(19)

(11)

EP 2 454 418 A2

(12)

(88) Date of publication A3: 28.04.2011 (43) Date of publication: 23.05.2012 Bulletin 2012/21 (21) Application number: 10800380.7 (22) Date of filing: 12.07.2010

(51) International Patent Classification (IPC):  E02F 5/06(2006.01) B65G 15/00(2006.01) E21C 35/18(2006.01) E02F 3/08(2006.01) E02F 3/14(2006.01) (86) International application number: PCT/US2010/041703 (87) International publication number: WO 2011/008694 (20.01.2011 Gazette 2011/03)

(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 SE SI SK SM TR (30) Priority: 13.07.2009 US 225132 P (71) Applicant: Vermeer Manufacturing Company Pella, IA 50219-0200 (US)	(72) Inventors: COOPER, Mark Pella IA 50219 (US) DESCHAMP, Derrick Indianapolis Indiana 46254 (US) FLAHIVE, Jeff Pella IA 50219 (US) HAWKS, Dan Pella IA 50219 (US) MEINDERS, Glenn Pella IA 50219 (US) VANDER HART, Michael Pella IA 50219 (US) (74) Representative: Di Gennaro, Sergio  Barzanò & Zanardo Milano S.p.A. Corso Vittorio Emanuele II, 61 10128 Torino 10128 Torino (IT)