(19)

(11)

EP 2 999 822 A2

(12)

(88) Date of publication A3: 09.04.2015 (43) Date of publication: 30.03.2016 Bulletin 2016/13 (21) Application number: 14733430.4 (22) Date of filing: 22.05.2014

(51) International Patent Classification (IPC):  E01F 15/04(2006.01) (86) International application number: PCT/US2014/039171 (87) International publication number: WO 2014/190169 (27.11.2014 Gazette 2014/48)

(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: 22.05.2013 US 201361826264 P (71) Applicant: Clark Equipment Company West Fargo, ND 58504 (US)	(72) Inventor: LACOE, Scott, J. Bismarck, ND 58504 (US) (74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB  Siebertstrasse 3 81675 München 81675 München (DE)