Global Patent Index - EP 0879750 A1

EP 0879750 A1 19981125 - Improvements in bogie tricks for rail vehicles

Title (en)

Improvements in bogie tricks for rail vehicles

Title (de)

Verbessertes Drehgestell für Schienenfahrzeuge

Title (fr)

Bogie amelioré pour véhicules ferroviaires

Publication

EP 0879750 A1 19981125 (EN)

Application

EP 98304031 A 19980521

Priority

  • GB 9710654 A 19970524
  • GB 9714085 A 19970704
  • GB 9720906 A 19971003

Abstract (en)

A bogie truck for a rail vehicle comprises a pair of spaced side frames (10), front and rear wheel and axle sets (17) extending transversely between the side frames and rotatable in bearing assemblies (20) which are connected by primary suspension means (23) to the side frames. A transverse bolster (11) is connected between the side frames and has a mounting, including secondary suspension means (32), for connection to the rail vehicle. The total vertical stiffness ofthe secondary suspension means (32) is greater than the total vertical stiffness of the primary suspension means (23). <IMAGE>

IPC 1-7

B61F 5/14; B61F 5/32

IPC 8 full level

B61F 5/00 (2006.01); B61F 5/14 (2006.01); B61F 5/30 (2006.01); B61F 5/32 (2006.01); B61F 5/38 (2006.01)

CPC (source: EP)

B61F 5/142 (2013.01); B61F 5/325 (2013.01)

Citation (search report)

Designated contracting state (EPC)

BE CH DE ES FI FR IT LI NL SE

DOCDB simple family (publication)

EP 0879750 A1 19981125; EP 0879750 B1 20021106; CZ 159498 A3 19990113; CZ 297831 B6 20070411; DE 69809120 D1 20021212; DE 69809120 T2 20030717; ES 2184199 T3 20030401

DOCDB simple family (application)

EP 98304031 A 19980521; CZ 159498 A 19980522; DE 69809120 T 19980521; ES 98304031 T 19980521