(19)

(11)

EP 3 353 382 A2

(12)

(88) Date of publication A3: 04.05.2017 (43) Date of publication: 01.08.2018 Bulletin 2018/31 (21) Application number: 16787710.9 (22) Date of filing: 19.09.2016

(51) International Patent Classification (IPC):  F01C 21/10(2006.01) F04C 29/06(2006.01) F04C 29/04(2006.01) (86) International application number: PCT/BE2016/000046 (87) International publication number: WO 2017/049368 (30.03.2017 Gazette 2017/13)

(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: 25.09.2015 US 201561232671 P 14.06.2016 BE 201605442 (71) Applicant: Atlas Copco Airpower, Naamloze Vennootschap 2610 Wilrijk (BE)	(72) Inventors: DI SANTE, Alberto 2610 Wilrijk (BE) JACOBS, William Maria 2610 Wilrijk (BE) STOOP, Koen 2610 Wilrijk (BE) VAN MIEGHEM, Luc 2610 Wilrijk (BE) POTTERS, Tom André J. 2610 Wilrijk (BE) (74) Representative: Donné, Eddy  Bureau M.F.J. Bockstael nv. Arenbergstraat 13 2000 Antwerpen 2000 Antwerpen (BE)