(19)

(11)

EP 4 007 669 A2

(12)

(88) Date of publication A3: 14.05.2021 (43) Date of publication: 08.06.2022 Bulletin 2022/23 (21) Application number: 19940648.9 (22) Date of filing: 21.11.2019

(51) International Patent Classification (IPC):  B23C 3/00(2006.01) B23Q 3/00(2006.01) (52) Cooperative Patent Classification (CPC): B27C 9/04; B27C 3/04; B27C 5/06; B23Q 2240/007; B23Q 39/026; B23Q 39/027; B23Q 7/05 (86) International application number: PCT/TR2019/050979 (87) International publication number: WO 2021/025641 (11.02.2021 Gazette 2021/06)

(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: 02.08.2019 TR 201911786 (71) Applicant: Schtec Makine Sanayi ve Ticaret Anonim Sirketi 34490 Istanbul (TR)	(72) Inventor: CELIK, Gunay 34490 Basaksehir/Istanbul (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)