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EP 4 149 852 A1

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(43) Date of publication: 22.03.2023 Bulletin 2023/12 (21) Application number: 21803590.5 (22) Date of filing: 11.05.2021

(51) International Patent Classification (IPC):  B65D 17/34(2006.01) B21D 51/38(2006.01) B65D 17/28(2006.01) B21D 51/26(2006.01) B65D 17/00(2006.01) B65D 17/40(2006.01) (52) Cooperative Patent Classification (CPC): B21D 51/443; B21D 51/383; B65D 17/4012; B65D 2517/0062; B65D 2517/0076; B65D 2517/0079; B65D 2517/0071 (86) International application number: PCT/US2021/031677 (87) International publication number: WO 2021/231351 (18.11.2021 Gazette 2021/46)

(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 Designated Validation States: KH MA MD TN (30) Priority: 11.05.2020 US 202063022608 P (71) Applicant: Stolle Machinery Company, LLC Centennial, Colorado 80112 (US)

(72) Inventors: STAMMEN, Dennis C. Brookville, Ohio 45309 (US) WILL, Robert J. Maria Stein, Ohio 45860 (US) MACKE, Christopher L. Sidney, Ohio 45365 (US) MCCARTY, Patrick K. Dayton, Ohio 45420 (US) BRUSSELL, Robert H. New Bremon, Ohio 45869 (US) WILLIAMS, Greg S. Wapakoneta, Ohio 45895 (US) ALBRIGHT, Steven T. Covington, Ohio 45318 (US) (74) Representative: Mewburn Ellis LLP  Aurora Building Counterslip Bristol BS1 6BX Bristol BS1 6BX (GB)