(19)

(11)

EP 4 771 337 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24735544.9 (22) Date of filing: 14.06.2024

(51) International Patent Classification (IPC):  G01B 11/14(2006.01) G01B 21/16(2006.01) G01B 7/14(2006.01) B29C 48/92(2019.01) H01B 13/14(2006.01) (52) Cooperative Patent Classification (CPC): G01B 11/14; B29C 48/92; G01B 21/16; H01B 13/14; G01B 7/14 (86) International application number: PCT/EP2024/066673 (87) International publication number: WO 2025/256760 (18.12.2025 Gazette 2025/51)

(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 (71) Applicant: Zumbach Electronic AG 2552 Orpund (CH)	(72) Inventors: NAEGELI, Sven Hertford, North Carolina 27944 (US) DONAHUE, Keith Del Mar, California 92014 (US) (74) Representative: Meissner Bolte Partnerschaft mbB  Patentanwälte Rechtsanwälte Postfach 86 06 24 81633 München 81633 München (DE)