A. Railroad tie cover
AU740190B2 (en) * 1997-09-26 2001-11-01 Phoenix Aktiengesellschaft Rail system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017216231A1 (fr) * 2016-06-16 2017-12-21 Vossloh-Werke Gmbh Élément élastique pour un point de fixation pour un rail de véhicules ferroviaires et point de fixation
US20240150970A1 (en) * 2021-03-15 2024-05-09 Ecole polytechnique fédérale de Lausanne (EPFL) Multi-material rail pad and method for manufacturing same
CN113293656A (zh) * 2021-07-02 2021-08-24 郑州铁路利达实业有限公司 一种钢轨防撞垫铁

Also Published As

Publication number Publication date
WO2009073910A3 (fr) 2009-08-13
HUE028592T2 (en) 2016-12-28
AT506153A1 (de) 2009-06-15
EP2235261B1 (fr) 2016-03-30
PL2235261T3 (pl) 2016-11-30
EP2235261A2 (fr) 2010-10-06
ES2573640T3 (es) 2016-06-09
AT506153B1 (de) 2010-05-15

Similar Documents

Publication Publication Date Title
EP2235261B1 (fr) Sabot de traverses
AT505117B1 (de) Schwellenbesohlung
AT506434B1 (de) Dämpfungselement
EP2379808B1 (fr) Sabot pour traverses
EP2817457A1 (fr) Dispositif anti-bruit
EP3472387B1 (fr) Élément élastique pour un point de fixation pour un rail de véhicules ferroviaires
EP0856086A1 (fr) Superstructure de chemin de fer
EP2147158B1 (fr) Usage d'un matériau de revêtement pour liaison directe à un élément en béton
DE202015104683U1 (de) Mehrteiliges Schienenlagerungssystem
AT10638U1 (de) Schwellenbesohlung
DE2701597C2 (de) Biegsame Unterlagsplatte für Gleisbettungen
DE202011052057U1 (de) Lärmschutzvorrichtung
EP3798360B9 (fr) Aiguillage
DE202011109278U1 (de) Schienenumkleidungselement und Schienenklemmvorrichtung für ein Schienenumkleidungssystem
DE202015106173U1 (de) Schienenlamellenfüllsystem
EP1041200A2 (fr) Structure de support pour section de voie ferrée
EP3489413B1 (fr) Élément de remplissage de chambre de rail ignifuge, panneau pour issue de secours et procédé de production
EP2791420B1 (fr) Système d'amortissement
EP2706144B1 (fr) Elément de remplissage d'une chambre de rail
AT512391B1 (de) Lärmschutzvorrichtung
DE102007027574B3 (de) Eingebettete Schiene für Schienenfahrzeuge sowie Verfahren zur Montage derselben
EP2109699A2 (fr) Assiette des rails élastique continue
DE7701126U1 (de) Biegsame unterlagsplatte fuer den eisenbahnbau
AT907U1 (de) Gleisoberbau mit schwellen und zwischenlage für einen gleisoberbau
DE20213557U1 (de) Halteelement für wenigstens einen an einer Schiene positionierbaren Formkörper und Schienen-Ummantelung, umfassend wenigstens ein Halteelement und wenigstens einen derartigen Formkörper

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08860707

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2008860707

Country of ref document: EP