(19)

(11)

EP 4 824 435 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24850246.0 (22) Date of filing: 13.12.2024

(51) International Patent Classification (IPC):  F16C 3/02(2006.01) (52) Cooperative Patent Classification (CPC): F16C 3/026; F16C 2326/06; F16C 2226/40; F16C 2226/12; F16C 3/023 (86) International application number: PCT/PL2024/050101 (87) International publication number: WO 2025/127950 (19.06.2025 Gazette 2025/25)

(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: GE KH MA MD TN (30) Priority: 14.12.2023 EP 23461689 (71) Applicant: Krawczyk, Maciej 32-087 Garlica Murowana (PL)	(72) Inventor: Krawczyk, Maciej 32-087 Garlica Murowana (PL) (74) Representative: Czarnik, Maciej  Triloka Czarnik Ozóg Kancelaria Patentowa i Adwokacka sp.p. ul. Kornela Ujejskiego 12/7 30-102 Kraków 30-102 Kraków (PL)