EP 3006299 A1 20160413 - A bogie with a secondary suspension having a load balance device
Title (en)
A bogie with a secondary suspension having a load balance device
Title (de)
Drehgestell mit Sekundärfederung mit Lastverteilungsvorrichtung
Title (fr)
Bogie avec une suspension secondaire ayant un dispositif d'équilibrage de charge
Publication
Application
Priority
EP 14306604 A 20141010
Abstract (en)
A bogie (300) comprising a bogie frame (302) having two opposite longitudinal sides (304, 306), and a secondary suspension system (308), wherein the secondary suspension system (308) includes at least two spring assemblies (310, 312) including an air spring (314) and equally distributed on both longitudinal sides (304, 306) of the bogie frame, and an emergency spring device (311) operating in case of air pressure loss in the air springs (314) and having an emergency spring (316) within each spring assembly, wherein the emergency spring device (311) comprises a load balance device (319) adapted to, during operation of the bogie and in case of air pressure loss in the air springs (314), balance the loads between emergency springs (316) on opposite longitudinal sides (304, 306) by moving these emergency springs (316) in opposite directions, and thus enable a relative rolling movement between the bogie (300) and the vehicle body (B).
IPC 8 full level
B61F 5/14 (2006.01); B61F 5/22 (2006.01); B61F 9/00 (2006.01)
CPC (source: EP)
B61F 5/144 (2013.01); B61F 5/22 (2013.01); B61F 9/00 (2013.01)
Citation (search report)
- [XI] WO 2008031651 A1 20080320 - SIEMENS TRANSPORTATION SYSTEMS [AT], et al
- [XI] EP 2353962 A1 20110810 - STADLER BUSSNANG AG [CH]
- [XI] EP 0794099 A1 19970910 - DEUTSCHE WAGGONBAU AG [DE]
- [A] AT 280342 B 19700410 - SIMMERING GRAZ PAUKER AG
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
DOCDB simple family (publication)
DOCDB simple family (application)
EP 14306604 A 20141010