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(11)

EP 3 227 562 A1

(12)

(43) Date of publication: 11.10.2017 Bulletin 2017/41 (21) Application number: 16712027.8 (22) Date of filing: 24.03.2016

(51) International Patent Classification (IPC):  F04D 29/28(2006.01) F04D 29/70(2006.01) F04D 29/42(2006.01) (86) International application number: PCT/EP2016/056480 (87) International publication number: WO 2016/156174 (06.10.2016 Gazette 2016/40)

(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: 30.03.2015 EP 15161627 (71) Applicant: Koninklijke Philips N.V. 5656 AE Eindhoven (NL)	(72) Inventors: VAN DER KOOI, Johannes, Tseard 5656 AE Eindhoven (NL) MALTHA, Krijn 5656 AE Eindhoven (NL) DUINEVELD, Paulus Cornelis 5656 AE Eindhoven (NL) (74) Representative: Steenbeek, Leonardus Johannes  Philips Intellectual Property & Standards High Tech Campus 5 5656 AE Eindhoven 5656 AE Eindhoven (NL)