(19)

(11)

EP 4 543 605 A1

(12)

(43) Date of publication: 30.04.2025 Bulletin 2025/18 (21) Application number: 23758710.0 (22) Date of filing: 21.06.2023

(51) International Patent Classification (IPC):  B21D 28/28(2006.01) B21D 28/00(2006.01) B25B 7/00(2006.01) B26F 1/36(2006.01) B21D 28/34(2006.01) B26F 1/34(2006.01) B25F 5/00(2006.01) (52) Cooperative Patent Classification (CPC): B21D 28/002; B21D 28/28; B21D 28/34; B26F 1/34; B26F 2001/365 (86) International application number: PCT/HU2023/050038 (87) International publication number: WO 2023/247980 (28.12.2023 Gazette 2023/52)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 22.06.2022 HU 2200096 U (71) Applicant: Hajba, Tamás 8900 Zalaegerszeg (HU)	(72) Inventor: Hajba, Tamás 8900 Zalaegerszeg (HU) (74) Representative: Araczki, Csaba  Kovári Patent and Trademark Attorneys' LLC (Kovári LLC) Attila ut 125 1012 Budapest 1012 Budapest (HU)