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(11)

EP 4 816 700 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24805912.3 (22) Date of filing: 28.10.2024

(51) International Patent Classification (IPC):  F15B 7/00(2006.01) F15B 15/10(2006.01) F15B 7/08(2006.01) F15B 7/06(2006.01) B25J 9/14(2006.01) (52) Cooperative Patent Classification (CPC): F15B 7/00; F15B 15/10; F15B 2211/7052; B25J 9/14; F15B 7/005; F15B 2211/21; F04B 13/00; F04B 17/03; F04B 9/02; F15B 7/06; F15B 7/08; F04B 1/02; F04B 43/026 (86) International application number: PCT/IB2024/060601 (87) International publication number: WO 2025/114786 (05.06.2025 Gazette 2025/23)

(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: 27.11.2023 IT 202300025191 (71) Applicant: Scuola Superiore di Studi Universitari e di Perfezionamento Sant'Anna 56127 Pisa (IT)	(72) Inventors: FONTANA, Marco 56127 Pisa (IT) BOLIGNARI, Marco 56127 Pisa (IT) DAMIANI, Francesco 56127 Pisa (IT) (74) Representative: Leihkauf, Steffen Falk  Jacobacci & Partners S.p.A. Via Senato, 8 20121 Milano 20121 Milano (IT)