Global Patent Index - EP 4264087 A1

EP 4264087 A1 20231025 - DEVICE FOR CONVEYING A LUBRICATING OIL OF A MECHANICAL TORQUE TRANSMISSION DEVICE AND TRACTION TRANSMISSION FOR RAIL VEHICLES

Title (en)

DEVICE FOR CONVEYING A LUBRICATING OIL OF A MECHANICAL TORQUE TRANSMISSION DEVICE AND TRACTION TRANSMISSION FOR RAIL VEHICLES

Title (de)

VORRICHTUNG ZUM BEFÖRDERN EINES SCHMIERÖLS EINER MECHANISCHEN DREHMOMENTÜBERTRAGUNGSEINRICHTUNG UND TRAKTIONSGETRIEBE FÜR SCHIENENFAHRZEUGE

Title (fr)

DISPOSITIF DE TRANSPORT D'UNE HUILE DE LUBRIFICATION D'UN DISPOSITIF DE TRANSMISSION DE COUPLE MÉCANIQUE ET TRANSMISSION DE TRACTION POUR VÉHICULES FERROVIAIRES

Publication

EP 4264087 A1 20231025 (DE)

Application

EP 21840032 A 20211220

Priority

  • DE 102020134475 A 20201221
  • EP 2021086831 W 20211220

Abstract (en)

[origin: WO2022136289A1] The invention relates to a traction transmission (100-500) for rail vehicles, comprising a gearwheel (121-521) for transmitting a torque, a reservoir (151, 251, 351), and a conveying element (10-60, 152-552), which is connected to the gearwheel (121-521) in a mechanically rigid manner, for conveying a lubricating oil present in the reservoir (151, 251, 351).

IPC 8 full level

F16H 57/04 (2010.01); B61C 9/38 (2006.01)

CPC (source: EP)

F16H 57/0427 (2013.01); F16H 57/0457 (2013.01); F16H 57/0494 (2013.01)

Citation (search report)

See references of WO 2022136289A1

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)

WO 2022136289 A1 20220630; DE 102020134475 A1 20220623; EP 4264087 A1 20231025

DOCDB simple family (application)

EP 2021086831 W 20211220; DE 102020134475 A 20201221; EP 21840032 A 20211220