(19)

(11)

EP 3 172 438 A1

(12)

(43) Date of publication: 31.05.2017 Bulletin 2017/22 (21) Application number: 15738919.8 (22) Date of filing: 17.07.2015

(51) International Patent Classification (IPC):  F04B 39/12(2006.01) F15B 21/00(2006.01) F04C 15/06(2006.01) F01C 21/00(2006.01) (86) International application number: PCT/EP2015/066482 (87) International publication number: WO 2016/012381 (28.01.2016 Gazette 2016/04)

(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 (30) Priority: 25.07.2014 NL 2013265 (71) Applicant: Actuant Corporation Menomonee Falls, WI 53051 (US)	(72) Inventors: NIEUWENHUIS, Marcel Gerardus Maria NL-7544 SC Enschede (NL) STEGEMAN, Robertus Justinus NL-7531 DZ Enschede (NL) HAARBRINK, Dennis NL-7423 DP Deventer (NL) WIGGEMANS, Johnny Antonius Jacobus NL-7571 CK Oldenzaal (NL) (74) Representative: EP&C  P.O. Box 3241 2280 GE Rijswijk 2280 GE Rijswijk (NL)