(19)

(11)

EP 4 433 690 A1

(12)

(43) Date of publication: 25.09.2024 Bulletin 2024/39 (21) Application number: 22826401.6 (22) Date of filing: 15.11.2022

(51) International Patent Classification (IPC):  F01C 1/063(2006.01) F01C 1/356(2006.01) F01C 21/06(2006.01) F01C 21/18(2006.01) F01C 19/02(2006.01) (52) Cooperative Patent Classification (CPC): F01C 1/063; F01C 21/18; F01C 1/356; F04C 2230/605; F04C 2250/101; F01C 19/02; F01C 21/06 (86) International application number: PCT/GR2022/000061 (87) International publication number: WO 2023/084261 (19.05.2023 Gazette 2023/20)

(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: 15.11.2021 GR 20210100798 11.04.2022 GR 20220100315 (71) Applicant: SAVVAKIS, Savvas 55236 Panorama Thessaloniki (GR)	(72) Inventors: VOGIATZIS, Dimitrios 57014 Thessaloniki (GR) ZOUMPOURLOS, Konstantinos 35100 Lamia (GR) SAVVAKIS, Savvas 55236 Thessaliniki (GR) (74) Representative: Withers & Rogers  Withers & Rogers LLP 2 London Bridge London SE1 9RA London SE1 9RA (GB)