(19)

(11)

EP 3 094 901 A1

(12)

(43) Date of publication: 23.11.2016 Bulletin 2016/47 (21) Application number: 14870200.4 (22) Date of filing: 11.12.2014

(51) International Patent Classification (IPC):  F16K 11/22(2006.01) F15B 21/00(2006.01) (86) International application number: PCT/FI2014/050985 (87) International publication number: WO 2015/086908 (18.06.2015 Gazette 2015/24)

(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: 11.12.2013 FI 20136245 (71) Applicant: Hydraulic Piippo 74700 Kiuruvesi (FI)	(72) Inventor: PIIPPO, Terho FI-74700 Kiuruvesi (FI) (74) Representative: Berggren Oy Ab  P.O. Box 16 Eteläinen Rautatiekatu 10A 00101 Helsinki 00101 Helsinki (FI)