EP 3947815 B1 20221109 - BALLASTLESS TRACK SECTION FOR A RAIL VEHICLE
Title (en)
BALLASTLESS TRACK SECTION FOR A RAIL VEHICLE
Title (de)
SCHOTTERLOSER GLEISABSCHNITT FÜR EIN SCHIENENFAHRZEUG
Title (fr)
SECTION DE VOIE SANS BALLAST POUR VÉHICULE FERROVIAIRE
Publication
Application
Priority
- FR 1903225 A 20190328
- FR 2020050561 W 20200316
Abstract (en)
[origin: WO2020193911A2] The invention relates to a ballastless track section for a rail vehicle, said section being fastened to a platform (10) and comprising: a prefabricated concrete track slab (20, 120) comprising two stringers (21, 22); a rounded bearing surface (21c, 22c) borne by an underside of each stringer at each longitudinal end and having a curvature of which the centre of curvature is the top of a rail (21b, 22b) borne by the stringer; a prefabricated support pad (30, 130) for supporting each longitudinal end of the slab (20, 120) and comprising at least two support bases (33, 34) for the two stringers of this longitudinal end of the slab, each base (33, 34) comprising at least one shim (33a, 34b) of predetermined thickness supporting said rounded bearing surface (21c, 22c) of the stringer of said slab facing this base.
IPC 8 full level
E01B 3/40 (2006.01)
CPC (source: EP US)
E01B 3/40 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated validation state (EPC)
MA TN
DOCDB simple family (publication)
WO 2020193911 A2 20201001; WO 2020193911 A3 20201119; AU 2020245115 A1 20210916; AU 2020245115 B2 20230316; CA 3132880 A1 20201001; CA 3132880 C 20230620; DK 3947815 T3 20230213; EP 3947815 A2 20220209; EP 3947815 B1 20221109; ES 2936222 T3 20230315; FI 3947815 T3 20230220; FR 3094381 A1 20201002; FR 3094381 B1 20210312; HR P20230102 T1 20230317; HU E060991 T2 20230428; LT 3947815 T 20230227; MA 55544 A 20220511; MA 55544 B1 20230331; PL 3947815 T3 20230508; PT 3947815 T 20230202; RS 63934 B1 20230228; SI 3947815 T1 20230428; US 2022162806 A1 20220526
DOCDB simple family (application)
FR 2020050561 W 20200316; AU 2020245115 A 20200316; CA 3132880 A 20200316; DK 20726215 T 20200316; EP 20726215 A 20200316; ES 20726215 T 20200316; FI 20726215 T 20200316; FR 1903225 A 20190328; HR P20230102 T 20200316; HU E20726215 A 20200316; LT FR2020050561 T 20200316; MA 55544 A 20200316; PL 20726215 T 20200316; PT 20726215 T 20200316; RS P20230062 A 20200316; SI 202030148 T 20200316; US 202017599536 A 20200316