HUE031325T2 - Eljárás rugalmas blokkos sínalátámasztó szerelvény elõállítására - Google Patents

Description

(12) EUROPEAN PATENT SPECIFICATION (45) Date of publication and mention (51) Int Cl.: of the grant of the patent: E01B 3140 <2006 01> E01B 19100 <200e01> 21.09.2016 Bulletin 2016/38 B28B 19IOO<200601> (21) Application number: 13177077.8 (22) Date of filing: 21.02.2008 (54) Method for manufacturing a resilient rail support block assembly

Verfahren zűr Herstellung einer elastischen Schienenstützblockanordnung Procédé de fabrication d’un ensemble bloc de support élastique pour rail (84) Designated Contracting States: (72) Inventor: van der Houwen, Gerrit Marinus AT BE BG CH CY CZ DE DK EE ES FI FR GB GR 2023 EL HAARLEM (NL)

HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT

RO SE SI SK TR (74) Representative: EP&amp;C P.O. Box 3241 (43) Date of publication of application: 2280 GE Rijswijk (NL) 23.10.2013 Bulletin 2013/43 (56) References cited: (62) Document number(s) of the earlier application(s) in DE-A1-4 439 816 ES-U-1 065 079 accordance with Art. 76 EPC: FR-A1-2 845 700 GB-A-1 538 997 08712592.8/2 260 148 (73) Proprietor: edilon)(sedra B.V. 2031 CN Haarlem (NL)

Note: Within nine months of the publication of the mention of the grant of the European patent in the European Patent Bulletin, any person may give notice to the European Patent Office of opposition to that patent, in accordance with the Implementing Regulations. Notice of opposition shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).

Description fabricated resilient member is used to form a part of the block mould, so that one or more additional mould mem-10001] The present invention relates to the field of sup- bers combined with said prefabricated resilient member porting rails of a railway track, such as for trains, under- delimit the block mould, the mouldable material being ground, trams, etc. 5 introduced into said block mould and thereby adhering [0002] In the field of railway track technology systems directly to the inner tray of the prefabricated resilient have been developed to reduce hinder, in particular noise member. and vibration. [0008] In the inventive method the inner tray is provid- [0003] In a known arrangement a rail of a railway track ed with a sheet of a 3-dimensional open structure having is supported on rail support blocks arranged at intervals 10 openings/interstices therein so that the mouldable mate-under the rail. These blocks are embedded in a concrete rial enters into said openings/interstices and so enhances slab. The slab is commonly poured around the blocks, the anchoring of the tray face to said mouldable material, but it is also known to place the blocks in corresponding and/or the outer tray is provided on the outside thereof cavitiesinaslab.Toreducenoiseandvibrationsresulting with a sheet of a 3-dimensional open structure having from rail vehicles passing over the railway a resilient 15 openings/interstices therein so that concrete or other member is present between each block and the slab. pourable material can enter into said openings/interstic- [0004] In a known system developed by the present es and so enhances the anchoring of the tray face to said applicant a resilient rail support block assembly is man- pourable material. ufactured, which is ready to be mounted to the rail to be [0009] In a preferred practical embodiment of said supported. The assembly includes a concrete block 20 manufacturing method the prefabricated resilient mem-adapted for fastening the rail on the top of the block. This ber is manufactured at a first site, preferably at a company assembly further includes a concrete tray extending be- specialized in resilient intermediate structures for railway low and spaced from the bottom of the block as well as applications. At a second, remote site, preferably at a around and spaced from the lower region of the periph- company specialized in manufacture of concrete building eral wall of the block. A resilient material, such as sold 25 products, the prefabricated resilient member is combined under the trade name Corkelast, has been poured during with one or more additional block mould members to form manufacture of the assembly between the concrete tray the block mould. Then mouldable material is introduced and the block. Upon polymerisation (while maintaining into the block mould and allowed to harden. Thereby the its resilient property) the resilient material adheres to the material of the block adheres directly to the inner tray of concrete block and concrete tray and thus bonds said 30 the prefabricated resilient member. The completed rail-tray to the block. When installing a rail, the known rail way support block assembly is then transported to the support block assemblies are positioned at intervals railway installation site. along the rails and fastened thereto. Thereafter a slab of [0010] Compared to the method disclosed in concrete is poured, so that the concrete trays are em- ES1065079U the efficiency is increased and a reliable bedded in and become integral with the slab. This method 35 adherence is obtained. Also no adhesive or mortar, such is known in the art as the "fix and forget method". as e.g. a suitable epoxy, has to be introduced in a sep- [0005] In ES1065079U the present applicant de- arate step to fix the block to the inner tray. scribes an improved resilient railway block assembly. In [0011] The block could be embodied as a monolithic this document the resilient rail support block assembly, sleeperwith rail fasteners forsupporting two or more par-comprises a prefabricated resilient member as well as a 40 allel rails, a railway switch or the like, block. The prefabricated resilient member is adapted to [0012] As is known in the field of railway tracks two be fixed to said block so as to extend under the bottom blocks may be interconnected by one or more transverse of the block as well as around at least a lower region of tie bars, either permanent or temporarily, preferably prior the peripheral wall of the block. The prefabricated resil- to installation. In a possible embodiment of the inventive ient member comprises an outer tray and inner tray ar- 45 method it is envisaged that at least one transverse tie ranged within said outer tray, and said prefabricated re- bar securing element is positioned so as to extend at silient memberfurther comprises a resilient intermediate least partly within the block mould priorto the introduction structure being arranged between said outer and inner of the mouldable material, so said transverse tie barse-trays. curing element is directly integrated in the block. This [0006] As mentioned in ES1065079U the installation so allows to interconnect pairs of such resilient rail block of a lengthy stretch of railway requires a very large assemblies by provision of one or more transverse tie number of rail support block assemblies. Therefore the bar, which are then secured to said securing elements, present invention aims to provide a highly efficient and preferably prior to shipment to the installation site, reliable manufacturing method for rail support block as- [0013] In an alternative embodiment of the inventive semblies which include a prefabricated resilient member 55 method two block moulds are positioned next to one an-of the type disclosed in ES1065079U. other at a suitable spacing, and - prior to introduction of [0007] The present invention achieves said aim by pro- mouldable material into the block moulds - one or more viding a method according to claim 1, wherein the pre- transverse tie bars are positioned so as to extend with their ends into each of the block moulds, so that upon and are open from above. introduction of the mouldable material said transverse tie [0027] The skilled person will appreciate that other bar ends are directly integrated in the blocks. general shapes of the trays are possible, for instance [0014] Preferably the inner and outer trays are more depending on the shape of the block, such as an oval rigid than the resilient intermediate structure. 5 outer contour, a trapezium shaped outer contour, a hex- 10015] Preferably the inner and outer trays each have agonal block, etc. a bottom and a raised peripheral wall. [0028] The inner tray 13 has dimensions here so that [0016] Preferably the outer and inner trays are spaced it can be held spaced from the outer tray 12 in all direc- from one another so as to have no points of contact. tions. In practical terms said distance between the main [0017] Preferably the resilient intermediate structure 10 facesof the inner and outertrays 12,13generally is pref- comprises, preferably is essentially composed of, an erably at least 5 millimetres and preferably at most 20, elastomeric material, e.g. a polyurethane elastomeric more preferably at most 15 millimetres. material. [0029] The resilient intermediate structure 15 is ar- [0018] Preferably the outer tray has an exterior surface ranged between said outer and inner trays 12, 13 and provided which anchoring formations to enhance the en- 15 here also interconnects said trays 12,13 so as to form a gagement of the outer tray with a concrete slab. unitary assembly with said trays, preferably as said struc- [0019] Preferably the outer and inner trays are made ture 15 is bonded to the faces of each of the trays 12,13. of a plastic material. [0030] Here, in a preferred embodiment, the resilient [0020] The invention will be discussed in more detail structure 15 has been obtained by arranged the trays 12, below referring to the drawings. In the drawings: 20 13 spaced from each other and then pouring (or similar) a suitable elastomeric material between the outer and Fig. 1 shows a railway support block assembly man- the inner tray 12,13. As the material has been poured (or ufactured according to the method of the present in- similar) between the trays 12, 13 the material bonds to vention; essentially the entirety of the main faces of the inner and

Fig. 2 shows schematically in cross-section an ex- 25 outertrays 12, 13, preferably so that no interface exists ample of a manufacturing method according to the which would allow for the ingress of water or the like, present invention; [0031] The resilient intermediate structure 15 thus both

Fig. 3 shows an example of an inner tray; serves to interconnect the trays 12, 13 so as to form a

Fig. 4 shows an example of an outer tray. unitaryprefabricatedresilientmemberlOandalsotopro- 30 vide a sound and/or vibration attenuating support of the [0021] In figure 1 an example of a resilient rail support rail support block 20 when the assembly is embedded in block assembly 1 made in accordance with the method a slab or mounted on another substructure. of the present invention is shown. [0032] The outer and inner trays 12, 13 are spaced [0022] The assembly 1 includes a prefabricated resil- from one another so as to have no points of contact and ient member 10 which has an outer tray 12 and an inner 35 the intermediate resilient layer 15 allows for elastic mo-tray 13 arranged within said outer tray 12. A resilient in- tion of the inner tray (which will receive the block) in all termediate structure 15 is arranged between said outer directions. and inner trays 12, 13. [0033] Here, as is preferred, the inner and outer trays [0023] The assembly 1 further includes a railway sup- 12,13 are more rigid than the resilient intermediate struc- port block 20. This block 20 here is made of a mouldable, 40 ture 15. preferably pourable, material. Preferably the block 20 is [0034] In practice the trays 12,13can beírom materials made of concrete. It is envisaged that said concrete can as plastic, (fibre) reinforced plastic, composite plastic ma- be a polymer concrete. Other concrete containing em- terial, metal, or even wood. Plastic material is preferred bodiments of the block, e.g. including reinforcement ma- and the trays 12, 13 can e.g. be injection moulded or terials, are also envisaged. 45 formed from plastic sheet material. The plastic material [0024] The block 20 has a top 21, a bottom and pe- coulde.g.beapolyurethanepolymeroranABSpolymer, ripheral wall 23. Here the block 20 is adapted as a mono- [0035] The elastomeric material of structure 15 and the block for supporting a single rail of a railway track, but trays 12, 13 are preferably designed and selected such the block could also be designed as a duo-block support- that a strong adherence or bond is obtained between the ing two or even more rails (as a railway sleeper). The so inner faces of the trays and the elastomeric material. For block 20 here has a significant height. instance the elastomeric material can be a polyurethane [0025] In order to fasten the rail to the top 21 of the elastomer, such as e.g. Corkelast made by the applicant, block 20 one or more rail fastener members 30 are pro- [0036] In general the figure 1 shows a sandwich type vided on the block 20. Also an elastic plate 31 is posi- prefabricated resilient member, wherein a layer of the tioned here on top of the block 20, which will lie under 55 elastomeric material 15 is sandwiched between the trays the rail. 12,13.

[0026] The trays 12, 13 here generally have a bottom, [0037] The resilient intermediate structure 15, here lay- here a rectangular bottom, and a raised peripheral wall er of elastomeric material 15, is adapted to maintain its resiliency during its service life. For instance said struc- crushed pebbles, rock, gravel, etc. This crushed material ture 15 (and the resilient assembly in which it is integrat- can be fixed with an adhesive, e.g. epoxy, to the respec- ed) should be able to serve in railways lines as specified tive face of the tray. in UIC code 700, "Classification of lines and resulting [0050] According to the invention the outer tray (on the load limits for wagons", a relevant code of the Interna- 5 outside) and/orthe innertray(on the inside) are provided, tional Union of Railways. preferably during the production of the prefabricated re- [0038] Theinnerfacesofthetrays12,13 are preferably silient member, with a sheet (or sheets) of a 3-dimen- made with an adhesion enhancing surface, e.g. rough sional open structure, having openings/intersticesthere- and/or provided with adhesion enhancing formations, in so that concrete or other pourable material can enter such as ribs, lugs, etc. 10 into said openings/interstices and so enhance the an- [0039] The inner faces of the trays 12, 13 can be sub- choring of the tray face to said material. For instance the jected to an adhesion enhancing pretreatment, e.g. a me- sheet is provided on its surface with loops (e.g. of plastic chanical treatment or a chemical treatment. or metal filament), mushroom-shape projections or other [0040] The trays 12, 13 can be made from the same shapes of hooks or anchoring members (e.g. as in hook or from different materials. E.g. the inner tray could be 15 and loop fasteners). made from plastic and the outer tray of metal. A metallic [0051] It is also envisaged to have the outer tray 12 outer tray would result in a high resistance against dam- with inward sloping peripheral wall or parts thereof, so age and/or penetration of the outertray possibly affecting that the embedded outer tray can not be pulled upwards the functioning of the resilient material. A metallic outer out of the slab. tray, e.g. of steel, could also be chosen as it could allow 20 [0052] A tray could be provided with one or more per- for mounting or integrating the tray into a steel structure, forations. e.g. on a steel plate or on a steel member of a railway [0053] In an embodiment not shown the assembly is bridge or the like. The steel outer tray could be provided not embedded but fastened onto a substructure, e.g. on e.g. with a flange which can be fastened to said further a substructure plate (metal or concrete) or a beam, steel structure. 25 [0054] Apreferredembodimentofthemethodforman- [0041] Also the wall thickness of the trays 12,13 could ufacturing the assembly 1 will now be explained in more be the same or differ e.g. depending on the selected ma- detail referring to the schematic figure 2. terial and/or application. [0055] In figure 2 the prefabricated resilient member [0042] The innertray may, at its upperrim, be provided 10 is shown, which has been placed on an associated with a labyrinth to enhance the adherence to the block 30 support50of a moulding installation. Thesupport50 may along said upperrim and to avoid release of said upper e.g. be partofa carrousel device having multiple supports rim from the block 20 and so avoid entry of water. 50.

[0043] The trays 12, 13 or one of them could be made [0056] Placed against the open top side of the prefab- from an electrical insulation material. The intermediate ricated resilient member 10 is an additional block mould resilient structure 5 also could have electrically insulating 35 member 60, which combined with the prefabricated reproperties. silient member 10 delimits the block mould for the block [0044] It can also be envisage that one or more pre- 20 by forming the corresponding block cavity 20a. formed elastic elements, e.g. an elastic mat or plate (e. [0057] Releasable retaining means, here schematical- g. of a suitable foam), are placed between the trays 12, ly indicated at 40,41, may be used to retain the additional 13 and possibly adhered to both trays using a suitable 40 block mould member 60 in its position against the mem-adhesive. ber 10, preferably so as to obtain a seal between said

[0045] The use of one or more preformed flexible foam member 60 and the upper edge of the innertray 13. A element(s) between the bottoms of the trays is e.g. en- compressible sealing member or other sealing arrange- visaged to obtain a softer support of the rail(s). ment may be provided at said interface.

[0046] When using one or more preformed elastic el- 45 [0058] The mouldable material thatforms the block20, ements between the trays, any remaining spaces be- e.g. concrete, is introduced into the block mould in a suit-tween the trays 12, 13 are filled with a pourable elasto- able manner and thereby adheres directly to the inner meric material, as explained with regard to structure 15. tray of the prefabricated resilient member. Thus the block [0047] It is shown here that the top 21 of the block 20 20 is made and fixed in the inner tray in a single step, is spaced vertically from the top edge of the trays 12,13. 50 which avoids the extra step of fixing a prefabricated block [0048] To enhance the embedding of the outertray 12 to the inner tray and its associated problems. into a railway slab or the like, the outer tray 12 can have [0059] As is preferred the mouldable material is made a roughened exterior and/or anchoring formations (e.g. by a suitable preparation device. ribs(s), lug(s), bolts or pins, etc. protruding outwards from [0060] As is preferred the material is introduced into the tray 12). 55 the mould via an introduction or filling opening 61 provid- [0049] In a practical embodiment the outer tray on the ed in the additional mould member 60. outside and/or the inner tray on the inside can be rough- [0061] In an alternative method the prefabricated re-ened by provision of a rough mineral coating, e.g. silient member 10 could be provided with an introduction or filling opening, from which the mouldable material is through corresponding openings in the additional mould cleared after filling the mould cavity and preferably re- member 60, so that a portion of a rail fastener member placed by a resilient material plug (preferably water- extends into the cavity and is directly embedded and fixed proof), so thatthe hardened mouldable material does not in the material of the block 20. interfere with the resilient action of the structure 15 be- 5 [0071] If desired, an elastic plate which will lie under tween the inner and outer trays. the rail is positioned within the block mould prior to the [0062] As is preferred the introduction orfilling opening introduction ofthe mouldable material, so that said elastic 61 is located on a face ofthe mould forming a side ofthe plate is directly integrated in the block. periphery of the block 20. This allows keeping any irreg- [0072] If desired at least one transverse tie bar secur- ularities caused by the filling away from the top 21 ofthe 10 ing element is positioned so as to extend at least partly block 20, which top 21 usually has to meet strict specifi- within the mould priorto the introduction ofthe mouldable cations. material, so said transverse tie bar securing element is [0063] In addition to one or more introduction openings directly integrated in the block. When such block assem- 61 the block mould may be provided with one or more blies are manufactured a further step could be that pairs air escape openings that allow airto escape as the cavity is of resilient rail block assemblies are interconnected by a 20a is filled. transverse tie bar, preferably prior to shipment to the in- [0064] As is preferred the support 50 is such that the stallation site ofthe railway track. prefabricated resilient member 10 is arranged thereon - [0073] In a possible embodiment two block moulds are at least during introduction ofthe mouldable material - positioned next to one another at a suitable spacing, and with its opening in lateral orientation, so with the bottom 20 -priorto introduction of mouldable material into the block of the member 10 substantially upright, most preferably moulds - one or more transverse tie bars are positioned the bottom having an angle between 50 and 85 degrees so as to extend with their ends into each of the block with respectto the horizontal. Such a moreorless vertical moulds, so that upon introduction ofthe mouldable ma- orientation is advantageous with respect to avoiding air terial said transverse tie bar ends are directly integrated pockets and associated incomplete adherence of the 25 jn the blocks. block to the inner tray. [0074] A suitable manufacturing facility may include a [0065] It will be appreciated that a horizontal position- station wherein a prefabricated resilient member 10 is ing of the member 10 is also possible during the step of placed on a movable support 50, application of the one introducing the mouldable material, even as a positioning or more mould members to obtain the mould with cavity ofthe member 10 on top ofthe additional block mould 30 20a, moving the support with the mould to a filling station member 60. where a suitable material is introduced into the mould, [0066] During and/or after introduction ofthe moulda- moving the support with the mould to a hardening station ble material into the cavity 20a the support 50 may be (or removing the mould from the support and placing the subjected to vibrations, so as to densify the material and mould in the hardening station). avoid air pockets. 35 [0075] It is envisaged that a manufacturing facility is [0067] As the material introduced into the block mould made so as to be transportable to a location close to the cavity 20a is allowed to harden it will adhere to the inner railway installation site. tray and achieve fixation of the block 20 to the inner tray [0076] Figure 3 shows an example of an outer tray 80 13. of a prefabricated resilient member to be used in the [0068] As will be appreciate the mould member 60 de- 40 method ofthe invention. This tray 80 is injection moulded fines the portion ofthe block 20 which protrudes upwardly from suitable plastic material. The outside ofthe tray 80 from the inner tray. If desired, instead of a single dome includes anchoring members 81 which are to be embed- shaped mould member 60, several mould members dedin the hardenable material that is to be poured around could be provided that in combination delimit the mould the tray 80. cavity 20a for the upper portion of the block. 45 [0077] Figure 4 shows an example of inner tray 90 that [0069] If desired, priorto the introduction ofthe mould- is to be positioned within tray 80 with interposition of a able material into the cavity 20a, one or more reinforce- resilient intermediate structure as disclosed herein. As ment elements, preferably of metal, are positioned in the can be seen the inside of the inner tray 90 is provided mould cavity 20a, so as to obtain a reinforced block. For with anchoring members 91,92 which enhance the an- example a reinforcement element could be fixed to the 50 choring to the mortar or other adhesive that connects the inner tray 13, e.g. with a snap-fit, priorto the introduction inner tray 90 to the block. As can be seen in this example ofthe mouldable material. the anchoring members are co-moulded with the tray.

[0070] If desired one or more rail fastener members Also the anchoring members 91, 92 in this example in- are positioned at least with a portion thereof within the elude wall section spaced inward from the tray and con- block mould prior to the introduction of the mouldable 55 nected to said tray via ribs. material, so that said one or more rail fastener members are directly integrated in the block and fixed to the block material. Such rail fastener members could be fitted

Claims between the trays (12,13), e.g. adhered to both trays using an adhesive. 1. A method for manufacturing a resilient rail support block assembly (1), which assembly is adapted to 4. Method according to one or more of the preceding be mounted embedded in or mounted on a railway 5 claims, wherein the block (20) has a lower portion substructure and which assembly comprises a pre- around which the inner tray (13) extends and an up- fabricated resilient member (10) as well as a mould- per portion upwardly protruding from the inner tray, ed block (20) of a suitable mouldable material, pref- and wherein the one or more additional mould mem- erably of concrete, having a top, a bottom and pe- bers (60) delimit the mould for the upper portion of ripheral wall, said block being adapted forfastening 10 the block (20). one or more rails on the top of said block, wherein the prefabricated resilient member (10) has 5. Method according to one or more of the preceding an outer tray (12) and inner tray (13) arranged within claims, wherein prior to the introduction of the mould- said outer tray, and wherein said prefabricated resil- able material one or more reinforcement elements, ient member (10) comprises a resilient intermediate 15 preferably of metal, are positioned in the mould, so structure (15) arranged between said outerand inner as to obtain a reinforced block, trays (12,13), and wherein the block (20) is moulded in a block mould 6. Method according to one or more of the preceding into with the mouldable material is introduced and claims, wherein one or more rail fastener members allowed to harden, 20 are positioned at least with a portion thereof within and wherein the block (20) is fixed in the inner tray, the block mould prior to the introduction of the mould- the latter extending underthe bottom of the block as able material, so that said one or more rail fastener well as along at least a lower region of the peripheral members are directly integrated in the block and wall of the block, fixed to the block material, characterised in that 25 the prefabricated resilient member (10) is used to 7. Method according to one or more of the preceding form a part of the block mould, so that one or more claims, wherein an elastic plate which will lie under additional mould members (60) combined with said the rail is positioned within the block mould prior to prefabricated resilient member (10) delimit the the introduction of the mouldable material, so that mould cavity (20a) for the block (20), the mouldable 30 said elastic plate is directly integrated in the block, material being introduced into said block mould and thereby adhering directly to the inner tray (13) of the 8. Method according to one or more of the preceding prefabricated resilient member (10). claims, wherein at least one transverse tie bar se- and characterised in that curing element is positioned so as to extend at least 35 partly within the mould prior to the introduction of the a) the inner tray is provided with a sheet of a 3- mouldable material, so said transverse tie barsecur- dimensional open structure having openings/in- ing element is directly integrated in the block, terstices therein so that the mouldable material enters into said openings/interstices and so en- 9. Method according to claim 8, wherein pairs of resil-hances the anchoring of the tray face to said 40 jent rail block assemblies are interconnected by a mouldable material, transverse tie bar, preferably prior to shipment to the and/or installation site. b) the outer tray is provided on the outside there- of with a sheet of a 3-dimensional open structure 10. Method according to one or more of the claims 1-8, having openings/interstices therein so that con- 45 wherein two block moulds are positioned next to one

Crete or other pourable material can enter into another at a suitable spacing, and wherein - prior to said openings/interstices and so enhances the introduction of mouldable material into the block anchoring of the tray face to said pourable ma- moulds - one or more transverse tie bars are posi- terial. tioned so as to extend with their ends into each of 50 the block moulds, so that upon introduction of the 2. Method according to claim 1, wherein the resilient mouldable material said transverse tie bar ends are intermediate structure (15) is a layer of elastomeric directly integrated in the blocks. material which is sandwiched between the trays (12,13). 11. Resilient rail support block assembly manufactured 55 by a method according to one or more of the preced- 3. Method according to one or more of the preceding ing claims, claims, wherein the resilient intermediate structure (15) comprises an elastic plate of foam that is placed

Patentansprüche merem Material ist, welche sandwichartig zwischen den Kásten (12, 13) angeordnet ist. 1. Verfahren zűr Herstellung einer elastischen Schie- nenstützblockanordnung (1), wobei die Anordnung 3. Verfahren nach einem oder mehreren dér vorherge- ausgebildet ist um eingebettet angebracht zu wer- 5 henden Ansprüche, in welchem die elastische Zwi- den in oderauf einem Trassen-Unterbau, und wobei schenstruktur (15) eine elastische Schaumplatte die Anordnung ein vorgefertigtes elastisches Ele- umfasst, die zwischen den Kásten (12,13) angeord- ment (10) sowie einen geformten Block (20) aus ei- net ist, z.B. unter Verwendung eines Haftmittels an nem geeigneten formbaren Material, vorzugsweise beiden Kásten anhaftet.

Beton, mit einer Oberseite, einem Bódén und einer io

Umfangwand, umfasst, wobei dér Block zum Befes- 4. Verfahren nach einem oder mehreren dervorherge-tigen ein oder mehrerer Schienen auf dér Oberseite henden Ansprüche, in welchem dér Block (20) einen des Blocks ausgebildet ist, unteren Bereich aufweist, um welchen herum sich wobei das vorgefertigte elastische Element (10) ei- dér Innenkasten (13) erstreckt, und einen oberenBe- nen Auβenkanten (12) und einen innerhalb des Au- 15 reich, dervon dem Innenkasten nachobenvorsteht, βenkastens angeordneten Innenkasten (13) hat, und wobei die ein oder mehreren zusátzlichen For- und wobei das vorgefertigte elastische Element (10) melemente (60) die Form für den oberen Bereich eine elastische Zwischenstruktur (15) umfasst, die des Blocks (20) begrenzen. zwischen dem Αυββη- und dem Innenkasten (12, 13) angeordnet ist, und 20 5. Verfahren nach einem oder mehreren dervorherge- wobei dér Block (20) in einer Blockform geformtwird, henden Ansprüche, in welchem vor dér Einführung in welche dasformbare Material eingeführt wird und des formbaren Materials ein oder mehrere Verstár- aushártet, kungselemente, vorzugsweise aus Metall, in dér und wobei dér Block (20) in dem Innenkasten fixiert Form positioniert werden, um so einen verstárkten ist, wobei sich Letzterer unterden Bódén des Blocks 25 Block zu erhalten. sowie entlang wenigstens eines unteren Bereichs dér Umfangswand des Blocks erstreckt, 6. Verfahren nach einem oder mehreren dér vorherge- dadurch gekennzeichnet, dass henden Ansprüche, in welchem ein oder mehrere das vorgefertigte elastische Element (10) dazu ver- Schienen-Befestigungselemente wenigstens mit ei- wendet wird, einen Teil dér Blockform zu bilden, so 30 nem Bereich derselben vor dér Einführung desform-dass ein oder mehrere zusátzliche Formelemente bárén Materials in derBlockform positioniertwerden, (60), die mitdem vorgefertigten elastischen Element so dass die ein oder mehreren Schienen-Befesti- (10) kombimért werden, den FormHohlraum (20a) gungselementedirektindenBlockintegriertsindund für den Block (20) begrenzen, wobei das formbare an dem Blockmaterial fixiert sind.

Material in die Blockform eingeführt wird und da- 35 durch direkt an dem Innenkasten (13) des vorgefer- 7. Verfahren nach einem oder mehreren dér vorherge-tigten elastischen Elements (10) anhaftet, henden Ansprüche, in welchem eine elastische Plat- und dadurch gekennzeichnet, dass te,welcheunterderSchieneliegenwird.vorderEin- führung des formbaren Materials in dér Blockform a) dér Innenkasten mit einem Fláchengebilde 40 positioniert wird, so dass die elastische Platte direkt mit einer 3-dimensionalen offenen Strukturver- in den Block integriert ist. sehen ist, welche Öffnungen/Zwischenráume aufweist, so dass das formbare Material in die 8. Verfahren nach einem oder mehreren dervorherge- Öffnungen/Zwischenráume eintritt und so das henden Ansprüche, in welchem wenigstens ein

Verankern dér Kastenfláche an dem formbaren 45 Querstab-Befestigungselement so positioniert ist, Material verbessert, dass sich dieses vor dér Einführung des formbaren und/oder Materials wenigstens teilweise in die Form erstreckt, b) dér Auβenkasten auf dessen Αυββηεβίίβ mit so dass das Querstab-Befestigungselement direkt einem Fláchengebilde aus einer 3-dimensiona- in den Block integriert ist. len offenen Struktur versehen ist, welche Öff- 50 nungen/Zwischenráume aufweist, so dass Be- 9. Verfahren nach Anspruch 8, in welchem Paare elas- ton oder ein anderes gieβfáhiges Material in die tischer Schienenstützblockanordnungen durch ei- Öffnungen/Zwischenráume eintreten kann und nen Querstab miteinander verbunden werden, vor- so das Verankern dér Kastenfláche an dem zugsweise vor einer Lieferung an die Baustelle. gieβfáhigen Material verbessert. 55 10. Verfahren nach einem oder mehreren dér Ansprü- 2. Verfahren nach Anspruch 1, in welchem die elasti- che 1-8, in welchem zwei Blockformen nebeneinan- sche Zwischenstruktur (15) eine Schicht aus elasto- dér in einem geeigneten Abstand positioniertwerden und in welchem - vor dér Beinführung des form bárén ci d’une feuille d’une structure ouverte tridimen-

Materials in die Blockformen - ein oder mehrere sionnelle présentant des ouvertures/interstices

Querstábe so positioniert werden, dass sich diese dans celle-ci de sorté que le béton ou un autre mit ihren Enden in jede dér Blockformen erstrecken, matériau coulant peut entrer dans lesdites so dass bei Einführung des formbaren Materials die 5 ouvertures/ lesdits interstices et ainsi améliorer

Enden dér Querstábe direkt in die Blöcke integriert l’ancrage de la face de bac dans le matériau sind. coulant. 11. Elastische Schienenstützblockanordnung, herge- 2. Procédé selon la revendication 1, dans lequel la stellt durch ein Verfahren nach einem oder mehreren n> structure intermédiaire résiliente (15) est une couche dér vorhergehenden Ansprüche. de matériau élastomére qui est intercalée entre les bacs (12, 13).

Revendications 3. Procédé selon une ou plusieurs des revendications 15 précédentes, dans lequel la structure intermédiaire 1. Procédé de fabrication d’un ensemble (1) de bloc de résiliente (15) comprend une plaque de mousse support de rail résilient, lequel ensemble est adapté élastique qui est placée entre les bacs (12, 13), par pour étre monté de fagon encastrée dans ou montée exemple collée sur les deux bacs á l’aide d’un ad- sur une sous-structure ferroviaire, et lequel ensem- hésif. ble comprend un élément résilient préfabriqué (10) 20 ainsi qu’un bloc moulé (20) d’un matériau moulable 4. Procédé selon une ou plusieurs des revendications approprié, de préférence du béton, présentant une précédentes, dans lequel le bloc (20) présente une paroi supérieure, une paroi inférieure et une paroi partié inférieure autour de laquelle s’étend le bac périphérique, ledit bloc étant adapté pourfixerun ou intérieur (13) et une partié supérieure faisant saillie plusieurs rails sur le dessus dudit bloc, 25 vers le haut á partir du bac intérieur, et dans lequel dans lequel l’élément résilient préfabriqué (10) pré- ledit un ou lesdits plusieurs éléments de moule sup- sente un bac extérieur (12) et un bac intérieur (13) plémentaire(s) (60) délimite(nt) le moule pour la par- agencé á l’intérieur du bac extérieur, et dans lequel tie supérieure du bloc (20). ledit élément résilient préfabriqué (10) comprend une structure intermédiaire résiliente (15) agencée 30 5. Procédé selon une ou plusieurs des revendications entre lesdits bacs extérieur et intérieur (12, 13), et précédentes, dans lequel avant l’introductionduma- dans lequel le bloc (20) est moulé dans un moule de tériau moulable, un ou plusieurs éléments de renfor- bloc dans lequel le matériau moulable est introduit cement, de préférence en métái, est/sont position- et on le laisse durcir, né(s) dans le moule de fagon á obtenir un bloc ren- et dans lequel le bloc (20) est fixé dans le bac inté- 35 forcé. rieur, ce dernier s’étendant sous le dessous du bloc ainsi que le long d’au moins une région inférieure de 6. Procédé selon une ou plusieurs des revendications la paroi périphérique du bloc, précédentes, dans lequel un ou plusieurs éléments caractérisé en ce que de fixation de rail est/sont positionné (s) au moins l’élément résilient préfabriqué (10) est utilisé pour 40 avec une partié de ceux-ci á l’intérieur du moule de fairé partié du moule de bloc, de sorté qu’un ou plu- bloc avant l’introduction du matériau moulable, de sieurs éléments de moule supplémentaire(s) (60) sorté qu’un ou plusieurs éléments de fixation de rail combiné(s) avec ledit élément résilient préfabriqué est/sontdirectement intégré(s) dans le bloc etfixé(s) (10) délimite(nt) la cavité de moule (20a) pour le bloc dans le matériau de bloc. (20), le matériau moulable étant introduit dans ledit 45 moule de bloc et adhérant ainsi directement au bac 7. Procédé selon une ou plusieurs des revendications intérieur (13) de l’élément résilient préfabriqué (10), précédentes, dans lequel une plaque élastique qui et caractérisé en ce que se retrouvera sous le rail est positionnée á l’intérieur du moule de bloc avant l’introduction du matériau a) le bac intérieur est muni d’une feuille d’une 50 moulable de sorté que ladite plaque élastique est structure ouverte tridimensionnelle présentant directement intégrée dans le bloc. des ouvertures/interstices dans celle-ci de sorté que le matériau moulable entre dans lesdites 8. Procédé selon une ou plusieurs des revendications ouvertures/ lesdits interstices et améliore ainsi précédentes, dans lequel au moins un élément de l’ancrage de la face de bac dans le matériau 55 barred’accouplementtransversale est positionné de moulable, fagon á s’étendre au moins en partié á l’intérieur du et/ou moule avant l’introduction du matériau moulable, de b) le bac extérieur est muni á l’extérieurde célúi- sorté que l’élément de barre d’accouplement trans- versale est directement intégré dans le bloc. 9. Procédé selon la revendication 8, dans lequel des paires d’ensembles de bloc de rail résilient sont in-terconnectées par une barre d’accouplement trans-versale, de préférence avant l’expédition vers le site d’installation. 10. Procédé selon une ou plusieurs des revendications 1 á 8, dans lequel deux moules de bloc sont posi-tionnés l’un á cőté de l’autre avec un espacement approprié, et dans lequel - avant I’introduction du matériau moulable dans les moules de bloc - une ou plusieurs barre(s) d’accouplement transversale(s) est/sont positionnée(s) de fagon á s’étendre avec leurs extrémités dans chacun des moules de bloc de sorté qu’á l’introductiondu matériau moulable les-dites extrémités de barre d’accouplement transver-sale sont directement intégrées dans les blocs. 11. Ensemble de bloc de support de rail resilient, fabri-qué par un procédé selon une ou plusieurs des revendications précédentes.

REFERENCES CITED IN THE DESCRIPTION

This list of references cited by the applicant is for the reader’s convenience only. It does not form part of the European patent document. Even though great care has been taken in compiling the references, errors or omissions cannot be excluded and the EPO disclaims all liability in this regard.

Patent documents cited in the description • ES 1065079 U [0005] [0006] [0010]

Claims (3)

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