(19)

(11)

EP 2 491 186 A2

(12)

(88) Date of publication A3: 14.07.2011 (43) Date of publication: 29.08.2012 Bulletin 2012/35 (21) Application number: 10776857.4 (22) Date of filing: 21.10.2010

(51) International Patent Classification (IPC):  E02F 3/815(2006.01) B66F 9/12(2006.01) E02F 3/96(2006.01) (86) International application number: PCT/US2010/053508 (87) International publication number: WO 2011/050143 (28.04.2011 Gazette 2011/17)

(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: 21.10.2009 US 253735 P 22.10.2009 US 254000 P (71) Applicant: Clark Equipment Company West Fargo, ND 58078-6000 (US)	(72) Inventors: KRAFT, Troy, D. Bismarck ND 58504 (US) FISER, Jaroslav 26101 Pribram (CZ) (74) Representative: Vossius & Partner  Siebertstrasse 4 81675 München 81675 München (DE)