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EP 4 288 597 A1

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(43) Date of publication: 13.12.2023 Bulletin 2023/50 (21) Application number: 22750136.8 (22) Date of filing: 01.02.2022

(51) International Patent Classification (IPC):  D06F 37/20(2006.01) F16C 35/04(2006.01) F16C 19/00(2006.01) D06F 37/26(2006.01) F16C 35/07(2006.01) (52) Cooperative Patent Classification (CPC): D06F 58/06; D06F 37/30; F16C 19/06; F16C 19/54; F16C 43/04; F16C 2220/04; F16C 2340/00; F16C 33/64; F16C 33/62 (86) International application number: PCT/TR2022/050089 (87) International publication number: WO 2022/169435 (11.08.2022 Gazette 2022/32)

(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: 02.02.2021 TR 202101588 (71) Applicant: Serdar Plastik Sanayi Ve Ticaret Anonim Sirketi 06395 Sincan/Ankara (TR)	(72) Inventor: TÜTEK, Mustafa Serdar 06935 Sincan/Ankara (TR) (74) Representative: Weickmann & Weickmann PartmbB  Postfach 860 820 81635 München 81635 München (DE)