EP 3936662 B1 20221005 - RAIL SECTION
Title (en)
RAIL SECTION
Title (de)
GLEISTEIL
Title (fr)
PARTIE DE VOIE FERRÉE
Publication
Application
Priority
EP 20020316 A 20200708
Abstract (en)
[origin: WO2022009020A1] The invention relates to a track component (1), more particularly crossing frog (1), having a running surface for a wheel of a rail vehicle, a lower surface (2) opposite the running surface and at least one cavity (3) open to the lower surface (2), vibration damping means (8) being received in the cavity (3). According to the invention, the vibration damping means (8) are formed by a composite material arranged in the cavity (3) and comprising an elastomeric foam material and pieces of a particulate aggregate distributed in the elastomeric foam material.
IPC 8 full level
E01B 7/12 (2006.01); E01B 19/00 (2006.01)
CPC (source: EP)
E01B 7/12 (2013.01); E01B 19/003 (2013.01)
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
DOCDB simple family (publication)
EP 3936662 A1 20220112; EP 3936662 B1 20221005; AR 122888 A1 20221012; CN 115768949 A 20230307; ES 2932154 T3 20230113; HU E060877 T2 20230428; KR 20230037039 A 20230315; PT 3936662 T 20221207; TW 202217115 A 20220501; TW I788908 B 20230101; WO 2022009020 A1 20220113
DOCDB simple family (application)
EP 20020316 A 20200708; AR P210101892 A 20210707; CN 202180048253 A 20210629; ES 20020316 T 20200708; HU E20020316 A 20200708; IB 2021055787 W 20210629; KR 20237004307 A 20210629; PT 20020316 T 20200708; TW 110124967 A 20210707