Global Patent Index - EP 3919345 A1

EP 3919345 A1 20211208 - ON-BOARD APPARATUS AND METHOD FOR DETERMINING TRAIN INTEGRITY BY LENGTH

Title (en)

ON-BOARD APPARATUS AND METHOD FOR DETERMINING TRAIN INTEGRITY BY LENGTH

Title (de)

BORDVORRICHTUNG UND VERFAHREN ZUR BESTIMMUNG DER ZUGINTEGRITÄT NACH LÄNGE

Title (fr)

APPAREIL EMBARQUÉ ET PROCÉDÉ DE DÉTERMINATION DE L'INTÉGRITÉ D'UN TRAIN EN FONCTION DE LA LONGUEUR

Publication

EP 3919345 A1 20211208 (EN)

Application

EP 20425040 A 20200605

Priority

EP 20425040 A 20200605

Abstract (en)

The length and integrity of a train (1) may be determined based on the frequency difference Δf obtained at a transmitting and receiving unit (10) between a transmitted sonic FMCW signal St and a corresponding sonic return signal Sr sent along the length L of a pipe (5) between opposite ends of the train.

IPC 8 full level

B61L 15/00 (2006.01)

CPC (source: BR EP)

B61L 15/0054 (2013.01 - BR EP)

Citation (applicant)

Citation (search report)

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)

EP 3919345 A1 20211208; BR 102021010867 A2 20211221

DOCDB simple family (application)

EP 20425040 A 20200605; BR 102021010867 A 20210604