EP 4166415 A1 20230419 - SPRING DEVICE FOR SUPPORT OF RAIL SWITCHING
Title (en)
SPRING DEVICE FOR SUPPORT OF RAIL SWITCHING
Title (de)
FEDERVORRICHTUNG ZUR UNTERSTÜTZUNG DES UMSTELLENS VON SCHIENENWEICHEN
Title (fr)
RESSORT POUR SUPPORT DE COMMUTATION DE RAIL"
Publication
Application
Priority
EP 21202857 A 20211015
Abstract (en)
Spring device (1) for support of a railway switch, which spring device comprises a casing (2, 2b), via which casing the spring device is connected to a railway sleeper or other fixed part of the railway switch, a sledge part (4) located inside and connected to the casing, a rod member (3) expending through the sledge part and the casing at least from one side of the casing, which rod member is configured to be connected to at least one switch blade of the railway switch from at least one of its ends, and at least one accumulator (23) connecting the sledge part and the rod member for providing torque to the movement of the rod member in relation to the sledge part, wherein the sledge part (4) and/or rod member (3) comprises at least a part (26a, 26b, 33) of a device for confirming the correct positioning of the rod member in relation to the sledge part during adjustment of the spring device (1). The invention also relates to a method for adjusting such a spring device (1).
IPC 8 full level
B61L 5/10 (2006.01); B61L 5/02 (2006.01); E01B 7/20 (2006.01)
CPC (source: EP)
B61L 5/10 (2013.01)
Citation (search report)
- [XI] US 5462245 A 19951031 - DURCHSCHLAG GERALD [AT]
- [XI] US 6270041 B1 20010807 - HELAS WOLFGANG [DE], et al
- [A] EP 1749937 B1 20090211 - VAE EISENBAHNSYSTEME GMBH [AT], et al
- [A] WO 9411578 A1 19940526 - RAILEX OY [FI], et al
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 extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 21202857 A 20211015