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(11)

EP 2 976 169 A1

(12)

(43) Date of publication: 27.01.2016 Bulletin 2016/04 (21) Application number: 14769148.9 (22) Date of filing: 21.03.2014

(51) International Patent Classification (IPC):  B21D 26/02(2011.01) B21D 26/049(2011.01) B21D 26/033(2011.01) (86) International application number: PCT/US2014/031506 (87) International publication number: WO 2014/153545 (25.09.2014 Gazette 2014/39)

(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: 21.03.2013 US 201361804055 P (71) Applicant: Dayton Systems Group, Inc. Miamisburg, OH 45342 (US)	(72) Inventor: COOK, Steven, T. Miamisburg, OH 45342 (US) (74) Representative: Johnstone, Douglas Ian et al Baron Warren Redfern Cambridge House 100 Cambridge Grove Hammersmith London W6 0LE Hammersmith London W6 0LE (GB)