(19)

(11)

EP 2 699 804 A1

(12)

(43) Date of publication: 26.02.2014 Bulletin 2014/09 (21) Application number: 12859424.9 (22) Date of filing: 10.04.2012

(51) International Patent Classification (IPC):  F15B 7/00(2006.01) (86) International application number: PCT/US2012/032836 (87) International publication number: WO 2013/095693 (27.06.2013 Gazette 2013/26)

(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 (30) Priority: 21.04.2011 US 201161477931 P (71) Applicant: Actuant Corporation Menomonee Falls, WI 53051 (US)	(72) Inventor: STANFORD, Frantz, D. Monona, WI 53716 (US) (74) Representative: Vinsome, Rex Martin  Urquhart-Dykes & Lord LLP 12th Floor Cale Cross House 156 Pilgrim Street Newcastle-upon-Tyne NE1 6SU Newcastle-upon-Tyne NE1 6SU (GB)