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EP 3 402 617 A1

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(43) Date of publication: 21.11.2018 Bulletin 2018/47 (21) Application number: 16885410.7 (22) Date of filing: 02.12.2016

(51) International Patent Classification (IPC):  B21D 22/20(2006.01) B21D 51/34(2006.01) B30B 1/14(2006.01) B21D 51/26(2006.01) B23Q 1/38(2006.01) B30B 1/26(2006.01) (86) International application number: PCT/US2016/064601 (87) International publication number: WO 2017/123338 (20.07.2017 Gazette 2017/29)

(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: MA MD (30) Priority: 12.01.2016 US 201614993159 (71) Applicant: Stolle Machinery Company, LLC Centennial, Colorado 80112 (US)	(72) Inventors: BUTCHER, Gregory H. Columbus, Ohio 43215 (US) CARSTENS, Aaron E. Centerville, Ohio 45458 (US) CARPER, Kenneth E. Cincinnati, Ohio 45243 (US) BAUER, Russell West Chester, Ohio 45241 (US) SCHOLEY, Ian K. Lone Tree, Colorado 80124 (US) (74) Representative: Parry, Simon James et al Mewburn Ellis LLP City Tower 40 Basinghall Street London EC2V 5DE London EC2V 5DE (GB)