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(11)

EP 2 983 960 A2

(12)

(88) Date of publication A3: 09.04.2015 (43) Date of publication: 17.02.2016 Bulletin 2016/07 (21) Application number: 14718033.5 (22) Date of filing: 10.04.2014

(51) International Patent Classification (IPC):  B61L 21/06(2006.01) B61L 27/00(2006.01) (86) International application number: PCT/EP2014/057301 (87) International publication number: WO 2014/167067 (16.10.2014 Gazette 2014/42)

(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 (30) Priority: 10.04.2013 GB 201306544 (71) Applicant: Siemens Rail Automation Holdings Limited Frimley, Camberley, Surrey GU16 8QD (GB)	(72) Inventor: CLIFTON, Raymond Malmesbury Wiltshire SN16 0NA (GB) (74) Representative: Maier, Daniel Oliver  Siemens AG Postfach 22 16 34 80506 München 80506 München (DE)