(19)

(11)

EP 3 194 242 A1

(12)

(43) Date of publication: 26.07.2017 Bulletin 2017/30 (21) Application number: 14856794.4 (22) Date of filing: 19.09.2014

(51) International Patent Classification (IPC):  B61L 23/04(2006.01) B61L 25/02(2006.01) B61L 15/00(2006.01) (86) International application number: PCT/IB2014/002104 (87) International publication number: WO 2016/042352 (24.03.2016 Gazette 2016/12)

(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 (71) Applicant: ALSTOM Transport Technologies 93400 Saint-Ouen (FR)	(72) Inventors: IGNATIUS, Cany Udupi Karnataka 576104 (IN) LE-BASTARD, Jean F-78000 Versailles (FR) (74) Representative: Lavoix  2, place d'Estienne d'Orves 75441 Paris Cedex 09 75441 Paris Cedex 09 (FR)