(19)

(11)

EP 3 071 869 A2

(12)

(88) Date of publication A3: 16.07.2015 (43) Date of publication: 28.09.2016 Bulletin 2016/39 (21) Application number: 14816486.6 (22) Date of filing: 18.11.2014

(51) International Patent Classification (IPC):  F16K 41/02(2006.01) (86) International application number: PCT/US2014/066052 (87) International publication number: WO 2015/074013 (21.05.2015 Gazette 2015/20)

(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: 18.11.2013 US 201314083214 (71) Applicant: Fisher Controls International LLC Marshalltown, IA 50158 (US)	(72) Inventors: HUTCHENS, Wilburn Dean Marshalltown, IA 50158 (US) COLLISON, Randall Scott Nw Bondurant, IA 50035 (US) BOVEE, Loren Lee Marshalltown, IA 50158 (US) STANZE, David Charles Marshalltown, IA 50158 (US) (74) Representative: Petraz, Gilberto Luigi et al GLP S.r.l. Viale Europa Unita, 171 33100 Udine Viale Europa Unita, 171 33100 Udine (IT)