(19)

(11)

EP 3 589 430 A2

(12)

(88) Date of publication A3: 07.03.2019 (43) Date of publication: 08.01.2020 Bulletin 2020/02 (21) Application number: 18819861.8 (22) Date of filing: 27.02.2018

(51) International Patent Classification (IPC):  B21D 5/01(2006.01) F24F 13/02(2006.01) (86) International application number: PCT/TR2018/000014 (87) International publication number: WO 2018/236314 (27.12.2018 Gazette 2018/52)

(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 TN (30) Priority: 02.03.2017 TR 201703222 (71) Applicant: Sente Makina Insaat Sanayi Ve Ticaret Limited Sirketi Beylikdüzü/Istanbul (TR)	(72) Inventors: DOGAN, Yavuz Beylikdüzül/Istanbul (TR) KIRANTAY, Ali Lütfü Beylikdüzül/Istanbul (TR) (74) Representative: Tasçi, Abdurrahman  Kuantum Patent Inc. Florya Mevkii, E-5 Yan Yol Uzeri Yesilova Mh. Dilek Cikmazi Sk. No:2 Kat: 5 Küçükçekmece, Istanbul Küçükçekmece, Istanbul (TR)