(19)

(11)

EP 3 612 328 A2

(12)

(88) Date of publication A3: 21.03.2019 (43) Date of publication: 26.02.2020 Bulletin 2020/09 (21) Application number: 18840507.0 (22) Date of filing: 11.04.2018

(51) International Patent Classification (IPC):  B21D 5/02(2006.01) B30B 1/18(2006.01) B30B 15/04(2006.01) (86) International application number: PCT/TR2018/050160 (87) International publication number: WO 2019/027399 (07.02.2019 Gazette 2019/06)

(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: 21.04.2017 TR 201705931 (71) Applicant: Durmazlar Makina Sanayi Ve Ticaret Anonim Sirketi Bursa (TR)	(72) Inventor: DURMAZ, Huseyin Nilufer/Bursa (TR) (74) Representative: Kaya, Erdem  Erdem Kaya Patent Inc. Konak Mahallesi Kudret Sk. Elitpark Park Sit. Ofisler Apt. No: 12/27 16110 Nilüfer/Bursa 16110 Nilüfer/Bursa (TR) (56) References cited: :