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(11)

EP 4 107 427 A1

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(43) Date of publication: 28.12.2022 Bulletin 2022/52 (21) Application number: 21703918.9 (22) Date of filing: 05.02.2021

(51) International Patent Classification (IPC):  F21S 9/02(2006.01) H01Q 9/04(2006.01) H01Q 1/38(2006.01) (52) Cooperative Patent Classification (CPC): F21S 9/022; F21V 23/006; H01Q 1/38; H01Q 1/44; H01Q 1/2225 (86) International application number: PCT/EP2021/052888 (87) International publication number: WO 2021/165066 (26.08.2021 Gazette 2021/34)

(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: 17.02.2020 GB 202002561 (71) Applicant: Tridonic GmbH & Co. KG 6851 Dornbirn (AT)	(72) Inventors: DIXON, David Wallsend NE28 9QZ (GB) WILSON, Ian Sunderland, SR33RH (GB) (74) Representative: Beder, Jens  Mitscherlich PartmbB Patent- und Rechtsanwälte Sonnenstraße 33 80331 München 80331 München (DE)