Global Patent Index - EP 4285040 A1

EP 4285040 A1 20231206 - RAIL VEHICLE FLUID DAMPER HAVING A SENSOR, AND METHOD FOR MONITORING SAID FLUID DAMPER

Title (en)

RAIL VEHICLE FLUID DAMPER HAVING A SENSOR, AND METHOD FOR MONITORING SAID FLUID DAMPER

Title (de)

SCHIENENFAHRZEUG FLUID DÄMPFER MIT SENSOR SOWIE VERFAHREN ZU DESSEN ÜBERWACHUNG

Title (fr)

AMORTISSEUR À FLUIDE DE VÉHICULE FERROVIAIRE COMPORTANT UN CAPTEUR ET PROCÉDÉ DE SURVEILLANCE DUDIT AMORTISSEUR À FLUIDE

Publication

EP 4285040 A1 20231206 (DE)

Application

EP 22708302 A 20220228

Priority

  • DE 102021108106 A 20210330
  • DE 2022100165 W 20220228

Abstract (en)

[origin: WO2022207033A1] The invention relates to a rail vehicle fluid damper and to a method for monitoring said fluid damper, wherein a reference piece (9) is placed inside a housing (2) of the damper (1), and the deformation of the reference piece (9) is measured, and a conclusion can be drawn about the change in pressure, thus allowing a pressure of the fluid medium (7) in the housing (2) to be monitored.

IPC 8 full level

F16F 9/32 (2006.01); G01L 9/00 (2006.01)

CPC (source: EP)

F16F 9/3214 (2013.01); F16F 9/3242 (2013.01); F16F 9/3292 (2013.01); F16F 2230/24 (2013.01); G01L 9/0041 (2013.01)

Citation (search report)

See references of WO 2022207033A1

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)

DE 102021108106 A1 20221006; EP 4285040 A1 20231206; WO 2022207033 A1 20221006

DOCDB simple family (application)

DE 102021108106 A 20210330; DE 2022100165 W 20220228; EP 22708302 A 20220228