(19)

(11)

EP 3 475 138 A1

(12)

(43) Date of publication: 01.05.2019 Bulletin 2019/18 (21) Application number: 17732117.1 (22) Date of filing: 22.06.2017

(51) International Patent Classification (IPC):  B61D 17/10(2006.01) (86) International application number: PCT/EP2017/065446 (87) International publication number: WO 2017/220741 (28.12.2017 Gazette 2017/52)

(84) Designated Contracting States: 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 States: BA ME Designated Validation States: MA MD (30) Priority: 24.06.2016 GB 201611043 (71) Applicant: Bombardier Transportation GmbH 10785 Berlin (DE)	(72) Inventor: TOLL JIMENEZ, Alejandro 08860 Castelldelfs (Barcelona) (ES) (74) Representative: Alatis  109 Bd Haussmann 75008 Paris 75008 Paris (FR)